CN205487721U - Voltage transformer for high pressure - Google Patents
Voltage transformer for high pressure Download PDFInfo
- Publication number
- CN205487721U CN205487721U CN201620215132.0U CN201620215132U CN205487721U CN 205487721 U CN205487721 U CN 205487721U CN 201620215132 U CN201620215132 U CN 201620215132U CN 205487721 U CN205487721 U CN 205487721U
- Authority
- CN
- China
- Prior art keywords
- electrode
- voltage
- detection
- housing
- voltage sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
The utility model provides a voltage transformer for high pressure, includes ground connection container, voltage sensor, detects electrode and voltage grading electrode, and its technical essential is: the voltage grading electrode sets up in the ground connection container, and through the coaxial high voltage electrode that sets up of insulating gas in the voltage grading electrode, partial pressure casing one side is fixed with the testing shell body through insulation support spare, testing shell is internal be equipped with with the detect electrode of voltage grading electrode through body contact conductor electric connection, detect and be equipped with electric capacity between electrode and the body contact conductor, detect electrode opposite side interval and be equipped with voltage sensor, voltage sensor draws forth to testing shell externally through the wire. Fundamentally has solved that current voltage transformer for high pressure structure is complicated, loaded down with trivial details, the measurement accuracy subalternation problem of equipment, and it has small, compact structure, convenient to use advantage such as swift.
Description
Technical field
This utility model belongs to electricity field, particularly relates to a kind of inducer being applicable to specific use, a kind of high voltage electric pressure transformer.
Background technology
Existing high voltage electric pressure transformer, as disclosed in Authorization Notice No. is CN201780861U " a kind of high voltage potential transformer ", the electric conductor of its end of incoming cables, the electric conductor of leading-out terminal, the epoxy resin pressure injection body that line end connecting line and voltage induced coil and iron core are formed by cast is closed, epoxy resin pressure injection body is provided with an end of incoming cables joint, a leading-out terminal joint and the installing hole built with fuse core;One end of fuse core is connected with the electric conductor of an end of incoming cables, and the electric conductor of the other end and a leading-out terminal connects, in the external port of installing hole equipped with the plug blocking this mouthful;Except an end of incoming cables joint, the outer surface of the epoxy resin pressure injection body outside a leading-out terminal joint and installing hole is provided with semiconducting material.But, it being unfavorable for owing to its structure is complicated assembling, certainty of measurement is poor.Accordingly, it would be desirable to existing voltage transformer is improved.
Utility model content
The purpose of this utility model is to provide a kind of high voltage electric pressure transformer, fundamentally solves that existing high voltage electric pressure transformer structure is complicated, assemble the problems such as loaded down with trivial details, certainty of measurement is poor, and it has, and volume is little, compact conformation, the advantage such as convenient to use.
For achieving the above object, this utility model provides following technical scheme: this high voltage electric pressure transformer includes grounding container, voltage sensor, detection electrode and voltage grading electrode, it is characterized in that: described voltage grading electrode is arranged in grounding container, it is coaxially disposed high-field electrode by insulating gas in voltage grading electrode, dividing potential drop housing side is fixed with detection housing by insulated support, it is provided with, in detection housing, the detection electrode being electrically connected with voltage grading electrode by body contact conductor, it is provided with electric capacity between detection electrode and body contact conductor, detection electrode opposite side is interval with voltage sensor, voltage sensor leads to detect outside housing by wire.
It is provided with thermal insulation layer in described detection housing.
The beneficial effects of the utility model: detection housing is fixed on dividing potential drop housing side by insulated support, and insulated support avoids the impact on voltage sensor of the dividing potential drop housing.It is provided with a pair electric capacity between detection electrode and body contact conductor, further increases certainty of measurement.Voltage sensor transmits a signal to detect outside housing by telescopic wire.Avoid the temperature impact on measurement result by arranging thermal insulation layer, improve measuring accuracy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals:
In Fig. 1: 1 grounding container, 2 insulating gas, 3 wires, 4 detection housings, 5 voltage sensors, 6 detection electrode, 7 electric capacity, 8 insulated supports, 9 voltage grading electrodes, 10 high-pressure conductors, 11 body contact conductors, 12 thermal insulation layers.
Detailed description of the invention
Below in conjunction with Fig. 1, describe content of the present utility model in detail by specific embodiment.This high voltage electric pressure transformer includes grounding container 1, voltage sensor 5, the detection parts such as electrode 6 and voltage grading electrode 9.Wherein, voltage grading electrode 9 is arranged in grounding container 1, by insulating gas 2(such as nitrogen or sulfur hexafluoride in voltage grading electrode) it is coaxially disposed high-field electrode 10, dividing potential drop housing side is fixed with detection housing 4 by insulated support 8, it is provided with, in detection housing, the detection electrode 6 being electrically connected with voltage grading electrode by body contact conductor, being provided with a pair electric capacity 7 between detection electrode and body contact conductor 11, detection electrode opposite side is interval with voltage sensor 5, and voltage sensor leads to detect outside housing by wire.For avoiding the temperature impact on measurement result, thermal insulation layer 12 is set in detection housing.
Claims (2)
1. a high voltage electric pressure transformer, including grounding container, voltage sensor, detection electrode and voltage grading electrode, it is characterized in that: described voltage grading electrode is arranged in grounding container, it is coaxially disposed high-field electrode by insulating gas in voltage grading electrode, dividing potential drop housing side is fixed with detection housing by insulated support, it is provided with, in detection housing, the detection electrode being electrically connected with voltage grading electrode by body contact conductor, it is provided with electric capacity between detection electrode and body contact conductor, detection electrode opposite side is interval with voltage sensor, voltage sensor leads to detect outside housing by wire.
High voltage electric the most according to claim 1 pressure transformer, it is characterised in that: it is provided with thermal insulation layer in described detection housing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620215132.0U CN205487721U (en) | 2016-03-21 | 2016-03-21 | Voltage transformer for high pressure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620215132.0U CN205487721U (en) | 2016-03-21 | 2016-03-21 | Voltage transformer for high pressure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205487721U true CN205487721U (en) | 2016-08-17 |
Family
ID=56653809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620215132.0U Active CN205487721U (en) | 2016-03-21 | 2016-03-21 | Voltage transformer for high pressure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205487721U (en) |
-
2016
- 2016-03-21 CN CN201620215132.0U patent/CN205487721U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203405507U (en) | Integrally cast electronic voltage transformer for detecting current | |
CN101710655B (en) | On-line monitoring grounding wire lead-out structure of high-voltage sleeve | |
CN206313419U (en) | It is a kind of can real-time monitoring temperature separable cable annex | |
WO2019029638A1 (en) | Partial discharge built-in sensor structure of capacitance high-voltage cable joint | |
CN206602067U (en) | Pole | |
CN201853571U (en) | Voltage transformer based on capacitance-resistance voltage division principle | |
CN202486165U (en) | Sensor and cable connecting device | |
CN107941354B (en) | A kind of intelligent temperature measurement insulating plug | |
CN205487721U (en) | Voltage transformer for high pressure | |
CN211043557U (en) | Signal coupling antenna for ultrahigh frequency partial discharge sensor and sensor | |
CN202178471U (en) | Cable connector for built-in coupler and coupler thereof | |
CN203324357U (en) | Electronic voltage transformer used for detecting high voltage resistor current | |
CN114200262B (en) | High-voltage cable elbow terminal partial discharge and transient steady state voltage on-line measuring device | |
CN201163287Y (en) | High voltage type voltage transducer with supporting insulator function | |
CN105372457A (en) | Capacitive equipment electrified detection end screen sampling device | |
CN202872081U (en) | Connector used for high-tension line connection | |
CN210778386U (en) | Pole and electric switch capable of testing multiple indexes | |
CN204167022U (en) | A kind of high-voltage wall bushing | |
CN207992383U (en) | A kind of sensor of detection transient state voltage-to-ground signal | |
CN209878856U (en) | Capacitance voltage division induction type electronic voltage transformer | |
CN103529278B (en) | A kind of charged display safety embedded type sensor of GIS | |
CN207268981U (en) | A kind of new structure gas-insulated transformer casing | |
CN202189668U (en) | Mutual inductor encapsulation component | |
CN111537840A (en) | T-shaped cable joint insulation rear plug with passive ultrasonic monitoring function | |
CN204497133U (en) | A kind of terminal unit, pole and use the circuit breaker of this pole |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |