CN202770896U - Digital electronic transformer - Google Patents
Digital electronic transformer Download PDFInfo
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- CN202770896U CN202770896U CN 201220476574 CN201220476574U CN202770896U CN 202770896 U CN202770896 U CN 202770896U CN 201220476574 CN201220476574 CN 201220476574 CN 201220476574 U CN201220476574 U CN 201220476574U CN 202770896 U CN202770896 U CN 202770896U
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- transformer
- current
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- collector
- transformer body
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- Expired - Fee Related
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Abstract
The utility model discloses a digital electronic transformer. The digital electronic transformer comprises a transformer main body, a voltage collector and a current collection assembly, wherein the voltage collector is arranged on the lower part of the transformer main body, the current collection assembly is arranged on the upper part of the transformer main body, a signal combination device is arranged between the voltage collector and the current collection assembly; a high voltage sleeve is arranged outside the transformer, and a condenser divider is arranged in the transformer main body. The current part is connected with the high, low voltage parts of the transformer by transmission optical fibers, the insulation structure is simple, the performance of the transformer is more stable, the mounting and using processes are simple and convenient, the operation does not need maintenance; the weight is light, the precision is high, the linearity is good, the measurement range is wide, and the defects of the traditional electromagnetic type current transformer such as narrow frequency band, and slow response are conquered; high voltage is not generated during the secondary circuit opening of the current transformer, so as to fundamentally eliminate the major fault hidden troubles in power system operation, and maximize the protection of the safety of personnel and equipment.
Description
Technical field
The utility model relates to a kind of mutual inductor, specifically relates to a kind of digitalized electron mutual inductor, belongs to power equipment accessory field.
Background technology
Along with the develop rapidly of electronic technology, miniature relay protection and electronic electricity meter have progressively occupied leading position, in relay protection and measuring, and the energy flow of control section and separate from information flow, thereby monitoring equipment no longer needs the mutual inductor of high-power output.While, developing a kind of low energy consumption New type of current, voltage combination transformer with measurement, protection and ability to communicate was present urgent problem owing to the application of fast development, the integrated automation of transformation stations and the power distribution automation of power industry.
The utility model content
For the deficiency that prior art exists, technical problem to be solved in the utility model is, a kind of digitalized electron mutual inductor is provided, and has measurement, protection and ability to communicate, and low energy consumption is lightweight, precision is high, good linearity, measurement range are wide.
For solving the problems of the technologies described above, the technical scheme that the utility model is taked is, a kind of digitalized electron mutual inductor, comprise current transformer body, voltage collector and current acquisition assembly, its voltage collector is arranged at the bottom of current transformer body, the current acquisition assembly is arranged at the top of current transformer body, is provided with signal combining means between voltage collector and the current acquisition assembly; Described current transformer body is outside equipped with bushing, is provided with condenser divider in the current transformer body.
Optimize, above-mentioned digitalized electron mutual inductor, its current acquisition assembly comprises a current collector, current collector connects measures winding, measures winding one side and is provided with the protection winding; Described measurement winding core is provided with electric conductor, and the two ends of electric conductor are provided with high-voltage output end; Described current collector is connected by Transmission Fibers with current transformer body.
Optimize, above-mentioned digitalized electron mutual inductor, it measures winding and the protection winding is outside equipped with epoxy resin layer.
Current segment of the present utility model connects the high-low pressure part of mutual inductor by Transmission Fibers, insulation system is simple, and the mutual inductor performance is more stable, installs and uses simple and conveniently, and operation need not safeguarded; Lightweight, precision is high, good linearity, measurement range are wide, the shortcoming such as the frequency band that has overcome traditional electromagnetic current transducer is narrow, low-response; Can not produce high voltage during the Current Transformer Secondary open circuit, fundamentally eliminate the significant trouble hidden danger in the Operation of Electric Systems, farthest ensure the safety of personnel and equipment.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, the utility model is a kind of digitalized electron mutual inductor, comprise current transformer body 1, voltage collector 2 and current acquisition assembly 3, its voltage collector 2 is arranged at the bottom of current transformer body 1, current acquisition assembly 3 is arranged at the top of current transformer body 1, is provided with signal combining means 4 between voltage collector 2 and the current acquisition assembly 3; Described current transformer body 1 is outside equipped with bushing 11, is provided with condenser divider 12 in the current transformer body 1.Current acquisition assembly 3 comprises a current collector 31, and current collector 31 connects measures winding 32, measures winding 32 1 sides and is provided with protection winding 33; Described measurement winding 32 cores are provided with electric conductor 34, and the two ends of electric conductor 34 are provided with high-voltage output end 35; Described current collector 3 and current transformer body 1 are connected 36 by Transmission Fibers.Measure winding 32 and protect winding 33 to be outside equipped with epoxy resin layer 37.Current segment of the present utility model connects the high-low pressure part of mutual inductor by optical fiber, insulation system is simple, and the mutual inductor performance is more stable, installs and uses simple and conveniently, and operation need not safeguarded; Lightweight, precision is high, good linearity, measurement range are wide, the shortcoming such as the frequency band that has overcome traditional electromagnetic current transducer is narrow, low-response; Can not produce high voltage during the Current Transformer Secondary open circuit, fundamentally eliminate the significant trouble hidden danger in the Operation of Electric Systems, farthest ensure the safety of personnel and equipment.
Above demonstration and described ultimate principle of the present utility model and principal character and advantage thereof.The technology personage of the industry should understand; the utility model is not subjected to the restriction of above-mentioned implementing regulations; what describe in above-mentioned implementing regulations and the instructions is to be used for illustrating principle of the present utility model; under the prerequisite that does not break away from the utility model principle and scope; the utility model also can have various changes and modifications, and these changes and improvements all belong in claimed the utility model scope.
The claimed scope of the utility model defines with appending claims and other equivalent.
Claims (3)
1. digitalized electron mutual inductor, comprise current transformer body, voltage collector and current acquisition assembly, it is characterized in that: described voltage collector is arranged at the bottom of current transformer body, the current acquisition assembly is arranged at the top of current transformer body, is provided with signal combining means between voltage collector and the current acquisition assembly; Described current transformer body is outside equipped with bushing, is provided with condenser divider in the current transformer body.
2. digitalized electron mutual inductor according to claim 1, it is characterized in that: described current acquisition assembly comprises a current collector, current collector connects measures winding, measures winding one side and is provided with the protection winding; Described measurement winding core is provided with electric conductor, and the two ends of electric conductor are provided with high-voltage output end; Described current collector is connected by Transmission Fibers with current transformer body.
3. digitalized electron mutual inductor according to claim 2 is characterized in that: described measurement winding and protection winding are outside equipped with epoxy resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476574 CN202770896U (en) | 2012-09-19 | 2012-09-19 | Digital electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476574 CN202770896U (en) | 2012-09-19 | 2012-09-19 | Digital electronic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202770896U true CN202770896U (en) | 2013-03-06 |
Family
ID=47777460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220476574 Expired - Fee Related CN202770896U (en) | 2012-09-19 | 2012-09-19 | Digital electronic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770896U (en) |
-
2012
- 2012-09-19 CN CN 201220476574 patent/CN202770896U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20130919 |