CN100336150C - Operation plate 220 V power source trip protection device - Google Patents
Operation plate 220 V power source trip protection device Download PDFInfo
- Publication number
- CN100336150C CN100336150C CNB2004100972086A CN200410097208A CN100336150C CN 100336150 C CN100336150 C CN 100336150C CN B2004100972086 A CNB2004100972086 A CN B2004100972086A CN 200410097208 A CN200410097208 A CN 200410097208A CN 100336150 C CN100336150 C CN 100336150C
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- Prior art keywords
- power source
- fuse
- operation panel
- circuit
- output
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- 238000001914 filtration Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002159 abnormal effect Effects 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 4
- 238000010168 coupling process Methods 0.000 abstract 4
- 238000005859 coupling reaction Methods 0.000 abstract 4
- 230000008901 benefit Effects 0.000 abstract 2
- 230000003028 elevating effect Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Images
Abstract
The present invention relates to an electrical technical improvement, particularly relates to an improved protection device of a 220 V power source trip control circuit in a groove control machine. The present invention relates to an operation plate 220 V power source trip protection device which is composed of a step-down transformer, a power source start switch, an operation plate output signal photo coupling circuit, a fuse, an emergency trip switch, an operation plate control solid state relay and each load control circuit, wherein a power source conducting wire 5 of the operation plate output signal photo coupling circuit is connected with an output end of the fuse 4. The trip protection device of the present invention has the advantages that the power source of the photo coupling circuit U9-1 is improved and is connected with the output end of the fuse, and the photo coupling circuit U9-1 does not work without inputting the power source when the fuse is not worked, and the groove control immediately displays the signal of the power source tripping in order to prevent the phenomena of abnormal crust breaking, abnormal blanking, abnormal anodic elevating regulation, abnormally reporting effect in time, abnormal conditions, etc. from happening when the fuse is not worked. The present invention provides the guarantee for the normal production of electrolytic aluminum, and economic benefit is improved. The technical scheme of the present invention is suitable for the groove control machine of all aluminium-electrolytic grooves.
Description
Technical field
The present invention relates to the improvement of electrical technology, particularly relate to the improved protective device of a kind of aluminium electrolysis cell control unit operation panel 220V power source trip control circuit.
Background technology
The major control of slot control machine 220V power supply: the three phase mains open-phase protection in main power source tripping operation, the protective circuit, mainly do not close, main adhesion, auxilliaryly do not close, the break-make of auxilliary adhesion, electrical source of power, 220V power supply control anode lifting contactor, crust breaking electromagnetically operated valve, blanking electromagnetically operated valve, effect indicator light, effect warning etc.
The 220V power supply is exported 220V voltage by the 380V power supply by transformer 1 step-down.220V power supply one road contactor coil KM1, KM2, KM3, KM4, electromagnetic valve coil BK1, BK2, FD1, FD2, JZH, effect relay and effect lamp.Another road connects the light idol U9-1 circuit that AC220V on/off signal is provided to action plate, offers the working power of each relay S1, S2, S3, S4, S5, S6, S7, S8, S9 simultaneously by fuse 5.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the shortcoming that exists in the prior art; provide a kind of and at fuse fusing fault time idol circuit U 9-1 takes place and do not import power supply and do not work, slot control machine is the operation panel 220V power source trip protection device of display power supply trip signal at once.This device can guarantee that the slot control machine power supply normally moves, thereby guarantees normal, the reliability service of slot control machine fuzzy system.
Operation panel 220V power source trip protection device of the present invention; be achieved by following technical proposals; operation panel 220V power source trip protection device of the present invention; by step-down transformer; power on switch; power supply control solid-state relay; operation panel output signal light idol circuit; each load control circuit; operation panel control solid-state relay; pure each switch of manual control; fuse; pure manual ringing source; pure hand switch and emergency trip switch are formed; the step-down transformer input is connected with the AC380V power supply; the step-down transformer output is leaded up to the S1-S9 input of fuse and operation panel control solid-state relay and is connected; the S1-S9 output of operation panel control solid-state relay and the contactor KM1 of each load control circuit; KM2; KM3; the coil of KM4 and electromagnetically operated valve BK1; BK2; FD1; FD2; the coil of JZH connects; emergency trip switch and step-down transformer output current rectifying and wave filtering circuit are connected in parallel; another road of described step-down transformer output is by the light idol U9-1 of power on switch and operation panel signal circuit; U7; U8-1; the U8-2 input connects, light idol U9-1; U7; U8-1; the U8-2 output is connected with the fuse output by the power supply signal line of operation panel output signal light idol circuit.
Operation panel 220V power source trip protection device of the present invention with improve before the following beneficial effect of comparing: the power supply of light idol circuit U 9-1 improved receives the fuse output; as insure fault time idol circuit U 9-1 and do not import power supply and do not work; slot control machine is the display power supply trip signal at once; be convenient to the maintenance personal; monitoring equipment and Field Force find that in time the slot control machine fault carries out on-call maintenance; can't carry out normal crust breaking when having avoided in the past the fuse fault; blanking; can't carry out normal anode lifting adjustment; can't notify the generation of phenomenons such as effect and other abnormal conditions at once; guaranteed the normal operation of aluminium electroloysis Intelligent Fuzzy Control system, for the ordinary production of electrolysis provides guarantee.Technical solution of the present invention is applicable to the slot control machine of all aluminium cells.
Description of drawings
Fig. 1 is an electrical schematic diagram before slot control machine electrical source of power supply line improves;
Fig. 2 is an operation panel 220V power source trip protection device electrical schematic diagram of the present invention.
Wherein: 1, step-down transformer; 2, power on switch; 3, power supply control solid-state relay; 4, operation panel output signal light idol circuit; 5, each load of power supply control; 6, the solid-state relay of power supply control; 7, each switch of pure manual control; 8,220v power supply export insurance silk; 9, pure manual control signal source; 10, pure hand switch; 11, power supply signal line; 12, emergency trip switch.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described.
As shown in Figure 2; a kind of operation panel 220V of the present invention power source trip protection device; by step-down transformer 1; power on switch 2; power supply control solid-state relay 3; operation panel output signal light idol circuit 4; each load control circuit 5; operation panel control solid-state relay 6; each switch 7 of pure manual control; fuse 8; pure manual ringing source 9; pure hand switch 10 and emergency trip switch 12 are formed; step-down transformer 1 input is connected with the AC380V power supply; step-down transformer 1 output is leaded up to the S1-S9 input of fuse 8 and operation panel control solid-state relay 6 and is connected; the S1-S9 output of operation panel control solid-state relay 6 and the contactor KM1 of each load control circuit 5; KM2; KM3; the coil of KM4 and crust breaking; blanking electromagnetically operated valve BK1; BK2; FD1; FD2; the coil of JZH connects; emergency trip switch 12 is connected in parallel with step-down transformer 1 output current rectifying and wave filtering circuit; another road of described step-down transformer 1 output is by the light idol U9-1 of power on switch 2 with operation panel flashlight idol circuit 4; U7; U8-1; the U8-2 input connects, light idol U9-1; U7; U8-1; the U8-2 output is connected with fuse 8 outputs by the power supply signal line 11 of operation panel output signal light idol circuit.
As shown in Figure 2, U9-1 mainly provides the power source trip signal; U7, U8 mainly provide contactor 1KM, 2KM, 3KM, 4KM fault-signal.
During work, by step-down transformer 1 step-down output 220V voltage, 220 power supplys one tunnel connect contactor coil KM1, KM2, KM3, KM4, electromagnetic valve coil BK1, BK2, FD1, FD2, JZH, effect relay and effect lamp by the 380V power supply; Another road connect to action plate provide the 220V power supply light idol circuit U 9-1, to provide each solid-state relay 7 by fuse 4 be the working power of S1, S2, S3, S4, S5, S6, S7, S8, S9.When main power source generation phase shortage or open circuit fault, 9-1 passes the signal along to the slot control machine program, slot control machine panel display power supply trip signal by light idol circuit U.
Claims (1)
1; a kind of operation panel 220V power source trip protection device; by step-down transformer (1); power on switch (2); power supply control solid-state relay (3); operation panel output signal light idol circuit (4); each load control circuit (5); operation panel control solid-state relay (6); pure each switch of manual control (7); fuse (8); pure manual ringing source (9); pure hand switch (10) and emergency trip switch (12) are formed; step-down transformer (1) input is connected with the AC380V power supply; step-down transformer (1) output is leaded up to the S1-S9 input of fuse (8) and operation panel control solid-state relay (6) and is connected; the S1-S9 output of operation panel control solid-state relay (6) and the contactor KM1 of each load control circuit (5); KM2; KM3; the coil of KM4 and electromagnetically operated valve BK1; BK2; FD1; FD2; the coil of JZH connects; emergency trip switch (12) is connected in parallel with step-down transformer (1) output current rectifying and wave filtering circuit; it is characterized in that: another road of described step-down transformer (1) output is by the light idol U9-1 of power on switch (2) with operation panel signal circuit (4); U7; U8-1; the U8-2 input connects, light idol U9-1; U7; U8-1; the U8-2 output is connected with fuse (8) output by the power supply signal line (11) of operation panel output signal light idol circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100972086A CN100336150C (en) | 2004-11-21 | 2004-11-21 | Operation plate 220 V power source trip protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100972086A CN100336150C (en) | 2004-11-21 | 2004-11-21 | Operation plate 220 V power source trip protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1619747A CN1619747A (en) | 2005-05-25 |
| CN100336150C true CN100336150C (en) | 2007-09-05 |
Family
ID=34766587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100972086A Active CN100336150C (en) | 2004-11-21 | 2004-11-21 | Operation plate 220 V power source trip protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100336150C (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4390939A (en) * | 1980-10-14 | 1983-06-28 | Kabushiki Kaisha Chiyoda | Electric power source device |
| US4725916A (en) * | 1985-05-15 | 1988-02-16 | Mitsubishi Denki Kabushiki Kaisha | Short-circuit protective circuit for uninterruptible power supply equipment |
| CN2063308U (en) * | 1990-01-20 | 1990-10-03 | 孔继武 | Three-phase auto-protector for interruption |
| CN1314500A (en) * | 2000-03-22 | 2001-09-26 | 中南工业大学 | Automatic controller for fully distributed aluminum electrolyzing bath |
| EP1298770A2 (en) * | 2001-09-28 | 2003-04-02 | Eaton Corporation | Method and apparatus for detecting and suppressing a parallel arc fault |
-
2004
- 2004-11-21 CN CNB2004100972086A patent/CN100336150C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4390939A (en) * | 1980-10-14 | 1983-06-28 | Kabushiki Kaisha Chiyoda | Electric power source device |
| US4725916A (en) * | 1985-05-15 | 1988-02-16 | Mitsubishi Denki Kabushiki Kaisha | Short-circuit protective circuit for uninterruptible power supply equipment |
| CN2063308U (en) * | 1990-01-20 | 1990-10-03 | 孔继武 | Three-phase auto-protector for interruption |
| CN1314500A (en) * | 2000-03-22 | 2001-09-26 | 中南工业大学 | Automatic controller for fully distributed aluminum electrolyzing bath |
| EP1298770A2 (en) * | 2001-09-28 | 2003-04-02 | Eaton Corporation | Method and apparatus for detecting and suppressing a parallel arc fault |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1619747A (en) | 2005-05-25 |
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