JPH03117821U - - Google Patents
Info
- Publication number
- JPH03117821U JPH03117821U JP2503890U JP2503890U JPH03117821U JP H03117821 U JPH03117821 U JP H03117821U JP 2503890 U JP2503890 U JP 2503890U JP 2503890 U JP2503890 U JP 2503890U JP H03117821 U JPH03117821 U JP H03117821U
- Authority
- JP
- Japan
- Prior art keywords
- current detection
- load current
- detection sensor
- detection device
- magnetic core
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Description
第１図は本考案に係る負荷電流検出装置の一実
施例の斜視図、第２図は該負荷電流検出装置の電
機接続箱に対する組込みの例を示す縦断面図、第
３図は本考案に係る負荷電流検出装置の他の実施
例の斜視図、第４図は負荷電流検出装置の基本構
成を示す回路図、第５図及び第６図は電流検出セ
ンサ部の平面図及び側面図、第７図は従来の負荷
電流検出装置の斜視図、第８図は第７図のケース
の一部を破断して示した斜視図、第９図は第８図
に示した負荷電流検出装置へバスバーを組付けた
状態の斜視図、第１０図及び第１１図は従来の電
気接続箱の平面図及び縦断面図である。
１……負荷電流検出装置、２……磁性体コア、
２ａ……磁気ギヤツプ部、２Ａ……貫通孔、２Ｂ
，２Ｃ……カツトコア部分、３……感磁素子、４
……導体（切断導体）、５……電流検出センサ部
、６……電源回路部、７……増幅回路部、８……
電子回路部、９……プリント基板、１１……外装
体、１２……貫通孔、１３……入出力用コネクタ
、１４……導体、１６……箱体、１６Ａ……アツ
パーケース、１６Ｂ……ロアーケース、１７……
電気接続箱、１８，１９Ａ〜１９Ｃ……メインヒ
ユーズ、２０……コアカバー、２１……導体。
FIG. 1 is a perspective view of an embodiment of the load current detection device according to the present invention, FIG. 2 is a longitudinal cross-sectional view showing an example of how the load current detection device is incorporated into an electrical connection box, and FIG. 3 is a perspective view of an embodiment of the load current detection device according to the present invention. FIG. 4 is a circuit diagram showing the basic configuration of the load current detection device; FIGS. 5 and 6 are a plan view and a side view of the current detection sensor; Figure 7 is a perspective view of a conventional load current detection device, Figure 8 is a partially cutaway perspective view of the case in Figure 7, and Figure 9 shows how the bus bar is connected to the load current detection device shown in Figure 8. 10 and 11 are a plan view and a vertical sectional view of a conventional electrical connection box. 1...Load current detection device, 2...Magnetic core,
2a...Magnetic gap part, 2A...Through hole, 2B
, 2C...Cut core part, 3...Magnetic sensing element, 4
... Conductor (cutting conductor), 5 ... Current detection sensor section, 6 ... Power supply circuit section, 7 ... Amplification circuit section, 8 ...
Electronic circuit section, 9... Printed circuit board, 11... Exterior body, 12... Through hole, 13... Input/output connector, 14... Conductor, 16... Box body, 16A... Upper case, 16B... ...Lower case, 17...
Electrical connection box, 18, 19A to 19C...Main fuse, 20...Core cover, 21...Conductor.
Claims (1)
み該磁性体コアを貫通する導体に流れる負荷電流
を検出する電流検出センサ部と、前記電流検出セ
ンサ部の出力を増幅する増幅回路部を含む電子回
路部とを有する負荷電流検出装置において、前記
電流検出センサ部と前記電子回路部とは前記磁性
体コアの先端から貫通孔までの部分を外に突出さ
せて共通の外装体内に組込まれて一体化されてい
ることを特徴とする負荷電流検出装置。 An electronic device comprising: a current detection sensor unit that incorporates a magnetic sensing element into a magnetic gap portion of a magnetic core to detect a load current flowing through a conductor passing through the magnetic core; and an amplification circuit unit that amplifies the output of the current detection sensor unit. In the load current detection device having a circuit section, the current detection sensor section and the electronic circuit section are integrated into a common exterior body with a portion from the tip of the magnetic core to the through hole protruding outward. A load current detection device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2503890U JPH03117821U (en) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2503890U JPH03117821U (en) | 1990-03-15 | 1990-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03117821U true JPH03117821U (en) | 1991-12-05 |
Family
ID=31527983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2503890U Pending JPH03117821U (en) | 1990-03-15 | 1990-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03117821U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000324667A (en) * | 1999-05-13 | 2000-11-24 | Yazaki Corp | Current detector for electric joint box |
-
1990
- 1990-03-15 JP JP2503890U patent/JPH03117821U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000324667A (en) * | 1999-05-13 | 2000-11-24 | Yazaki Corp | Current detector for electric joint box |