CN117805689A - Transformer internal fault simulation experiment device - Google Patents
Transformer internal fault simulation experiment device Download PDFInfo
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- CN117805689A CN117805689A CN202410211484.8A CN202410211484A CN117805689A CN 117805689 A CN117805689 A CN 117805689A CN 202410211484 A CN202410211484 A CN 202410211484A CN 117805689 A CN117805689 A CN 117805689A
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- 238000004088 simulation Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 description 19
- 238000001816 cooling Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 210000004712 air sac Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010892 electric spark Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/62—Testing of transformers
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- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention relates to the technical field of transformers, and discloses a transformer internal fault simulation experiment device, which comprises a shell, a testing device and an adjusting device, wherein the testing device is arranged on the shell; the testing device comprises a radiating fin and a voltage detector, wherein the radiating fin is communicated with the surface of the shell, and the voltage detector is fixedly connected to the top of the shell; the adjusting device comprises a reciprocating screw, a limiting rod, a sliding block, a heating block, a transmission rod and a belt pulley group, wherein the reciprocating screw is rotationally connected to the inner wall of the shell, the limiting rod is fixedly connected to the inner wall of the shell, the sliding block is movably connected to the surface of the reciprocating screw, the heating block is fixedly connected to the surface of the sliding block, the transmission rod is fixedly connected to the left end of the reciprocating screw, and the belt pulley group is fixedly connected to the left end of the transmission rod; the invention has the characteristics of strong practicability and adjustable heating source position.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a simulation experiment device for internal faults of a transformer.
Background
The transformer is a static electrical equipment for converting alternating voltage and current to transmit alternating current electric energy, realizes electric energy transmission according to the principle of electromagnetic induction, is necessary equipment for power transmission and distribution and power distribution of power users, and is an experimental transformer for fault simulation in some experimental sites.
The patent application No. 202111308472.X provides a simulation experiment device for internal thermal faults of a transformer, which comprises a shell with an inner cavity, a first oil inlet pipe arranged at the bottom of the shell, and an exhaust pipe arranged at the top of the shell, and further comprises: the heating device comprises a heating sheet arranged in the inner cavity of the shell and a fixing sheet used for fixing the heating sheet; the air taking device comprises an air taking pipe communicated with the upper part of the inner cavity of the shell and air taking equipment connected with the air taking pipe. This patent can simulate thermal failure through setting up heating device, also can be through the gas extraction device who sets up after the fault simulation is accomplished, gas that escapes from insulating oil in the inner chamber is gathered, take out the oil appearance in with the casing through the oil extraction device, in order to all analyze gas appearance and oil appearance, compare with the prior art can only gather the oil appearance and carry out analysis, this patent can more comprehensively and accurately reflect the insulating oil gas production law that the trouble arouses, provide more reliable reference for transformer fault type diagnosis and judgement, but this device only can heat insulating oil around the heating device, can not simulate the source that generates heat of different positions in the transformer, can only simulate the fault that generates heat of single position. Therefore, it is necessary to design an internal fault simulation experiment device for a transformer with strong practicability and adjustable heating source position.
Disclosure of Invention
The invention aims to provide an internal fault simulation experiment device for a transformer, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the transformer internal fault simulation experiment device comprises a shell, a testing device and an adjusting device; the testing device comprises a radiating fin and a voltage detector, wherein the radiating fin is communicated with the surface of the shell, and the voltage detector is fixedly connected to the top of the shell; the device comprises a reciprocating screw, a limiting rod, a sliding block, a heating block, a transmission rod and a belt pulley group, wherein the reciprocating screw is rotationally connected to the inner wall of a shell, the limiting rod is fixedly connected to the inner wall of the shell, the sliding block is movably connected to the surface of the reciprocating screw, the heating block is fixedly connected to the surface of the sliding block, the transmission rod is fixedly connected to the left end of the reciprocating screw, the belt pulley group is fixedly connected to the left end of the transmission rod, when an experiment is carried out, the voltage in the transformer is required to be slowly increased, a voltage detector on the shell can detect the voltage of the transformer, when the transformer is broken and cut off by the voltage, the voltage detector can record and detect the breakdown voltage of the transformer, and meanwhile, the transformer can be heated, so that the transformer has a thermal fault and is subjected to the experiment, the belt pulley group can drive the two transmission rods to rotate, the reciprocating screw can be driven by the transmission rod to rotate, and the reciprocating screw can drive the sliding block to rotate by a surface-crossing spiral groove, but the sliding block is limited by the limiting rod, so that the sliding block can only reciprocate left and right along the crossed spiral groove, and the sliding block can drive the heating block to move in the transformer to heat the transformer, and the inside the transformer can not be further have a complete fault and a complete experiment; the surface of transfer line is connected with the inner wall rotation of casing, the inner wall of slider and the surface sliding connection of gag lever post, the cross helicla flute has been seted up to the surface of reciprocating screw, the inner wall of slider is provided with the fixture block, and the fixture block is arranged in the cross helicla flute.
According to the technical scheme, the top of the sliding block is provided with the sealing device, the sealing device comprises the supporting rod, the protruding block, the lower magnet, the upper magnet, the arc plate and the baffle, the supporting rod is fixedly connected to the top of the sliding block, the protruding block is fixedly connected to the surface of the supporting rod, the lower magnet is fixedly connected to the inner wall of the top of the supporting rod, the upper magnet is slidably connected to the top of the shell, the arc plate is fixedly connected to the inner wall of the shell, the baffle is slidably connected to the surface of the arc plate through the elastic piece, when the sliding block moves, the supporting rod can drive the lower magnet at the top of the sliding block to move, the lower magnet can drive the upper magnet to move through magnetic attraction, the upper magnet can move at the top of the shell, so that the specific position of the heating block inside the shell can be visually represented, when the sliding block drives the supporting rod to move, the protruding block can drive the baffle to move through the protruding arc plate, the baffle is pressed on the surface of the arc plate, the arc plate is further sealed, the oil is prevented from entering the cooling fin, sealing can be realized on the current heating area, the oil is reduced, the entering the cooling fin is further, the cooling fin is improved, the cooling effect is improved, the cooling efficiency is improved, the cooling time is improved, and the cooling time is stable is improved, and the cooling time is shown; the lower magnet and the upper magnet are magnetically attracted, a through groove is formed in the surface of the arc-shaped plate, and the through groove is communicated with the radiating fin.
According to the technical scheme, the inner wall of the radiating fin is provided with the flow guiding device, the flow guiding device comprises the impeller, the transmission gear, the rack, the moving rod and the protruding rod, the impeller is rotationally connected to the inner wall of the radiating fin, the transmission gear is fixedly connected to the axis of the impeller through the connecting rod, the moving rod is slidably connected to the inner wall of the shell, the rack is fixedly connected to the bottom end of the moving rod, the protruding rod is fixedly connected to the bottom of the protruding block, when the protruding block moves, the protruding rod can drive the protruding rod to move, the protruding rod can push the moving rod to move through the cambered surface, the moving rod can drive the rack to move, the rack can drive the transmission gear meshed with the protruding rod to rotate, the surface of the impeller can drive the spring to rotate upwards, after a thermal fault experiment is finished, the sliding block can move and drive the protruding rod to move together, the protruding rod is not blocked by the moving rod, at the moment, the upwards spring can drive the impeller to rotate and stir oil in the radiating fin, the oil in the radiating fin and the shell, the oil in the shell can be further improved, the effect of the area can be caused, the transformer can be quickly kept constant, the temperature, the next area is convenient to drive the gear to rotate again, and the spring can reset under the action of the thermal fault experiment; a clockwork spring is arranged between the axis of the impeller and the radiating fin, and the lower surface of the rack is meshed with the surface of the transmission gear.
According to the technical scheme, the collecting device is arranged at the top of the shell and comprises a mounting column, a through hole, a movable disc, a T-shaped hole, a mounting sleeve and an air sac, wherein the mounting column is communicated with the top of the shell, the through hole is formed in the inner wall of the mounting column, the movable disc is slidably connected to the inner wall of the top of the shell, the T-shaped hole is formed in the inner wall of the movable disc, the mounting sleeve is in threaded connection with the surface of the mounting column, the air sac is communicated with the top end of the mounting sleeve, when insulating oil in the transformer is heated or electric spark is decomposed into part of inflammable gas, the internal pressure in the transformer is increased, at the moment, the pressure can push the movable disc to move upwards, the movable disc can compress the spring, when the movable disc moves upwards and enables the T-shaped hole to be communicated with the through hole, the air in the transformer can enter the through hole, and then enter the air sac through the through hole, so that redundant air can be decompressed and collected, the internal pressure of the transformer is prevented from being too high, and dangerous accidents can be caused, and meanwhile, the mounting sleeve can be detached through the threaded connection, and the air sac can be conveniently removed or recovered, or the air can be conveniently treated. A spring is arranged between the top of the movable disc and the inner wall of the mounting column, and the air bag is communicated with the mounting column.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the cooperation operation among the shell, the radiating fins, the voltage detector, the reciprocating screw rod, the limiting rod, the sliding block, the heating block, the transmission rod and the belt pulley group, the voltage detector can record and detect the breakdown voltage of the transformer, and meanwhile, the heating block can be moved in the transformer, so that experiments of heating and faults at different positions in the transformer can be simulated, and the experiments are more comprehensive.
According to the invention, through the cooperation operation among the support rods, the convex blocks, the lower magnets, the upper magnets, the arc-shaped plates and the baffle plates, the upper magnets can move at the top of the shell, so that the specific position of the heating block in the shell can be intuitively shown, when the heating block moves, the heat radiating fins in the current heating area can be sealed, the oil liquid is reduced from entering the heat radiating fins so as to generate a heat radiating effect, the temperature rising speed of the area can be improved, the heat failure time is reduced, and the experimental efficiency is improved.
According to the invention, through the cooperation operation among the impeller, the transmission gear, the rack, the moving rod and the protruding rod, the impeller rotates after the thermal fault experiment is finished, and the oil in the radiating fin is stirred, so that the oil in the radiating fin and the oil in the shell are enabled to circulate, the heat dissipation effect of the area is further improved, the transformer can be quickly kept at a constant temperature, the thermal fault experiment is conveniently carried out in the next area again, and the transmission gear and the rack are reset under the action of the clockwork spring.
According to the invention, through the cooperation operation among the mounting column, the through hole, the movable disc, the T-shaped hole, the mounting sleeve and the air bag, redundant air can be decompressed and collected, dangerous accidents caused by overlarge pressure in the transformer after the air is increased are prevented, and meanwhile, the mounting sleeve connected through threads can be detached, so that the air bag is taken down, and the collected air is conveniently recovered or treated.
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 overall structure of the present invention;
FIG. 2 is a half cross-sectional view of the housing structure of the present invention;
FIG. 3 is a schematic view of the structure of the reciprocating screw of the present invention;
FIG. 4 is a schematic view of the arcuate plate structure of the present invention;
FIG. 5 is a schematic view of the impeller structure of the present invention;
FIG. 6 is a schematic view of a travel bar construction of the present invention;
FIG. 7 is a semi-sectional view of a mounting post structure of the present invention;
in the figure: 1. a housing; 2. a heat sink; 3. a voltage detector; 4. a closing device; 41. a support rod; 42. a bump; 43. a lower magnet; 44. a magnet is arranged on the upper part; 45. an arc-shaped plate; 46. a baffle; 5. a flow guiding device; 51. an impeller; 52. a transmission gear; 53. a rack; 54. a moving rod; 55. a protruding rod; 6. a collecting device; 61. a mounting column; 62. a through hole; 63. a moving tray; 64. a T-shaped hole; 65. a mounting sleeve; 66. an air bag; 7. a reciprocating screw; 8. a limit rod; 9. a slide block; 10. a heating block; 11. a transmission rod; 12. a belt pulley group.
Detailed Description
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.
Referring to fig. 1-4, the present invention provides the following technical solutions: the transformer internal fault simulation experiment device comprises a shell 1, a testing device and an adjusting device; the testing device comprises a radiating fin 2 and a voltage detector 3, wherein the radiating fin 2 is communicated with the surface of the shell 1, and the voltage detector 3 is fixedly connected to the top of the shell 1; the device comprises a reciprocating screw rod 7, a limit rod 8, a sliding block 9, a heating block 10, a transmission rod 11 and a belt pulley group 12, wherein the reciprocating screw rod 7 is rotationally connected to the inner wall of the shell 1, the limit rod 8 is fixedly connected to the inner wall of the shell 1, the sliding block 9 is movably connected to the surface of the reciprocating screw rod 7, the heating block 10 is fixedly connected to the surface of the sliding block 9, the transmission rod 11 is fixedly connected to the left end of the reciprocating screw rod 7, the belt pulley group 12 is fixedly connected to the left end of the transmission rod 11, when an experiment is carried out, the voltage in the transformer is required to be slowly increased, the voltage detector 3 on the shell 1 can detect the voltage of the transformer, when the transformer is broken down by the voltage, the voltage detector 3 can record and detect the breakdown voltage of the transformer, and simultaneously, the transformer can be heated, so that the transformer is in a thermal fault is caused, the experiment is carried out, the belt pulley group 12 can drive the two transmission rods 11 to rotate, the transmission rod 11 can drive the reciprocating screw rod 7 to rotate, the sliding block 9 can be driven to rotate through a surface cross spiral groove, but the sliding block 9 is limited by the limit rod 8, therefore the sliding block 9 can move along the cross spiral groove 9, the left and the left spiral groove 9 can move to the inside the transformer, the transformer can not move, the transformer can be completely and the experiment can be more simulated, and the fault can be heated, and the experiment can be completely and the inside the transformer can not move and the transformer can be broken and moved; the surface of transfer line 11 rotates with the inner wall of casing 1 to be connected, and the inner wall of slider 9 and the surface sliding connection of gag lever post 8, and the intersecting helicla flute has been seted up to the surface of reciprocating screw 7, and the inner wall of slider 9 is provided with the fixture block, and the fixture block is arranged in the intersecting helicla flute.
The top of the sliding block 9 is provided with a sealing device 4, the sealing device 4 comprises a supporting rod 41, a protruding block 42, a lower magnet 43, an upper magnet 44, an arc plate 45 and a baffle 46, the supporting rod 41 is fixedly connected to the top of the sliding block 9, the protruding block 42 is fixedly connected to the surface of the supporting rod 41, the lower magnet 43 is fixedly connected to the inner wall of the top of the supporting rod 41, the upper magnet 44 is slidably connected to the top of the shell 1, the arc plate 45 is fixedly connected to the inner wall of the shell 1, the baffle 46 is slidably connected to the surface of the arc plate 45 through an elastic piece, when the sliding block 9 moves, the supporting rod 41 can drive the lower magnet 43 on the top of the supporting rod 41 to move, the lower magnet 43 can drive the upper magnet 44 to move through magnetic attraction, the upper magnet 44 can move on the top of the shell 1, so that the specific position of the heating block 10 inside the shell 1 can be intuitively shown, when the sliding block 9 drives the supporting rod 41 to move, the protruding block 42 can push the baffle 46 to move through the protruding arc surface, the baffle 46 to press the surface of the arc plate 45, and further seal the baffle 45, oil can be prevented from entering into the heat radiating fins 2, the current heat radiating area can be reduced, the heat radiating efficiency can be improved, the heat radiating area can be improved, the heat radiating efficiency can be improved, the heat radiating area can be cooled, and the heat radiating area can be cooled, and the heat-radiating efficiency can be cooled, and the heat can be cooled; the lower magnet 43 and the upper magnet 44 are magnetically attracted, the surface of the arc-shaped plate 45 is provided with a through groove, and the through groove is communicated with the radiating fin 2;
the voltage detector 3 on the shell 1 can detect the voltage of the transformer when the voltage breakdown of the transformer is interrupted, the voltage detector 3 can record and detect the breakdown voltage of the transformer, the transformer can be heated, the transformer is enabled to have a thermal fault and conduct experiments, the pulley group 12 can drive the two transmission rods 11 to rotate through the crank rotating pulley group 12, the transmission rods 11 can drive the reciprocating screw rod 7 to rotate, the reciprocating screw rod 7 can drive the sliding block 9 to rotate through the surface cross spiral groove, the sliding block 9 is limited by the limiting rod 8, the sliding block 9 can only conduct left-right reciprocating movement along the cross spiral groove, the sliding block 9 can drive the heating block 10 to move, and then the experiment that the inside of the transformer generates heat and fails can be simulated, so that the experiment is more comprehensive.
When the sliding block 9 moves, the supporting rod 41 is driven to move, the supporting rod 41 can drive the lower magnet 43 at the top of the sliding block to move, the lower magnet 43 can drive the upper magnet 44 to move through magnetic attraction, the upper magnet 44 can move at the top of the shell 1, therefore, the specific position of the heating block 10 inside the shell 1 can be visually represented, when the sliding block 9 drives the supporting rod 41 to move, the supporting rod 41 can simultaneously drive the lug 42 to move, the lug 42 can push the baffle 46 to move through the convex cambered surface, the baffle 46 is pressed on the surface of the arc plate 45, the arc plate 45 is further sealed, oil is prevented from entering the cooling fin 2, sealing can be realized on the cooling fin 2 in the current heating area, the oil is reduced to enter the cooling fin 2, the heat dissipation effect is further generated, the temperature rising speed of the area can be improved, the thermal failure time is reduced, and the experimental efficiency is improved.
Referring to fig. 5-7, in the first embodiment, based on the first embodiment, a guiding device 5 is disposed on an inner wall of a heat sink 2, the guiding device 5 includes an impeller 51, a transmission gear 52, a rack 53, a moving rod 54 and a protruding rod 55, the impeller 51 is rotationally connected to the inner wall of the heat sink 2, the transmission gear 52 is fixedly connected to an axis of the impeller 51 through a connecting rod, the moving rod 54 is slidingly connected to the inner wall of a casing 1, the rack 53 is fixedly connected to a bottom end of the moving rod 54, the protruding rod 55 is fixedly connected to a bottom of a bump 42, when the bump 42 moves, the protruding rod 55 drives the moving rod 54 to move through an arc surface, the moving rod 54 drives the rack 53 to move, the rack 53 drives a transmission gear 52 meshed with the rack 53 to rotate, the transmission gear 52 drives the impeller 51 to rotate, and a spring is driven to rotate upwards, after a thermal fault experiment is finished, the slider 9 moves and drives the protruding rod 55 to move together, the moving rod 54 is not blocked, the upwards spring drives the impeller 51 to rotate and resets, and the heat sink 2 is rapidly and the thermal fault is quickly stirred in a thermal fault area of the heat sink 2, thereby driving the heat sink 2 and the thermal fault area is quickly and the oil is more convenient to flow through the heat sink area; a clockwork spring is arranged between the axis of the impeller 51 and the radiating fin 2, and the lower surface of the rack 53 is meshed with the surface of the transmission gear 52.
The top of the shell 1 is provided with a collecting device 6, the collecting device 6 comprises a mounting column 61, a through hole 62, a movable disc 63, a T-shaped hole 64, a mounting sleeve 65 and an air bag 66, the mounting column 61 is communicated with the top of the shell 1, the through hole 62 is formed in the inner wall of the mounting column 61, the movable disc 63 is slidably connected to the inner wall of the top of the shell 1, the T-shaped hole 64 is formed in the inner wall of the movable disc 63, the mounting sleeve 65 is in threaded connection with the surface of the mounting column 61, the air bag 66 is communicated with the top of the mounting sleeve 65, when insulating oil in the transformer is heated or electric spark is decomposed into part of inflammable gas, the internal pressure can be increased when the gas in the transformer becomes more, at the moment, the pressure can push the movable disc 63 to move upwards, the movable disc 63 can compress a spring, when the movable disc 63 moves upwards and enables the T-shaped hole 64 to be communicated with the through hole 62, the gas in the transformer can enter the through hole 62, and then enter the air bag 66 through the through hole 62, so that the pressure of redundant gas can be released and collected, and dangerous accident caused by the fact that the internal pressure of the transformer is overlarge can be prevented, and the gas can be removed through the threaded connection of the mounting sleeve 65, and the mounting sleeve can be detached or removed, and the air bag can be conveniently recovered or recovered; a spring is arranged between the top of the moving disc 63 and the inner wall of the mounting column 61, and the air bag 66 is communicated with the mounting column 61;
the working principle is that when the lug 42 moves, the protruding rod 55 is driven to move, the protruding rod 55 pushes the moving rod 54 to move through the cambered surface, the moving rod 54 drives the rack 53 to move, the rack 53 drives the transmission gear 52 meshed with the rack 53 to rotate, the transmission gear 52 drives the impeller 51 to rotate, the surface of the impeller 51 drives the spring to rotate upwards, after a thermal fault experiment is finished, the sliding block 9 moves and drives the protruding rod 55 to move together, the protruding rod 55 does not block the moving rod 54 any more, at the moment, the upwards-stressed spring drives the impeller 51 to rotate and reset, oil in the radiating fin 2 is stirred, oil in the radiating fin 2 and oil in the shell 1 are enabled to circulate, the radiating effect of the area is further improved, the transformer can be enabled to be rapidly constant in temperature, the thermal fault experiment is conducted again in the next area, and the transmission gear 52 and the rack 53 can reset under the action of the spring.
When insulating oil in the transformer is heated or electric spark decomposes partial inflammable gas, the internal pressure can increase when the gas becomes more in the transformer, the pressure can promote the movable disk 63 to move upwards at this moment, the movable disk 63 moves upwards and can compress the spring, when the movable disk 63 moves upwards and makes T-shaped hole 64 and through-hole 62 communicate, the gas in the transformer can get into through-hole 62 through T-shaped hole 64, the rethread through-hole 62 gets into gasbag 66, thereby can be to unnecessary gas pressure release and collect, prevent that the gas from increasing back transformer internal pressure too big and then taking place dangerous accident, can dismantle through threaded connection's installation sleeve 65 simultaneously, and then take off gasbag 66, the convenience is retrieved or is handled the gas of collecting.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a transformer internal fault simulation experiment device, includes casing (1), its characterized in that: the device also comprises a testing device and an adjusting device;
the testing device comprises a radiating fin (2) and a voltage detector (3), wherein the radiating fin (2) is communicated with the surface of the shell (1), and the voltage detector (3) is fixedly connected to the top of the shell (1);
the adjusting device comprises a reciprocating screw (7), a limit rod (8), a sliding block (9), a heating block (10), a transmission rod (11) and a belt pulley set (12), wherein the reciprocating screw (7) is rotationally connected to the inner wall of the shell (1), the limit rod (8) is fixedly connected to the inner wall of the shell (1), the sliding block (9) is movably connected to the surface of the reciprocating screw (7), the heating block (10) is fixedly connected to the surface of the sliding block (9), the transmission rod (11) is fixedly connected to the left end of the reciprocating screw (7), and the belt pulley set (12) is fixedly connected to the left end of the transmission rod (11).
2. The transformer internal fault simulation experiment device according to claim 1, wherein: the surface of transfer line (11) is rotated with the inner wall of casing (1) and is connected, the inner wall of slider (9) and the surface sliding connection of gag lever post (8), the cross helicla flute has been seted up on the surface of reciprocating screw (7), the inner wall of slider (9) is provided with the fixture block, and the fixture block is arranged in the cross helicla flute.
3. The transformer internal fault simulation experiment device according to claim 2, wherein: the top of slider (9) is provided with closing means (4), closing means (4) are including bracing piece (41), lug (42), lower magnet (43), go up magnet (44), arc (45) and baffle (46), bracing piece (41) fixed connection is at the top of slider (9), lug (42) fixed connection is at the surface of bracing piece (41), lower magnet (43) fixed connection is at the inner wall at bracing piece (41) top, go up magnet (44) sliding connection at the top of casing (1), arc (45) fixed connection is at the inner wall of casing (1), baffle (46) are through elastic component sliding connection at the surface of arc (45).
4. A transformer internal fault simulation experiment device according to claim 3, wherein: the lower magnet (43) and the upper magnet (44) are magnetically attracted, a through groove is formed in the surface of the arc-shaped plate (45), and the through groove is communicated with the radiating fin (2).
5. The transformer internal fault simulation experiment device according to claim 4, wherein: the inner wall of fin (2) is provided with guiding device (5), guiding device (5) are including impeller (51), drive gear (52), rack (53), movable rod (54) and protruding pole (55), impeller (51) rotate and connect the inner wall at fin (2), drive gear (52) are through connecting rod fixed connection in the axle center department of impeller (51), movable rod (54) sliding connection is in the inner wall of casing (1), rack (53) fixed connection is in the bottom of movable rod (54), protruding pole (55) fixed connection is in the bottom of lug (42).
6. The transformer internal fault simulation experiment device according to claim 5, wherein: a clockwork spring is arranged between the axis of the impeller (51) and the radiating fin (2), and the lower surface of the rack (53) is meshed with the surface of the transmission gear (52).
7. The transformer internal fault simulation experiment device according to claim 6, wherein: the top of casing (1) is provided with collection device (6), collection device (6) are including erection column (61), through-hole (62), removal dish (63), T type hole (64), installation cover (65) and gasbag (66), erection column (61) intercommunication is at the top of casing (1), the inner wall at erection column (61) is seted up to through-hole (62), the inner wall at casing (1) top is seted up in removal dish (63) sliding connection, the inner wall at removal dish (63) is seted up in T type hole (64), installation cover (65) threaded connection is on the surface of erection column (61), gasbag (66) intercommunication is at the top of installation cover (65).
8. The transformer internal fault simulation experiment device according to claim 7, wherein: a spring is arranged between the top of the moving disc (63) and the inner wall of the mounting column (61), and the air bag (66) is communicated with the mounting column (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410211484.8A CN117805689B (en) | 2024-02-27 | 2024-02-27 | Transformer internal fault simulation experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410211484.8A CN117805689B (en) | 2024-02-27 | 2024-02-27 | Transformer internal fault simulation experiment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117805689A true CN117805689A (en) | 2024-04-02 |
| CN117805689B CN117805689B (en) | 2024-06-21 |
Family
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Cited By (1)
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| CN118465632A (en) * | 2024-07-10 | 2024-08-09 | 山东泰莱电气股份有限公司 | Transformer internal fault simulation experiment device and method |
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| CN117805689B (en) | 2024-06-21 |
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