阅读说明：本技术 一种全智能打壳下料系统 (Full-intelligent crust breaking and discharging system ) 是由 王建军 于 2020-12-19 设计创作，主要内容包括：铝电解槽等设备在稳恒强磁场、高温、粉尘等环境中运行。一种全智能打壳下料系统是可以实现在这种特定环境下稳定运行,并且实现打壳下料按需控制、运行节气、打壳下料设备维护减小、电解槽巡视工作量降低等。一种全智能打壳下料系统是指采用磁性传感器阵列组成信号采集群、将传感器信号通过有线或无线方式传送到单片机或PLC进行控制。控制器依据电解槽用料量和传感器群信号进行各点打壳和下料的计算并发出控制信号,实现打壳或下料动作。通常包括：控制阀组和气缸(1)、阵列磁性传感器和传输设备(2)、智能控制箱(3)、下料器和控制阀组等(4)。(The aluminum electrolysis cell and other equipment operate in the environments of stable and constant strong magnetic field, high temperature, dust and the like. A full-intelligent crust breaking and blanking system can realize stable operation in the specific environment, and realizes crust breaking and blanking control according to requirements, gas saving in operation, reduction in maintenance of crust breaking and blanking equipment, reduction in inspection workload of an electrolytic cell and the like. A full-intelligent crust breaking and blanking system is characterized in that a signal collection group is formed by a magnetic sensor array, and sensor signals are transmitted to a single chip microcomputer or a PLC (programmable logic controller) in a wired or wireless mode to be controlled. The controller calculates crust breaking and blanking of each point according to the material consumption of the electrolytic cell and the signals of the sensor group and sends out control signals to realize crust breaking or blanking. Generally comprising: the device comprises a control valve group, an air cylinder (1), an array magnetic sensor, transmission equipment (2), an intelligent control box (3), a blanking device, a control valve group and the like (4).)

1. A full intelligent crust breaking and blanking system for aluminum is characterized in that item 1 is: the on-demand action of each crust breaking and blanking device of the electrolytic cell is realized through a plurality of groups (4-8 groups of typical values) of unidirectional magnetic sensor array (cluster) signals (2-10 typical values of each array signal), single chip microcomputer control and an expert control strategy combining crust breaking and blanking signals.

2. According to the claim 1, the intelligent control of the crust breaking and blanking of the electrolytic cell is realized by a plurality of groups (4-8 groups of typical values) of one-way sensor array (cluster) signals (2-10 typical values of each array signal) and a single chip microcomputer control technology, and the control structure is characterized in that: the intelligent control for the aluminum crust breaking and blanking comprises an O1 magnetic sensor array, a transmission system O2 intelligent control box O3 control valve group, an air cylinder, a blanking device and the like.

3. The magnetic sensor array(s) signal of claim 1, characterized by: a magnetic array is composed of 1-20 unidirectional magnetic sensor elements (Hall elements, magneto tubes and the like) and receives magnetic signals of the magnetic piston.

4. The single chip microcomputer control as claimed in claim 1 is a control box formed by a single chip microcomputer, and is characterized in that: the cylinder state is shown through the pilot lamp at the box panel to the finger, and the control box passes through quick-operation joint (if heavily loaded connector, aviation joint etc.) and connects, and the control box passes through the remote controller and controls, can carry out wireless thing and ally oneself with signalling and receive, sets up gas pulse temperature regulation equipment and dustproof measure in the cell body.

5. The expert control strategy of claim 1 is characterized by including but not limited to the following features: through the sensor signal, judge behind the putty, realize intelligent control through continuous increase crust breaking, unloading shift, alarm lamp measure, through putty or long package frequency, judge whether the crust breaking head is overlength to carry out the adjustment of main sensor among the sensor array.

6. The control valve according to claim 1, but referred to as crust-breaking cylinder, is characterized by the principle item of figure 3.

7. According to claim 2, the transmission mode is a mode of transmitting the magnetic sensor array signal to the intelligent control box, and a wired or wireless method can be adopted, and the wireless transmission signal schematic diagram is as follows: fig. 2.

Technical Field

Metallurgy of non-ferrous metals.

Background

The crust breaking and blanking system of the electrolytic cell in the aluminum electrolysis industry has great influence on the operation condition of the electrolytic cell, about more than half of the workers in the electrolytic workshop of the domestic electrolytic aluminum plant are related to the crust breaking and blanking system at present, and the normal inspection personnel, the maintenance personnel on the upper part of the electrolytic cell and the like of the electrolytic cell are related to the crust breaking and blanking system, so that the service life and the intelligent degree of the crust breaking and blanking system are improved, and the crust breaking and blanking system has great significance for reducing the workload of the electrolytic workshop.

The intelligent crust breaking and blanking system is realized, the application of the sensor is indispensable, and the sensors of the crust breaking and blanking system at home and abroad are mainly of mechanical structures, including PARKER, Nuo crown and the like.

Bosch-li shi le proposed a sensor approach to collecting the cell electrical signal, but the application was not ideal.

Due to the special environment of the electrolytic plant, namely the uneven steady magnetic field, the highest rate of thousands of gausses, dust, high temperature and the like, other sensing modes are difficult to apply.

Disclosure of Invention

A full-intelligent crust breaking and blanking system for aluminum can reliably operate in a stable and strong magnetic field environment of electrolytic aluminum, a high-temperature and low-temperature environment and a high-dust environment, and realizes intelligent control of crust breaking and blanking of an electrolytic cell through a sensor cluster technology, a single chip microcomputer control technology and an expert control strategy. The conversion of the electrolytic tank crust breaking and blanking mechanism from single function to intellectualization is realized.

The patent provides a magnetic sensor array adaptable to use in an electrolytic aluminum environment, and an intelligent crust breaking and blanking system is constructed by the magnetic sensor array, an intelligent electric control cylinder comprises a control valve group and a cylinder (1), a magnetic sensor array and transmission system (2), an intelligent control box (3), a blanking device, a control valve group (4) and the like.

The control valve group and the cylinder refer to: the control valve group and the cylinder refer to that the cylinder barrel, the end cover, the piston and the control valve group are all made of aluminum alloy materials. The principle of the valve group is shown in the figure, and the cylinder buffer structure is shown in the figure.

The magnetic sensor array includes an array of magnetism generating elements and an array of magnetism receiving sensors. The magnetic receiving sensor array is a sensor special for resisting a strong magnetic field, wherein 2-20 magnetic sensors are arranged on the wall of the air cylinder, and a 2-10 typical unidirectional magnetic receiver is a sensor special for resisting the strong magnetic field.

The transmission hardware refers to the transmission of sensor signals, and the transmission can be carried out in a wired or wireless mode. The wireless sensor module refers to a wireless transmitting device concentrated in the electromagnetic valve block.

The intelligent control box is a box body for protecting special environment. The device has the advantages of positive pressure blowing, air cooling, no operation button on the box body, indication button on the box body, wireless remote control and sensing of the Internet of things.

A full-intelligent crust breaking and blanking system for aluminum can reliably run in the environment of a stable and strong magnetic field of electrolytic aluminum, the environment of high temperature and low temperature and the environment of high dust, and realizes the intelligent control of crust breaking and blanking of an electrolytic cell by a magnetic sensor array technology and a single chip microcomputer control technology. An intelligent electric control cylinder is composed of the following parts: the device comprises a control valve group, a cylinder (1), a magnetic array sensor, transmission hardware (2), an intelligent control box (3), a blanking device, a control valve group and the like (4).