CN203070875U - Transformer winding thermostat - Google Patents
Transformer winding thermostat Download PDFInfo
- Publication number
- CN203070875U CN203070875U CN 201320047245 CN201320047245U CN203070875U CN 203070875 U CN203070875 U CN 203070875U CN 201320047245 CN201320047245 CN 201320047245 CN 201320047245 U CN201320047245 U CN 201320047245U CN 203070875 U CN203070875 U CN 203070875U
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- CN
- China
- Prior art keywords
- temperature
- thermostat
- transformer
- subjected
- erection joint
- Prior art date
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- Expired - Fee Related
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- 238000004804 winding Methods 0.000 title claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims description 30
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a transformer winding thermostat, and belongs to the technical field of transformers. The transformer winding thermostat comprises a temperature controller, a current converting device and a temperature-sensing and heating device, wherein the current converting device is connected with the temperature-sensing and heating device; the temperature-sensing and heating device is connected with the temperature controller, the current converting device is fixed on the temperature controller through an installing connector nut; the temperature controller comprises a temperature-sensing bag, a temperature controller installing connector and an indicating instrument; the temperature-sensing bag is fixedly connected with the temperature controller installing connector; and the temperature controller installing connector is connected with the indicating instrument.
Description
Technical field
The utility model relates to the Transformer Winding thermostat, belongs to the transformer technology field.
Background technology
Each big power transmission and transformation station Transformer Winding adopts thermostat at present
Shortcoming one is because heater element is installed in the thermostat indication push mechanism, is easy to generate accident.These accidents are caused by following reason:
1. because thermostat is exposed at outdoorly outward, be subjected to the influence of ambient temperature easily, and the index error that causes; 2. because heater element volume and thermostat indicating device internal volume are too narrow, cause obstruction easily, and influence index error; 3. because heater element is to generate heat under the situation of dry type, when electric current is excessive since excessive of heat when also distributing easily, to cause elastic bellows in the thermostat indicating device to open strong, and influence the safe handling of thermostat; 4. because the heater element heating wire is meticulous, after the long-time running, disconnect easily, cause open circuit (annotate: transformer is in operation, and CT is mustn't open circuit operation) and accident occurs.
Summary of the invention
In order to overcome above-mentioned deficiency, the purpose of this utility model is to provide the Transformer Winding thermostat.
The utility model comprises temperature controller, convertor assembly and temperature-sensitive heater; Convertor assembly connects the temperature-sensitive heater, and the temperature-sensitive heater connects temperature controller, and convertor assembly is fixed on the temperature controller by the erection joint nut.
Temperature controller comprises the temperature-sensitive thermometer bulb, thermostat erection joint and indicating instrument; The fixedly connected thermostat erection joint of temperature-sensitive thermometer bulb, the thermostat erection joint connects indicating instrument.
The temperature-sensitive heater comprises the sensing protective sleeve, and heating wire is subjected to heat protective tube, thermal sleeve, transformer oil, current transformer erection joint; Heating wire is wrapped in and is subjected on the heat protective tube; the sensing protective sleeve is enclosed within and is subjected on the heat protective tube; thermal sleeve is enclosed within and is subjected on the heat protective tube; be subjected to arrange in the heat protective tube temperature-sensitive thermometer bulb; be subjected to be full of transformer oil between heat protective tube and the temperature-sensitive thermometer bulb; the current transformer erection joint is enclosed within on the sensing protective sleeve, and heating wire is by the binding post of fairlead connection convertor assembly, and the current transformer erection joint is fixed on the transformer.
Convertor assembly is current transformer.
The utility model principle and beneficial effect: the electric current of coming in and going out enters heating wire through current transformer, and heating wire receives that the function of current produces heat, and heat is through being subjected to heat protective tube to pass to the temperature-sensitive thermometer bulb, and indicating instrument shows the heat of temperature-sensitive thermometer bulb.In case reaching a maximum startup emergency measures, the heat of temperature-sensitive thermometer bulb reduces the transformer temperature.
Owing to adopted technique scheme, the utility model not only is convenient to produce because it is simple in structure, and cost is very cheap is suitable for extensive popularization.
Description of drawings
Fig. 1 is structure diagram of the present utility model.
Among the figure: 1. sensing protective sleeve, 2. heating wire 3. is subjected to heat protective tube, 4. temperature-sensitive thermometer bulb, 5. thermal sleeve, 6. transformer oil, 7. current transformer erection joint, 8. erection joint nut, 9. fairlead, 10. thermostat erection joint, 11. convertor assemblys, 12. indicating instruments.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
An embodiment of the present utility model:
The utility model comprises temperature controller, convertor assembly 11 and temperature-sensitive heater; Convertor assembly 11 connects the temperature-sensitive heater, and the temperature-sensitive heater connects temperature controller, and convertor assembly 11 is fixed on the temperature controller by erection joint nut 8.
Temperature controller comprises temperature-sensitive thermometer bulb 4, thermostat erection joint 10 and indicating instrument 12; The 4 fixedly connected thermostat erection joints 10 of temperature-sensitive thermometer bulb, thermostat erection joint 10 connects indicating instrument 12.
The temperature-sensitive heater comprises sensing protective sleeve 1, and heating wire 2 is subjected to heat protective tube 3, thermal sleeve 5, transformer oil 6, current transformer erection joint 7; Heating wire 2 is wrapped in and is subjected on the heat protective tube 3; sensing protective sleeve 1 is enclosed within and is subjected on the heat protective tube 3; thermal sleeve 5 is enclosed within and is subjected on the heat protective tube 3; be subjected to arrange in the heat protective tube 3 temperature-sensitive thermometer bulb 4; be subjected to be full of transformer oil 6 between heat protective tube 3 and the temperature-sensitive thermometer bulb 4; current transformer erection joint 7 is enclosed within the sensing protective sleeve) on, heating wire 2 is by the binding post of fairlead 9 connection convertor assemblys 11, and current transformer erection joint 7 is fixed on the transformer.
Convertor assembly 11 is current transformers.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and inventive concept thereof, all should be encompassed within the protection range of the present utility model.
Claims (4)
1. Transformer Winding thermostat, comprise temperature controller, convertor assembly (11) and temperature-sensitive heater, it is characterized in that: convertor assembly (11) connects the temperature-sensitive heater, the temperature-sensitive heater connects temperature controller, and convertor assembly (11) is fixed on the temperature controller by erection joint nut (8).
2. Transformer Winding thermostat according to claim 1, temperature controller comprises temperature-sensitive thermometer bulb (4), thermostat erection joint (10) and indicating instrument (12); It is characterized in that: the fixedly connected thermostat erection joint of temperature-sensitive thermometer bulb (4) (10), thermostat erection joint (10) connects indicating instrument (12).
3. Transformer Winding thermostat according to claim 1, the temperature-sensitive heater comprises sensing protective sleeve (1), heating wire (2) is subjected to heat protective tube (3), thermal sleeve (5), transformer oil (6), current transformer erection joint (7); It is characterized in that: heating wire (2) is wrapped in and is subjected on the heat protective tube (3); sensing protective sleeve (1) is enclosed within and is subjected on the heat protective tube (3); thermal sleeve (5) is enclosed within and is subjected on the heat protective tube (3); be subjected to arrange in the heat protective tube (3) temperature-sensitive thermometer bulb (4); be subjected to be full of transformer oil (6) between heat protective tube (3) and the temperature-sensitive thermometer bulb (4); current transformer erection joint (7) is enclosed within on the sensing protective sleeve (1); heating wire (2) is by the binding post of fairlead (9) connection convertor assembly (11), and current transformer erection joint (7) is fixed on the transformer.
4. Transformer Winding thermostat according to claim 1, it is characterized in that: convertor assembly (11) is current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047245 CN203070875U (en) | 2013-01-28 | 2013-01-28 | Transformer winding thermostat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047245 CN203070875U (en) | 2013-01-28 | 2013-01-28 | Transformer winding thermostat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203070875U true CN203070875U (en) | 2013-07-17 |
Family
ID=48769639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320047245 Expired - Fee Related CN203070875U (en) | 2013-01-28 | 2013-01-28 | Transformer winding thermostat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203070875U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651403A (en) * | 2016-01-15 | 2016-06-08 | 江苏省电力公司电力科学研究院 | Junction box of optical fiber temperature controller of transformer winding |
| CN107548257A (en) * | 2017-09-27 | 2018-01-05 | 福建省力得自动化设备有限公司 | A kind of separate type three proofings temperature controller for track traffic |
-
2013
- 2013-01-28 CN CN 201320047245 patent/CN203070875U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651403A (en) * | 2016-01-15 | 2016-06-08 | 江苏省电力公司电力科学研究院 | Junction box of optical fiber temperature controller of transformer winding |
| CN107548257A (en) * | 2017-09-27 | 2018-01-05 | 福建省力得自动化设备有限公司 | A kind of separate type three proofings temperature controller for track traffic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20160128 |
|
| EXPY | Termination of patent right or utility model |