CN215799948U - ECL aluminum electrolysis multifunctional unit network fault emergency device - Google Patents
ECL aluminum electrolysis multifunctional unit network fault emergency device Download PDFInfo
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- CN215799948U CN215799948U CN202121397016.2U CN202121397016U CN215799948U CN 215799948 U CN215799948 U CN 215799948U CN 202121397016 U CN202121397016 U CN 202121397016U CN 215799948 U CN215799948 U CN 215799948U
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 26
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 23
- 238000007599 discharging Methods 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
The utility model discloses a network fault emergency device of an ECL aluminum electrolysis multifunctional unit, which comprises a power supply, wherein the power supply is connected with three relays through leads, the relays are respectively connected with a control system, the control system comprises a CPU, the input end of the CPU is provided with a brake unit, and the output end of the CPU is provided with an analog quantity output unit. According to the network fault emergency device for the ECL aluminum electrolysis multifunctional unit, when the original network control system of the ECL aluminum electrolysis multifunctional unit breaks down, the device can still realize the walking of a crown block in a large size and a small car. The multifunctional aluminum electrolysis unit is safely and quickly transferred in a fault state, and a series of influences on work such as electrolysis production, emergency remedy and the like are avoided. Through changing the control mode under emergency, can go the multi-functional unit of network control mode to the maintenance region safely, get rid of the potential safety hazard of non-maintenance regional maintenance work under the emergency.
Description
Technical Field
The utility model relates to the technical field of aluminum electrolysis, in particular to a network fault emergency device for an ECL aluminum electrolysis multifunctional unit.
Background
The ECL aluminum electrolysis multifunctional unit adopts a DEVICENET network to control the execution of all action functions. The following problems arise when the unit is used for routine operations in an electrolysis plant: direct current is connected in series due to insulation failure; the network module is used in a high-temperature and large-dust environment for a long time, so that the network module is damaged. The network control system is caused to break down to cause equipment damage, all functions are caused to be invalid, the unit cannot be controlled to run to a maintenance area, potential safety hazards exist when maintenance operation is carried out in a non-maintenance area, and great difficulty is brought to troubleshooting and maintenance work of maintenance personnel. And the normal production operation (aluminum production, anode replacement and the like) of electrolysis in the area can be stopped when the electrolysis tank stays in the operation area of the electrolysis tank for a long time, and other units can enter the operation area to carry out production remediation work if an emergency (curve, furnace side abnormity and the like) occurs. Therefore, an ECL aluminum electrolysis multifunctional unit network fault emergency device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ECL aluminum electrolysis multifunctional unit network fault emergency device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the network fault emergency device comprises a power supply, wherein the power supply is connected with three relays through leads, the relays are respectively connected with a control system, the control system comprises a CPU (central processing unit), a brake unit is arranged at the input end of the CPU, an analog quantity output unit is arranged at the output end of the CPU, the analog quantity output unit is positioned inside a frequency converter cabinet, and the frequency converter cabinet is fixedly installed on a cart and a trolley.
Preferably, the three relays are respectively KM1, KM2 and KM3, the KM1 is connected with an aluminum discharging vehicle control system, the KM2 is connected with a cart control system, the KM3 is connected with a trolley control system, and the aluminum discharging vehicle control system, the cart control system and the trolley control system are connected and have the same structure.
Preferably, the pins 1, 2, 3, 4 and 5 of the braking units are respectively connected with the pins 1, 2, 3, 4 and 5 of the CPU through leads, and the pins 6 and 7 of the braking units are connected with the analog quantity output unit through leads.
Preferably, the analog output unit is EMAQ02 unit module, carry the PLC controller on the EMAQ02 unit module, the CPU output end is connected with EMAQ02 unit module foot 1, 2, 3 and 4 respectively through the wire, PLC controller foot 1M connects 24V power supply, PLC controller input end foot L1 is connected with cubical switchboard intelligent control device, it has relay KM1 to connect between converter cabinet and the converter, PLC controller output end foot 1L, foot 0, foot 1, foot 2 and foot 3 all are linked together with the cart converter, PLC controller output end foot 2L, foot 4, foot 5, foot 6 and foot 7 all are linked together with the dolly converter.
Compared with the prior art, the utility model has the beneficial effects that: according to the network fault emergency device for the ECL aluminum electrolysis multifunctional unit, when the original network control system of the ECL aluminum electrolysis multifunctional unit breaks down, the device can still realize the walking of a crown block in a large size and a small car. The multifunctional aluminum electrolysis unit is safely and quickly transferred in a fault state, and a series of influences on work such as electrolysis production, emergency remedy and the like are avoided. Through changing the control mode under emergency, can go the multi-functional unit of network control mode to the maintenance region safely, get rid of the potential safety hazard of non-maintenance regional maintenance work under the emergency.
Drawings
FIG. 1 is a wiring diagram of the cart control system of the present invention;
FIG. 2 is a power wiring diagram of the present invention;
FIG. 3 is a wiring diagram of the input end of the PLC of the present invention;
FIG. 4 is a wiring diagram of the output terminal of the PLC of the present invention;
FIG. 5 is a wiring diagram of the analog output module of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the network fault emergency device comprises a power supply, wherein the power supply is connected with three relays through leads, the relays are respectively connected with a control system, the control system comprises a CPU (central processing unit), a brake unit is arranged at the input end of the CPU, an analog quantity output unit is arranged at the output end of the CPU, the analog quantity output unit is positioned inside a frequency converter cabinet, and the frequency converter cabinet is fixedly installed on a cart and a trolley. The three relays are KM1, KM2 and KM3 respectively, the KM1 is connected with an aluminum car control system, the KM2 is connected with a cart control system, the KM3 is connected with a trolley control system, the aluminum car control system and the cart control system are connected, the trolley control system is identical in structure, and the arrangement of the KM1, the KM2 and the KM3 enables the aluminum car control system, the cart control system and the trolley control system to be controlled independently and to influence each other. The braking units 1, 2, 3, 4 and 5 are respectively connected with the CPU pins 1, 2, 3, 4 and 5 through leads, the braking unit pins 6 and 7 are connected with the analog output module through leads, the analog output module is also called a D/A module, digital quantity of the CPU of the PLC sent to the analog output module is converted into analog quantity (voltage or current) which can be received by external equipment, when the analog output module works, digital signals transmitted by the PLC are sent to the CPU, and the analog output module converts the digital signals into electric signals through the processing of the CPU, so that the control of the control system is realized. The analog output unit is EMAQ02 unit module, carry the PLC controller on the EMAQ02 unit module, the CPU output end is connected with EMAQ02 unit module foot 1, 2, 3 and 4 respectively through the wire, PLC controller foot 1M connects 24V power supply, PLC controller input end foot L1 is connected with cubical switchboard intelligent control device, it has relay KM1 to connect between converter cabinet and the converter, PLC controller output end foot 1L, foot 0, foot 1, foot 2 and foot 3 all are linked together with the big car converter, PLC controller output end foot 2L, foot 4, foot 5, foot 6 and foot 7 all are linked together with the dolly converter, in concrete work engineering, install emergency transfer switch in the power connection, when the car network fault, convert emergency transfer switch from zero position to emergency position. Emergency positions control KM1, KM2 and KM3 through emergency contactors, signals are transmitted to a PLC controller after passing through a CPU and an analog output unit, the PLC performs signal feedback, all controls of the whole vehicle adopt a bypass mode when passing through the fault emergency positions, and all related signals such as limiting signals, contactors and insulation monitoring signals are all shielded. And then, the control button is clicked to control the brake of the cart and the tool car to be opened, so that the cart and the tool car can run in two directions.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a network fault emergency device of ECL aluminium electroloysis multifunctional unit, includes the power, its characterized in that: the power supply is connected with three relays through wires, the relays are respectively connected with a control system, the control system comprises a CPU, a brake unit is arranged at the input end of the CPU, an analog output unit is arranged at the output end of the CPU and is positioned inside a frequency converter cabinet, and the frequency converter cabinet is fixedly installed on a cart and a trolley.
2. The fault emergency device for the ECL aluminum electrolysis multifunctional unit network according to claim 1, wherein: the three relays are KM1, KM2 and KM3 respectively, the KM1 is connected with an aluminum discharging vehicle control system, the KM2 is connected with a cart control system, the KM3 is connected with a trolley control system, the aluminum discharging vehicle control system and the cart control system are connected, and the trolley control system is identical in structure.
3. The fault emergency device for the ECL aluminum electrolysis multifunctional unit network according to claim 1, wherein: the pins 1, 2, 3, 4 and 5 of the braking units are respectively connected with the pins 1, 2, 3, 4 and 5 of the CPU through leads, and the pins 6 and 7 of the braking units are connected with the analog quantity output unit through guiding.
4. The fault emergency device for the ECL aluminum electrolysis multifunctional unit network according to claim 1, wherein: analog output unit is EMAQ02 unit module, carry the PLC controller on the EMAQ02 unit module, the CPU output passes through the wire and is connected with EMAQ02 unit module foot 1, 2, 3 and 4 respectively, PLC controller foot 1M connects 24V mains operated, PLC controller input end foot L1 is connected with cubical switchboard intelligent control device, it has relay KM1 to connect between converter cabinet and the converter, PLC controller output end foot 1L, foot 0, foot 1, foot 2 and foot 3 all are linked together with the cart converter, PLC controller output end foot 2L, foot 4, foot 5, foot 6 and foot 7 all are linked together with the dolly converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121397016.2U CN215799948U (en) | 2021-06-23 | 2021-06-23 | ECL aluminum electrolysis multifunctional unit network fault emergency device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121397016.2U CN215799948U (en) | 2021-06-23 | 2021-06-23 | ECL aluminum electrolysis multifunctional unit network fault emergency device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215799948U true CN215799948U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121397016.2U Active CN215799948U (en) | 2021-06-23 | 2021-06-23 | ECL aluminum electrolysis multifunctional unit network fault emergency device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215799948U (en) |
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2021
- 2021-06-23 CN CN202121397016.2U patent/CN215799948U/en active Active
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