JPS6083973U

JPS6083973U - Simple integrated electricity meter

Info

Publication number: JPS6083973U
Application number: JP17717283U
Authority: JP
Inventors: 荒木　一弘; 桜井　義弘
Original assignee: 松下電工株式会社
Priority date: 1983-11-15
Filing date: 1983-11-15
Publication date: 1985-06-10

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来例の概略構成図、第２図は本考案の一実施
例の全体構成を示す斜視図、第３図は同上の部分正面図
、第４図は同上に用いる電力センサ二部の内部構造を示
す斜視図、第５図は同上の使用状態を示す斜視図、第６
図は同上に用いる表示出力部の要部斜視図、第７図は同
上の内部構造を示す平面図、第８図は同上の正面図、第
９図は同上に用いる変速レバーの斜視図、第１０図は同
上に用いる電気回路の配線図である。８は電力センサ一部、９は表示出力部、１０は測定電線
、１１は測定線挿入口、１２は測定線固定片、１３は力
率設定つまみ、１６は接続ケーブル、１７は変流器、２
３は減速輪列、２４は数字　　　　゛表示輪列、２５は
モータ、３１は変速レバー、４２は可変抵抗器、４３は
電圧周波数変換回路である。Fig. 1 is a schematic configuration diagram of a conventional example, Fig. 2 is a perspective view showing the overall configuration of an embodiment of the present invention, Fig. 3 is a partial front view of the same, and Fig. 4 is a two-part power sensor used in the same. FIG. 5 is a perspective view showing the internal structure of the above, FIG.
7 is a plan view showing the internal structure of the same, FIG. 8 is a front view of the same, and FIG. 9 is a perspective view of the gear shift lever used in the above. FIG. 10 is a wiring diagram of an electric circuit used in the above. 8 is a part of the power sensor, 9 is a display output section, 10 is a measurement wire, 11 is a measurement wire insertion port, 12 is a measurement wire fixing piece, 13 is a power factor setting knob, 16 is a connection cable, 17 is a current transformer, 2
3 is a reduction wheel train, 24 is a numerical display wheel train, 25 is a motor, 31 is a speed change lever, 42 is a variable resistor, and 43 is a voltage frequency conversion circuit.

Claims

[Scope of utility model registration request]

(1) A wire fixing part that clamps and fixes the wire through which a load current flows, a current transformer that is placed at the position of the wire fixing part and measures the load current flowing through the wire, and a comparison between the detection output of the current transformer and the current transformer. a power sensor unit having a frequency converting unit that generates pulse signals of the same frequency, and a display output unit having a display mechanism that displays the amount of electric power in accordance with the pulse signal output from the power sensor part. A part of the power sensor and the display output part are connected via a connection cable.
Simple integrated electricity meter.

(2) The display mechanism consists of a motor that rotates in response to pulse signals and a number display wheel train driven by a reduction wheel train that decelerates the rotational output of the motor, and the reduction wheel train corresponds to the power supply voltage used. 1. A simple integrating watt-hour meter according to claim 1, comprising a switching setting section for setting a reduction ratio.

(3) The simple integrating power meter according to claim 1, wherein a portion of the power sensor includes a power factor setting section for setting the power factor of the load.