CN116544012A - Transformer with leakage protection function - Google Patents
Transformer with leakage protection function Download PDFInfo
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- CN116544012A CN116544012A CN202310814196.7A CN202310814196A CN116544012A CN 116544012 A CN116544012 A CN 116544012A CN 202310814196 A CN202310814196 A CN 202310814196A CN 116544012 A CN116544012 A CN 116544012A
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- 230000009466 transformation Effects 0.000 claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000000670 limiting effect Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000004880 explosion Methods 0.000 description 6
- 230000001012 protector Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 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
-
- 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
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- 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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
- H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a transformer with a leakage protection function, which relates to the technical field of transformers and comprises a base, a transformer and three transformer coils, wherein the transformer is arranged on the top surface, a transformer cavity is formed in the transformer, an adjusting table is slidably arranged in the transformer cavity, the three transformer coils are all arranged on the adjusting table, two front plate motors which are bilaterally symmetrical and two rear plate motors which are bilaterally symmetrical are fixedly arranged in the top wall of the transformer cavity, front plate screws are dynamically connected to the bottom surfaces of the two front plate motors, low-pressure plates are threadably connected to the peripheries of the two front plate screws, rear plate screws are dynamically connected to the bottom surfaces of the two rear plate motors, and high-pressure plates are threadably connected to the peripheries of the two rear plate screws.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a transformer with a leakage protection function.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, so that the transformer is usually required to be connected with a high-voltage wire and a low-voltage wire, and the transformer is easy to generate electric leakage phenomenon under the conditions of ageing and poor quality of a transformation coil, so that the shell of the transformer is provided with current, the use of the transformer is influenced, and the working environment of workers is threatened;
the existing transformer is generally provided with a leakage protector, and can timely perform power-off treatment on the transformer, for example, a transformer with a leakage protection function disclosed in China invention with a publication number of 202110487374.0 is provided with a plurality of groups of leakage protectors, when the leakage protectors are triggered, ports stop working, and then an electric wire can be automatically connected to another group of ports for power-on operation, so that the transformer can still work normally, but when the leakage phenomenon caused by internal parts of the transformer is faced, only the ports of the electric wire are switched, the transformer still can be in a leakage state, the leakage problem of the transformer cannot be solved, and the service life of the transformer is adversely affected;
and after the transformer is used for a long time, the leakage protector can also be aged and disabled, and meanwhile, the temperature of the transformer is easily increased due to the leakage phenomenon generated by the aging of the transformer, so that the transformer is easily exploded, and fragments generated by explosion are easily damaged to staff around the transformer.
Disclosure of Invention
Aiming at the technical problem of leakage safety caused by the aging failure of internal parts of the transformer and the leakage protector in the prior art, the invention aims to provide the transformer with the leakage protection function, so as to realize the purposes of automatically switching and disconnecting the internal parts of the transformer and safely and explosion-proof the transformer with the failure of the leakage protector.
In order to achieve the above purpose, the present invention provides the following technical solutions: the transformer with the leakage protection function comprises a base, wherein a transformer is fixedly arranged on the top surface of the base and used for changing voltage, a transformation cavity is formed in the transformer, square shed oil is arranged in the transformation cavity, an adjusting table is slidably arranged in the transformation cavity, three detachable transformation coils are fixedly arranged on the top surface of the adjusting table, and transformation treatment can be performed through the three transformation coils;
a transmission plate is fixedly arranged in the transformation cavity, the bottom surfaces of the three transformation coils are inserted into the bottom surface of the transmission plate, two transmission cavities which are symmetrical in front and back are arranged on the top surface of the transmission plate, four guide blocks are fixedly arranged on the bottom walls of the two transmission cavities, and current can be transmitted to the transformer coil through the guide blocks and the transmission plates;
the top wall of the pressure transformation cavity is internally and fixedly provided with two bilaterally symmetrical front plate motors and two bilaterally symmetrical rear plate motors, front plate screws are dynamically connected to the bottom surfaces of the two front plate motors, low-voltage plates are threadedly connected to the peripheries of the two front plate screws, so that the low-voltage plates on the same side can slide up and down, and two low-voltage current deflectors are fixedly arranged on the top surfaces of the two low-voltage plates and are used for transmitting low-voltage current;
the two equal power connection has the back plate screw rod on the back plate motor bottom surface, two equal threaded connection has the high pressure board on the back plate screw rod periphery, thereby makes homonymy the high pressure board can slide from top to bottom, two all be fixed on the high pressure board top surface is equipped with high pressure director, high pressure director is used for transmitting high-voltage current, every low pressure director and every high pressure director all runs through vary voltage chamber roof.
Optionally, a leakage detection cavity is formed on the top surface of the base, two guide plates which are bilaterally symmetrical are fixedly arranged on the bottom wall of the leakage detection cavity, and the top surfaces of the two guide plates are respectively abutted to the bottom surface of the transformer, so that current on the transformer can flow onto the guide plates;
the two guide plates are fixedly arranged on one surfaces close to each other, the guide rods can transmit current, the bottom wall of the leakage detection cavity is fixedly provided with a sensitive ammeter, the left side surface and the right side surface of the sensitive ammeter are respectively fixed with the guide rods on the same side, and the sensitive ammeter is used for measuring current;
the bottom surface of the sensitive ammeter is fixedly provided with an alarm, the alarm penetrates through the bottom wall of the leak detection cavity, three alarm lamps which are arranged at equal intervals from left to right are fixedly arranged in the alarm, the three alarm lamps can emit light for alarming, and the light colors emitted by the three alarm lamps are different;
three alarm power supplies are fixedly arranged in the alarm, and the three alarm power supplies are respectively and electrically connected with alarm lamps on the same side.
Optionally, two first protection plates which are symmetrical left and right and two second protection plates which are symmetrical front and back are slidably arranged on the base, and the first protection plates and the second protection plates are used for explosion protection;
the base is internally provided with two bilaterally symmetrical first rotating shafts in a rotating way, the peripheries of the two first rotating shafts are fixedly provided with first gears, and the peripheral surfaces of the two first gears are respectively meshed with the first protection plates on the same side, so that the first protection plates on the same side can slide;
the base is rotationally provided with two front-back symmetrical second rotating shafts, second gears are fixedly arranged on the peripheries of the two second rotating shafts, and the outer peripheral surfaces of the two second gears are respectively meshed with the second protection plates on the same side, so that the second protection plates on the same side can slide;
the base internal fixation is equipped with two bilateral symmetry's first motor and two front and back symmetry's second motor, two first motor respectively with homonymy first pivot power is connected, two second motor respectively with homonymy the second pivot power is connected.
Optionally, first smooth cavities are formed on the front side and the rear side of the two first protection plates, first stretching rods are fixedly arranged on the inner wall of each first smooth cavity, and first sliding rods extending outwards are slidably arranged in each first smooth cavity, so that the bottom surface of each first sliding rod can be abutted to the top surface of the base;
a first limiting plate is fixedly arranged on each first sliding rod, and the left end and the right end of each first limiting plate are respectively inserted into the inner wall of the first smooth cavity on the same side, so that the first sliding rods on the same side can slide along the first smooth cavities on the same side;
every all fixed be equipped with the safety net on the first stretching rod, the safety net can expand, thereby can be right the broken back of transformer produces the piece intercept, every first sliding rod respectively with homonymy the safety net bottom mounting.
Optionally, the left side surface and the right side surface of the two second protection plates are respectively provided with a second smooth cavity, the inner wall of each second smooth cavity is fixedly provided with a second stretching rod, and each second smooth cavity is internally provided with a second sliding plate extending outwards in a sliding way, so that the bottom surface of each second sliding plate can be abutted with the top surface of the base;
a second limiting plate is fixedly arranged on each second sliding plate, and the front end and the rear end of each second limiting plate are respectively inserted into the inner walls of the second smooth cavities on the same side, so that the second sliding plates on the same side can slide along the second smooth cavities on the same side;
each second stretching rod is fixed with the top end of the safety net on the same side, and each second sliding plate is fixed with the bottom end of the safety net on the same side, so that the safety net on the same side can be completely unfolded through the first stretching rods, the first sliding rods, the second stretching rods and the second sliding plates.
Optionally, two first springs are all fixed on the bottom surface of the low-pressure plate, four first springs bottom ends are all fixed with the bottom wall of the transmission cavity at the front side, two second springs are all fixed on the bottom surface of the high-pressure plate, and four second springs bottom ends are all fixed with the bottom wall of the transmission cavity at the rear side.
Optionally, a transport plate is slidably arranged on the bottom wall of the voltage transformation cavity, two laterally symmetrical adjusting motors are fixedly arranged in the top surface of the transport plate, adjusting screws are dynamically connected to the top surfaces of the two adjusting motors, the two adjusting screws penetrate through the bottom surface of the adjusting table, and the peripheral surfaces of the two adjusting screws are in threaded connection with the adjusting table, so that the adjusting table can slide up and down;
the rear side of the transport plate is fixedly provided with a sealing plate, the sealing plate penetrates through the rear wall of the transformation cavity, the bottom wall of the transformation cavity is provided with two transport cavities which are bilaterally symmetrical, the inner walls of the two transport cavities are respectively provided with a transport shaft in a rotating mode, the peripheries of the two transport shafts are respectively fixedly provided with a transport wheel, the top surfaces of the two transport wheels are respectively abutted to the bottom surface of the transport plate, and therefore the transport plate can slide backwards through the two transport wheels;
the two conveying cavity inner walls are internally and fixedly provided with roller motors, the two roller motors are respectively in power connection with the conveying shafts on the same side, so that the conveying wheels on the same side can be driven to rotate, and the platform adjusting motor is started to enable the platform adjusting screw on the same side to rotate.
Optionally, offer the seal chamber on the pressure transformation chamber left wall, can with through the seal chamber square canopy oil in the pressure transformation chamber is taken out, it is equipped with the seal axle to rotate on the seal chamber back wall, the fixed sealing door that is equipped with in seal axle periphery, sealing door be used for with seal chamber left port seals, seal chamber back wall internal fixation is equipped with seals the motor, seal the motor with seal axle power connection, thereby can drive sealing door rotates.
Optionally, two symmetric fixing plates are fixedly arranged on the bottom wall of the transformation cavity, flow cavities which are equidistantly arranged from bottom to top are respectively arranged on the two fixing plates, a supporting plate is fixedly arranged on the inner wall of each flow cavity, a turbine is rotatably arranged on each supporting plate, square shed oil in the transformation cavity can flow through the turbines, and therefore the heat dissipation effect of the transformer can be improved;
the two fixing plates are fixedly provided with radiating plates which are arranged at equal intervals from bottom to top, each radiating plate on the left side penetrates through the left wall of the transformation cavity, each radiating plate on the right side penetrates through the right wall of the transformation cavity, and each radiating plate can absorb heat of square greenhouse oil, so that the temperature of the square greenhouse oil in the transformation cavity is reduced;
and each supporting plate is internally and fixedly provided with a rotating motor, and each rotating motor is respectively in power connection with the turbine on the same side.
The beneficial effects of the invention are as follows: according to the transformer with the leakage protection function, the two low-voltage plates capable of being adjusted in a sliding mode and the two high-voltage plates capable of being adjusted in a sliding mode are arranged, so that the low-voltage plates and the high-voltage plates can be switched in time according to the measured value of the sensitive ammeter, the normal operation of the transformer is prevented from being influenced by the leakage phenomenon caused by the low-voltage plates and the high-voltage plates, and the transformer can be effectively protected;
when the transformer coil causes the transformer leakage phenomenon, the transformer coil can be disconnected from the high-voltage plate and the low-voltage plate in time, so that the transformer can stop working, and a worker can directly acquire the leakage reason of the transformer according to three alarm lamps with different colors;
meanwhile, the base is provided with the plurality of protection plates and the plurality of interception nets, when the leakage current of the transformer exceeds a safety value, the protection plates can be adjusted in time, and the interception nets are unfolded, so that the damage to workers caused by fragments generated by explosion of the transformer is avoided.
Drawings
Fig. 1 is a schematic view of an appearance of a transformer with leakage protection according to the present invention;
FIG. 2 is a schematic cross-sectional view of a transformer with leakage protection according to the present invention;
FIG. 3 is a schematic right-side cross-sectional view of a transformer with leakage protection according to the present invention;
FIG. 4 is a schematic diagram of a portion of the transformer of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic diagram of a portion of the transformer of FIG. 3 in accordance with the present invention;
FIG. 6 is an enlarged partial schematic view of the FIG. 2A of the present invention;
FIG. 7 is an enlarged partial schematic view of the B of FIG. 2 in accordance with the present invention;
fig. 8 is an enlarged partial schematic view of the present invention of fig. 3C.
In the figure:
10. a base; 11. a transformer; 12. a variable pressure cavity; 13. a fixing plate; 14. a support plate; 15. a turbine; 16. a heat dissipation plate; 17. an adjustment table; 18. a transport plate; 19. a bench adjusting motor; 20. a bench adjusting screw; 21. a transformer coil; 22. a transmission plate; 23. a transmission cavity; 24. a flow guiding block; 25. a front plate motor; 26. a front plate screw; 27. a low pressure plate; 28. a low pressure fluid director; 29. a first spring; 30. a back plate motor; 31. a back plate screw; 32. a high pressure plate; 33. a high pressure fluid director; 34. a second spring; 35. a closing plate; 36. a transport chamber; 37. a transport shaft; 38. a transport wheel; 39. a first protective plate; 40. a first smooth chamber; 41. a first stretching rod; 42. a first slide bar; 43. a first limiting plate; 44. a safety net; 45. a first rotating shaft; 46. a first gear; 47. a second protection plate; 48. a second smooth chamber; 49. a second stretching rod; 50. a second sliding plate; 51. a second limiting plate; 52. a second rotating shaft; 53. a second gear; 54. a leak detection cavity; 55. a deflector; 56. a guide rod; 57. a sensitive ammeter; 58. an alarm; 59. an alarm lamp; 60. closing the cavity; 61. closing the shaft; 62. closing the door; 63. a flow chamber.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the one shown in fig. 2, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-8, a transformer with leakage protection function according to an embodiment of the present invention includes a base 10, a transformer 11 is fixedly installed on a top surface of the base 10, the transformer 11 is used for changing voltage, a transformer cavity 12 is provided in the transformer 11, square-shed oil is installed in the transformer cavity 12, an adjusting table 17 is slidably installed in the transformer cavity 12, three detachable transformer coils 21 are fixedly installed on a top surface of the adjusting table 17, and transformation processing can be performed through the three transformer coils 21;
a transmission plate 22 is fixedly arranged in the transformation cavity 12, the bottom surfaces of the three transformation coils 21 are inserted into the bottom surfaces of the transmission plate 22, two transmission cavities 23 which are symmetrical front and back are formed in the top surface of the transmission plate 22, four flow guide blocks 24 are fixedly arranged on the bottom walls of the two transmission cavities 23, and current can be transmitted to the transformation coils 21 through the flow guide blocks 24 and the transmission plate 22;
the top wall of the transformation cavity 12 is internally and fixedly provided with two bilaterally symmetrical front plate motors 25 and two bilaterally symmetrical rear plate motors 30, front plate screws 26 are dynamically connected to the bottom surfaces of the two front plate motors 25, low-voltage plates 27 are threadedly connected to the peripheries of the two front plate screws 26, so that the low-voltage plates 27 on the same side can slide up and down, two low-voltage current deflectors 28 are fixedly arranged on the top surfaces of the two low-voltage plates 27, and the low-voltage current deflectors 28 are used for transmitting low-voltage current;
the two equal power connection has back plate screw rod 31 on the back plate motor 30 bottom surface, two equal threaded connection has high-pressure board 32 on the back plate screw rod 31 periphery, thereby makes homonymy high-pressure board 32 can slide from top to bottom, two all fixed high-pressure director 33 that are equipped with on the high-pressure board 32 top surface, high-pressure director 33 is used for transmitting high-pressure current, every low-pressure director 28 and every high-pressure director 33 all runs through the vary voltage chamber 12 roof.
Optionally, a leakage detection cavity 54 is formed on the top surface of the base 10, two bilaterally symmetrical guide plates 55 are fixedly arranged on the bottom wall of the leakage detection cavity 54, and the top surfaces of the two guide plates 55 are respectively abutted to the bottom surface of the transformer 11, so that the current on the transformer 11 can flow to the guide plates 55;
a diversion rod 56 is fixedly arranged on one surface of the two diversion plates 55, which are close to each other, the diversion rod 56 can transmit current, a sensitive ammeter 57 is fixedly arranged on the bottom wall of the leak detection cavity 54, the left side surface and the right side surface of the sensitive ammeter 57 are respectively fixed with the diversion rods 56 on the same side, and the sensitive ammeter 57 is used for measuring current;
an alarm 58 is fixedly arranged on the bottom surface of the sensitive ammeter 57, the alarm 58 penetrates through the bottom wall of the leak detection cavity 54, three alarm lamps 59 which are arranged at equal intervals from left to right are fixedly arranged in the alarm 58, the three alarm lamps 59 can emit light to give out an alarm, and the light colors emitted by the three alarm lamps 59 are different;
three alarm power supplies are fixedly arranged in the alarm 58 and are respectively electrically connected with the alarm lamps 59 on the same side, and the alarm power supplies are started to enable the alarm lamps 59 on the same side to illuminate for alarm.
Optionally, two first protection plates 39 symmetrical left and right and two second protection plates 47 symmetrical front and back are slidably arranged on the base 10, and the first protection plates 39 and the second protection plates 47 are used for explosion protection;
the base 10 is rotatably provided with two first rotating shafts 45 which are symmetrical left and right, first gears 46 are fixedly arranged on the outer circumferences of the two first rotating shafts 45, and the outer circumferences of the two first gears 46 are respectively meshed with the first protection plates 39 on the same side, so that the first protection plates 39 on the same side can slide;
two second rotating shafts 52 which are symmetrical in front-back direction are rotationally arranged on the base 10, second gears 53 are fixedly arranged on the peripheries of the two second rotating shafts 52, and the outer peripheral surfaces of the two second gears 53 are respectively meshed with the second protection plates 47 on the same side, so that the second protection plates 47 on the same side can slide;
two first motors which are bilaterally symmetrical and two second motors which are bilaterally symmetrical are fixedly arranged in the base 10, the two first motors are respectively in power connection with the first rotating shaft 45 on the same side, and the two second motors are respectively in power connection with the second rotating shaft 52 on the same side;
the first motor is started to enable the first rotating shaft 45 on the same side to rotate, so that the first gear 46 on the same side can be driven to rotate, the second motor is started to enable the second rotating shaft 52 on the same side to rotate, and the second gear 53 on the same side can be driven to rotate.
Optionally, first smooth cavities 40 are formed on the front and rear sides of the two first protection plates 39, first stretching rods 41 are fixedly arranged on the inner wall of each first smooth cavity 40, and first sliding rods 42 extending outwards are slidably arranged in each first smooth cavity 40, so that the bottom surface of each first sliding rod 42 can be abutted against the top surface of the base 10;
a first limiting plate 43 is fixedly arranged on each first sliding rod 42, and the left and right ends of each first limiting plate 43 are respectively inserted into the inner walls of the first smooth cavities 40 on the same side, so that the first sliding rods 42 on the same side can slide along the first smooth cavities 40 on the same side;
a safety net 44 is fixedly arranged on each first stretching rod 41, the safety net 44 can be unfolded, so that fragments generated after the transformer 11 is broken can be intercepted, and each first sliding rod 42 is respectively fixed with the bottom ends of the safety nets 44 on the same side;
when the first protection plates 39 slide upward, the two first protection plates 39 can respectively drive the first stretching rods 41 on the same side to slide upward, and the first sliding rods 42 are still on the top surface of the base 10 due to gravity, so that the safety net 44 on the same side can be unfolded through the first stretching rods 41 and the first sliding rods 42.
Optionally, second smooth cavities 48 are respectively formed on the left and right side surfaces of the two second protection plates 47, a second stretching rod 49 is fixedly arranged on the inner wall of each second smooth cavity 48, and a second sliding plate 50 extending outwards is slidably arranged in each second smooth cavity 48, so that the bottom surface of each second sliding plate 50 can be abutted against the top surface of the base 10;
a second limiting plate 51 is fixedly arranged on each second sliding plate 50, and the front end and the rear end of each second limiting plate 51 are respectively inserted into the inner wall of the second smooth cavity 48 on the same side, so that the second sliding plates 50 on the same side can slide along the second smooth cavities 48 on the same side;
each second stretching rod 49 is respectively fixed with the top end of the safety net 44 on the same side, and each second sliding plate 50 is respectively fixed with the bottom end of the safety net 44 on the same side, so that the safety net 44 on the same side can be fully unfolded through the first stretching rod 41, the first sliding rod 42, the second stretching rod 49 and the second sliding plate 50;
when the second protection plates 47 slide upward, the two second protection plates 47 can respectively drive the second stretching rods 49 on the same side to slide upward, and the second sliding plates 50 are still on the top surface of the base 10 due to gravity, so that the safety net 44 on the same side can be unfolded through the second stretching rods 49 and the second sliding plates 50.
Optionally, two first springs 29 are fixedly arranged on the bottom surfaces of the two low-pressure plates 27, the bottom ends of the four first springs 29 are fixedly arranged on the bottom surfaces of the two high-pressure plates 32, two second springs 34 are fixedly arranged on the bottom surfaces of the four high-pressure plates 32, and the bottom ends of the four second springs 34 are fixedly arranged on the bottom walls of the transmission cavities 23 on the rear side;
when the low pressure plate 27 slides downwards, the two first springs 29 on the same side can be subjected to extrusion deformation, and the top surfaces of the two diversion blocks 24 on the same side can be abutted with the bottom surfaces of the low pressure plate 27 on the same side, so that the low pressure plate 27 can be connected in series with the two diversion blocks 24 on the same side;
when the high-pressure plate 32 slides downwards, the two second springs 34 on the same side can be deformed by extrusion, and the top surfaces of the two diversion blocks 24 on the same side can be abutted against the bottom surface of the high-pressure plate 32 on the same side, so that the high-pressure plate 32 can be connected in series with the two diversion blocks 24 on the same side.
Optionally, a transport plate 18 is slidably disposed on the bottom wall of the transformer cavity 12, two laterally symmetrical tuning motors 19 are fixedly disposed on the top surface of the transport plate 18, tuning screws 20 are dynamically connected to the top surfaces of the two tuning motors 19, the two tuning screws 20 penetrate through the bottom surface of the tuning table 17, and the outer circumferential surfaces of the two tuning screws 20 are in threaded connection with the tuning table 17, so that the tuning table 17 can slide up and down;
a sealing plate 35 is fixedly arranged on the rear side surface of the transport plate 18, the sealing plate 35 penetrates through the rear wall of the transformation cavity 12, two bilaterally symmetrical transport cavities 36 are formed in the bottom wall of the transformation cavity 12, transport shafts 37 are rotatably arranged on the inner walls of the two transport cavities 36, transport wheels 38 are fixedly arranged on the peripheries of the two transport shafts 37, and the top surfaces of the two transport wheels 38 are abutted to the bottom surface of the transport plate 18, so that the transport plate 18 can slide backwards through the two transport wheels 38;
roller motors are fixedly arranged in the inner walls of the two conveying cavities 36 and are respectively in power connection with the conveying shafts 37 on the same side, so that the conveying wheels 38 on the same side can be driven to rotate, the table adjusting motor 19 is started, the table adjusting screw 20 on the same side is made to rotate, and the roller motors are started, so that the conveying shafts 37 on the same side are made to rotate.
Optionally, a closed cavity 60 is formed on the left wall of the transformer cavity 12, square shed oil in the transformer cavity 12 can be extracted through the closed cavity 60, a closed shaft 61 is rotatably arranged on the rear wall of the closed cavity 60, a closed door 62 is fixedly arranged on the periphery of the closed shaft 61, the closed door 62 is used for closing the left port of the closed cavity 60, a closed motor is fixedly arranged in the rear wall of the closed cavity 60, and the closed motor is in power connection with the closed shaft 61, so that the closed door 62 can be driven to rotate, and the closed motor is started to rotate the closed shaft 61.
Optionally, two symmetric fixing plates 13 are fixedly arranged on the bottom wall of the transformation cavity 12, flow cavities 63 which are equidistantly arranged from bottom to top are respectively arranged on the two fixing plates 13, a supporting plate 14 is fixedly arranged on the inner wall of each flow cavity 63, a turbine 15 is rotatably arranged on each supporting plate 14, square shed oil in the transformation cavity 12 can flow through the turbine 15, and therefore the heat dissipation effect of the transformer 11 can be improved;
the two fixing plates 13 are fixedly provided with radiating plates 16 which are arranged at equal intervals from bottom to top, each radiating plate 16 on the left side penetrates through the left wall of the transformation cavity 12, each radiating plate 16 on the right side penetrates through the right wall of the transformation cavity 12, and each radiating plate 16 can absorb heat of square greenhouse oil, so that the temperature of the square greenhouse oil in the transformation cavity 12 is reduced;
each supporting plate 14 is internally and fixedly provided with a rotating motor, and each rotating motor is respectively in power connection with the turbine 15 on the same side, and the rotating motor is started to enable the turbine 15 on the same side to rotate.
The invention relates to a transformer with a leakage protection function, which comprises the following working procedures:
and (3) electric leakage protection:
when the transformer 11 leaks electricity, the leakage current can be transmitted to the sensitive ammeter 57 through the deflector 55 and the deflector rod 56;
if the sensitive ammeter 57 measures low-voltage current, the sensitive ammeter 57 transmits a switching signal to the front plate motor 25, so that the two front plate motors 25 are simultaneously started, the front plate screw 26 on the same side is rotated, the low-voltage plate 27 on the left side can be slid upwards, the low-voltage plate 27 on the right side can be slid downwards, the low-voltage plate 27 on the left side can be prevented from abutting against the two diversion blocks 24 on the same side, the low-voltage plate 27 on the right side can be abutted against the two diversion blocks 24 on the same side, the transformer coil 21 is supplied with power through the low-voltage plate 27 on the right side, meanwhile, if the measured value of the sensitive ammeter 57 returns to zero, the low-voltage plate 27 on the left side is indicated to be leaked, and at the moment, the sensitive ammeter 57 transmits an alarm signal to the alarm power supply on the rightmost side, so that the alarm lamp 59 on the same side can be lightened to give an alarm;
after the low-voltage board 27 on the right supplies power to the transformer coils 21, the measured value of the sensitive ammeter 57 is still a low-voltage current value, which indicates that the transformer coils 21 leak electricity, so that the sensitive ammeter 57 transmits a disconnection signal to the tuning motors 19, the two tuning motors 19 are started, the tuning screws 20 on the same side are rotated, the tuning tables 17 can be slid downwards, the three transformer coils 21 can be prevented from abutting against the transmission board 22, the transformer coils 21 are disconnected from the transmission board 22, and current is transmitted to the transformer coils 21, so that the transformer can be prevented from working, and meanwhile, the sensitive ammeter 57 transmits an alarm signal to an alarm power supply in the middle, so that the alarm lamp 59 on the same side is lightened to alarm;
if the sensitive ammeter 57 measures high-voltage current, the two rear plate motors 30 are started when the sensitive ammeter 57 transmits a switching signal to the rear plate motors 30, so that the rear plate screws 31 on the same side are rotated, the left high-voltage plate 32 can be slid downwards, the right high-voltage plate 32 can be slid upwards, the left high-voltage plate 32 can be abutted with the two diversion blocks 24 on the same side, the right high-voltage plate 32 can be abutted with the two diversion blocks 24 on the same side no longer, the power supply can be performed on the variable-voltage coil 21 through the left high-voltage plate 32, meanwhile, if the measured value of the sensitive ammeter 57 returns to zero, the fact that the right high-voltage plate 32 leaks electricity is explained, and at the moment, the sensitive ammeter 57 transmits an alarm signal to the leftmost alarm power supply, so that the alarm lamp 59 on the same side emits an alarm;
after the left high-voltage board 32 supplies power to the transformer coil 21, the measured value of the sensitive ammeter 57 is still a high-voltage current value, which indicates that the transformer coil 21 is in leakage, so that the transformer coil 21 and the transmission board 22 are disconnected through the adjusting table 17, and the alarm lamp 59 positioned in the middle is lightened to give an alarm.
The coil is convenient to replace:
when the transformer coil 21 leaks electricity, the transformer coil 21 is disconnected from the transmission plate 22 through the adjusting table 17, each low-pressure plate 27 and each high-pressure plate 32 are not abutted against the two guide blocks 24 on the same side, then the oil pump is communicated with the left port of the closed cavity 60, the closed motor is started, the closed shaft 61 drives the closed door 62 to rotate, and the oil pump is started, so that square shed oil in the transformer cavity 12 can be pumped out;
then the roller motor is started to rotate the same-side conveying shaft 37, so that the same-side conveying wheel 38 can rotate, the conveying plate 18 can drive the sealing plate 35 to slide backwards, the adjusting screw 20 can be driven to slide backwards, the adjusting table 17 is driven to slide backwards, the transformer coil 21 can slide backwards out of the transformer cavity 12, and accordingly maintenance and replacement of the transformer coil 21 by workers are facilitated.
Safety protection:
when the measured value of the sensitive ammeter 57 exceeds the safety value, the transformer 11 generates a large amount of heat due to short circuit, so that the transformer 11 has the risk of explosion, at this time, the sensitive ammeter 57 transmits the adjusting signal to the first motor to rotate the first rotating shaft 45 on the same side, thereby driving the first gear 46 on the same side to rotate, and thus the first protection plate 39 on the same side can slide upwards;
meanwhile, the sensitive ammeter 57 transmits an adjusting signal to the second motor to enable the second rotating shaft 52 on the same side to rotate, so that the second gear 53 on the same side is driven to rotate, and the second protection plate 47 on the same side can slide upwards;
the two first protection plates 39 respectively drive the two first stretching rods 41 on the same side to slide upwards, and the two second protection plates 47 respectively drive the two second stretching rods 49 on the same side to slide upwards, so that the top ends of the safety nets 44 on the same side can be pulled upwards through the first stretching rods 41 and the second stretching rods 49, the safety nets 44 on the same side can be unfolded, and when the transformer 11 explodes, the safety nets 44 can intercept fragments generated by the explosion, so that the protection can be effectively provided for workers.
It will be apparent to those skilled in the art that various modifications to the above embodiments may be made without departing from the general spirit and concepts of the invention. Which fall within the scope of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (8)
1. The utility model provides a transformer with earth leakage protection function, includes base (10), transformer (11) and three transformation coil (21), its characterized in that: the transformer (11) is arranged on the top surface of the base (10), the transformer (11) is used for changing voltage, a transformation cavity (12) is formed in the transformer (11), an adjusting table (17) is slidably arranged in the transformation cavity (12), and three transformation coils (21) are arranged on the adjusting table (17);
the transformer is characterized in that a transmission plate (22) is fixedly arranged in the transformer cavity (12), the bottom surfaces of three transformer coils (21) are inserted into the bottom surface of the transmission plate (22), two transmission cavities (23) which are symmetrical front and back are formed in the top surface of the transmission plate (22), and four flow guide blocks (24) are fixedly arranged on the bottom walls of the two transmission cavities (23);
two bilaterally symmetrical front plate motors (25) and two bilaterally symmetrical rear plate motors (30) are fixedly arranged in the top wall of the pressure transformation cavity (12), front plate screws (26) are dynamically connected to the bottom surfaces of the two front plate motors (25), low-pressure plates (27) are threadedly connected to the peripheries of the two front plate screws (26), and two low-pressure deflectors (28) are fixedly arranged on the top surfaces of the two low-pressure plates (27);
the two equal power of back plate motor (30) is connected with back plate screw rod (31) on the bottom surface, two equal threaded connection has high-pressure board (32) on back plate screw rod (31) periphery, two all be fixed on high-pressure board (32) top surface is equipped with high-pressure director (33).
2. A transformer with leakage protection according to claim 1, characterized in that: a leak detection cavity (54) is formed in the top surface of the base (10), two bilaterally symmetrical guide plates (55) are fixedly arranged on the bottom wall of the leak detection cavity (54), and the top surfaces of the two guide plates (55) are respectively abutted to the bottom surface of the transformer (11);
a guide rod (56) is fixedly arranged on one surface of each guide plate (55) close to each other, a sensitive ammeter (57) is fixedly arranged on the bottom wall of the leak detection cavity (54), and the left side surface and the right side surface of the sensitive ammeter (57) are respectively fixed with the guide rods (56) on the same side;
the bottom surface of the sensitive ammeter (57) is fixedly provided with an alarm (58), and three alarm lamps (59) which are equidistantly arranged from left to right are fixedly arranged in the alarm (58).
3. A transformer with leakage protection according to claim 1, characterized in that: the base (10) is provided with two first protection plates (39) which are symmetrical left and right and two second protection plates (47) which are symmetrical front and back in a sliding manner;
the base (10) is rotationally provided with two first rotating shafts (45) which are bilaterally symmetrical, first gears (46) are fixedly arranged on the peripheries of the two first rotating shafts (45), and the peripheral surfaces of the two first gears (46) are respectively meshed with the first protection plates (39) on the same side;
the base (10) is rotationally provided with two front-back symmetrical second rotating shafts (52), second gears (53) are fixedly arranged on the outer circumferences of the two second rotating shafts (52), and the outer circumferences of the two second gears (53) are respectively meshed with the second protection plates (47) on the same side.
4. A transformer with leakage protection according to claim 3, characterized in that: a first smooth cavity (40) is formed in the front side surface and the rear side surface of the two first protection plates (39), a first stretching rod (41) is fixedly arranged on the inner wall of each first smooth cavity (40), and a first sliding rod (42) extending outwards is slidably arranged in each first smooth cavity (40);
a first limiting plate (43) is fixedly arranged on each first sliding rod (42), and the left end and the right end of each first limiting plate (43) are respectively inserted into the inner wall of the first smooth cavity (40) on the same side;
each first stretching rod (41) is fixedly provided with a safety net (44), and each first sliding rod (42) is respectively fixed with the bottom end of the safety net (44) on the same side.
5. The transformer with leakage protection function according to claim 4, wherein: a second smooth cavity (48) is formed in the left side surface and the right side surface of the two second protection plates (47), a second stretching rod (49) is fixedly arranged on the inner wall of each second smooth cavity (48), and a second sliding plate (50) extending outwards is arranged in each second smooth cavity (48) in a sliding manner;
and each second sliding plate (50) is fixedly provided with a second limiting plate (51), the front end and the rear end of each second limiting plate (51) are respectively inserted into the inner wall of the second smooth cavity (48) on the same side, each second stretching rod (49) is respectively fixed with the top end of the safety net (44) on the same side, and each second sliding plate (50) is respectively fixed with the bottom end of the safety net (44) on the same side.
6. A transformer with leakage protection according to claim 2, characterized in that: two first springs (29) are fixedly arranged on the bottom surfaces of the two low-pressure plates (27), two second springs (34) are fixedly arranged on the bottom surfaces of the two high-pressure plates (32), and the bottom ends of the first springs (29) and the bottom ends of the second springs (34) are respectively fixed with the bottom wall of the transmission cavity (23) on the same side.
7. The transformer with leakage protection function according to claim 6, wherein: a transport plate (18) is arranged on the bottom wall of the transformation cavity (12) in a sliding manner, two laterally symmetrical adjusting motors (19) are fixedly arranged in the top surface of the transport plate (18), adjusting screws (20) are dynamically connected to the top surfaces of the two adjusting motors (19), and the outer peripheral surfaces of the two adjusting screws (20) are in threaded connection with the adjusting table (17);
a sealing plate (35) is fixedly arranged on the rear side surface of the transport plate (18), two transport cavities (36) which are bilaterally symmetrical are formed in the bottom wall of the transformation cavity (12), transport shafts (37) are respectively and rotatably arranged on the inner walls of the two transport cavities (36), transport wheels (38) are respectively and fixedly arranged on the peripheries of the two transport shafts (37), and the top surfaces of the two transport wheels (38) are respectively abutted to the bottom surface of the transport plate (18);
a closed cavity (60) is formed in the left wall of the pressure transformation cavity (12), a closed shaft (61) is rotatably arranged on the rear wall of the closed cavity (60), and a closed door (62) is fixedly arranged on the periphery of the closed shaft (61).
8. A transformer with leakage protection according to claim 1, characterized in that: two bilaterally symmetrical fixing plates (13) are fixedly arranged on the bottom wall of the pressure transformation cavity (12), flow cavities (63) which are arranged at equal intervals from bottom to top are respectively arranged on the two fixing plates (13), supporting plates (14) are fixedly arranged on the inner wall of each flow cavity (63), and turbines (15) are respectively arranged on the supporting plates (14) in a rotating mode;
the two fixed plates (13) are fixedly provided with radiating plates (16) which are arranged from bottom to top at equal intervals, each radiating plate (16) on the left side penetrates through the left wall of the transformation cavity (12), and each radiating plate (16) on the right side penetrates through the right wall of the transformation cavity (12).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311094701.1A CN117038297B (en) | 2023-07-05 | 2023-07-05 | Novel transformer |
| CN202310814196.7A CN116544012B (en) | 2023-07-05 | 2023-07-05 | Transformer with leakage protection function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310814196.7A CN116544012B (en) | 2023-07-05 | 2023-07-05 | Transformer with leakage protection function |
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| CN202311094701.1A Division CN117038297B (en) | 2023-07-05 | 2023-07-05 | Novel transformer |
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| CN116544012A true CN116544012A (en) | 2023-08-04 |
| CN116544012B CN116544012B (en) | 2023-10-27 |
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| CN202310814196.7A Active CN116544012B (en) | 2023-07-05 | 2023-07-05 | Transformer with leakage protection function |
| CN202311094701.1A Active CN117038297B (en) | 2023-07-05 | 2023-07-05 | Novel transformer |
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| CN202311094701.1A Active CN117038297B (en) | 2023-07-05 | 2023-07-05 | Novel transformer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105590744A (en) * | 2016-03-10 | 2016-05-18 | 钟斐琴 | Intelligent power transformer |
| CN205751822U (en) * | 2016-01-31 | 2016-11-30 | 东莞市瑞顺光电设备有限公司 | A kind of earth leakage protective transformator |
| CN107680777A (en) * | 2017-10-27 | 2018-02-09 | 温州亿通自动化设备有限公司 | A kind of power transformer |
| CN112509794A (en) * | 2020-11-16 | 2021-03-16 | 龚爱珍 | Explosion-proof transformer with earth leakage protection detection mechanism |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101200489B1 (en) * | 2012-10-08 | 2012-11-27 | 청진산전 주식회사 | Voltage and current transformer for underground low-voltage distribution box |
| CN204167073U (en) * | 2014-09-12 | 2015-02-18 | 国网山东省电力公司日照供电公司 | The anticreep distribution transformer of a kind of low-loss |
| KR102472077B1 (en) * | 2017-03-06 | 2022-11-28 | 브이.케이. 와크차우레 | Device and method for detecting fire in a transformer and preventing explosion |
| CN109524197A (en) * | 2019-01-25 | 2019-03-26 | 孟越峰 | Explosion-proof flame-retardant transformer |
| CN211088064U (en) * | 2019-11-28 | 2020-07-24 | 湘潭华悦电子科技有限公司 | Safety monitoring and alarming device for substation equipment |
| CN114566880A (en) * | 2022-02-28 | 2022-05-31 | 潘迎春 | Transformer substation with flood control function |
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2023
- 2023-07-05 CN CN202310814196.7A patent/CN116544012B/en active Active
- 2023-07-05 CN CN202311094701.1A patent/CN117038297B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205751822U (en) * | 2016-01-31 | 2016-11-30 | 东莞市瑞顺光电设备有限公司 | A kind of earth leakage protective transformator |
| CN105590744A (en) * | 2016-03-10 | 2016-05-18 | 钟斐琴 | Intelligent power transformer |
| CN107680777A (en) * | 2017-10-27 | 2018-02-09 | 温州亿通自动化设备有限公司 | A kind of power transformer |
| CN112509794A (en) * | 2020-11-16 | 2021-03-16 | 龚爱珍 | Explosion-proof transformer with earth leakage protection detection mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117038297B (en) | 2024-03-12 |
| CN116544012B (en) | 2023-10-27 |
| CN117038297A (en) | 2023-11-10 |
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