CN114002637B - High-voltage detection auxiliary device of voltage transformer - Google Patents
High-voltage detection auxiliary device of voltage transformer Download PDFInfo
- Publication number
- CN114002637B CN114002637B CN202111216241.6A CN202111216241A CN114002637B CN 114002637 B CN114002637 B CN 114002637B CN 202111216241 A CN202111216241 A CN 202111216241A CN 114002637 B CN114002637 B CN 114002637B
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- Prior art keywords
- chassis
- sliding
- top end
- symmetrically
- shaped
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
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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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- 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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The application discloses a high-voltage detection auxiliary device of a voltage transformer, which comprises a test bench and a chassis, wherein the chassis is integrally supported and placed at the top end of the test bench; the left side and the right side of the top end of the test bench are symmetrically provided with electric cylinders which are transversely supported; support frames are symmetrically arranged on the left side and the right side of the bottom of the chassis; the supporting frame is connected with the electric cylinder; vertical support shaft rods are symmetrically fixed at the left side and the right side of the top end of the chassis, and sliding power receiving pieces are sleeved on the vertical support shaft rods in a sliding manner; the top end of the chassis is also fixedly provided with a transformer, and secondary wiring columns are symmetrically arranged on a base of the transformer; the secondary wiring post is embedded with the inner side of the sliding electric connecting piece; the sliding electric connection piece of the device is pushed by the spring to press and connect, the device can conveniently and rapidly lift up and down to complete the power-off and the power connection of the two transformers and the two digital display meters, the trouble of frequent positive and negative knob tightness threaded fasteners can be omitted, and the operation is simple, labor-saving and efficient.
Description
Technical Field
The disclosure relates to the technical field of power detection equipment, in particular to a high-voltage detection auxiliary device of a voltage transformer.
Background
The statements in this section merely mention background art related to the present disclosure and do not necessarily constitute prior art.
The voltage transformer is required to perform performance detection before leaving a factory or being packaged in a cabinet, and the main item of performance detection is to detect whether the secondary voltage meets the standard or not, so that an auxiliary device for high-voltage detection of the voltage transformer is required.
The existing electric power detection vehicle mostly adopts the mode of traditional screw thread locking wire to connect the electricity to the test instrument of secondary voltage, and the electricity connection and the outage to the test instrument can be accomplished to the screw thread mounting that need positive and negative twists reverse when changing voltage transformer, and frequent torsion operation is comparatively loaded down with trivial details hard inconvenient, in addition mostly need to be equipped with the drive motor who slides to support the crimping electricity for high-voltage electric part, is unfavorable for reducing the problem of detecting vehicle cost.
Disclosure of Invention
In order to solve the defects in the prior art, the present disclosure provides a high-voltage detection auxiliary device for a voltage transformer; compared with the traditional mode of adopting a thread locking wire to connect and disconnect the power to the test instrument, the device can save the trouble of frequent forward and reverse knob tightening and tightening of the threaded fastener, and is simple in operation, labor-saving and efficient.
In a first aspect, the present disclosure provides a voltage transformer high voltage detection auxiliary device, comprising:
the test bench and the chassis are integrally supported and placed at the top end of the test bench; the left side and the right side of the top end of the test bench are symmetrically provided with electric cylinders which are transversely supported; support frames are symmetrically arranged on the left side and the right side of the bottom of the chassis; the supporting frame is connected with the electric cylinder;
vertical support shaft rods are symmetrically fixed at the left side and the right side of the top end of the chassis, and sliding power receiving pieces are sleeved on the vertical support shaft rods in a sliding manner;
the top end of the chassis is also fixedly provided with a transformer, and secondary wiring columns are symmetrically arranged on a base of the transformer; the secondary wiring post is embedded with the inner side of the sliding electric connecting piece.
Further technical limitation, the vertical support plates are symmetrically locked and installed at the rear side of the top end of the test bench, and a positioning sleeve is welded and fixed at the top ends of the two vertical support plates.
Further defined by technology, three L-shaped vertical supporting rods are welded and fixed on the front end part of the test bench at equal intervals; the head end of the L-shaped vertical stay bar is fixedly locked with a ceramic insulating piece;
the ceramic insulator is of a strip plate structure as a whole, three groups of vertical supporting shafts are fixed at equal intervals at the bottom of the ceramic insulator, the three groups of vertical supporting shafts are sleeved with a power connection plate in a sliding manner, and the power connection plate is externally connected with high-voltage power.
Further technical limitation is that connecting rods are rotatably connected to the three power connection plates;
the tail ends of the three connecting rods are rotatably penetrated with a force transmission shaft lever; two sliding inserted bars supported backwards are symmetrically welded on the force transmission shaft rod; the sliding inserted bar is in sliding connection with a vertical support plate fixed at the top end of the test board.
Further defined by technology, the middle of the top end of the chassis is symmetrically welded with a track shaft; a threaded shaft is rotatably arranged in the middle of the top end of the chassis, and the threaded shaft is positioned between the two track shafts;
two bar-shaped clamping plates are symmetrically sleeved on the track shaft in a sliding manner; the mutual inductor is clamped and fixed between the two bar clamping plates, and the front and rear reverse thread sections of the thread shaft are correspondingly and penetratingly meshed with the two bar clamping plates.
Further defined by the technology, the top end of the mutual inductor is symmetrically provided with two primary binding posts.
Further defined by the technology, the sliding electric connector comprises a plurality of U-shaped frames, the U-shaped frames are symmetrically arranged on the left side and the right side of the chassis respectively, and the U-shaped frames and the vertical support shaft rod are in sliding sleeve.
Further defined by technology, the tail end of the U-shaped frame is symmetrically welded with L-shaped supporting rods; rectangular digital display meters are symmetrically locked and installed at the head ends of the left L-shaped supporting rods and the right L-shaped supporting rods.
Further technical limitation is that a spring is sleeved on the vertical support shaft rod, and the U-shaped frame is in sliding fit with the vertical support shaft rod through spring pushing;
and a spring on the vertical supporting shaft rod presses the top supporting plate of the U-shaped frame against and contacts with the secondary wiring post of the transformer, so that the electricity connection of the digital display meter is completed.
Further defined by the technology, the two supporting frames at the bottom of the chassis are in locking connection with the telescopic rod of the electric cylinder through two L-shaped supporting connecting plates.
Compared with the prior art, the beneficial effects of the present disclosure are:
1. the springs on the four groups of vertical supporting shaft rods can press and contact the top supporting plates of the four U-shaped frames with the four secondary wiring columns of the two transformers to finish the power connection of the two digital display meters, and the two sliding power connection pieces of the application push and press the power connection by the springs, so that the power connection and the power connection of the two transformers and the two digital display meters can be conveniently and quickly carried up and down, compared with the traditional power connection and power connection mode of the test meters by adopting the threaded locking wires, the trouble of frequent positive and negative knob tightness threaded fasteners can be saved, and the operation is simple, labor-saving and high-efficiency.
2. The chassis can push and push the two sliding inserted bars to link to drive the three power connection plates to slide downwards to connect the two transformers when the two transformers are conveyed in a backward sliding way, so that the trouble of additionally manually exerting force to push down the power connection assembly to operate is avoided, the additional driving motor for the power connection assembly to slide downwards to connect the power is avoided, the use is convenient and labor-saving, the cost of a detection vehicle is reduced, in addition, the two transformers can be connected and disconnected under the condition of no power outage through the detection vehicle, and the trouble of frequently switching power supplies in a test flow is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate and explain the exemplary embodiments of the disclosure and together with the description serve to explain the disclosure, and do not constitute an undue limitation on the disclosure.
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of a rear three-dimensional structure of the present application;
FIG. 3 is a schematic view of a ceramic insulator of the present application;
FIG. 4 is a schematic view of the transformer of the present application in a fixed state;
FIG. 5 is a schematic view of the bottom structure of the chassis of the present application;
FIG. 6 is a schematic view of the installation position of the threaded shaft of the present application;
FIG. 7 is a schematic view of the chassis structure of the present application;
FIG. 8 is a schematic view of a sliding electrical connector according to the present application;
in the figure, 1-test bench; 101-an electric cylinder; 102-vertical support plates; 103-L-shaped vertical supporting rods; 2-ceramic insulator; 201-vertical support shaft; 3-an electric connection plate; 301-connecting rod; 302-a force transmission shaft; 303-sliding plunger; 4-chassis; 401-track axis; 402-a threaded shaft; 403-bar clamp plate; 404-vertical support shaft lever; 5-a mutual inductor; 501-primary binding post; 502-secondary wiring columns; 6-sliding electrical connector; 601-L shaped support bar; 602-digital display table.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, are merely relational terms determined for convenience in describing structural relationships of the various components or elements of the present disclosure, and do not denote any one of the components or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
In the present disclosure, terms such as "fixedly coupled," "connected," and the like are to be construed broadly and refer to either a fixed connection or an integral or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the disclosure may be determined according to circumstances, and should not be interpreted as limiting the disclosure, for relevant scientific research or a person skilled in the art.
Embodiments of the application and features of the embodiments may be combined with each other without conflict.
Example 1
As shown in fig. 1-8, a high voltage detection auxiliary device of a voltage transformer comprises a test bench 1; the test bench 1 comprises an electric cylinder 101 and L-shaped vertical supporting rods 103, the whole test bench 1 is of a rectangular structure, two rectangular grounding supporting frames are symmetrically welded at the bottom of the test bench 1 in front-back mode, two electric cylinders 101 which are transversely supported are symmetrically and fixedly arranged at the left side and the right side of the top end of the test bench 1, and three L-shaped vertical supporting rods 103 are welded and fixed at equal intervals on the front end of the test bench 1; the head end of the three L-shaped vertical supporting rods 103 is fixedly locked with a ceramic insulator 2; the chassis 4 comprises vertical supporting shaft rods 404, four groups of vertical supporting shaft rods 404 are symmetrically welded at the left side and the right side of the top end of the chassis 4, two sliding power receiving pieces 6 are symmetrically sleeved on the four groups of vertical supporting shaft rods 404 in a sliding manner, and the top end of the chassis 4 is used for accommodating a transformer 5; the electric connection plate 3 comprises a connecting rod 301, the length of the middle electric connection plate 3 is twice the length of the left electric connection plate 3 and the right electric connection plate 3, and the three electric connection plates 3 are respectively and rotatably connected with the connecting rod 301; a ceramic insulator 2; the ceramic insulator 2 comprises a vertical supporting shaft 201, the ceramic insulator 2 is of a strip plate structure as a whole, three groups of vertical supporting shafts 201 are fixed at equal intervals at the bottom of the ceramic insulator 2, one rectangular power connection plate 3 is sleeved on each of the three groups of vertical supporting shafts 201 in a sliding manner, and the three rectangular power connection plates 3 are externally connected with high-voltage power supply; a chassis 4; the whole rectangular structure that is of chassis 4, its bottom left and right sides symmetry welding has two braced frames, and four wheels are all installed to the equal symmetry locking of the bottom of these two braced frames, and the whole support of chassis 4 is laid in the top of testboard 1.
The transformer 5 comprises primary binding posts 501, two primary binding posts 501 are symmetrically arranged at the top end of the transformer 5, and when the chassis 4 is pushed to be placed on the rear side section of the test bench 1, the left and right two power connection plates 3 slide downwards to be in abutting contact with the two primary binding posts 501 at the left and right outer sides of the two transformers 5, and the middle power connection plate 3 slides downwards to be in abutting contact with the two primary binding posts 501 at the inner sides of the two transformers 5; the secondary wiring columns 502 are symmetrically arranged on the base of the transformer 5; the chassis 4 comprises a track shaft 401, and two track shafts 401 are symmetrically welded in the middle of the top end of the chassis 4; a threaded shaft 402, a threaded shaft 402 is rotatably arranged in the middle of the top end of the chassis 4, and the threaded shaft 402 is positioned between the two track shafts 401; the chassis 4 further comprises two bar-shaped clamping plates 403, and the two rail shafts 401 are symmetrically sleeved with the two bar-shaped clamping plates 403 in a sliding manner; the two mutual inductors 5 are clamped and fixed between the two bar clamping plates 403, and the front and back reverse thread sections of the thread shaft 402 are correspondingly engaged with the two bar clamping plates 403 in a penetrating way; the sliding power receiving piece 6 comprises L-shaped supporting rods 601, and four L-shaped supporting rods 601 are symmetrically welded at the tail ends of four U-shaped frames; the digital display meter 602, two rectangular digital display meters 602 are symmetrically locked and installed at the head ends of the left and right L-shaped support rods 601; the test bench 1 further comprises a vertical supporting support plate 102, two vertical supporting support plates 102 are symmetrically locked and installed at the rear side of the top end of the test bench 1, a positioning sleeve is fixedly welded at the top ends of the two vertical supporting support plates 102, and a sliding inserting rod 303 is sleeved in the positioning sleeve.
Further, two supporting frames at the bottom of the chassis 4 are locked and connected with telescopic rods of two electric cylinders 101 through two L-shaped supporting connecting plates, the two electric cylinders 101 can push the chassis 4 to move forwards and backwards through servo driver programming control to achieve automatic cruising, and the two electric cylinders 101 can push the chassis 4 to be driven to be far away from three electrified power connection plates 3 (refer to fig. 1), so that the transformer 5 can be conveniently detached and replaced, and electric shock accidents caused by approaching to a power connection assembly are reduced.
Further, the power connection plate 3 further comprises a force transmission shaft lever 302, and the tail ends of the three connecting rods 301 are rotatably penetrated with the force transmission shaft lever 302; the sliding inserted bars 303 are symmetrically welded on the force transmission shaft rod 302, the two sliding inserted bars 303 are correspondingly in sliding fit with the positioning sleeves at the top ends of the two vertical supporting plates 102, the three connecting rods 301, the three power receiving plates 3 and the two sliding inserted bars 303 are jointly connected to form a three-crank sliding block mechanism, the three power receiving plates 3 can be driven to synchronously slide downwards by pushing the two sliding inserted bars 303 forwards and backwards through the mechanism, and then the chassis 4 can push and push the two sliding inserted bars 303 to link and drive the three power receiving plates 3 to slide downwards to implement power connection to the two transformers 5 when the two transformers 5 are conveyed in a sliding mode, so that the trouble of additionally manually exerting force to downwards operate a power connection assembly is omitted, an additionally driving motor matched with the power connection assembly to downwards slide for power connection is omitted, the three-crank sliding block mechanism is convenient to use, labor is facilitated to reduce the cost of a detection vehicle, in addition, the trouble of frequently switching power supply is omitted in the test of the two transformers 5 under the condition of no power interruption.
Specifically, the electric device comprises a sliding electric connection piece 6, the two sliding electric connection pieces 6 are symmetrically welded by two U-shaped frames, the four U-shaped frames are in sliding fit with four groups of vertical supporting shafts 404 through spring pushing, the springs on the four groups of vertical supporting shafts 404 can push and abut against top supporting plates of the four U-shaped frames and four secondary wiring columns 502 of two transformers 5 to be in contact, so that the electric connection of two digital display meters 602 is completed, and the two sliding electric connection pieces 6 of the application adopt spring pushing to abut against the electric connection, so that the electric connection and the electric connection of the two transformers 5 and the two digital display meters 602 can be conveniently and rapidly completed through lifting up and down, and the electric connection of the test meters can be realized through the traditional adoption of a threaded locking wire, the trouble of frequent positive and negative knob threaded fastening pieces can be omitted, and the electric device is simple, labor-saving and efficient in operation.
Working principle:
when the two-position transformer 5 is used, the two bar-shaped clamping plates 403 are pushed and driven to slide inwards to clamp and fix the two-position transformer 5 through the threaded shaft 402, the chassis 4 for loading the two-position transformer 5 is pushed and driven to move backwards through the two-position electric cylinder 101, the chassis 4 can push and push the two-position sliding inserting rods 303 to drive the three-position power receiving plates 3 to slide downwards to implement power receiving for the two-position transformer 5 when the two-position transformer 5 is conveyed backwards in a sliding mode, the springs on the four groups of vertical supporting shafts 404 can push and contact the top supporting plates of the four U-shaped frames with the four secondary wiring columns 502 of the two-position transformer 5, power receiving of the two-position digital display meter 602 is completed, and whether the two-position digital display meter 602 is qualified or not can detect the secondary of the two-position transformer 5.
The foregoing description of the preferred embodiments of the present disclosure is provided only and not intended to limit the disclosure so that various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (4)
1. The high-voltage detection auxiliary device of the voltage transformer is characterized by comprising a test bench and a chassis, wherein the chassis is integrally supported and placed at the top end of the test bench; the left side and the right side of the top end of the test bench are symmetrically provided with electric cylinders which are transversely supported; support frames are symmetrically arranged on the left side and the right side of the bottom of the chassis; the supporting frame is connected with the electric cylinder;
vertical support shaft rods are symmetrically fixed at the left side and the right side of the top end of the chassis, and sliding power receiving pieces are sleeved on the vertical support shaft rods in a sliding manner;
the top end of the chassis is also fixedly provided with a transformer, and secondary wiring columns are symmetrically arranged on a base of the transformer; the secondary wiring post is embedded with the inner side of the sliding electric connecting piece;
the rear side of the top end of the test bench is symmetrically locked and provided with vertical support plates, and the top ends of the two vertical support plates are welded and fixed with a positioning sleeve;
three L-shaped vertical supporting rods are welded and fixed on the front end part of the test bench at equal intervals; the head end of the L-shaped vertical stay bar is fixedly locked with a ceramic insulating piece;
the ceramic insulator is of a strip plate structure as a whole, three groups of vertical supporting shafts are fixed at equal intervals at the bottom of the ceramic insulator, a power connection plate is sleeved on the three groups of vertical supporting shafts in a sliding manner, and the power connection plate is externally connected with high-voltage power supply;
the three power connection plates are respectively and rotatably connected with a connecting rod;
the tail ends of the three connecting rods are rotatably penetrated with a force transmission shaft lever; two sliding inserted bars supported backwards are symmetrically welded on the force transmission shaft rod; the sliding inserted rod is in sliding connection with a vertical support plate fixed at the top end of the test board;
the sliding power receiving piece comprises a plurality of U-shaped frames which are symmetrically arranged on the left side and the right side of the chassis respectively, and the U-shaped frames are sleeved with the vertical support shaft rod in a sliding manner;
the tail end of the U-shaped frame is symmetrically welded with an L-shaped supporting rod; rectangular digital display meters are symmetrically locked and installed at the head ends of the left L-shaped supporting rods and the right L-shaped supporting rods;
the U-shaped frame is pushed by the spring to be in sliding fit with the vertical support shaft rod;
and a spring on the vertical supporting shaft rod presses the top supporting plate of the U-shaped frame against and contacts with the secondary wiring post of the transformer, so that the electricity connection of the digital display meter is completed.
2. The high-voltage detection auxiliary device for the voltage transformer according to claim 1, wherein a track shaft is symmetrically welded in the middle of the top end of the chassis; a threaded shaft is rotatably arranged in the middle of the top end of the chassis, and the threaded shaft is positioned between the two track shafts;
two bar-shaped clamping plates are symmetrically sleeved on the track shaft in a sliding manner; the mutual inductor is clamped and fixed between the two bar clamping plates, and the front and rear reverse thread sections of the thread shaft are correspondingly and penetratingly meshed with the two bar clamping plates.
3. The high voltage detection auxiliary device for the voltage transformer according to claim 1, wherein the top end of the transformer is also symmetrically provided with two primary binding posts.
4. The high-voltage detection auxiliary device for the voltage transformer according to claim 1, wherein two supporting frames at the bottom of the chassis are in locking connection with a telescopic rod of the electric cylinder through two L-shaped supporting connection plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216241.6A CN114002637B (en) | 2021-10-19 | 2021-10-19 | High-voltage detection auxiliary device of voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216241.6A CN114002637B (en) | 2021-10-19 | 2021-10-19 | High-voltage detection auxiliary device of voltage transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114002637A CN114002637A (en) | 2022-02-01 |
| CN114002637B true CN114002637B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111216241.6A Active CN114002637B (en) | 2021-10-19 | 2021-10-19 | High-voltage detection auxiliary device of voltage transformer |
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| CN (1) | CN114002637B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343510B (en) * | 2022-10-18 | 2023-01-24 | 山东昊特自动化仪表有限公司 | Detection platform for electrical equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809706A (en) * | 2012-04-12 | 2012-12-05 | 山西省电力公司电力科学研究院 | Mutual inductor automatic detection line secondary wiring device |
| WO2012163064A1 (en) * | 2011-06-01 | 2012-12-06 | 浙江省电力公司 | Full-automatic detecting system and method for transformer |
| CN112345995A (en) * | 2020-11-04 | 2021-02-09 | 国网山东省电力公司潍坊供电公司 | Voltage transformer calibration wiring device and use method |
| CN213275931U (en) * | 2020-10-14 | 2021-05-25 | 国网甘肃省电力公司营销服务中心 | Voltage transformer detection device |
| CN213750301U (en) * | 2020-12-28 | 2021-07-20 | 淄博速悦电子有限公司 | Special loading clamp for current transformer detection equipment |
-
2021
- 2021-10-19 CN CN202111216241.6A patent/CN114002637B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012163064A1 (en) * | 2011-06-01 | 2012-12-06 | 浙江省电力公司 | Full-automatic detecting system and method for transformer |
| CN102809706A (en) * | 2012-04-12 | 2012-12-05 | 山西省电力公司电力科学研究院 | Mutual inductor automatic detection line secondary wiring device |
| CN213275931U (en) * | 2020-10-14 | 2021-05-25 | 国网甘肃省电力公司营销服务中心 | Voltage transformer detection device |
| CN112345995A (en) * | 2020-11-04 | 2021-02-09 | 国网山东省电力公司潍坊供电公司 | Voltage transformer calibration wiring device and use method |
| CN213750301U (en) * | 2020-12-28 | 2021-07-20 | 淄博速悦电子有限公司 | Special loading clamp for current transformer detection equipment |
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| CN114002637A (en) | 2022-02-01 |
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