CN201515208U - Control circuit board for earth leakage protective device - Google Patents
Control circuit board for earth leakage protective device Download PDFInfo
- Publication number
- CN201515208U CN201515208U CN2009202178874U CN200920217887U CN201515208U CN 201515208 U CN201515208 U CN 201515208U CN 2009202178874 U CN2009202178874 U CN 2009202178874U CN 200920217887 U CN200920217887 U CN 200920217887U CN 201515208 U CN201515208 U CN 201515208U
- Authority
- CN
- China
- Prior art keywords
- control circuit
- circuit board
- pin
- protective device
- outer cover
- 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.)
- Expired - Fee Related
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- Coils Or Transformers For Communication (AREA)
Abstract
The utility model relates to a control circuit board for an earth leakage protective device, which comprises a control circuit board, wherein the control circuit board is connected with a mutual induction coil, the mutual induction coil is arranged in a ring-shaped outer shell, the ring-shaped outer shell is provided with a ring-shaped cover, a locating pin and a guiding pin are arranged on the ring-shaped outer shell, two ends of a coil winding of the mutual induction coil are connected with the guiding pin, the locating pin fixes the ring-shaped outer shell on the control circuit board, and the control circuit board is electrically connected with the guiding pin. The control circuit board has stable structure and can not be damaged easily.
Description
Technical field
The utility model relates to the earth leakage protective device field, specifically a kind of earth leakage protective device control circuit board.
Background technology
Existing earth leakage protective device does not have mutual inductor with control circuit board; earth leakage protective device is two independent products with control circuit board and mutual inductor; when needs join control circuit board to mutual inductor; need be soldered to control circuit board to the two ends of the coil windings of mutual inductor; bring damage in welding process, can for control circuit and mutual inductor; and this kind connected mode is broken easily, damages.And mutual inductor is exposed to be damaged outside easily.
The utility model content
The purpose of this utility model is for providing a kind of mutual inductor that has, and the earth leakage protective device control circuit board that should not damage.
The technical scheme that realizes the foregoing invention purpose is as follows:
The earth leakage protective device control circuit board; comprise control circuit board; described control circuit board connects a mutual inductor; described mutual inductor is arranged in the annular outer cover; this annular outer cover has a ring cover, and described annular outer cover is provided with angle and pin, and the two ends of the coil windings of described mutual inductor are connected to pin; described angle is fixed on annular outer cover on the control circuit board, and described control circuit board and pin electrically connect.
Described annular outer cover side has a projection, and two pins are located on this projection, and described pin passes this projection, and the upper and lower surface of projection is exposed at the two ends of pin respectively.
The utility model is combined in one with zero sequence current mutual inductor and control circuit board, has effectively avoided welding process to give the damage of control circuit and mutual inductance; Zero sequence current mutual inductor adopts firm outer cover protection and winding encapsulation process, has effectively protected the external force that is not subjected to of zero-sequence current device itself to influence; And Stability Analysis of Structures, not fragile.The The whole control circuit possesses residual current input, calculating and connects control actuating component, also has functions such as high voltage surge protection.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is the structural representation of mutual inductor part of the present utility model;
Fig. 3 cuts open figure for the A-A of Fig. 2;
Fig. 4 is the structural representation of annular outer cover in the utility model;
Fig. 5 is the structural representation of Fig. 4 opposite side.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 4; the earth leakage protective device control circuit board; comprise control circuit board; described control circuit board connects a mutual inductor, and described mutual inductor is arranged in the annular outer cover 1, and this annular outer cover has a ring cover 2; described annular outer cover 1 is provided with angle 3 and pin 4; the two ends 7 of the coil windings 5 of described mutual inductor are connected to pin 4 respectively, and described angle 3 is fixed on annular outer cover 1 on the control circuit board, and described control circuit board and pin electrically connect.
Described annular outer cover side has 6, two pins of a projection to be located on this projection, and described pin passes this projection, and the upper and lower surface of projection is exposed at the two ends of pin respectively.
Claims (2)
1. earth leakage protective device control circuit board; comprise control circuit board; it is characterized by: described control circuit board connects a mutual inductor; described mutual inductor is arranged in the annular outer cover; this annular outer cover has a ring cover, and described annular outer cover is provided with angle and pin, and the two ends of the coil windings of described mutual inductor are connected to pin; described angle is fixed on annular outer cover on the control circuit board, and described control circuit board and pin electrically connect.
2. earth leakage protective device control circuit board according to claim 1 is characterized by: described annular outer cover side has a projection, and two pins are located on this projection, and described pin passes this projection, and the upper and lower surface of projection is exposed at the two ends of pin respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202178874U CN201515208U (en) | 2009-10-09 | 2009-10-09 | Control circuit board for earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202178874U CN201515208U (en) | 2009-10-09 | 2009-10-09 | Control circuit board for earth leakage protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201515208U true CN201515208U (en) | 2010-06-23 |
Family
ID=42486620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202178874U Expired - Fee Related CN201515208U (en) | 2009-10-09 | 2009-10-09 | Control circuit board for earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201515208U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107369546A (en) * | 2017-09-01 | 2017-11-21 | 贵州鑫湄纳米科技有限公司 | A kind of shell of zero sequence current mutual inductor |
| CN114631749A (en) * | 2022-04-25 | 2022-06-17 | 江西艾芬达暖通科技股份有限公司 | Electric heating towel rack with leakage protection function |
-
2009
- 2009-10-09 CN CN2009202178874U patent/CN201515208U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107369546A (en) * | 2017-09-01 | 2017-11-21 | 贵州鑫湄纳米科技有限公司 | A kind of shell of zero sequence current mutual inductor |
| CN114631749A (en) * | 2022-04-25 | 2022-06-17 | 江西艾芬达暖通科技股份有限公司 | Electric heating towel rack with leakage protection function |
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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: SHANGHAI YONGJI ELECTRIC CO., LTD. Effective date: 20110826 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325600 WENZHOU, ZHEJIANG PROVINCE TO: 201515 JINSHAN, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110826 Address after: 201515 Shanghai, Jinshan District, South Road, No. 2239 Patentee after: SHANGHAI YONGJI ELECTRICAL HOLDING CO., LTD. Address before: 325600 Xinguang Industrial Zone, Yueqing, Zhejiang, Liushi Patentee before: Wenzhou Chuangwei Yongji Electric Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: CHUANGWEI YONGJI ELECTRICAL CO LTD, WENZHOU Free format text: FORMER OWNER: SHANGHAI YONGJI ELECTRIC CO., LTD. Effective date: 20120106 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201515 JINSHAN, SHANGHAI TO: 325604 WENZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120106 Address after: 325604 Xinguang Industrial Zone, Yueqing, Zhejiang, Wenzhou, Liushi Patentee after: Wenzhou Chuangwei Yongji Electric Co., Ltd. Address before: 201515 Shanghai, Jinshan District, South Road, No. 2239 Patentee before: SHANGHAI YONGJI ELECTRICAL HOLDING CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20181009 |