JPH0321705U - - Google Patents
Info
- Publication number
- JPH0321705U JPH0321705U JP8142989U JP8142989U JPH0321705U JP H0321705 U JPH0321705 U JP H0321705U JP 8142989 U JP8142989 U JP 8142989U JP 8142989 U JP8142989 U JP 8142989U JP H0321705 U JPH0321705 U JP H0321705U
- Authority
- JP
- Japan
- Prior art keywords
- cable
- conversion circuit
- output signal
- circuit
- eddy current
- 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 7
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Description
第１図〜第４図は本考案ケーブル測長及び速度
検出装置の一実施例を示すもので、第１図は検出
部を示し、同図Ａは上面図、同図Ｂは側面図、第
２図は同上における渦電流式センサーを示し、同
図Ａは縦断面図、同図ＢはＡのＢ−Ｂに沿つた横
断面図、第３図は信号処理部のブロツク図、第４
図は測長及び速度検出装置の作動の説明図で、同
図Ａは検出要領図、同図Ｂ，Ｃは検出信号波形図
である。第５図は従来のケーブル測長及び速度検
出装置を示し、同図Ａは検出部の上面図、同図Ｂ
は側面図、第６図は信号処理部のブロツク図であ
る。
１……ケーブル、２……ケーブルトレイ、３…
…ガイドローラー、４……溝形ウエイ、５ａ，５
ｂ……渦電流式センサー、６……コア、７……コ
イル、８……充填剤、９……リード線、１０……
信号変換回路、１１……方向判別回路、１２……
分周回路、１３……可逆カウンター、１４……周
波数／電圧変換回路、１５……測長計、１６……
速度計、１７……導体、１８……絶縁物、１９…
…鋼線。
Figures 1 to 4 show an embodiment of the cable length measuring and speed detecting device of the present invention. Figure 1 shows the detection section, Figure A is a top view, Figure B is a side view, and Figure B is a side view. Figure 2 shows the eddy current sensor in the same as above, Figure A is a longitudinal cross-sectional view, Figure B is a cross-sectional view taken along line B-B of A, Figure 3 is a block diagram of the signal processing section, and Figure 4 is a block diagram of the signal processing section.
The figures are explanatory diagrams of the operation of the length measurement and speed detection device, where A is a detection procedure diagram and B and C are detection signal waveform diagrams. Figure 5 shows a conventional cable length measurement and speed detection device, in which Figure A is a top view of the detection part and Figure B
6 is a side view, and FIG. 6 is a block diagram of the signal processing section. 1...cable, 2...cable tray, 3...
...Guide roller, 4...Slotted way, 5a, 5
b... Eddy current sensor, 6... Core, 7... Coil, 8... Filler, 9... Lead wire, 10...
Signal conversion circuit, 11... Direction discrimination circuit, 12...
Frequency dividing circuit, 13... Reversible counter, 14... Frequency/voltage conversion circuit, 15... Length meter, 16...
Speedometer, 17...Conductor, 18...Insulator, 19...
...Steel wire.
Claims (1)
出し、巻取りケーブルが乗載されるケーブルトレ
イ上に設置されケーブルを抱持する溝形ウエイと
、上記ウエイ下部にケーブル軸線方向に一定間隔
を存して配置されケーブルに直角方向から対峙し
てケーブル内部の螺旋状鋼線を検出する１対の渦
電流式センサーと、上記渦電流式センサーの出力
信号を受けパルス化する信号変換回路と、上記信
号変換回路の出力を受ける方向判別回路及び周波
数／電圧変換回路と、上記方向判別回路の出力信
号により可逆カウンターを介して作動して測長表
示を行う測長計と、上記周波数／電圧変換回路の
出力信号によりケーブル速度表示を行う速度計と
を具えたことを特徴とするケーブル測長及び速度
検出装置。 A groove-shaped way is installed on the cable tray on which the cable is placed and taken up by a winch for cable laying or cable towing, and holds the cable. a pair of eddy current sensors that face the cable from a perpendicular direction and detect the spiral steel wire inside the cable; a signal conversion circuit that receives the output signal of the eddy current sensor and converts it into pulses; A direction discrimination circuit and a frequency/voltage conversion circuit that receive the output, a length meter that operates via a reversible counter based on the output signal of the direction discrimination circuit and displays the length measurement, and a cable control circuit that receives the output signal of the frequency/voltage conversion circuit. A cable length measurement and speed detection device characterized by comprising a speedometer that displays speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8142989U JPH0321705U (en) | 1989-07-11 | 1989-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8142989U JPH0321705U (en) | 1989-07-11 | 1989-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0321705U true JPH0321705U (en) | 1991-03-05 |
Family
ID=31627368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8142989U Pending JPH0321705U (en) | 1989-07-11 | 1989-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321705U (en) |
-
1989
- 1989-07-11 JP JP8142989U patent/JPH0321705U/ja active Pending
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