CN2779575Y - Low-voltage power capacitor with built-in temperature sensor - Google Patents
Low-voltage power capacitor with built-in temperature sensor Download PDFInfo
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- CN2779575Y CN2779575Y CN 200520070084 CN200520070084U CN2779575Y CN 2779575 Y CN2779575 Y CN 2779575Y CN 200520070084 CN200520070084 CN 200520070084 CN 200520070084 U CN200520070084 U CN 200520070084U CN 2779575 Y CN2779575 Y CN 2779575Y
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- temperature sensor
- voltage power
- power capacitor
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- sensing device
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Abstract
The utility model discloses a low-voltage power capacitor of a built-in temperature sensor. The utility model is provided with an outer shell, and a group of capacitor modules are arranged in the outer shell. The utility model is characterized in that a lead-out wire terminal of a temperature sensing device is installed on the outer shell, and the temperature sensor in the temperature sensing device is positioned in the outer shell. The utility model has the advantages of novel structure and favorable effect, can save investment, and can convert the internal temperature of the low-voltage power capacitor into the electrical quantity, and the exterior of the electrical quantity can be monitored.
Description
Technical field:
The utility model relates to the low voltage power capacitor in low pressure (0.4KV) appliance field, specifically, is a kind of low voltage power capacitor of built-in temperature sensor.
Background technology:
Existing low voltage power capacitor is used for low-pressure reactive compensation, improves power factor to reduce grid loss and the quality of voltage that improves electric energy.Low voltage power capacitor can be because of overvoltage in running, cross harmonic wave, environment crosses situation heatings such as gentle leakage current own is serious, has a strong impact on its useful life.Because existing low voltage power capacitor does not have temperature sensor in the body, can not realize the efficient temperature protection so low voltage power capacitor is in operation, influenced the reliability of low-pressure reactive compensation.
Summary of the invention:
The purpose of this utility model provides that a kind of expense is low, effective, reduced investment; the internal temperature of low voltage power capacitor can be converted to the electric parameters that the outside can be monitored; realize the temperature survey defencive function, the low voltage power capacitor of the built-in temperature sensor that increases the service life.
Technical solution of the present utility model: a kind of low voltage power capacitor of built-in temperature sensor, shell is arranged, one group of capacitance module is arranged in the shell, it is characterized in that: the lead-out wire terminal of temperature sensing device is housed on shell, and the temperature sensor in the temperature sensing device is positioned at shell.
The lead-out wire terminal of the temperature sensing device described in the utility model is positioned on the upper end cover of shell.The electrical isolation and the sealing block that are loaded on the shell are arranged in the temperature sensing device, and the lead-out wire terminal of temperature sensing device is arranged in electrical isolation and sealing block, and the temperature sensor in the lead-out wire terminal of temperature sensing device and the shell is connected.
The beneficial effects of the utility model are: novel structure, low, effective, the reduced investment of expense; the internal temperature of low voltage power capacitor can be converted to the electric parameters that the outside can be monitored; can make the interior temperature of its body of monitoring control devices of control low voltage power capacitor switching; and then the realization temperature protection function, greatly prolong useful life of low voltage power capacitor.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings:
Accompanying drawing is the structural representation of the low voltage power capacitor of a kind of built-in temperature sensor of the present utility model.
Embodiment:
Accompanying drawing has been described an embodiment of the present utility model, in this example, 1～8 is the structure of common low voltage power capacitor, wherein 1 one shells, 2 one upper end covers, 3 one groups of capacitance modules, 4 one connect leads, 5 one explosion-proof, 6 one capacitor lead-out wire terminals, 7 one electrical isolation and sealing block, 8 one insulation filler (oil or cured etc.).9～12nd, temperature sensor and device fitting thereof, 11 1 temperature sensors wherein, having adopted model is the temperature sensor of MF51C-3470-502 ± 1%H, can change the temperature amount into resistance, and 12 1 connect lead, 9 one lead-out wire terminals, 10 1 electrical isolation and sealing block.
In the foregoing description, shell 1 is arranged, one group of capacitance module 3 is arranged in the shell 1, the lead-out wire terminal 9 of temperature sensing device is housed on shell 1, the temperature sensor 11 in the temperature sensing device is positioned at shell 1.The lead-out wire terminal 9 of described temperature sensor 11 is positioned on the upper end cover 2 of shell 1.The electrical isolation and the sealing block 10 that are loaded on the shell 1 are arranged in the temperature sensing device, and the lead-out wire terminal 9 of temperature sensor 11 is arranged in electrical isolation and sealing block 10, and the temperature sensor 11 in the lead-out wire terminal 9 of temperature sensor 11 and the shell is connected.
Claims (3)
1, a kind of low voltage power capacitor of built-in temperature sensor has shell, and one group of capacitance module is arranged in the shell, it is characterized in that: the lead-out wire terminal of temperature sensing device is housed on shell, and the temperature sensor in the temperature sensing device is positioned at shell.
2, the low voltage power capacitor of built-in temperature sensor according to claim 1 is characterized in that: the lead-out wire terminal of temperature sensing device is positioned on the upper end cover of shell.
3, the low voltage power capacitor of built-in temperature sensor according to claim 2, it is characterized in that: the electrical isolation and the sealing block that are loaded on the shell are arranged in the temperature sensing device, the lead-out wire terminal of temperature sensing device is arranged in electrical isolation and sealing block, and the temperature sensor in the lead-out wire terminal of temperature sensing device and the shell is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520070084 CN2779575Y (en) | 2005-03-21 | 2005-03-21 | Low-voltage power capacitor with built-in temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520070084 CN2779575Y (en) | 2005-03-21 | 2005-03-21 | Low-voltage power capacitor with built-in temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2779575Y true CN2779575Y (en) | 2006-05-10 |
Family
ID=36753662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520070084 Ceased CN2779575Y (en) | 2005-03-21 | 2005-03-21 | Low-voltage power capacitor with built-in temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2779575Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426629A (en) * | 2013-08-19 | 2013-12-04 | 浙江南德电气有限公司 | Low-voltage power capacitor |
| CN104409211A (en) * | 2014-11-28 | 2015-03-11 | 上海思源电力电容器有限公司 | Fault-measurable capacitor unit and on-line fault monitoring method thereof |
| CN104779050A (en) * | 2015-04-04 | 2015-07-15 | 佛山市顺德区巨华电力电容器制造有限公司 | Oval self-healing low-voltage reactive power compensation capacitor with temperature control detection function |
-
2005
- 2005-03-21 CN CN 200520070084 patent/CN2779575Y/en not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426629A (en) * | 2013-08-19 | 2013-12-04 | 浙江南德电气有限公司 | Low-voltage power capacitor |
| CN103426629B (en) * | 2013-08-19 | 2017-03-29 | 浙江南德电气有限公司 | A kind of low voltage power capacitor |
| CN104409211A (en) * | 2014-11-28 | 2015-03-11 | 上海思源电力电容器有限公司 | Fault-measurable capacitor unit and on-line fault monitoring method thereof |
| CN104779050A (en) * | 2015-04-04 | 2015-07-15 | 佛山市顺德区巨华电力电容器制造有限公司 | Oval self-healing low-voltage reactive power compensation capacitor with temperature control detection function |
| CN104779050B (en) * | 2015-04-04 | 2018-06-05 | 佛山市顺德区巨华电力电容器制造有限公司 | A kind of band temperature control detection self-healing low-voltage reactive power compensation capacitor of ellipse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU MODERN POWER CAPACITOR CO., LTD. Free format text: FORMER OWNER: NANTONG HYUNDAI ELECTRIC POWER SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20091120 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091120 Address after: No. 1, modern power road, Jiangsu, Nantong Province, China: 226000 Patentee after: Jiangsu TDS Capacitor Co., Ltd. Address before: No. 395, Renmin West Road, Jiangsu, Nantong Province: 226005 Patentee before: Nantong Xiandai Electric Power Technology Co., Ltd. |
|
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20100506 Decision number of declaring invalidation: 14779 Granted publication date: 20060510 |