CN111397811A - Transformer oil tank sealing detection device - Google Patents
Transformer oil tank sealing detection device Download PDFInfo
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- CN111397811A CN111397811A CN202010464098.1A CN202010464098A CN111397811A CN 111397811 A CN111397811 A CN 111397811A CN 202010464098 A CN202010464098 A CN 202010464098A CN 111397811 A CN111397811 A CN 111397811A
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- oil
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- oil tank
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a sealing detection device for a transformer oil tank, which comprises a machine body, wherein a working cavity is arranged in the machine body, a transmission cavity is arranged on the right side of the working cavity, an oil tank is fixedly arranged on the inner wall of the bottom side of the working cavity, an inflation detection assembly for detecting the oil tank by filling nitrogen is arranged between the working cavity and the transmission cavity, the inflation detection assembly comprises a connecting shaft which is rotatably connected with the inner wall of the right side of the transmission cavity and extends leftwards and rightwards, when the sealing detection device works, nitrogen can be filled into the oil tank through the inflation detection assembly to detect the airtightness, an alarm can be given out when oil leakage is detected through the alarm assembly, an indicator lamp can be turned on when oil leakage is detected through the lighting assembly, oil can enter or flow out of the oil tank through the oil switch assembly and can be filled with nitrogen, and the safety and.
Description
Technical Field
The invention relates to the related technical field of detection boxes, in particular to a sealing detection device for a transformer oil tank.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core (magnetic core), an oil tank is arranged in the transformer, the oil tank of the transformer is filled with oil, no leakage is guaranteed, and the tightness detection is particularly important. If the oil tank has the oil leakage phenomenon, serious consequences can be caused. The existing oil tank sealing detection device is low in detection efficiency, and cannot discharge oil and fill nitrogen after detection, so that the safety is poor.
Disclosure of Invention
Aiming at the technical defects, the invention provides a sealing detection device for a transformer oil tank, which can overcome the defects.
The invention relates to a sealing detection device for a transformer oil tank, which comprises a machine body, wherein a working cavity is arranged in the machine body, a transmission cavity is arranged at the right side of the working cavity, an oil tank is fixedly arranged on the inner wall at the bottom side of the working cavity, an inflation detection assembly for detecting the oil tank by filling nitrogen is arranged between the working cavity and the transmission cavity, the inflation detection assembly comprises a connecting shaft which is rotatably connected with the inner wall at the right side of the transmission cavity and extends leftwards and rightwards, a rotary table positioned in the working cavity is fixedly connected onto the connecting shaft, a connecting block is fixedly connected onto the rotary table, a fixed plate fixedly connected with the inner wall at the rear side of the working cavity is fixedly connected onto the rear side of the oil tank, a moving block is connected onto the left end of the fixed plate in a front-back sliding manner, a connecting rod hinged with the, the utility model discloses a fuel tank, including fixing plate, push rod, fixed plate, fixed box bottom, fixed box left end fixed mounting have the fixed box, around the fixed box sliding connection have with push rod fixed connection's push pedal, fixed plate upper end fixed mounting have the nitrogen gas case, nitrogen gas case lower extreme be provided with fixed box intercommunication just is equipped with the intake pipe of check valve, the fixed box front end be provided with the outlet duct of oil tank intercommunication, working chamber bottom inner wall fixed mounting has the batch oil tank, the transmission intracavity is provided with the alarm subassembly that reports to the police when being used for the oil tank oil leak, working chamber left side top is provided with the bright lamp subassembly that is used for the suggestion oil tank not to leak oil, the batch oil tank right side.
Preferably, the inflation detection assembly further comprises a driving motor fixedly mounted on the inner wall of the top side of the transmission cavity, a driving shaft extending up and down is arranged at the tail end of the driving motor, the driving shaft is in transmission connection with the connecting shaft through a bevel gear, the transmission cavity is communicated with the sliding groove of the working cavity, and the inner wall of the right side of the transmission cavity is in vertical sliding connection with a lifting block.
Preferably, the alarm assembly includes with the integral key shaft that the transmission chamber bottom side inner wall rotates to be connected and extends from top to bottom, spline fit has the spline sleeve on the integral key shaft, the spline sleeve with the elevator rotates to be connected, fixedly connected with follows the gear on the spline sleeve, fixedly connected with can in the drive shaft with follow the master gear that the gear engagement is connected, transmission chamber right side inner wall fixed mounting has the siren, spline sleeve lower extreme fixedly connected with cam.
Preferably, the lighting assembly comprises a transition shaft which is rotatably connected with the inner wall of the top side of the transmission cavity and extends up and down, the lower end of the transition shaft is fixedly connected with a driven friction disc, the upper end of the spline sleeve is fixedly connected with a main friction disc which can be matched with the driven friction disc, the inner wall of the top side of the working cavity is rotationally connected with a rotating shaft which extends up and down, the rotating shaft is in transmission connection with the transition shaft through a belt wheel, the lower end of the rotating shaft is fixedly connected with a rotating gear, the inner wall of the rear side of the working cavity is connected with a rack plate which is engaged and connected with the rotating gear in a left-right sliding way, the left end of the rack plate is fixedly connected with a power supply, an indicator light is fixedly connected between the working cavity and the machine body, the lower end of the rack plate is fixedly connected with a connecting plate, and the inner wall of the left side of the working cavity is fixedly provided with a return spring fixedly connected with the connecting plate.
Preferably, the oil switch assembly comprises an oil pump fixedly mounted at the upper end of the oil storage tank, an oil inlet pipe communicated with the oil storage tank is arranged at the right end of the oil pump, an oil outlet pipe communicated with the oil tank is fixedly connected at the right end of the oil pump, a hydraulic cylinder is fixedly connected at the top inner wall of the working cavity, a telescopic rod is arranged at the tail end of the hydraulic cylinder, a fixed shaft is rotatably connected with the inner wall of the front side and the rear side of the working cavity, a fixed gear capable of being meshed with the telescopic rod is fixedly connected on the fixed shaft, an oil return pipe with a one-way valve is arranged between the oil storage tank and the oil tank, the oil return pipe can be blocked by the telescopic rod, a floating plate is slidably mounted on the inner wall of the left side in the oil tank up and down, a sealing pipe is arranged at the upper end of, the right end of the baffle is fixedly connected with a fixed rod fixedly connected with the lifting block.
The beneficial effects are that: the device during operation can be through aerifing the determine module and pouring into nitrogen gas detection gas tightness to the oil tank, can make through the alarm subassembly and detect and send out the police dispatch newspaper when the oil leak, can make to detect for the indicator light is bright when not leaking oil through the bright lamp subassembly, can make oil get into or flow out the oil tank and make the oil tank be full of nitrogen gas through the oil switch subassembly, has improved security and detection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a sealing detection device for a transformer tank according to the present invention;
FIG. 2 is a schematic diagram of the structure A-A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the structure B-B in FIG. 1 according to an embodiment of the present invention;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1 according to the embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a sealing detection device for a transformer oil tank, which comprises a machine body 11, wherein a working cavity 12 is arranged in the machine body 11, a transmission cavity 61 is arranged at the right side of the working cavity 12, an oil tank 26 is fixedly arranged on the inner wall at the bottom side of the working cavity 12, an inflation detection assembly for detecting the oil tank 26 through nitrogen gas inflation is arranged between the working cavity 12 and the transmission cavity 61, the inflation detection assembly comprises a connecting shaft 39 which is rotatably connected with the inner wall at the right side of the transmission cavity 61 and extends leftwards and rightwards, a rotary table 45 positioned in the working cavity 12 is fixedly connected on the connecting shaft 39, a connecting block 46 is fixedly connected on the rotary table 45, a fixed plate 49 fixedly connected with the inner wall at the rear side of the working cavity 12 is fixedly connected at the rear side of the oil tank 26, a moving block 47 is connected at the left end of the fixed plate 49 in a front-back sliding mode, and the moving block, the utility model discloses a portable oil-leakage alarm device, including movable block 47, fixed plate 49, nitrogen tank 53, fixed box 62, push plate 54 that fixed box 62 internal front and back sliding connection has and push rod 55 fixed connection, fixed plate 49 upper end fixed mounting has nitrogen gas case 53, nitrogen gas case 53 lower extreme be provided with fixed box 62 intercommunication and be equipped with the intake pipe 52 of check valve, fixed box 62 front end be provided with the outlet duct 26 of oil tank 26 intercommunication, working chamber 12 bottom side inner wall fixed mounting has batch oil tank 13, be provided with the alarm subassembly that reports to the police when being used for the oil tank oil leak in the transmission chamber 61, working chamber 12 left side top is provided with the bright lamp subassembly that is used for the suggestion oil tank not to leak oil, batch oil tank 13 right side is provided with the oil switch subassembly that is used for making oil get into or flow.
Advantageously, the inflation detection assembly further comprises a driving motor 28 fixedly mounted on the top inner wall of the transmission cavity 61, the end of the driving motor 28 is provided with a driving shaft 29 extending up and down, the driving shaft 29 is in transmission connection with the connecting shaft 39 through a bevel gear, the transmission cavity 61 is communicated with the sliding chute 27 of the working cavity 12, and the right inner wall of the transmission cavity 61 is in up-and-down sliding connection with the lifting block 33.
Advantageously, the alarm assembly includes a spline shaft 34 rotatably connected to and extending up and down from the inner wall of the bottom side of the transmission cavity 61, a spline sleeve 35 is spline-fitted on the spline shaft 34, the spline sleeve 35 is rotatably connected to the lifting block 33, a driven gear 32 is fixedly connected to the spline sleeve 35, a main gear 31 capable of being engaged with the driven gear 32 is fixedly connected to the driving shaft 29, an alarm 44 is fixedly mounted on the inner wall of the right side of the transmission cavity 61, and a cam 43 is fixedly connected to the lower end of the spline sleeve 35, so that the alarm 44 is alerted by the rotation of the cam 43.
Advantageously, the lighting assembly comprises a transition shaft 38 rotatably connected with the top inner wall of the transmission cavity 61 and extending up and down, the lower end of the transition shaft 38 is fixedly connected with a slave friction disc 37, the upper end of the spline sleeve 35 is fixedly connected with a master friction disc 36 capable of cooperating with the slave friction disc 37, the top inner wall of the working cavity 12 is rotatably connected with a rotating shaft 23 extending up and down, the rotating shaft 23 is in transmission connection with the transition shaft 38 through a belt pulley, the lower end of the rotating shaft 23 is fixedly connected with a rotating gear 24, the rear inner wall of the working cavity 12 is slidably connected with a rack plate 22 engaged with the rotating gear 24 left and right, the left end of the rack plate 22 is fixedly connected with a power supply 20, the indicator light 17 is fixedly connected between the working cavity 12 and the machine body 11, the lower end of the rack plate 22 is fixedly connected with a coupling plate 21, the left inner wall of the working cavity 12 is fixedly connected with a, so that the main friction wheel 36 rotates the auxiliary friction wheel 37, and the indicator 17 is connected to the power source 20 through the rotating gear 24.
Beneficially, the oil switch assembly comprises an oil pump 14 fixedly mounted at the upper end of the oil storage tank 13, the right end of the oil pump 14 is provided with an oil inlet pipe 15 communicated with the oil storage tank 13, the right end of the oil pump 14 is fixedly connected with an oil outlet pipe 16 communicated with the oil tank 26, a hydraulic cylinder 41 is fixedly connected to the inner wall of the top side of the working chamber 12, the tail end of the hydraulic cylinder 41 is provided with a telescopic rod 42, the inner walls of the front side and the rear side of the working chamber 12 are rotatably connected with a fixed shaft 56, the fixed shaft 56 is fixedly connected with a fixed gear 57 capable of being engaged with the telescopic rod 42, an oil return pipe 25 with a one-way valve is arranged between the oil storage tank 13 and the oil tank 26, the oil return pipe 25 can be blocked by the telescopic rod 42, a floating plate 58 is slidably mounted on the inner wall of the left side in the oil tank 26 up and down, the upper end, the baffle 60 is fixedly connected with the floating plate 58, and the right end of the baffle 60 is fixedly connected with a fixing rod 61 fixedly connected with the lifting block 33, so that oil enters the oil tank 26 through the oil pump 14, and the telescopic rod 42 moves upwards through the hydraulic cylinder 41, so that the finished oil flows into the oil storage tank 13 again.
In the initial state, the master friction disk 36 is not in contact with the slave friction disk 37, the cam 43 cannot alarm the alarm 44, and the return spring 19 is in a normal tension state.
When the oil pump 14 is started to work, so that oil in the oil storage tank 13 enters the oil tank 26 through the oil outlet pipe 16, the floating plate 58 is lifted, the baffle plate 60 is moved upwards, the lifting block 33 is moved upwards through the fixing rod 61, the cam 43 is positioned above the alarm 44, the driving motor 28 is started, the connecting shaft 39 is driven to rotate through bevel gear transmission, the push plate 54 is driven to reciprocate forwards and backwards through the rotation of the rotary disc 45, nitrogen in the nitrogen tank 53 enters the oil tank 26 through the air outlet pipe 51 for detection, when oil leaks from the oil tank 26, the floating plate 58 moves downwards, the lifting block 33 is driven to move downwards through the baffle plate 60, the cam 43 is positioned on the left side of the alarm 44, the driven gear 32 is driven to rotate through the main gear 31, and the alarm 44 is reminded through the rotation of the cam 43; when the oil in the oil tank 26 leaks, the floating plate 58 moves upward, so that the lifting block 33 is driven by the baffle plate 60 to move upward, the main friction disk 36 is in contact with the auxiliary friction disk 37, the auxiliary friction disk 37 is driven by the main friction disk 36 to rotate, the rotating shaft 23 is driven by the pulley transmission to rotate, the rack plate 22 is driven by the rotating gear 24 to move leftward, the power supply 20 is in contact with the indicator light 17, the indicator light 17 is lightened, after the detection is finished, the hydraulic cylinder 41 is started, the telescopic rod 42 is driven to move upward, the driving motor 28 is continuously started, the oil tank 26 is inflated, meanwhile, the oil return pipe 25 is unblocked, the oil returns to the oil tank 13, and nitrogen gas fills the oil tank 26.
The beneficial effects are that: the device during operation can be through aerifing the determine module and pouring into nitrogen gas detection gas tightness to the oil tank, can make through the alarm subassembly and detect and send out the police dispatch newspaper when the oil leak, can make to detect for the indicator light is bright when not leaking oil through the bright lamp subassembly, can make oil get into or flow out the oil tank and make the oil tank be full of nitrogen gas through the oil switch subassembly, has improved security and detection efficiency.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a sealed detection device of transformer tank, includes the organism, be provided with the working chamber in the organism, its characterized in that: the right side of the working cavity is provided with a transmission cavity, the inner wall of the bottom side of the working cavity is fixedly provided with an oil tank, an inflation detection assembly for detecting the oil tank through nitrogen gas filling is arranged between the working cavity and the transmission cavity, the inflation detection assembly comprises a linking shaft which is rotatably connected with the inner wall of the right side of the transmission cavity and extends leftwards and rightwards, a turntable positioned in the working cavity is fixedly connected to the linking shaft, a linking block is fixedly connected to the turntable, the rear side of the oil tank is fixedly connected with a fixed plate fixedly connected with the inner wall of the rear side of the working cavity, the left end of the fixed plate is slidably connected with a movable block forwards and backwards, the movable block is hinged with a connecting rod hinged with the linking block, the front end of the movable block is fixedly connected with a push rod, the left end of the fixed plate is fixedly provided with a fixed box, fixed plate upper end fixed mounting has the nitrogen case, nitrogen case lower extreme be provided with fixed case intercommunication and be equipped with the intake pipe of check valve, fixed case front end be provided with the outlet duct of oil tank intercommunication, working chamber bottom inner wall fixed mounting has the batch oil tank, the transmission intracavity is provided with the alarm subassembly that reports to the police when being used for the oil tank oil leak, working chamber left side top is provided with the bright lamp subassembly that is used for the suggestion oil tank not to leak oil, the batch oil tank right side is provided with and is used for making oil get into or flow the oil switch subassembly of oil tank.
2. The device for detecting the sealing of the oil tank of the transformer as claimed in claim 1, wherein: the inflation detection assembly further comprises a driving motor fixedly mounted on the inner wall of the top side of the transmission cavity, a driving shaft extending up and down is arranged at the tail end of the driving motor, the driving shaft is in transmission connection with the connecting shaft through a bevel gear, the transmission cavity is communicated with the sliding groove of the working cavity, and the inner wall of the right side of the transmission cavity is in vertical sliding connection with a lifting block.
3. The device for detecting the sealing of the oil tank of the transformer as claimed in claim 1, wherein: the alarm assembly comprises a spline shaft which is rotatably connected with the inner wall of the bottom of the transmission cavity and extends up and down, a spline sleeve is matched with a spline on the spline shaft, the spline sleeve is rotatably connected with the lifting block, a driven gear is fixedly connected onto the spline sleeve, a driving shaft is fixedly connected with a main gear which is connected with the driven gear in a meshed mode, an alarm is fixedly mounted on the inner wall of the right side of the transmission cavity, and a cam is fixedly connected to the lower end of the spline sleeve.
4. The device for detecting the sealing of the oil tank of the transformer as claimed in claim 3, wherein: the lighting component comprises a transition shaft which is rotationally connected with the inner wall of the top side of the transmission cavity and extends up and down, the lower end of the transition shaft is fixedly connected with a driven friction disc, the upper end of the spline sleeve is fixedly connected with a main friction disc which can be matched with the driven friction disc, the inner wall of the top side of the working cavity is rotationally connected with a rotating shaft which extends up and down, the rotating shaft is in transmission connection with the transition shaft through a belt wheel, the lower end of the rotating shaft is fixedly connected with a rotating gear, the inner wall of the rear side of the working cavity is connected with a rack plate which is engaged and connected with the rotating gear in a left-right sliding way, the left end of the rack plate is fixedly connected with a power supply, an indicator light is fixedly connected between the working cavity and the machine body, the lower end of the rack plate is fixedly connected with a connecting plate, and the inner wall of the left side of the working cavity is fixedly provided with a return spring fixedly connected with the connecting plate.
5. The device for detecting the sealing of the oil tank of the transformer as claimed in claim 4, wherein: the oil switch component comprises an oil pump fixedly installed at the upper end of the oil storage tank, an oil inlet pipe communicated with the oil storage tank is arranged at the right end of the oil pump, an oil outlet pipe communicated with the oil tank is fixedly connected at the right end of the oil pump, a hydraulic cylinder is fixedly connected at the inner wall of the top side of the working cavity, a telescopic rod is arranged at the tail end of the hydraulic cylinder, a fixed shaft is rotatably connected with the inner wall of the front side and the rear side of the working cavity, a fixed gear capable of being meshed and connected with the telescopic rod is fixedly connected on the fixed shaft, an oil return pipe with a one-way valve is arranged between the oil storage tank and the oil tank, the oil return pipe can be blocked by the telescopic rod, a floating plate is vertically and slidably installed on the inner wall of the left side in the oil tank, a sealing pipe is arranged, the right end of the baffle is fixedly connected with a fixed rod fixedly connected with the lifting block.
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|---|---|---|---|
| CN202010464098.1A CN111397811B (en) | 2020-05-27 | 2020-05-27 | Transformer oil tank sealing detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010464098.1A CN111397811B (en) | 2020-05-27 | 2020-05-27 | Transformer oil tank sealing detection device |
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| CN111397811A true CN111397811A (en) | 2020-07-10 |
| CN111397811B CN111397811B (en) | 2021-01-26 |
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Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5675073A (en) * | 1995-03-20 | 1997-10-07 | Toyota Jidosha Kabushiki Kaisha | Device for detecting leakage of fuel vapor |
| JPH1019717A (en) * | 1996-07-03 | 1998-01-23 | Tokiko Maintenance Kk | Apparatus and method for inspecting pressure of tank |
| CN201903436U (en) * | 2010-12-09 | 2011-07-20 | 亚普汽车部件有限公司 | Pressure-constant device used for nitrogen gas tightness test for plastic fuel tank |
| CN202736647U (en) * | 2012-05-31 | 2013-02-13 | 山东泰开变压器有限公司 | Vacuumed capsule-type oil conservator with gas leakage monitoring function |
| CN103578699A (en) * | 2013-11-05 | 2014-02-12 | 国家电网公司 | High-oil-level differential type leak detection device for oil tank |
| JP2014055600A (en) * | 2012-09-11 | 2014-03-27 | Toyota Motor Corp | Gas filling device and gas filling method |
| CN107369530A (en) * | 2017-06-29 | 2017-11-21 | 广东电网有限责任公司佛山供电局 | A kind of oil conservator used for transformer capsule breakage monitoring device |
| US9835516B2 (en) * | 2015-05-21 | 2017-12-05 | Ford Global Technologies, Llc | Adaptor for a capless fuel tank filler pipe |
| CN208161282U (en) * | 2018-02-08 | 2018-11-30 | 中铁八局集团第四工程有限公司 | A kind of environment-friendly type building fugitive dust processing unit |
| CN208366554U (en) * | 2018-03-21 | 2019-01-11 | 广东电网有限责任公司佛山供电局 | A kind of oil-immersed transformer seal test device |
| CN109994761A (en) * | 2019-04-22 | 2019-07-09 | 杭州奇伶服饰有限公司 | A kind of fuel cell air charging system |
| CN209280251U (en) * | 2018-12-29 | 2019-08-20 | 云南电网有限责任公司电力科学研究院 | A kind of detection device for vertical oil storage cabinet balloon rupture oily outside power transformer |
| CN209326902U (en) * | 2019-03-25 | 2019-08-30 | 台州市涌星贸易有限公司 | The sealing property detection device of oil tank of transformer |
| CN110375925A (en) * | 2019-06-14 | 2019-10-25 | 岭澳核电有限公司 | Nuclear power station oil filter and the method for detecting oil liquid leakage |
| CN209662923U (en) * | 2019-01-21 | 2019-11-22 | 南京世界村天然保健品有限公司 | Dust-extraction unit is used in a kind of production of health care product |
| CN209783844U (en) * | 2019-05-27 | 2019-12-13 | 国网冀北电力有限公司廊坊供电公司 | Special device for transformer pressure leakage test |
| CN110726514A (en) * | 2019-11-01 | 2020-01-24 | 新昌灵思变压器科技有限公司 | Oil leakage detection device for transformer oil tank |
| CN110879122A (en) * | 2019-12-13 | 2020-03-13 | 西安飞机工业（集团）有限责任公司 | Device and method for detecting tightness of aircraft wing fuel tank |
| CN210625952U (en) * | 2019-11-15 | 2020-05-26 | 万丰飞机工业有限公司 | Aircraft tank testing arrangement |
-
2020
- 2020-05-27 CN CN202010464098.1A patent/CN111397811B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5675073A (en) * | 1995-03-20 | 1997-10-07 | Toyota Jidosha Kabushiki Kaisha | Device for detecting leakage of fuel vapor |
| JPH1019717A (en) * | 1996-07-03 | 1998-01-23 | Tokiko Maintenance Kk | Apparatus and method for inspecting pressure of tank |
| CN201903436U (en) * | 2010-12-09 | 2011-07-20 | 亚普汽车部件有限公司 | Pressure-constant device used for nitrogen gas tightness test for plastic fuel tank |
| CN202736647U (en) * | 2012-05-31 | 2013-02-13 | 山东泰开变压器有限公司 | Vacuumed capsule-type oil conservator with gas leakage monitoring function |
| JP2014055600A (en) * | 2012-09-11 | 2014-03-27 | Toyota Motor Corp | Gas filling device and gas filling method |
| CN103578699A (en) * | 2013-11-05 | 2014-02-12 | 国家电网公司 | High-oil-level differential type leak detection device for oil tank |
| US9835516B2 (en) * | 2015-05-21 | 2017-12-05 | Ford Global Technologies, Llc | Adaptor for a capless fuel tank filler pipe |
| CN107369530A (en) * | 2017-06-29 | 2017-11-21 | 广东电网有限责任公司佛山供电局 | A kind of oil conservator used for transformer capsule breakage monitoring device |
| CN208161282U (en) * | 2018-02-08 | 2018-11-30 | 中铁八局集团第四工程有限公司 | A kind of environment-friendly type building fugitive dust processing unit |
| CN208366554U (en) * | 2018-03-21 | 2019-01-11 | 广东电网有限责任公司佛山供电局 | A kind of oil-immersed transformer seal test device |
| CN209280251U (en) * | 2018-12-29 | 2019-08-20 | 云南电网有限责任公司电力科学研究院 | A kind of detection device for vertical oil storage cabinet balloon rupture oily outside power transformer |
| CN209662923U (en) * | 2019-01-21 | 2019-11-22 | 南京世界村天然保健品有限公司 | Dust-extraction unit is used in a kind of production of health care product |
| CN209326902U (en) * | 2019-03-25 | 2019-08-30 | 台州市涌星贸易有限公司 | The sealing property detection device of oil tank of transformer |
| CN109994761A (en) * | 2019-04-22 | 2019-07-09 | 杭州奇伶服饰有限公司 | A kind of fuel cell air charging system |
| CN209783844U (en) * | 2019-05-27 | 2019-12-13 | 国网冀北电力有限公司廊坊供电公司 | Special device for transformer pressure leakage test |
| CN110375925A (en) * | 2019-06-14 | 2019-10-25 | 岭澳核电有限公司 | Nuclear power station oil filter and the method for detecting oil liquid leakage |
| CN110726514A (en) * | 2019-11-01 | 2020-01-24 | 新昌灵思变压器科技有限公司 | Oil leakage detection device for transformer oil tank |
| CN210625952U (en) * | 2019-11-15 | 2020-05-26 | 万丰飞机工业有限公司 | Aircraft tank testing arrangement |
| CN110879122A (en) * | 2019-12-13 | 2020-03-13 | 西安飞机工业（集团）有限责任公司 | Device and method for detecting tightness of aircraft wing fuel tank |
Non-Patent Citations (1)
| Title |
|---|
| 周凯、杨素君、张迎春: "汽车油箱检漏系统的研制", 《微计算机信息》 * |
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