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CN-121994030-A - Intelligent cantilever type metallurgical slag hole blocking and discharging device

CN121994030ACN 121994030 ACN121994030 ACN 121994030ACN-121994030-A

Abstract

The invention discloses an intelligent cantilever type metallurgical slag hole blocking and discharging device applied to the field of metallurgical furnace accessories, which comprises an intelligent base and a slag hole, wherein substances released from the slag hole and a slag groove can be accurately identified through the matching of an electromagnetic induction structure and an intelligent blocking and discharging control system, on one hand, molten iron can be effectively prevented from escaping from the slag hole, so that the safety of a slag discharging regulation and control process is ensured, on the other hand, the slag discharging condition can be sensed in real time, the slag blocking action can be rapidly triggered, the resource waste caused by continuous opening is reduced, the accuracy of blocking and discharging regulation and control and the overall operation efficiency of a metallurgical furnace are obviously improved, in addition, the water-cooling alloy plug is flexibly controlled in a avoiding manner by virtue of a reset regulation and control unit, sufficient space can be reserved for slag discharging operation, the layout of the water-cooling alloy plug is more scientific and reasonable, the smooth and unimpeded operation flow of the metallurgical furnace is ensured, and the automation and intelligent management level in the slag blocking and discharging process is greatly enhanced.

Inventors

  • HU SHENGAN
  • XIANG BO
  • HE DONGMEI

Assignees

  • 四川时田冶金科技有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (9)

  1. 1. The intelligent cantilever type metallurgical slag hole blocking and slag discharging device comprises an intelligent base (1) and a slag hole (8) and is characterized in that a steering seat (2) is arranged at the upper end of the intelligent base (1), a stand column (3) is arranged at the upper end of the steering seat (2), a pushing structure (5) is arranged at the right end of the stand column (3), a guide structure (6) is arranged on the pushing structure (5), a water-cooling alloy plug (7) matched with the slag hole (8) is arranged at the front end of the guide structure (6), a slag groove (81) positioned at the lower side of the water-cooling alloy plug (7) is fixedly connected with the rear end of the slag hole (8), and an electromagnetic induction structure (9) is embedded at the left end of the slag groove (81); An intelligent blocking and placing control system is mounted in the intelligent base (1), the intelligent blocking and placing control system comprises an intelligent blocking and placing processing unit, the input end of the intelligent blocking and placing processing unit is connected with a molten iron weight acquisition unit and a slag discharging state acquisition unit, and the output end of the intelligent blocking and placing processing unit is connected with a blocking and placing regulation and control unit, an induction starting and control unit and a resetting regulation and control unit; the input of molten iron weight acquisition unit is connected with a weighing sensor signal arranged under the molten iron tank car, the input of slag state acquisition unit is connected with an electromagnetic induction structure (9) signal, the output of the blocking and releasing regulation and control unit is connected with a pushing structure (5) signal, the output of the induction starting and control unit is connected with the electromagnetic induction structure (9) signal, and the output of the resetting regulation and control unit is connected with a steering seat (2) signal.
  2. 2. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 1, wherein the electromagnetic induction structure (9) comprises a protective shell (91) embedded in a slag runner (81), an E-shaped iron core (92) is fixedly arranged in the protective shell (91), the E-shaped iron core (92) comprises a cross rod fixed on the left inner wall of the protective shell (91), a middle rod is fixedly connected to the middle part of the right end of the cross rod, and side rods are fixedly connected to the front end and the rear end of the cross rod; The utility model discloses a high-temperature-resistant electric power device, including a protective housing (91), a middle position pole outer end wiring connection has exciting coil (94), limit position pole outer end wiring connection has detecting coil (93), protective housing (91) left end fixedly connected with high temperature-resistant pencil (96), the output of control unit is opened in response passes through high temperature-resistant pencil (96) and exciting coil (94) signal connection, the input of slag tap state collection unit passes through high temperature-resistant pencil (96) and detecting coil (93) signal connection.
  3. 3. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 2, wherein the right end of the protective shell (91) extends into the slag runner (81) and is fixedly connected with a ceramic spacer (95), the right end face of the ceramic spacer (95) is flush with the inner wall face of the slag runner (81), and the protective shell (91) is filled with high-temperature insulating materials.
  4. 4. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 2 is characterized in that a water cooling cavity (73) is formed in the water cooling alloy plug (7), a water cooling circulation pipe group (72) communicated with the water cooling cavity (73) is fixedly connected to the rear end of the water cooling cavity, a water cooling shell is sleeved at the outer end of the protective shell (91), and a water cooling auxiliary pipe group wound on the outer side of the protective shell (91) is arranged in the water cooling shell; The output end of the intelligent blocking and placing processing unit is also connected with a water-cooling circulation regulating and controlling unit, the output end of the water-cooling circulation regulating and controlling unit is connected with a water-cooling circulation system arranged at the rear side of the intelligent base (1) in a signal manner, and the water-cooling circulation system is respectively communicated with the water-cooling circulation pipe group (72) and the water-cooling auxiliary pipe group through a shunt.
  5. 5. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 1, wherein the pushing structure (5) comprises a pushing cover (51), pushing lining plates (53) are fixedly connected to the front end and the rear end of the pushing cover (51), and a pushing hydraulic rod (52) arranged between the two pushing lining plates (53) is fixedly arranged at the upper end of the pushing cover (51); The guide structure (6) comprises a plurality of guide rods (61), a plurality of guide rods (61) are slidably connected between two pushing lining plates (53), the rear ends of the guide rods (61) extend to the outer sides of the pushing lining plates (53) positioned at the rear sides and are fixedly connected with rear pushing plates (62), the front ends of the guide rods (61) extend to the outer sides of the pushing lining plates (53) positioned at the front sides and are fixedly connected with front pushing plates (63), the front ends of the front pushing plates (63) are fixedly connected with assembling plates (71), and the front ends of the assembling plates (71) are fixedly connected with water-cooled alloy plugs (7); The movable end of the pushing hydraulic rod (52) extends to the outer side of the pushing lining plate (53) positioned at the rear side and is fixedly connected with the rear pushing plate (62), and the output end of the blocking and releasing regulating unit is in signal connection with the pushing hydraulic rod (52).
  6. 6. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 5, wherein the right end of the upright post (3) is hinged with a lifting arm (41) and a lifting hydraulic rod (4) positioned on the upper side of the lifting arm (41) respectively, the lower end of the lifting hydraulic rod (4) is hinged with the middle position of the upper end of the lifting arm (41), the right end of the lifting arm (41) is fixedly provided with a push cover (51), the output end of the reset regulation unit is connected with a lifting regulation unit, and the output end of the lifting regulation unit is connected with the lifting hydraulic rod (4) in a signal manner.
  7. 7. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 1 is characterized in that the steering seat (2) comprises an outer ring seat fixedly arranged at the upper end of the intelligent seat (1), the rear end of the outer ring seat is fixedly connected with a driving shell communicated with the outer ring seat, the inner wall of the outer ring seat is rotationally connected with an inner ring seat, the upper end of the inner ring seat is fixedly connected with a stand column (3), the outer end of the inner ring seat is fixedly connected with a steering gear, a worm meshed with the steering gear is rotationally connected with the driving shell, a steering motor is fixedly arranged at the front end of the driving shell, the front end of the worm extends to the outer side of the driving shell and is fixedly connected with an output shaft of the steering motor, and the output end of the reset regulating unit is connected with a steering regulating unit which is in signal connection with the steering motor.
  8. 8. The intelligent cantilever type metallurgical slag hole plugging and discharging device according to claim 1, wherein the input end of the intelligent plugging and discharging processing unit is further connected with a metallurgical parameter setting unit and an instruction receiving unit, the input ends of the metallurgical parameter setting unit and the instruction receiving unit are both in signal connection with a data port arranged on the intelligent base (1), the output end of the intelligent plugging and discharging processing unit is further connected with a plugging and discharging feedback unit and an abnormal warning unit, the output end of the plugging and discharging feedback unit is in signal connection with the data port arranged on the intelligent base (1), and the output end of the abnormal warning unit is in signal connection with an alarm arranged on the intelligent base (1).
  9. 9. The method for controlling the blocking and discharging of the intelligent cantilever type metallurgical slag hole blocking and discharging device is based on the intelligent cantilever type metallurgical slag hole blocking and discharging device disclosed in claim 1, and is characterized by comprising the following steps: S1, initially plugging, wherein a water-cooling alloy plug (7) keeps a slag hole (8) in a plugging state in the operation process of a metallurgical furnace; S2, slag discharge is started, after the metallurgical furnace works for a period of time, tapping is started, a weighing sensor positioned below a molten iron tank car collects weight data of molten iron, the weight data are transmitted to an intelligent blocking processing unit through a molten iron weight collecting unit, after the intelligent blocking processing unit obtains that the weight of molten iron reaches a set value, a pushing structure (5) is controlled through a blocking regulation and control unit, a water-cooling alloy plug (7) is driven to be far away from a slag hole (8), opening of the slag hole (8) is achieved, slag discharge operation is carried out on the metallurgical furnace, meanwhile, the intelligent blocking processing unit controls an electromagnetic induction structure (9) through an induction start control unit, and the electromagnetic induction structure (9) is started; S3, verifying induction, wherein after a slag hole (8) is in an open state, substances in the metallurgical furnace can move to a slag groove (81) from the slag hole (8) and fall, an electromagnetic induction structure (9) induces substances flowing on the slag groove (81), induction signals are transmitted to a slag state acquisition unit, the slag state acquisition unit processes the induction signals, and then the induction signals are transmitted to an intelligent blocking processing unit; S4, verifying, namely verifying and judging the slag discharging state by the intelligent blocking and placing processing unit; S41, when the intelligent blocking and placing processing unit judges that the substances flowing out of the slag runner (81) are molten iron, judging that the slag placing time is too early at the moment, and if the slag hole (8) needs to be blocked immediately, directly executing the step S8; S42, when the intelligent blocking and releasing processing unit judges that the substances flowing out of the slag runner (81) are slag, judging that the slag releasing time is accurate at the moment, and continuously executing the steps S5-S8; S5, resetting and avoiding, wherein the intelligent plugging and placing processing unit controls the resetting and regulating unit to control the steering seat (2) to act, the steering seat (2) drives the water-cooling alloy plug (7) to reset and avoid through the intelligent base (1), the pushing structure (5) and the guiding structure (6), and the space at the slag hole (8) is released; s6, slag discharge induction, wherein after slag continuously falls from a slag hole (8) and a slag runner (81) for a period of time, the slag gradually decreases, the intensity of an induction signal induced by an electromagnetic induction structure (9) changes specifically, and then the change data is transmitted to an intelligent blocking processing unit through a slag discharge state acquisition unit, and the intelligent blocking processing unit judges that slag discharge is completed according to the data; S7, avoiding recovery, wherein after the intelligent plugging processing unit judges that slag discharge is finished, the reset regulation and control unit is controlled to control the steering seat (2) to act, and the steering seat (2) drives the water-cooling alloy plug (7) to move through the intelligent base (1), the pushing structure (5) and the guiding structure (6) so that the water-cooling alloy plug (7) moves to a position coaxial with the slag hole (8); S8, re-plugging, wherein the intelligent plugging and placing processing unit controls the plugging and placing regulating and controlling unit, so that the pushing structure (5) drives the water-cooling alloy plug (7) to move into the slag hole (8) to re-plug the slag hole (8), and meanwhile, the intelligent plugging and placing processing unit closes the electromagnetic induction structure (9) through the induction starting and controlling unit.

Description

Intelligent cantilever type metallurgical slag hole blocking and discharging device Technical Field The invention relates to the field of metallurgical furnace accessories, in particular to an intelligent cantilever type metallurgical furnace slag hole blocking and discharging device. Background Metallurgy refers to the process and technology of extracting metals or metal compounds from minerals and forming these metals into metallic materials with certain properties by various processing methods. In recent years, the China metallurgical industry has achieved a great deal of development, the production scale is continuously enlarged, the technical level is continuously improved, and the types of products are continuously increased. At the same time, the metallurgical industry is faced with problems. Specifically, in the current metallurgical process, the production experience of workers is often needed to judge the liquid level height and the pressure state in the furnace, so that the slag discharge and the slag blockage control of a metallurgical slag hole are realized. The method not only reduces the control precision of the slag blocking and discharging process and affects the metallurgical efficiency and the cost, but also can reduce the safety of metallurgical operation. The prior art discloses CN106440824B a metallurgical waste slag smelter is with water-cooled slip slag notch, through adopting water-cooled casting red copper structure, intensity is high, and heat conductivity is high heat dissipation fast, and the sliding contact face adopts the lathe to process the roughness height, and the fit clearance is good, and whole long service life has solved the problem that slidingtype resistant firebrick slag notch life is low, the cooperation precision is not high, fail safe nature is poor through the condition that long-term use got off. The utility model also discloses a CN213021007U slag hole blocking and discharging device for the smelting metallurgical furnace slag hole, which can realize automatic slag discharging and in-place control of blocking the slag hole of the system by arranging an electric limit switch, further realize automatic control, prevent a mechanism from separating from equipment, and is simple to operate without paying attention to a driving process at any time, and can cool a transmission device by installing a water tank connected with a water cooling device so as to prevent stress deformation caused by high temperature and prolong the service life, and meanwhile, a protective cover is arranged so as to prevent slag from splashing and falling on the transmission device and the driving device to influence the normal operation of the equipment. Despite the improvements described above, there remains a strong market need for more efficient and accurate control of slag plugging operations in metallurgical processes. Therefore, the application provides an intelligent cantilever type metallurgical slag hole blocking and discharging device, which can collect slag discharge data at a slag hole in real time during slag discharging, and realize high-precision blocking and discharging control according to intelligent analysis of the data, so as to improve the control precision of the whole process, optimize metallurgical efficiency and cost management and enhance operation safety. Disclosure of Invention The invention aims at solving the problems of improving the control precision of slag blockage and discharge in the prior art by matching an electromagnetic induction structure with an intelligent slag blockage and discharge control system so as to improve the efficiency and the cost of a metallurgical furnace, and simultaneously, the invention also releases the space of the slag discharge position of the metallurgical furnace and ensures the normal operation of the metallurgical furnace. In order to solve the problems, the invention adopts the following technical scheme. The intelligent cantilever type metallurgical slag hole blocking and slag discharging device comprises an intelligent base and a slag hole, wherein a steering seat is arranged at the upper end of the intelligent base, a stand column is arranged at the upper end of the steering seat, a pushing structure is arranged at the right end of the stand column, a guiding structure is arranged on the pushing structure, a water-cooling alloy plug matched with the slag hole is arranged at the front end of the guiding structure, a slag ditch positioned at the lower side of the water-cooling alloy plug is fixedly connected at the rear end of the slag hole, and an electromagnetic induction structure is embedded at the left end of the slag ditch; an intelligent blocking control system is mounted in the intelligent base and comprises an intelligent blocking processing unit, the input end of the intelligent blocking processing unit is connected with a molten iron weight acquisition unit and a slag state acquisition unit, and the output end