JPS63139505U - - Google Patents
Info
- Publication number
- JPS63139505U JPS63139505U JP3106987U JP3106987U JPS63139505U JP S63139505 U JPS63139505 U JP S63139505U JP 3106987 U JP3106987 U JP 3106987U JP 3106987 U JP3106987 U JP 3106987U JP S63139505 U JPS63139505 U JP S63139505U
- Authority
- JP
- Japan
- Prior art keywords
- refractory wall
- sensor
- overcurrent
- erosion
- detects
- 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
- 230000003628 erosive effect Effects 0.000 claims description 13
- 230000007797 corrosion Effects 0.000 claims 1
- 238000005260 corrosion Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000004927 fusion Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１，２図は本考案の第１実施例としての耐火
物壁侵食検出装置を示すもので、第１図はその回
路図、第２図はその動作を説明するためのタイム
チヤートであり、第３，４図は本考案の第２実施
例としての耐火物壁侵食検出装置を示すもので、
第３図はその回路構成図、第４図はその変形例を
示す構成図であり、第５，６図は本考案の第３実
施例としての耐火物壁侵食検出装置を示すもので
、第５図はその回路図、第６図はその動作を説明
するためのタイムチヤートであり、第７図は本考
案の第４実施例としての耐火物壁侵食検出装置を
示す回路図であり、第８図は本考案の耐火物壁侵
食検出装置の基本構成と動作原理とを説明するた
めの回路図、第９図は本考案の耐火物壁侵食検出
装置において用いられる定電流回路の一例を示す
回路図、第１０図は従来の耐火物壁侵食量検知回
路を示す回路図である。
図において、１…抵抗線としての抵抗線素子、
１ａ…先端検知部、２…リード線、３…定電流回
路、４…過電流融断線、１０…演算増幅器、１１
…侵食検出回路としての比較器、１２…交流電源
、１３…演算増幅器、１５…侵食検出回路として
の比較器、１６…直流電源、１７…過電流遮断器
、１８…侵食検出回路としての表示器、１９…開
閉機構部、２０，２０Ａ，２０Ｂ…過電流検出器
、Ｓ…センサー。なお、図中、同一の符号は同一
、又は相当部分を示している。
1 and 2 show a refractory wall erosion detection device as a first embodiment of the present invention, FIG. 1 is its circuit diagram, and FIG. 2 is a time chart for explaining its operation. Figures 3 and 4 show a refractory wall erosion detection device as a second embodiment of the present invention.
FIG. 3 is a circuit configuration diagram thereof, FIG. 4 is a configuration diagram showing a modification thereof, and FIGS. 5 and 6 show a refractory wall erosion detection device as a third embodiment of the present invention. 5 is a circuit diagram thereof, FIG. 6 is a time chart for explaining its operation, and FIG. 7 is a circuit diagram showing a refractory wall erosion detection device as a fourth embodiment of the present invention. Figure 8 is a circuit diagram for explaining the basic configuration and operating principle of the refractory wall erosion detection device of the present invention, and Figure 9 shows an example of a constant current circuit used in the refractory wall erosion detection device of the present invention. FIG. 10 is a circuit diagram showing a conventional refractory wall erosion amount detection circuit. In the figure, 1...resistance wire element as a resistance wire,
1a... Tip detection section, 2... Lead wire, 3... Constant current circuit, 4... Overcurrent fusion wire, 10... Operational amplifier, 11
...Comparator as erosion detection circuit, 12...AC power supply, 13...Operation amplifier, 15...Comparator as erosion detection circuit, 16...DC power supply, 17...Overcurrent breaker, 18...Indicator as erosion detection circuit , 19... Opening/closing mechanism section, 20, 20A, 20B... Overcurrent detector, S... Sensor. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
態を検知するセンサーをそなえ、同センサーへの
電源と、上記センサーに対し並列接続され上記セ
ンサーの抵抗線の溶断状態で流れる電流を過電流
として受けこの過電流を検出する過電流検出器と
、同過電流検出器の検出信号に基づいて上記耐火
物壁の侵食を検出する侵食検出回路とが設けられ
たことを特徴とする耐火物壁侵食検出装置。 It is equipped with a sensor that detects the corrosion state of the refractory wall when a resistance wire is fused, and the power supply to the sensor is connected in parallel to the sensor and receives the current flowing when the resistance wire of the sensor is fused as an overcurrent. Refractory wall erosion detection characterized by being provided with an overcurrent detector that detects this overcurrent and an erosion detection circuit that detects erosion of the refractory wall based on the detection signal of the overcurrent detector. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3106987U JPS63139505U (en) | 1987-03-05 | 1987-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3106987U JPS63139505U (en) | 1987-03-05 | 1987-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63139505U true JPS63139505U (en) | 1988-09-14 |
Family
ID=30836465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3106987U Pending JPS63139505U (en) | 1987-03-05 | 1987-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63139505U (en) |
-
1987
- 1987-03-05 JP JP3106987U patent/JPS63139505U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6323656U (en) | ||
| JPS63139505U (en) | ||
| JPS6247015Y2 (en) | ||
| JPS62121609U (en) | ||
| JPH0411475U (en) | ||
| JPS61161769U (en) | ||
| JPS6069107U (en) | diagnostic device | |
| JPS6214383U (en) | ||
| JPS5896264U (en) | Current detection/measurement circuit | |
| JPS6220339U (en) | ||
| JPS63139504U (en) | ||
| JPS60141644U (en) | Overcurrent prevention device | |
| JPS62178500U (en) | ||
| JPS58145571U (en) | Automatic resistance measuring device | |
| JPS6396471U (en) | ||
| JPS5836371U (en) | resistance measurement circuit | |
| JPS62151083U (en) | ||
| JPH02135871U (en) | ||
| JPS5840408B2 (en) | Earth leakage and disconnection tester | |
| JPH0357473U (en) | ||
| JPH0334639U (en) | ||
| JPS63250570A (en) | Rush current measuring instrument | |
| JPH0378277U (en) | ||
| JPH0235073U (en) | ||
| JPH0227164U (en) |