CN115132476B - Oil immersed transformer based on cell-phone APP monitoring - Google Patents
Oil immersed transformer based on cell-phone APP monitoring Download PDFInfo
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- CN115132476B CN115132476B CN202210755363.0A CN202210755363A CN115132476B CN 115132476 B CN115132476 B CN 115132476B CN 202210755363 A CN202210755363 A CN 202210755363A CN 115132476 B CN115132476 B CN 115132476B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 238000012423 maintenance Methods 0.000 claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 230000036541 health Effects 0.000 description 20
- 230000009286 beneficial effect Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000016507 interphase Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/404—Protective devices specially adapted for fluid filled transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention provides an oil immersed transformer based on mobile phone APP monitoring, which comprises an oil tank, wherein a first running state detection module is arranged in the oil tank, a group of iron cores are further arranged in the oil tank, a coil is wound on any iron core, a second running state detection module is arranged on the coil, and the first running state detection module and the second running state detection module are electrically connected with an electric power running maintenance platform and the mobile phone APP. According to the invention, the working state of the transformer can be monitored in real time by arranging the first running state detection module and the second running state detection module, the running state of the transformer can be controlled in real time by the platform and the mobile phone app, and the operation and maintenance personnel can timely obtain early warning and alarming of related fault information, timely develop maintenance and repair work, and ensure the power utilization stability and safety of enterprise users.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to an oil immersed transformer based on mobile phone APP monitoring.
Background
The oil immersed transformer is a novel high-performance transformer with more reasonable structure and better performance, no air gap exists in the magnetic circuit, the winding is tighter, the lengths of the three magnetic circuits are consistent, and the three magnetic circuits are shortest, and the cross section area of the core column of the iron core is closer to a circle, so that the performance is further improved, the loss is reduced, the noise is reduced, the three items are balanced, the third harmonic component is reduced, and the product is more suitable for the transformation of urban and rural power grids and industrial and mining enterprises and is more suitable for combined transformers and transformers for preassembled substations.
The existing oil immersed transformer structure is characterized in that a coil is wound by a wire and then sleeved on an iron core, the coil is installed on a sealed box body, insulating oil is added into the box body to cool (insulate) the transformer, and a pressure release valve and a mechanical oil level gauge are installed on the transformer box body. When the transformer fails due to turn-to-turn short circuit, inter-phase short circuit, winding grounding, joint open welding, poor switch contact, inter-phase contact or tap discharge and the like, the occurrence time and the failure reason of the failure cannot be rapidly and directly judged; whether the transformer has operation faults and the severity of the faults can be indirectly judged only by checking whether the transformer has abnormal operation, heating, normal oil level, oil leakage and other external phenomena through regular inspection by operation and maintenance personnel.
Disclosure of Invention
The invention provides an oil immersed transformer based on mobile phone APP monitoring, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention discloses an oil immersed transformer based on mobile phone APP monitoring, which is characterized by comprising an oil tank, wherein a first operation state detection module is arranged in the oil tank, a group of iron cores are further arranged in the oil tank, a coil is wound on any iron core, a second operation state detection module is arranged on the coil, and the first operation state detection module and the second operation state detection module are electrically connected with an electric power operation and maintenance platform and the mobile phone APP.
Preferably, the first running state detection module includes: the oil temperature sensor and the oil level sensor are respectively used for detecting the oil temperature change of the transformer and the liquid level height of transformer oil, and the gas pressure sensor and the gas temperature and humidity sensor are respectively used for detecting the pressure of gas in the oil tank and the gas temperature and humidity.
Preferably, the second operation state detection module includes: the temperature sensor is used for detecting the temperature of the coil, and the current sensor is used for detecting the current passing through the coil.
Preferably, the oil temperature sensor, the oil level sensor, the gas pressure sensor, the gas temperature and humidity sensor, the temperature sensor and the current sensor are independently powered and operated.
Preferably, the oil tank is also provided with a plurality of groups of high-voltage bushings and a plurality of groups of low-voltage bushings, and a tapping switch.
Preferably, the oil tank is further provided with a cooling device, and the cooling device comprises: two bilateral symmetry's grip block, the fixed setting in oil tank upper surface of grip block lower extreme, the fixed first motor that is equipped with in one side that two grip blocks are close to each other, first motor lower extreme is through the first dwang of output shaft fixed connection, in the first dwang downwardly extending advances oil tank, and first dwang and oil tank extension department rotate to be connected, are fixed with a plurality of stirring vane on the first dwang.
Preferably, the bilateral symmetry is equipped with the pencil on the first dwang, and heat sink still includes: two bilateral symmetry's fan mechanism, fan mechanism includes: the fixed plate is fixedly connected to the outer walls of the two sides of the oil tank, the other end of the fixed plate is fixedly connected with the driving tank, the upper surface of the driving tank is provided with a first fixed pulley, a second fixed pulley is arranged in the driving tank, the right end of the second fixed pulley is fixedly connected with the inner wall of one side of the driving tank far away from the oil tank through a connecting rod, a wire harness bypasses the first fixed pulley, a first opening is formed in the upper surface of the driving tank, the wire harness extends into the driving tank, the wire harness bypasses the second fixed pulley and is fixedly connected with a moving block, a second opening is formed in one side wall of the driving tank close to the oil tank, the moving block is in sliding connection with a first hinge joint, and the first hinge joint extends out of the driving tank from the second opening;
the lower end of the moving block is fixedly connected with a reset spring, and the lower end of the reset spring is fixedly connected with the inner wall of the lower side of the driving box;
the two connecting rods are vertically symmetrical, the two connecting rods are mutually hinged, the upper end of the connecting rod at the upper end is hinged to the first hinge head, the lower end of the connecting rod at the lower end is hinged to the second hinge head, the second hinge head is fixedly arranged on the outer wall of one side, close to the oil tank, of the driving box, and a fan is fixedly arranged on the connecting rod.
Preferably, the oil drain port has been seted up to the oil tank right side wall, and oil drain port intercommunication first pipeline, first pipeline intercommunication oil pump, oil pump intercommunication coil pipe, coil pipe coil in proper order are established at oil tank right side wall, back lateral wall and left side wall, and the other end of coil pipe link up the second pipeline, and the other end intercommunication oil inlet of second pipeline, oil inlet set up on the oil tank left side wall.
Preferably, the lower end of the oil tank is fixedly arranged on the adjusting device, and the adjusting device comprises: the central position of the mounting plate is rotationally connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected with the central position of the supporting plate, and the lower end of the oil tank is fixedly arranged on the upper surface of the supporting plate;
the mounting plate is fixedly provided with a plurality of first damping components and a plurality of second damping components, the first damping components and the second damping components are uniformly and circumferentially arranged by taking the rotating shaft as the center of a circle, the number of the first damping components is twice that of the second damping components, and the second damping components are arranged on one side, close to the rotating shaft, of the first damping components;
the first damper assembly includes: the first universal wheel is arranged at the upper end of the first supporting rod, the lower end of the first supporting rod extends into the supporting frame, the first supporting rod is in sliding connection with the extending position of the supporting frame, the lower end of the first supporting rod is fixedly connected with the sliding plate, the periphery side of the sliding plate is in sliding connection with the inner wall of the supporting frame, the lower end of the sliding plate is symmetrically and fixedly provided with buffer springs, the lower end of the buffer springs is fixedly arranged on the mounting plate, the rear side of the supporting frame is in through connection with a third pipeline, the other end of the third pipeline is in through connection with a second damping component closest to the second damping component, and a one-way valve is arranged in the third pipeline;
the second damper assembly includes: the second universal wheel is arranged at the upper end of the second supporting rod, the lower end of the first supporting rod is fixedly connected with the air bag, the lower end of the air bag is fixedly connected with the mounting plate, and the other end of the third pipeline is in through connection with the air bag closest to the air bag.
Preferably, the backup pad lower surface still is equipped with a plurality of spacing subassemblies, and spacing subassembly includes: the utility model discloses a power operation and maintenance platform, including the backup pad, the one end of gag lever post articulates in backup pad lower surface, the other end fixed connection supporting spring of gag lever post, the other end fixed connection electric putter of supporting spring, electric putter electricity is connected electric operation and maintenance platform and cell-phone APP, electric putter's other end fixed connection limiting plate is equipped with the permanent magnet on the limiting plate, backup pad lower surface is equipped with the electro-magnet, electric operation and maintenance platform and cell-phone APP are connected to the electro-magnet electricity, the limiting plate can adsorb on the electro-magnet, the first pinion rack of other end fixed connection of limiting plate, fixed surface is equipped with a plurality of second pinion racks on the mounting panel, first pinion rack can be connected with the second pinion rack meshing.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the structure of a fuel tank of the present invention;
FIG. 2 is a side view showing the structure of the inner portion of the fuel tank of the present invention;
FIG. 3 is a schematic view of a cooling device according to the present invention;
FIG. 4 is an enlarged view of FIG. 3A in accordance with the present invention;
FIG. 5 is a schematic diagram of a coil installation of the present invention;
FIG. 6 is a second schematic diagram of a coil installation of the present invention;
FIG. 7 is a third schematic diagram of the coil installation of the present invention;
fig. 8 is a schematic structural view of a support plate of the present invention;
FIG. 9 is a schematic view of the structure of the mounting plate of the present invention;
FIG. 10 is a schematic view of the structure of the first damper assembly and the spacing assembly of the present invention;
FIG. 11 is a schematic structural view of a second damper assembly according to the present invention.
In the figure: 1. an oil tank; 2. an oil drain port; 3. a high voltage bushing; 4. a low voltage bushing; 5. a tap changer; 6. a fixing plate; 7. a cooling device; 8. a limit rod; 9. a second universal wheel; 10. a first support bar; 11. an air bag; 12. a second toothed plate; 13. a first toothed plate; 14. a first motor; 15. a clamping plate; 16. a first rotating lever; 17. stirring blades; 18. an oil pump; 19. a first pipeline; 20. a fan mechanism; 21. an iron core; 22. a coil; 23. an oil inlet; 24. a second pipeline; 25. a coiled pipe; 26. a first fixed pulley; 27. a return spring; 28. a drive box; 29. a second fixed pulley; 30. a second joint; 31. a connecting rod; 32. a blower; 33. a moving block; 34. a wire harness; 35. an adjusting device; 36. a support plate; 37. a mounting plate; 38. a first shock absorbing assembly; 39. a limit component; 40. a rotating shaft; 41. a third pipeline; 42. a second shock absorbing assembly; 43. a first universal wheel; 44. a first support bar; 45. an electromagnet; 46. a limiting plate; 47. an electric push rod; 48. a slide plate; 49. a buffer spring; 50. a support frame; 51. and a support spring.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between the embodiments may be combined with each other, but it is necessary to base that a person skilled in the art can implement the combination of technical solutions, when the combination of technical solutions contradicts or cannot be implemented, should be considered that the combination of technical solutions does not exist, and is not within the scope of protection claimed by the present invention.
Example 1
The embodiment of the invention provides an oil immersed transformer based on mobile phone APP monitoring, as shown in fig. 1-2, which comprises an oil tank 1, wherein a first running state detection module is arranged in the oil tank 1, a group of iron cores 21 are also arranged in the oil tank, a coil 22 is wound on any iron core, a second running state detection module is arranged on the coil 22, and the first running state detection module and the second running state detection module are electrically connected with an electric power operation and maintenance platform and the mobile phone APP.
The working principle and the beneficial effects of the technical scheme are as follows: the first running state detection module detects various conditions of transformer insulating oil caused by various data changes in real time; the second running state detection module detects the states of each phase of the transformer in real time, and collects and transmits collected transformer running fault information data to the electric power operation and maintenance cloud platform and the mobile phone APP through the wireless data collection module in real time;
through setting up first running state detection module and second running state detection module, can real-time supervision transformer's operating condition, accessible platform and cell-phone app control transformer operating condition in real time, and fortune dimension personnel can in time obtain relevant fault information's early warning and warning, in time develop maintenance and examine the work of salvaging, ensure enterprise user's power consumption stability and security.
Example 2
On the basis of the above embodiment 1, as shown in fig. 1-2, the first operation state detection module includes: the oil temperature sensor, the oil level sensor, the gas pressure sensor and the gas temperature and humidity sensor are respectively used for detecting the oil temperature change of the transformer and the liquid level height of transformer oil, and the gas pressure sensor and the gas temperature and humidity sensor are respectively used for detecting the pressure and the gas temperature and humidity of gas in the oil tank 1.
Preferably, the second running state detecting module includes: a temperature sensor for detecting the temperature of the coil 22 and a current sensor for detecting the current passing through the coil 22.
Preferably, the oil temperature sensor, the oil level sensor, the gas pressure sensor, the gas temperature and humidity sensor, the temperature sensor and the current sensor are independently powered and operated.
Wherein, each sensor module part of above-mentioned transformer installation is independent power supply operation, and the monitoring mode is direct embedded, need not have a power failure to the fault detection of transformer.
The working principle and the beneficial effects of the technical scheme are as follows: the gas pressure sensor and the gas temperature and humidity sensor are used for judging whether the transformer is in short circuit between the inter-phase turns in real time, the contact terminal is discharged, the winding is grounded, the load current is overlarge, so that the transformer insulating oil is gasified in quality and transmits data to the platform and the mobile phone APP, wherein the transformer insulating oil is caused by the problems of a plurality of faults of conductor and magnet heating caused by overlarge load current;
the oil temperature sensor is used for judging whether oil leakage occurs to the insulating oil of the transformer or not and whether the transformer has long-term local overheating and long-term oil temperature change caused by heavy load overcurrent or not in real time by two groups of parameters of the oil level sensor, and transmitting data to the platform and the mobile phone APP;
the temperature and current sensor module respectively measures the respective temperature and current of the three-phase coil of the transformer, monitors the state of each phase of the transformer in real time, transmits data to the platform and the mobile phone APP, and generates early warning information before the transformer insulating oil has obvious temperature change and quality change ageing, so that operation faults can be prevented early, and operation maintenance personnel can obtain fault information in time.
Example 3
On the basis of the above embodiments 1-2, as shown in fig. 1-2, the oil tank 1 is further provided with a plurality of high-voltage bushings 3, a plurality of low-voltage bushings 4 and a tapping switch 5.
The working principle and beneficial effects of the technical scheme are as follows: the high-voltage sleeve 3 is sleeved on the high-voltage lead, the low-voltage sleeve 4 is sleeved on the low-voltage lead, the sectional switch 5 can adjust the output voltage of the transformer, and the sleeve can insulate the lead from the ground and simultaneously play a role in fixing the lead.
Example 4
On the basis of the above embodiments 1-3, as shown in fig. 3-7, the oil tank 1 is further provided with a cooling device 7, where the cooling device 7 includes: two bilateral symmetry's grip block 15, grip block 15 lower extreme fixed setting is in oil tank 1 upper surface, and two grip block 15 are fixed to be equipped with first motor 14 in one side that is close to each other, and first motor 14 lower extreme passes through output shaft fixed connection first dwang 16, and first dwang 16 downwardly extending advances oil tank 1 in, and first dwang 16 and oil tank 1 extension department rotation are connected, are fixed with a plurality of stirring vane 17 on the first dwang 16.
Preferably, the first rotating rod 16 is symmetrically provided with a wire harness 34, and the cooling device 7 further includes: two bilaterally symmetrical fan mechanisms 20, the fan mechanisms 20 including: the fixed plate 6 is fixedly connected to the outer walls of the two sides of the oil tank 1, the other end of the fixed plate 6 is fixedly connected with the driving box 28, the upper surface of the driving box 28 is provided with the first fixed pulley 26, the driving box 28 is internally provided with the second fixed pulley 29, the right end of the second fixed pulley 29 is fixedly connected with the inner wall of one side of the driving box 28 far away from the oil tank 1 through a connecting rod, the wire harness 34 bypasses the first fixed pulley 26, the upper surface of the driving box 28 is provided with a first opening, the wire harness 34 extends into the driving box 28, the wire harness 34 bypasses the second fixed pulley 29 and is fixedly connected with the moving block 33, one side wall of the driving box 28 close to the oil tank 1 is provided with a second opening, the moving block 33 is in sliding connection with one side wall of the driving box 28 close to the oil tank 1, the first hinge is fixedly connected with one side wall of the moving block 33 close to the oil tank 1, and the first hinge extends out of the driving box 28 from the second opening;
the lower end of the moving block 33 is fixedly connected with a reset spring 27, and the lower end of the reset spring 27 is fixedly connected with the inner wall of the lower side of the driving box 28;
the two connecting rods 31 which are vertically symmetrical are mutually hinged, the upper end of the connecting rod 31 at the upper end is hinged on the first hinge joint, the lower end of the connecting rod 31 at the lower end is hinged on the second hinge joint 30, the second hinge joint 30 is fixedly arranged on the outer wall of one side, close to the oil tank 1, of the driving box 28, and the connecting rod 31 is fixedly provided with a fan 32.
The working principle of the technical scheme is as follows: when the first rotating rod 16 rotates, the wire harness 34 is continuously wound on the first rotating rod 16, so that the wire harness 34 pulls the moving block 33 to move downwards through the first fixed pulley 26 and the second fixed pulley 29 to drive the first hinging head to move downwards, the reset spring 27 compresses, the upper connecting rod 31 is driven to deflect by taking the hinging position of the two connecting rods 31 as an axis, and meanwhile, the lower connecting rod 31 is driven to deflect by taking the hinging position of the two connecting rods 31 as an axis, and the fan 32 continuously blows to two side faces of the oil tank 1.
The beneficial effects of the technical scheme are as follows: through setting up stirring vane 17, can effectually stir the fluid in the oil tank 1 for the unbalanced temperature of fluid becomes balanced, sets up fan 32 simultaneously, can effectually cool down the shell of oil tank 1, and thereby drive the first articulated joint downwardly moving of movable block 33 through pencil 34, make connecting rod 31 constantly take place to deflect, thereby fan 32 also blows to oil tank 1 with different angles, the better effect that has played the lowering temperature, the effectual functionality that has improved the device.
Example 5
On the basis of the above embodiments 1-4, as shown in fig. 3-7, the right side wall of the oil tank 1 is provided with an oil drain port 2, the oil drain port 2 is communicated with a first pipeline 19, the first pipeline 19 is communicated with an oil pump 18, the oil pump 18 is communicated with a coil pipe 25, the coil pipe 25 is sequentially coiled on the right side wall, the rear side wall and the left side wall of the oil tank 1, the other end of the coil pipe 25 is in through connection with a second pipeline 24, the other end of the second pipeline 24 is communicated with an oil inlet 23, and the oil inlet 2 is arranged on the left side wall of the oil tank 1.
The working principle and the beneficial effects of the technical scheme are as follows: the oil pump 18 is started, and the oil in the oil tank 1 flows from the oil drain port 2 through the first pipeline 19, the coil pipe 25, the second pipeline 24 and the oil inlet 23 to enter the oil tank 1.
Through setting up coil pipe 25, the distance that the fluid in the oil tank 1 flowed through is longer, can effectually cool down the fluid in the oil tank 1 as far as under external environment, and fan 32 also can blow coil pipe 25 on the oil tank 1 both sides wall, also effectually reduced the temperature of the fluid in the oil tank 1.
Example 6
On the basis of the above embodiments 1 to 5, as shown in fig. 8 to 11, the lower end of the oil tank 1 is fixedly mounted on the adjusting device 35, and the adjusting device 35 includes: the central position of the mounting plate 37 is rotationally connected with a rotating shaft 40, the upper end of the rotating shaft 40 is fixedly connected with the central position of the supporting plate 36, and the lower end of the oil tank 1 is fixedly arranged on the upper surface of the supporting plate 36;
the mounting plate 37 is fixedly provided with a plurality of first damping components 38 and a plurality of second damping components 42, the plurality of first damping components 38 and the plurality of second damping components 42 are uniformly and circumferentially arranged by taking the rotating shaft 40 as the center of a circle, the number of the first damping components 38 is twice that of the second damping components 42, and the second damping components 42 are arranged on one side, close to the rotating shaft 40, of the first damping components 38;
the first damper assembly 38 includes: the first universal wheel 43, the first universal wheel 43 is set up in the upper end of the first supporting rod 44, the lower end of the first supporting rod 44 extends into the supporting frame 50, and the first supporting rod 44 is connected with the extending position of the supporting frame 50 slidably, the lower end of the first supporting rod 44 fixedly connects the slide plate 48, the peripheral side of the slide plate 48 is connected with inner wall of the supporting frame 50 slidably, the lower end of the slide plate 48 is symmetrically fixed with the buffer spring 49 left and right, the lower end of the buffer spring 49 is fixedly set up on the mounting plate 37, the rear side of the supporting frame 50 is connected with the third pipeline 41 in a through way, another end of the third pipeline 41 is connected with the second damper assembly 42 closest in a through way, there is a check valve in the third pipeline 41;
the second damper assembly 42 includes: the second universal wheel 9, the second universal wheel 9 sets up in the upper end of second bracing piece 10, and first bracing piece 10 lower extreme fixed connection gasbag 11, gasbag 11 lower extreme fixed connection mounting panel 37, the other end through connection of third pipeline 41 is the gasbag 11 that the distance is nearest.
Wherein, preferably, backup pad 36 lower surface still is equipped with a plurality of spacing subassemblies 39, and spacing subassembly 39 includes: the utility model provides a power operation and maintenance platform and cell-phone APP are connected to electric putter 47 electricity, electric putter's 47 other end fixed connection electric putter 47, be equipped with the permanent magnet on the limiting plate 46, backup pad 36 lower surface is equipped with electromagnet 45, electric power operation and maintenance platform and cell-phone APP are connected to electromagnet 45 electricity, limiting plate 46 can adsorb on electromagnet 45, the first pinion rack 13 of the other end fixed connection of limiting plate 46, mounting panel 37 upper surface fixed connection is equipped with a plurality of second pinion racks 12, first pinion rack 13 can be connected with the meshing of second pinion rack 12.
The working principle of the technical scheme is as follows: when the transformer is installed, the angle of the transformer can be possibly adjusted, at the moment, the oil tank 1 is pushed according to the requirement, the supporting plate 36 rotates, the first universal wheel 43 and the second universal wheel 9 simultaneously rotate, after the angle adjustment is finished, the electromagnet 45 is powered off, the limiting rod 8, the supporting spring 51, the electric push rod 47, the limiting plate 46 and the first toothed plate 13 simultaneously rotate around the hinging point of the limiting rod 8 and the supporting plate 36 until the limiting rod 8 is vertical to the ground, the electric push rod 47 is started, and the limiting plate 46 moves downwards, so that the first toothed plate 13 is meshed with the second toothed plate 12; when the transformer vibrates, the first universal wheel 43 drives the first supporting rod 44 to move downwards, the sliding plate 48 is driven to move downwards, the buffer spring 49 is compressed, gas in the supporting frame 50 enters the air bag 11 through the third pipeline 41, and along with the increase of the gas in the air bag 11, the first supporting rod 10 and the second universal wheel 9 have upward force, so that the vibration of the oil tank 1 is reduced.
The beneficial effects of the technical scheme are as follows: by arranging the engagement of the first toothed plate 13 and the second toothed plate 12, the rotation of the oil tank 1 becomes difficult, and the possibility of the oil tank 1 rotating under abnormal conditions is effectively reduced; through setting up first universal wheel 43 and second universal wheel 9 for oil tank 1 is when removing, removes more easily, and frictional force is littleer, and sets up electromagnet 45, can start when oil tank 1 needs remove, closes when not needing, and the effectual position of controlling spacing subassembly 39 can effectually alleviate the vibrations of oil tank 1 through setting up supporting spring 51, buffer spring 49 and air bag 11, the effectual functionality and the validity that has improved the device.
Example 7
The oil immersed transformer based on mobile phone APP monitoring according to any one of embodiments 1 to 6, further comprising:
a timer: the timer is arranged on the oil tank 1 and is used for detecting the operation time of the transformer;
the controller, alarm are installed respectively on oil tank 1, and the controller is connected with time-recorder and alarm and electric power fortune dimension platform and cell-phone APP electricity respectively, and the controller is based on time-recorder control alarm work, includes following step:
step 1: the controller obtains the health index of the transformer based on the timer and the formula (1):
wherein K is the health degree index of the transformer; lambda is a health level index of the transformer at the initial operation time, and e is a natural constant; t is a timer detection value; m is the total number of faults of the transformer; t (T) 1 The expected design life of the transformer; k (K) 1 Is the load factor of the transformer; k (K) 2 Is the environmental coefficient of the transformer; ln is the natural logarithm;
step 2: comparing the health degree index of the transformer calculated in the formula (1) with a corresponding preset health index range, and controlling the alarm to alarm by the controller when the health degree index of the transformer calculated in the formula (1) is not in the corresponding health index range.
In the middle ofThe method is used for representing the influence of the health level index, the aging coefficient and the total number of faults of the transformer on the health degree index of the transformer in the working process of the transformer, and when the total number of faults of the transformer is increased, the health degree index of the transformer is reduced; but->Indicating the actual expected operating life of the transformer installation, which would be affected by the load factor and the environmental factor, the smaller the product of the load factor and the environmental factor, the greater the expected life; />Is the initial ageing coefficient of the transformer;
the health level index λ=0.95, the natural constant e=2.72 at the initial operation time of the transformer; the running time t=10000 h of the transformer; the total number of faults m=3; expected design life T of transformer 1 =180000 h; load factor K of transformer 1 =1.05; environmental factor K of transformer 2 =1; the health degree index k=1.03 of the transformer can be obtained through calculation, and if the corresponding preset health index range is 0.7-1.5, the alarm does not alarm at the moment.
The working principle and beneficial effects of the calculation scheme are as follows: firstly, calculating the health degree index of the transformer by using a formula (1), comparing the health degree index of the transformer calculated by the formula (1) with a corresponding preset health index range by a controller, and when the health degree index of the transformer calculated by the formula (1) is not in the corresponding preset health index range of 0.7-1.5, controlling an alarm by the controller to give an alarm, transmitting an alarm signal to a platform and an APP, and prompting personnel that the health condition of the transformer is problematic and the working condition of the transformer needs to be timely. When the detection and maintenance or the replacement of the transformer are completed, the transformer is restarted, and the controller is connected with the timer and the alarm to predict the health degree index of the transformer. And realize reporting to the police and remind personnel to inspect the transformer through setting up the alarm, can effectually reduce dangerous condition's emergence, effectively promote device's functionality and security.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. The present invention is intended to include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. The oil immersed transformer based on mobile phone APP monitoring is characterized by comprising an oil tank (1), wherein a first running state detection module is arranged in the oil tank (1), a group of iron cores (21) are further arranged in the oil tank, a coil (22) is wound on any one of the iron cores, a second running state detection module is arranged on the coil (22), and the first running state detection module and the second running state detection module are electrically connected with an electric power running maintenance platform and the mobile phone APP;
the lower extreme fixed mounting of oil tank (1) is on adjusting device (35), and adjusting device (35) include: the oil tank comprises a supporting plate (36) and a mounting plate (37), wherein the central position of the mounting plate (37) is rotationally connected with a rotating shaft (40), the upper end of the rotating shaft (40) is fixedly connected with the central position of the supporting plate (36), and the lower end of the oil tank (1) is fixedly arranged on the upper surface of the supporting plate (36);
a plurality of first damping components (38) and a plurality of second damping components (42) are fixedly arranged on the mounting plate (37), the plurality of first damping components (38) and the plurality of second damping components (42) are uniformly and circumferentially arranged by taking the rotating shaft (40) as the center of a circle, the number of the first damping components (38) is twice that of the second damping components (42), and the second damping components (42) are arranged on one side, close to the rotating shaft (40), of the first damping components (38);
the first shock absorbing assembly (38) includes: the first universal wheel (43), first universal wheel (43) sets up in first bracing piece (44) upper end, first bracing piece (44) lower extreme extends into in carriage (50), and first bracing piece (44) and carriage (50) extended position sliding connection, slide (48) are connected fixedly to first bracing piece (44) lower extreme, slide (48) week side and carriage (50) inner wall sliding connection, slide (48) lower extreme bilateral symmetry is equipped with buffer spring (49), buffer spring (49) lower extreme fixed setting is on mounting panel (37), carriage (50) rear side through connection third pipeline (41), the other end through connection distance nearest second damper (42) of third pipeline (41), be equipped with the check valve in third pipeline (41);
the second shock absorbing assembly (42) includes: the second universal wheel (9), the second universal wheel (9) is set up in the upper end of the second bracing piece (10), the first bracing piece (10) lower extreme connects the gasbag (11), the lower extreme fixedly connected mounting plate (37) of gasbag (11), the other end of the third pipeline (41) link up and connect the gasbag (11) that the distance is nearest;
the backup pad (36) lower surface still is equipped with a plurality of spacing subassemblies (39), and spacing subassembly (39) include: the utility model provides a power operation and maintenance platform and cell-phone APP are connected to gag lever post (8), the one end of gag lever post (8) articulates in backup pad (36) lower surface, the other end fixed connection supporting spring (51) of gag lever post (8), the other end fixed connection electric putter (47) of supporting spring (51), electric putter (47) electricity is connected power operation and maintenance platform and cell-phone APP, the other end fixed connection limiting plate (46) of electric putter (47), be equipped with the permanent magnet on limiting plate (46), backup pad (36) lower surface is equipped with electromagnet (45), electric power operation and maintenance platform and cell-phone APP are connected to electromagnet (45) electricity, limiting plate (46) can adsorb on electromagnet (45), the other end fixed connection first pinion rack (13) of limiting plate (46), fixed surface is equipped with a plurality of second pinion rack (12) on mounting panel (37), first pinion rack (13) can be connected with second pinion rack (12) meshing.
2. The oil immersed transformer based on mobile phone APP monitoring of claim 1, wherein the first operation state detection module comprises: the oil temperature sensor, the oil level sensor, the gas pressure sensor and the gas temperature and humidity sensor are respectively used for detecting the oil temperature change of the transformer and the liquid level height of transformer oil, and the gas pressure sensor and the gas temperature and humidity sensor are respectively used for detecting the pressure and the gas temperature and humidity of gas in the oil tank (1).
3. The oil immersed transformer based on mobile phone APP monitoring of claim 2, wherein the second operation state detection module comprises: a temperature sensor for detecting the temperature of the coil (22), and a current sensor for detecting the current passing through the coil (22).
4. The oil immersed transformer based on mobile phone APP monitoring according to claim 3, wherein the oil temperature sensor, the oil level sensor, the gas pressure sensor, the gas temperature and humidity sensor, the temperature sensor and the current sensor are independently powered for operation.
5. The oil immersed transformer based on mobile phone APP monitoring according to claim 1, wherein the oil tank (1) is further provided with a plurality of groups of high-voltage bushings (3), a plurality of groups of low-voltage bushings (4) and a tapping switch (5).
6. The oil immersed transformer based on mobile phone APP monitoring according to claim 1, wherein the oil tank (1) is further provided with a cooling device (7), and the cooling device (7) comprises: two bilateral symmetry's grip block (15), grip block (15) lower extreme fixed setting is in oil tank (1) upper surface, and one side that two grip blocks (15) are close to each other is fixed and is equipped with first motor (14), and first motor (14) lower extreme is through first dwang (16) of output shaft fixed connection, in first dwang (16) downwardly extending oil feed case (1), and first dwang (16) are connected with oil tank (1) extension department rotation, are fixed with a plurality of stirring vane (17) on first dwang (16).
7. The oil immersed transformer based on mobile phone APP monitoring according to claim 6, wherein a wire harness (34) is symmetrically arranged on the first rotating rod (16), and the cooling device (7) further comprises: two bilaterally symmetrical fan mechanisms (20), the fan mechanisms (20) comprising: the fixed plate (6), fixedly connected with the fixed plate (6) on the outer walls of the two sides of the oil tank (1), the other end of the fixed plate (6) is fixedly connected with the driving box (28), a first fixed pulley (26) is arranged on the upper surface of the driving box (28), a second fixed pulley (29) is arranged in the driving box (28), the right end of the second fixed pulley (29) is fixedly connected with the inner wall of one side of the driving box (28) far away from the oil tank (1) through a connecting rod, the wire harness (34) bypasses the first fixed pulley (26), a first opening is formed in the upper surface of the driving box (28), the wire harness (34) extends into the driving box (28), a second opening is formed in one side wall of the driving box (28) close to the oil tank (1), the moving block (33) is in sliding connection with one side wall of the driving box (28) close to the oil tank (1), the first hinging head is fixedly connected with one side wall of the moving block (33) close to the oil tank (1), and the first hinging head extends out of the driving box (28) from the second opening;
the lower end of the moving block (33) is fixedly connected with a reset spring (27), and the lower end of the reset spring (27) is fixedly connected with the inner wall of the lower side of the driving box (28);
the two connecting rods (31) are vertically symmetrical, the two connecting rods (31) are hinged with each other, the upper end of the connecting rod (31) at the upper end is hinged to the first hinge head, the lower end of the connecting rod (31) at the lower end is hinged to the second hinge head (30), the second hinge head (30) is fixedly arranged on the outer wall of one side, close to the oil tank (1), of the driving box (28), and a fan (32) is fixedly arranged on the connecting rod (31).
8. The oil immersed transformer based on mobile phone APP monitoring according to claim 7, wherein an oil drain port (2) is formed in the right side wall of the oil tank (1), the oil drain port (2) is communicated with a first pipeline (19), the first pipeline (19) is communicated with an oil pump (18), the oil pump (18) is communicated with a coil pipe (25), the coil pipe (25) is sequentially arranged on the right side wall, the rear side wall and the left side wall of the oil tank (1) in a coiled mode, the other end of the coil pipe (25) is communicated with a second pipeline (24), the other end of the second pipeline (24) is communicated with an oil inlet (23), and the oil inlet (2) is arranged on the left side wall of the oil tank (1).
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| CN112731140A (en) * | 2020-12-03 | 2021-04-30 | 深圳供电局有限公司 | Power consumption equipment running state detection device |
| CN216698021U (en) * | 2021-11-30 | 2022-06-07 | 江苏东晔电气设备有限公司 | Bidirectional damping dry-type transformer |
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| CN206947108U (en) * | 2017-07-05 | 2018-01-30 | 江苏世锦电力技术有限公司 | A kind of quake-proof supporting structure of dry-type transformer |
| JP6764097B1 (en) * | 2019-11-01 | 2020-09-30 | 广州思天汽車用品有限公司 | Oil leak inspection device for transformer tank |
| CN112420339A (en) * | 2020-11-23 | 2021-02-26 | 南通志和电气有限公司 | Oiling device for transformer oil tank |
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