CN113848433A - Transformer coil withstand voltage test instrument - Google Patents
Transformer coil withstand voltage test instrument Download PDFInfo
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- CN113848433A CN113848433A CN202010995826.1A CN202010995826A CN113848433A CN 113848433 A CN113848433 A CN 113848433A CN 202010995826 A CN202010995826 A CN 202010995826A CN 113848433 A CN113848433 A CN 113848433A
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000007599 discharging Methods 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 12
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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Abstract
The invention relates to the technical field of electrical detection, in particular to a transformer coil voltage withstand test instrument which comprises an insulating platform, a control device, a spherical gap device, an environment setting device and a bearing platform group, wherein the lower end of the insulating platform is fixedly connected with supporting legs, the right side of the upper end of the insulating platform is fixedly connected with the control device, the left side of the control device is provided with a capacitive voltage divider, the left side of the capacitive voltage divider is provided with a transformer, the rear side of the transformer is provided with the spherical gap device, the left side of the spherical gap device is provided with the environment setting device, the inner side of the environment setting device is provided with the bearing platform group, and the right end of the insulating platform is fixedly connected with a grounding wire, pressure resistance at different temperatures and different humidities.
Description
Technical Field
The invention relates to the technical field of electrical detection, in particular to a transformer coil voltage withstand test instrument.
Background
The voltage withstand test is one of the main methods for testing overvoltage bearing capacity of electric appliances, electric equipment, electric devices, electric circuits, electrical safety appliances and the like, and comprises a power frequency voltage withstand test and a direct current voltage withstand test, wherein the test voltage of the power frequency voltage withstand test is one time to several times of the rated voltage of the tested equipment and is not lower than 1000V, the direct current voltage withstand test can draw a leakage current-voltage characteristic curve through the numerical value of leakage current at different test voltages, and the electric equipment can find insulating local defects, moisture and aging through the voltage withstand test.
In the production process of transformer, not only need do withstand voltage test to the transformer is whole, also need do withstand voltage test to its coil when not assembling, in order to guarantee the production quality of transformer, in the test procedure, need insert the ball gap that plays the guard action in test circuit, but the distance between ordinary ball gap device discharge ball is mostly manual regulation, in-service use and experimental operation are not convenient for, furthermore, many in the laboratory during the test, the environment is the indoor environment, can not simulate the environmental characteristic among the transformer in-service use, lead to the test result to have the limitation, consequently, propose a withstand voltage test instrument of transformer coil to above-mentioned problem.
Disclosure of Invention
The invention aims to provide a transformer coil voltage withstanding test instrument to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a transformer coil withstand voltage test instrument, includes insulating platform, controlling means, ball gap device, environment setting device and cushion cap group, insulating platform lower extreme fixedly connected with supporting legs, insulating platform upper end right side fixedly connected with controlling means, capacitive voltage divider is established in the controlling means left side, capacitive voltage divider lower extreme and insulating platform fixed connection, the capacitive voltage divider left side is equipped with the transformer, transformer lower extreme and insulating platform fixed connection, the transformer rear side is equipped with the ball gap device, ball gap device left side is equipped with the environment setting device, environment setting device inboard is equipped with cushion cap group, environment setting device lower extreme and insulating platform fixed connection, insulating platform right-hand member fixedly connected with earth connection.
Preferably, controlling means includes stand, casing, controller and radiator, stand lower extreme and upper end respectively with insulating platform and casing fixed connection, the inside fixedly connected with controller of casing, controller front end upper side is equipped with indicating instrument, the indicating instrument downside is equipped with adjustment handle, the adjustment handle downside is equipped with the socket.
Preferably, both ends inboard fixedly connected with radiator about the casing, the radiator outside is equipped with the heat dissipation frame, the heat dissipation frame outside and casing fixed connection, the heat dissipation frame outside is equipped with the protective frame, the protective frame inboard is through bolt and casing fixed connection.
Preferably, the ball gap device includes universal gyro wheel, base, mounting panel and adjustment cylinder, universal gyro wheel upper end is rotated with the base and is connected, base upper end right side fixedly connected with mounting panel, mounting panel upper end fixedly connected with adjustment cylinder, adjustment cylinder left end fixedly connected with slide, slide outside sliding connection has the slide, slide lower extreme and base fixed connection, slide upper end middle part fixedly connected with bracing piece A, bracing piece A upper end fixedly connected with club A, club A left end fixedly connected with discharge ball A, discharge ball A left side is equipped with discharge ball B, discharge ball B left end fixedly connected with club B, club B lower extreme fixedly connected with bracing piece B, bracing piece B lower extreme and base fixed connection.
Preferably, the adjusting cylinder upper end fixedly connected with displacement sensor, the displacement sensor outside is through wire fixedly connected with electric box, electric box lower extreme and base fixed connection, electric box front end left side fixedly connected with energy input line, the energy input line other end and discharge ball B fixed connection, electric box front end right side fixedly connected with energy output line, the energy output line other end and discharge ball A fixed connection.
Preferably, the environment setting device comprises an outer box body, an inner box body, a heat insulation layer and a temperature regulator, the lower end of the outer box body is fixedly connected with the insulation platform, the inner side of the outer box body is provided with the inner box body, the outer side of the inner box body is fixedly connected with the heat insulation layer, and the upper end inside the inner box body is sequentially and fixedly connected with a temperature sensor and a humidity sensor from left to right.
Preferably, the upper end of the outer side of the inner box body is fixedly connected with a ventilation pipe, the other end of the ventilation pipe is fixedly connected with a fan, the outer side of the fan is fixedly connected with the outer box body, the left end of the inner box body is fixedly connected with a cold air pipe, the left end of the cold air pipe is fixedly connected with a temperature regulator, the left end of the temperature regulator is fixedly connected with the outer box body, the right end of the inner box body is fixedly connected with a humidifying pipe, the right end of the humidifying pipe is fixedly connected with a humidifier, and the right end of the humidifier is fixedly connected with the outer box body.
Preferably, the bearing table group comprises fixed feet, an insulating table and a placing table, the lower ends of the fixed feet are fixedly connected with the inner box body, the upper ends of the fixed feet are fixedly connected with the insulating table, the upper ends of the insulating table are fixedly connected with the placing table, and the upper ends of the placing table are fixedly connected with the binding posts.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, through the arrangement of the capacitive voltage divider and the transformer, the transformer can increase the used power supply voltage to the required voltage, and the capacitive voltage divider can share the voltage applied to two ends of the coil to play a role in protecting the coil;
2. according to the invention, through the arranged control device, the control device can adjust the voltage applied in the circuit, and the adjustment can be carried out by rotating the adjusting handle, so that the operation is convenient;
3. according to the invention, the opening and closing of the adjusting cylinder are controlled by the electric box through the arranged ball gap device, the adjusting cylinder operates to push the sliding plate to slide on the inner side of the sliding seat, the sliding plate drives the supporting rod A to move, and the displacement sensor fixed at the upper end of the adjusting cylinder detects the position of the sliding plate, so that the distance between the discharge ball A and the discharge ball B is detected, the distance between the discharge ball A and the discharge ball B is in a proper range, and the sensor is used for monitoring and positioning in real time, so that the adjustment is convenient, and meanwhile, the movement accuracy can be improved;
4. according to the invention, the temperature sensor and the humidity sensor can detect the temperature and humidity information in the inner box body of the environment setting device through the arranged environment setting device, the temperature in the inner box body is adjusted through the temperature adjuster, and the humidity in the inner box body is adjusted through the humidifier, so that the pressure resistance performance of the detection coil under different temperatures and different humidities in the actual use process can be detected as required.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the control device of the present invention;
FIG. 3 is a right side view of the control device of the present invention;
FIG. 4 is a schematic view of the mounting structure of the ball gap device of the present invention;
FIG. 5 is a schematic view of an installation structure of the environment setting apparatus according to the present invention;
FIG. 6 is a circuit diagram of the testing device of the present invention.
In the figure: 1-insulating platform, 2-control device, 201-upright column, 202-shell, 203-controller, 204-radiator, 205-indicating instrument, 206-adjusting handle, 207-socket, 208-radiating frame, 209-protective frame, 3-spherical gap device, 301-universal roller, 302-base, 303-mounting plate, 304-adjusting cylinder, 305-sliding plate, 306-sliding seat, 307-supporting rod A, 308-ball rod A, 309-discharging ball A, 310-discharging ball B, 311-ball rod B, 312-supporting rod B, 313-displacement sensor, 314-electric box, 315-energy input line, 316-energy output line, 4-environment setting device, 401-outer box, 402-inner box, 402-outer box, 403-heat insulation layer, 404-temperature regulator, 405-temperature sensor, 406-humidity sensor, 407-ventilation pipe, 408-fan, 409-cold air pipe, 410-humidifying pipe, 411-humidifier, 5-bearing table group, 501-fixed foot, 502-insulating table, 503-placing table, 504-binding post, 6-supporting foot, 7-capacitive voltage divider, 8-transformer and 9-grounding wire.
Detailed Description
Example 1:
referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a transformer coil withstand voltage test instrument, including insulating platform 1, controlling means 2, ball gap device 3, environment setting device 4 and bearing platform group 5, 1 lower extreme fixedly connected with supporting legs 6 of insulating platform, 1 upper end right side fixedly connected with controlling means 2 of insulating platform, capacitive voltage divider 7 is established in 2 left sides of controlling means, 7 lower extremes of capacitive voltage divider and 1 fixed connection of insulating platform, 7 left sides of capacitive voltage divider are equipped with transformer 8, 8 lower extremes of transformer and 1 fixed connection of insulating platform, 8 rear sides of transformer are equipped with ball gap device 3, 3 left sides of ball gap device are equipped with environment setting device 4, 4 inboard of environment setting device is equipped with bearing platform group 5, 4 lower extremes of environment setting device and 1 fixed connection of insulating platform, 1 right-hand member fixedly connected with earth connection 9 of insulating platform.
The control device 2 comprises a vertical column 201, a shell 202, a controller 203 and a radiator 204, the lower end and the upper end of the vertical column 201 are respectively fixedly connected with an insulating platform 1 and the shell 202, the controller 203 is fixedly connected in the shell 202, an indicating instrument 205 is arranged on the upper side of the front end of the controller 203, an adjusting handle 206 is arranged on the lower side of the indicating instrument 205, a socket 207 is arranged on the lower side of the adjusting handle 206, the radiator 204 is fixedly connected on the inner sides of the left end and the right end of the shell 202, a radiating frame 208 is arranged on the outer side of the radiator 204, the outer side of the radiating frame 208 is fixedly connected with the shell 202, a protecting frame 209 is arranged on the outer side of the radiating frame 208, the inner side of the protecting frame 209 is fixedly connected with the shell 202 through bolts, the spherical gap device 3 comprises a universal roller 301, a base 302, a mounting plate 303 and an adjusting cylinder 304, the upper end of the universal roller 301 is rotatably connected with the base 302, the right side of the upper end of the base 302 is fixedly connected with the mounting plate 303, the adjusting cylinder 304, the left end of the adjusting cylinder 304 is fixedly connected with a sliding plate 305, the outer side of the sliding plate 305 is slidably connected with a sliding base 306, the lower end of the sliding base 306 is fixedly connected with a base 302, the middle part of the upper end of the sliding plate 305 is fixedly connected with a supporting rod A307, the upper end of the supporting rod A307 is fixedly connected with a ball rod A308, the left end of the ball rod A308 is fixedly connected with a discharging ball A309, the left side of the discharging ball A309 is provided with a discharging ball B310, the left end of the discharging ball B310 is fixedly connected with a ball rod B311, the lower end of the ball rod B311 is fixedly connected with a supporting rod B312, the lower end of the supporting rod B312 is fixedly connected with the base 302, the upper end of the adjusting cylinder 304 is fixedly connected with a displacement sensor 313, the outer side of the displacement sensor 313 is fixedly connected with an electric box 314 through a conducting wire, the lower end of the electric box 314 is fixedly connected with the base 302, the left side of the front end of the electric box 314 is fixedly connected with an energy input wire 315, the other end of the energy input wire 315 is fixedly connected with the discharging ball B310, the right side of the electric box 314 is fixedly connected with an energy output wire 316, the other end of the energy output line 316 is fixedly connected with the discharge ball A309, the environment setting device 4 comprises an outer box 401, an inner box 402, a heat insulation layer 403 and a temperature regulator 404, the lower end of the outer box 401 is fixedly connected with the insulation platform 1, the inner side of the outer box 401 is provided with the inner box 402, the outer side of the inner box 402 is fixedly connected with the heat insulation layer 403, the upper end inside the inner box 402 is fixedly connected with a temperature sensor 405 and a humidity sensor 406 from left to right in sequence, the upper end outside the inner box 402 is fixedly connected with a ventilation pipe 407, the other end of the ventilation pipe 407 is fixedly connected with a fan 408, the outer side of the fan 408 is fixedly connected with the outer box 401, the left end of the inner box 402 is fixedly connected with a cold air pipe 409, the left end of the cold air pipe 409 is fixedly connected with the temperature regulator 404, the left end of the temperature regulator 404 is fixedly connected with the outer box 401, the right end of the inner box 402 is fixedly connected with a humidifying pipe 410, and the right end of the humidifying pipe 410 is fixedly connected with a humidifier 411, humidifier 411 right-hand member and outer box 401 fixed connection, cushion cap group 5 includes fixed foot 501, insulating platform 502 and places platform 503, and fixed foot 501 lower extreme and interior box 402 fixed connection, fixed foot 501 upper end fixedly connected with insulating platform 502, insulating platform 502 upper end fixedly connected with place platform 503, place platform 503 upper end fixedly connected with terminal 504.
The working process is as follows: electrical appliances are external power supplies, test use leads are connected according to a circuit diagram, coils are placed at the upper end of a placing table 503 of a bearing table group 5, two poles of the coils are fixedly connected with a wiring terminal 504, a control device 2 can adjust the voltage applied in the circuit and can adjust the voltage by rotating an adjusting handle 206, a transformer 8 can increase the used power supply voltage to a required voltage, a capacitive voltage divider 7 can share the voltage applied at two ends of the coils to play a role of protecting the coils and adjust the voltage to a proper range, an electric box 314 can control the opening and closing of an adjusting cylinder 304, the adjusting cylinder 304 operates to push a sliding plate 305 to slide on the inner side of a sliding seat 306, the sliding plate 305 drives a supporting rod A307 to move, a displacement sensor 313 fixed at the upper end of the adjusting cylinder 304 can detect the position of the sliding plate 305, and therefore the distance between a discharging ball A309 and a discharging ball B310 can be detected, thereby be convenient for adjust, temperature sensor 405 and humidity transducer 406 can detect the inside temperature and humidity information of interior box 402 of environment setting device 4, can adjust the inside temperature of interior box 402 through temperature regulator 404, can adjust the inside humidity of interior box 402 through humidifier 411, thereby can detect the coil in-service use as required, pressure resistance under different temperature and different humidity, thereby make omnidirectional detection to the performance of coil.
Example 2:
referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a transformer coil withstand voltage test instrument, including insulating platform 1, controlling means 2, ball gap device 3, environment setting device 4 and bearing platform group 5, 1 lower extreme fixedly connected with supporting legs 6 of insulating platform, 1 upper end right side fixedly connected with controlling means 2 of insulating platform, capacitive voltage divider 7 is established in 2 left sides of controlling means, 7 lower extremes of capacitive voltage divider and 1 fixed connection of insulating platform, 7 left sides of capacitive voltage divider are equipped with transformer 8, 8 lower extremes of transformer and 1 fixed connection of insulating platform, 8 rear sides of transformer are equipped with ball gap device 3, 3 left sides of ball gap device are equipped with environment setting device 4, 4 inboard of environment setting device is equipped with bearing platform group 5, 4 lower extremes of environment setting device and 1 fixed connection of insulating platform, 1 right-hand member fixedly connected with earth connection 9 of insulating platform.
The control device 2 comprises a vertical column 201, a shell 202, a controller 203 and a radiator 204, the lower end and the upper end of the vertical column 201 are respectively fixedly connected with an insulating platform 1 and the shell 202, the controller 203 is fixedly connected in the shell 202, an indicating instrument 205 is arranged on the upper side of the front end of the controller 203, an adjusting handle 206 is arranged on the lower side of the indicating instrument 205, a socket 207 is arranged on the lower side of the adjusting handle 206, the radiator 204 is fixedly connected on the inner sides of the left end and the right end of the shell 202, a radiating frame 208 is arranged on the outer side of the radiator 204, the outer side of the radiating frame 208 is fixedly connected with the shell 202, a protecting frame 209 is arranged on the outer side of the radiating frame 208, the inner side of the protecting frame 209 is fixedly connected with the shell 202 through bolts, the spherical gap device 3 comprises a universal roller 301, a base 302, a mounting plate 303 and an adjusting cylinder 304, the upper end of the universal roller 301 is rotatably connected with the base 302, the right side of the upper end of the base 302 is fixedly connected with the mounting plate 303, the adjusting cylinder 304, the left end of the adjusting cylinder 304 is fixedly connected with a sliding plate 305, the outer side of the sliding plate 305 is slidably connected with a sliding base 306, the lower end of the sliding base 306 is fixedly connected with a base 302, the middle part of the upper end of the sliding plate 305 is fixedly connected with a supporting rod A307, the upper end of the supporting rod A307 is fixedly connected with a ball rod A308, the left end of the ball rod A308 is fixedly connected with a discharging ball A309, the left side of the discharging ball A309 is provided with a discharging ball B310, the left end of the discharging ball B310 is fixedly connected with a ball rod B311, the lower end of the ball rod B311 is fixedly connected with a supporting rod B312, the lower end of the supporting rod B312 is fixedly connected with the base 302, the upper end of the adjusting cylinder 304 is fixedly connected with a displacement sensor 313, the outer side of the displacement sensor 313 is fixedly connected with an electric box 314 through a conducting wire, the lower end of the electric box 314 is fixedly connected with the base 302, the left side of the front end of the electric box 314 is fixedly connected with an energy input wire 315, the other end of the energy input wire 315 is fixedly connected with the discharging ball B310, the right side of the electric box 314 is fixedly connected with an energy output wire 316, the other end of the energy output line 316 is fixedly connected with the discharge ball A309, the environment setting device 4 comprises an outer box 401, an inner box 402, a heat insulation layer 403 and a temperature regulator 404, the lower end of the outer box 401 is fixedly connected with the insulation platform 1, the inner side of the outer box 401 is provided with the inner box 402, the outer side of the inner box 402 is fixedly connected with the heat insulation layer 403, the upper end inside the inner box 402 is fixedly connected with a temperature sensor 405 and a humidity sensor 406 from left to right in sequence, the upper end outside the inner box 402 is fixedly connected with a ventilation pipe 407, the other end of the ventilation pipe 407 is fixedly connected with a fan 408, the outer side of the fan 408 is fixedly connected with the outer box 401, the left end of the inner box 402 is fixedly connected with a cold air pipe 409, the left end of the cold air pipe 409 is fixedly connected with the temperature regulator 404, the left end of the temperature regulator 404 is fixedly connected with the outer box 401, the right end of the inner box 402 is fixedly connected with a humidifying pipe 410, and the right end of the humidifying pipe 410 is fixedly connected with a humidifier 411, humidifier 411 right-hand member and outer box 401 fixed connection, cushion cap group 5 includes fixed foot 501, insulating platform 502 and places platform 503, and fixed foot 501 lower extreme and interior box 402 fixed connection, fixed foot 501 upper end fixedly connected with insulating platform 502, insulating platform 502 upper end fixedly connected with place platform 503, place platform 503 upper end fixedly connected with terminal 504.
The working process is as follows: the same points as those in embodiment 1 are not described again, but the difference is that when the temperature sensor detects that the temperature in the inner box 402 is high, the fan 408 operates to draw out the hot air in the inner box 402, and then the hot air is discharged through the ventilation pipe 407.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (8)
1. The utility model provides a withstand voltage test instrument of transformer coil, includes insulating platform (1), controlling means (2), ball gap device (3), environment setting device (4) and cushion cap group (5), its characterized in that: insulating platform (1) lower extreme fixedly connected with supporting legs (6), insulating platform (1) upper end right side fixedly connected with controlling means (2), capacitive voltage divider (7) are established in controlling means (2) left side, capacitive voltage divider (7) lower extreme and insulating platform (1) fixed connection, capacitive voltage divider (7) left side is equipped with transformer (8), transformer (8) lower extreme and insulating platform (1) fixed connection, transformer (8) rear side is equipped with ball gap device (3), ball gap device (3) left side is equipped with environment setting device (4), environment setting device (4) inboard is equipped with bearing platform group (5), environment setting device (4) lower extreme and insulating platform (1) fixed connection, insulating platform (1) right-hand member fixedly connected with earth connection (9).
2. The apparatus for testing withstand voltage of transformer coil according to claim 1, wherein: controlling means (2) include stand (201), casing (202), controller (203) and radiator (204), stand (201) lower extreme and upper end respectively with insulating platform (1) and casing (202) fixed connection, the inside fixedly connected with controller (203) of casing (202), controller (203) front end upper side is equipped with indicating instrument (205), indicating instrument (205) downside is equipped with adjustment handle (206), adjustment handle (206) downside is equipped with socket (207).
3. The apparatus for testing withstand voltage of transformer coil according to claim 2, wherein: the equal fixedly connected with radiator (204) in both ends inboard about casing (202), radiator (204) outside is equipped with heat dissipation frame (208), heat dissipation frame (208) outside and casing (202) fixed connection, the heat dissipation frame (208) outside is equipped with protective frame (209), protective frame (209) inboard is through bolt and casing (202) fixed connection.
4. The apparatus for testing withstand voltage of transformer coil according to claim 3, wherein: the ball gap device (3) comprises a universal roller (301), a base (302), a mounting plate (303) and an adjusting cylinder (304), the upper end of the universal roller (301) is rotatably connected with the base (302), the right side of the upper end of the base (302) is fixedly connected with the mounting plate (303), the upper end of the mounting plate (303) is fixedly connected with the adjusting cylinder (304), the left end of the adjusting cylinder (304) is fixedly connected with a sliding plate (305), the outer side of the sliding plate (305) is slidably connected with a sliding seat (306), the lower end of the sliding seat (306) is fixedly connected with the base (302), the middle part of the upper end of the sliding plate (305) is fixedly connected with a supporting rod A (307), the upper end of the supporting rod A (307) is fixedly connected with a ball rod A (308), the left end of the ball rod A (308) is fixedly connected with a discharging ball A (309), and the left side of the discharging ball A (309) is provided with a discharging ball B (310), the ball bar B (311) is fixedly connected to the left end of the discharging ball B (310), the supporting rod B (312) is fixedly connected to the lower end of the ball bar B (311), and the lower end of the supporting rod B (312) is fixedly connected with the base (302).
5. The apparatus for testing withstand voltage of transformer coil according to claim 4, wherein: adjusting cylinder (304) upper end fixedly connected with displacement sensor (313), there is electric box (314) displacement sensor (313) outside through wire fixedly connected with, electric box (314) lower extreme and base (302) fixed connection, electric box (314) front end left side fixedly connected with energy input line (315), the energy input line (315) other end and discharge ball B (310) fixed connection, electric box (314) front end right side fixedly connected with energy output line (316), the energy output line (316) other end and discharge ball A (309) fixed connection.
6. The apparatus for testing withstand voltage of transformer coil according to claim 5, wherein: the environment setting device (4) comprises an outer box body (401), an inner box body (402), a heat insulation layer (403) and a temperature regulator (404), wherein the lower end of the outer box body (401) is fixedly connected with the insulating platform (1), the inner side of the outer box body (401) is provided with the inner box body (402), the outer side of the inner box body (402) is fixedly connected with the heat insulation layer (403), and the upper end of the inner part of the inner box body (402) is sequentially fixedly connected with a temperature sensor (405) and a humidity sensor (406) from left to right.
7. The apparatus for testing withstand voltage of transformer coil according to claim 6, wherein: interior box (402) outside upper end fixedly connected with ventilation pipe (407), ventilation pipe (407) other end fixedly connected with fan (408), fan (408) outside and outer box (401) fixed connection, interior box (402) left end fixedly connected with cold air duct (409), cold air duct (409) left end and temperature regulator (404) fixed connection, temperature regulator (404) left end and outer box (401) fixed connection, interior box (402) right-hand member fixedly connected with humidification pipe (410), humidification pipe (410) right-hand member fixedly connected with humidifier (411), humidifier (411) right-hand member and outer box (401) fixed connection.
8. The transformer coil withstand voltage testing instrument according to claim 1, wherein the bearing table set (5) comprises a fixing pin (501), an insulating table (502) and a placing table (503), the lower end of the fixing pin (501) is fixedly connected with the inner box (402), the upper end of the fixing pin (501) is fixedly connected with the insulating table (502), the upper end of the insulating table (502) is fixedly connected with the placing table (503), and the upper end of the placing table (503) is fixedly connected with the binding post (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995826.1A CN113848433A (en) | 2020-09-21 | 2020-09-21 | Transformer coil withstand voltage test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995826.1A CN113848433A (en) | 2020-09-21 | 2020-09-21 | Transformer coil withstand voltage test instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113848433A true CN113848433A (en) | 2021-12-28 |
Family
ID=78972864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010995826.1A Withdrawn CN113848433A (en) | 2020-09-21 | 2020-09-21 | Transformer coil withstand voltage test instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113848433A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593940A (en) * | 2023-04-28 | 2023-08-15 | 安庆师范大学 | Transformer detection device |
-
2020
- 2020-09-21 CN CN202010995826.1A patent/CN113848433A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593940A (en) * | 2023-04-28 | 2023-08-15 | 安庆师范大学 | Transformer detection device |
| CN116593940B (en) * | 2023-04-28 | 2024-03-12 | 安庆师范大学 | Transformer detection device |
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Application publication date: 20211228 |