An in-furnace temperature monitoring device

Abstract

The present application relates to the technical fields of furnace temperature monitoring, and discloses a kind of furnace temperature monitoring devices, the present application solves the problem that temperature measurement is susceptible to electrode consumption, inconvenient to monitor the temperature in the furnace in time, a kind of furnace temperature monitoring device, positioning component, adjusting component, cleaning component and infrared thermometer, operating platform, before temperature monitoring, by two groups of symmetrical half-arc plate sleeve connection in the outer side of furnace body, cooperate with positioning block to position, using bolt A and bolt B to fix half-arc plate, long plate is inserted into positioning groove, the horizontal position of operating platform is adjusted by motor and screw rod, dust is extracted by electric telescopic rod and sleeve plate, clean infrared thermometer, reduce the influence of dust attached to its surface on temperature monitoring, operator can observe temperature condition at any time, whether the highest temperature moves up to judge whether furnace bottom rises, finally realize the purpose that furnace body temperature can be accurately monitored in time without contacting furnace body.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of furnace temperature monitoring, in particular to a furnace temperature monitoring device. BACKGROUND

[0002] The furnace temperature monitoring device is a key equipment for ensuring the safety and quality of industrial production. It uses high-precision sensors to accurately detect the temperature of each point in the furnace in real time. Whether it is a high-temperature furnace of thousands of degrees or a small experimental electric furnace with precise temperature control, it can quickly feedback data. It has the characteristics of high temperature resistance and anti-interference. The data is transmitted to the monitoring terminal through wired or wireless transmission. The operator can remotely control the furnace temperature and make timely adjustments to avoid defects and failures caused by overheating or under-temperature, ensuring stable and efficient production processes.

[0003] The existing Chinese patent with the publication number CN106323018B discloses a furnace pipe temperature monitoring device for electromagnetic induction furnace, which includes an electromagnetic induction furnace, a temperature measuring hole is arranged on the top cover of the electromagnetic induction furnace, a temperature sensor is arranged at the temperature measuring hole, one end of the temperature sensor is connected with the signal line of the central control room monitoring system, and the other end is connected with the upper end of a longitudinal positioning pipe, the lower end of the longitudinal positioning pipe is connected with a temperature monitoring device arranged in the electromagnetic induction furnace, the probe of the temperature sensor is inserted into the temperature monitoring device through the longitudinal positioning pipe to monitor the temperature in the electromagnetic induction furnace, and the temperature data is transmitted to the temperature sensor, and finally transmitted to the central control room monitoring system through the signal line. The invention effectively monitors the temperature of any furnace pipe of the induction type, overcomes the defect that the existing technology can only monitor the temperature of the two end furnace pipes, and avoids the risk of the furnace pipe being burned through by high temperature due to the temperature monitoring blind area. However, the temperature is detected by thermocouples, and the furnace bottom is judged by manual calculation. However, this method cannot accurately determine the position of the furnace bottom, and the thermocouples are prone to failure, which is difficult and time-consuming to maintain after failure, affecting production efficiency.

[0004] In view of the above problems, a furnace temperature monitoring device is proposed to solve the above problems. SUMMARY

[0005] The purpose of the present application is to provide a furnace temperature monitoring device. The device is used to solve the problem of easy influence by electrode consumption during temperature measurement and inconvenient timely monitoring of the furnace temperature.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a furnace temperature monitoring device, comprising a furnace body, a positioning component for attachment and positioning is provided on the outside of the furnace body, an adjustment component for adjusting the monitoring distance is provided on one side of the positioning component, an operating table for monitoring the temperature is provided on one side of the adjustment component, a display screen is provided on one side of the operating table, and an infrared thermometer for monitoring the temperature is fixedly connected to the upper surface of the operating table.

[0007] The positioning component includes a semi-arc plate sleeved on the outside of the furnace body. There are two sets of semi-arc plates, which are symmetrically arranged. A positioning block is provided on the outside of the furnace body. A backing plate is fixedly connected to the upper surface of the semi-arc plate. The backing plate fits against both sides of the positioning block. Bolt B is threadedly connected between the positioning block and the backing plate. A fixing block is fixedly connected to one end of the semi-arc plate. The two sets of fixing blocks are threadedly connected by bolt A. A positioning groove is opened on one side of the semi-arc plate.

[0008] The adjusting component includes a long plate that is snapped into the positioning groove. A movable groove is provided on the upper surface of the long plate. A motor is installed inside the long plate. A lead screw is fixedly connected to the output end of the motor. A movable plate is installed inside the operating table. The movable plate is slidably connected inside the movable groove and threaded to the outside of the lead screw.

[0009] Furthermore, a side plate is fixedly connected to one side of the long plate. There are two sets of side plates, which are symmetrically arranged. A guide rod is fixedly connected between the two sets of side plates, and the guide rod passes through the operating table.

[0010] Furthermore, a cleaning component for cleaning dust from the lens of the infrared thermometer is provided on one side of the operating table. The cleaning component includes a base box fixedly connected to one side of the operating table. A dust extraction assembly for vacuuming and dust removal is provided inside the base box. An electric telescopic rod is provided inside the cleaning component. A connecting block is fixedly connected to the output end of the electric telescopic rod. The dust extraction assembly includes a lower plate fixedly connected to the bottom surface of the inner wall of the base box. A sleeve plate is slidably connected to the upper end of the lower plate. A sealing plate is fixedly connected to the upper surface of the lower plate. The sealing plate fits against the inner wall of the sleeve plate. The connecting block is fixedly connected to one side of the sleeve plate. A one-way pressure valve B is provided on one side of the sleeve plate. The one-way pressure valve B is correspondingly set to the infrared thermometer. A one-way pressure valve A is provided on the upper surface of the sealing plate.

[0011] Furthermore, a connecting pipe is fixedly connected to one side of the lower plate, and a dust collection trough is opened inside the furnace body. The lower plate is connected to the inside of the dust collection trough through the connecting pipe, and a cleaning door is hinged to one side of the dust collection trough.

[0012] Further, the upper surface of the dust extraction assembly is provided with a cleaning plate, the bottom surface of the cleaning plate is fixedly connected with a moving block, the upper surface of the dust extraction assembly is provided with a moving groove, the moving groove is slidably connected to the inside of the moving block, one side of the cleaning plate is fixedly connected with a magnetic plate, one side of the magnetic plate is fixedly connected with a cleaning brush, the upper surface and the lower surface of the infrared temperature measuring instrument are both fixedly connected with magnetic blocks, the magnetic blocks arranged on the upper surface of the infrared temperature measuring instrument are magnetically attracted to the magnetic plate, and the magnetic blocks arranged on the lower surface of the infrared temperature measuring instrument are magnetically repelled from the magnetic plate.

[0013] Further, the spring is fixedly connected between the moving block and the inner wall of the moving groove.

[0014] Further, the bottom surface of the cleaning plate is fixedly connected with an elastic lug, the upper surface of the sleeve plate is provided with a clamping groove, and the elastic lug and the clamping groove are correspondingly arranged.

[0015] Further, the upper surface of the sleeve plate is fixedly connected with a limiting plate, the limiting plate is provided with two groups, the two groups of limiting plates are symmetrically arranged, and the cleaning plate is slidably connected to the inside of the limiting plate.

[0016] Further, the operating table is fixedly connected with a fan on one side, the fan is arranged below the bottom box, and the air outlet direction of the fan is correspondingly arranged with the furnace body.

[0017] Further, the operating table is provided with a temperature acquisition module for controlling the infrared temperature measuring instrument to acquire temperature data, one end of the temperature acquisition module is signal-connected with a 3D modeling module for generating a furnace body model by using 3D Studio MAX software, one end of the 3D modeling module is signal-connected with a data conversion module for converting temperature data into color mapping, one end of the data conversion module is signal-connected with an image registration module for registering a thermal imaging image with a 3D model and marking a temperature value, and one end of the image registration module is signal-connected with a data import module for importing the finally registered model data into an electric arc furnace control system display screen.

[0018] Compared with the prior art, the beneficial effects of the present application are as follows:

[0019] The present application provides a kind of in-furnace temperature monitoring device, by positioning component, adjusting component, cleaning component and infrared temperature measuring instrument operating platform, when monitoring temperature, by two groups of symmetrical half-arc plate sleeve connection in the outside of furnace body, cooperate with positioning block to be positioned, use bolt A and bolt B to fix half-arc plate, by positioning groove as long plate insertion space, by motor and screw rod adjusting horizontal position of operating platform, ensure that infrared temperature measuring instrument includes entire furnace body, when detection, by fan blowing to reduce dust interference, after monitoring, by electric telescopic rod driving sleeve plate dust extraction, clean infrared temperature measuring instrument, reduce the influence of dust attached to its surface on temperature monitoring, need not set up thermocouple hole in the outside of furnace shell, can more accurately measure the temperature of each point of furnace bottom, operator can observe at any time, by whether the highest temperature moves to judge whether furnace bottom rises, finally realize the purpose of not contacting furnace body can timely and accurately monitor the temperature of furnace body. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is overall structure schematic diagram of the present application;

[0021] Figure 2 It is positioning component structure schematic diagram of the present application;

[0022] Figure 3 It is adjusting component structure schematic diagram of the present application;

[0023] Figure 4 It is cleaning component structure schematic diagram of the present application;

[0024] Figure 5 It is dust extraction subassembly structure schematic diagram of the present application;

[0025] Figure 6 It is sleeve plate top structure schematic diagram of the present application;

[0026] Figure 7 It is operating platform internal module connection schematic diagram of the present application.

[0027] As shown in the figure, 1, furnace body; 11, positioning block; 2, positioning component; 21, half-arc plate; 22, fixed block; 221, bolt A; 23, resisting plate; 231, bolt B; 24, positioning groove; 3, adjusting component; 31, long plate; 311, movable groove; 312, side plate; 32, screw rod; 33, guide rod; 4, operation table; 41, fan; 42, display screen; 43, infrared thermometer; 431, magnetic block; 5, cleaning component; 51, bottom box; 511, dust collection groove; 512, communication pipe; 52, electric telescopic rod; 53, connecting block; 54, dust extraction assembly; 541, lower plate; 542, sealing plate; 543, one-way pressure valve A; 544, cover plate; 545, one-way pressure valve B; 546, moving groove; 547, moving block; 548, spring; 549, clamping groove; 55, limiting plate; 56, cleaning plate; 561, magnetic plate; 562, cleaning brush. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0029] In order to further understand the present application, the present application will be described in detail with reference to the drawings.

[0030] In combination with Figures 1-3 A furnace temperature monitoring device, comprising a furnace body 1, a positioning component 2 is arranged outside the furnace body 1 for attachment and positioning, an adjusting component 3 is arranged on one side of the positioning component 2 for adjusting the monitoring distance, an operation table 4 is arranged on one side of the adjusting component 3 for monitoring the temperature condition, a display screen 42 is arranged on one side of the operation table 4, and an infrared thermometer 43 for monitoring the temperature is fixedly connected to the upper surface of the operation table 4.

[0031] The positioning component 2 comprises half-arc plates 21 sleeved outside the furnace body 1, and two groups of the half-arc plates 21 are symmetrically arranged; positioning blocks 11 are arranged outside the furnace body 1; the upper surface of the half-arc plate 21 is fixedly connected with a resisting plate 23, the resisting plate 23 is attached to the two sides of the positioning block 11, and the positioning block 11 is threadedly connected with a bolt B231 between the resisting plate 23; one end of the half-arc plate 21 is fixedly connected with a fixed block 22, the two groups of the fixed blocks 22 are threadedly connected through a bolt A221, and a positioning groove 24 is formed in one side of the half-arc plate 21; before temperature monitoring is needed, the positioning component 2 needs to be installed in advance, so that the infrared temperature detector 43 can be directed to the furnace body 1 for temperature monitoring during subsequent monitoring; when the positioning component 2 is installed, the two groups of symmetric half-arc plates 21 are sleeved outside the furnace body 1, the bottom surface of the half-arc plate 21 is attached to the ground, when the resisting plate 23 is attached to the positioning block 11, the resisting plate 23 and the positioning block 11 are fixed by cooperating with the bolt B231, then the fixed blocks 22 at the other end of the half-arc plate 21 are correspondingly fixed by using the bolt A221, and finally the adjusting component 3 is inserted into the positioning groove 24, so that the operation table 4 is directed to the furnace body 1 for monitoring.

[0032] The adjusting component 3 comprises a long plate 31 clamped in the positioning groove 24, the upper surface of the long plate 31 is provided with a movable groove 311, the inside of the long plate 31 is provided with a motor, the output end of the motor is fixedly connected with a lead screw 32, the inside of the operation table 4 is provided with a movable plate, the movable plate is slidingly connected in the inside of the movable groove 311 and is threadedly connected with the outside of the lead screw 32; when the position is adjusted, the long plate 31 is inserted into the inside of the positioning groove 24, the motor is started to drive the lead screw 32 to rotate, thereby driving the movable plate in the inside of the operation table 4 to move, the operation table 4 is driven to move horizontally as a whole under the limiting action of the movable groove 311, thereby adjusting the distance between the infrared temperature detector 43 and the furnace body 1, and realizing that the detection range of the infrared temperature detector 43 covers the entire furnace body 1.

[0033] The application will be further described in conjunction with the embodiments.

[0034] Please refer to Figures 1-7 One side of the long plate 31 is fixedly connected with a side plate 312, the side plate 312 is provided in two groups, the two groups of the side plates 312 are symmetrically arranged, and the two groups of the side plates 312 are fixedly connected with a guide rod 33, and the guide rod 33 penetrates the operation table 4. Through the arrangement of the side plate 312 and the guide rod 33, the movement of the operation table 4 is guided, so that the stable horizontal movement of the operation table 4 is ensured.

[0035] The operation table 4 is provided with a cleaning component 5 for cleaning the lens of the infrared thermometer 43. The cleaning component 5 comprises a bottom box 51 fixedly connected to one side of the operation table 4. The bottom box 51 is internally provided with a dust extraction assembly 54 for air extraction and dust removal. The cleaning component 5 is internally provided with an electric telescopic rod 52. The output end of the electric telescopic rod 52 is fixedly connected with a connecting block 53. The dust extraction assembly 54 comprises a lower plate 541 fixedly connected to the inner bottom wall of the bottom box 51. The upper end of the lower plate 541 is slidably connected with a sleeve plate 544. The upper surface of the lower plate 541 is fixedly connected with a sealing plate 542. The sealing plate 542 is in close contact with the inner wall of the sleeve plate 544. The connecting block 53 is fixedly connected to one side of the sleeve plate 544. The sleeve plate 544 is provided with a one-way pressure valve B 545 on one side. The one-way pressure valve B 545 is arranged corresponding to the infrared thermometer 43. The upper surface of the sealing plate 542 is provided with a one-way pressure valve A 543. When cleaning dust, the electric telescopic rod 52 is started to drive the connecting block 53 to move upward. The sleeve plate 544 moves upward to cooperate with the sealing plate 542 to generate negative pressure in the inside of the sleeve plate 544. The one-way pressure valve B 545 is used to suck the dust on the surface of the infrared thermometer 43 into the inside of the sleeve plate 544, avoiding direct wiping contact and preventing lens scratching. When the electric telescopic rod 52 drives the connecting block 53 to move downward, the sleeve plate 544 moves downward again. The sleeve plate 544 cooperates with the sealing plate 542 to extrude the air in the inside of the sleeve plate 544. The air is discharged from the lower plate 541 through the one-way pressure valve A 543, which is convenient for subsequent collection.

[0036] The lower plate 541 is fixedly connected with a communication pipe 512. The furnace body 1 is internally provided with a dust collection groove 511. The lower plate 541 is connected with the inside of the dust collection groove 511 through the communication pipe 512. The dust collection groove 511 is hingedly connected with a cleaning door. Through the arrangement of the communication pipe 512, the dust collected in the inside of the lower plate 541 is discharged into the inside of the dust collection groove 511, which is convenient for subsequent centralized treatment.

[0037] The upper surface of the dust extraction assembly 54 is provided with a cleaning plate 56, the bottom surface of the cleaning plate 56 is fixedly connected with a moving block 547, the upper surface of the dust extraction assembly 54 is provided with a moving groove 546, the moving groove 546 is slidingly connected to the inside of the moving block 547, one side of the cleaning plate 56 is fixedly connected with a magnetic plate 561, one side of the magnetic plate 561 is fixedly connected with a cleaning brush 562, the upper surface and the lower surface of the infrared thermometer 43 are both fixedly connected with magnetic blocks 431, the magnetic block 431 provided on the upper surface of the infrared thermometer 43 is magnetically attracted to the magnetic plate 561, the magnetic block 431 provided on the lower surface of the infrared thermometer 43 is magnetically repelled from the magnetic plate 561, when the sleeve plate 544 rises to the highest point, the cleaning plate 56 is horizontally moved by the magnetic attraction between the magnetic plate 561 and the magnetic block 431, and the cleaning brush 562 is attached to one side of the infrared thermometer 43, when the sleeve plate 544 moves downward, the cleaning brush 562 sweeps away a small amount of dust existing on one side of the infrared thermometer 43, and cleaning is completed, when moving to the bottom end, the cleaning plate 56 is reset by the magnetic repulsion between the magnetic block 431 at the lower end and the magnetic plate 561, so that the cleaning brush 562 is prevented from being directly attached to the dust and the lens when the sleeve plate 544 moves upward next time.

[0038] The spring 548 is fixedly connected between the moving block 547 and the inner wall of the moving groove 546, so that the moving block 547 is reset, and the cleaning brush 562 is prevented from contacting one side of the infrared thermometer 43 when the cleaning plate 56 is not magnetically attracted.

[0039] The bottom surface of the cleaning plate 56 is fixedly connected with an elastic protrusion, the upper surface of the sleeve plate 544 is provided with a clamping groove 549, the elastic protrusion and the clamping groove 549 are correspondingly arranged, when the cleaning plate 56 is attached to one side of the infrared thermometer 43 under the magnetic attraction of the magnetic block 431, the cleaning plate 56 is horizontally moved, the elastic protrusion is clamped into the clamping groove 549, and the cleaning plate 56 is fixed by the clamping groove 549 cooperating with the elastic protrusion when the cleaning plate 56 moves downward.

[0040] The upper surface of the sleeve plate 544 is fixedly connected with a limiting plate 55, the limiting plate 55 is provided in two groups, the two groups of limiting plates 55 are symmetrically arranged, and the cleaning plate 56 is slidingly connected to the inside of the limiting plate 55, so that the cleaning plate 56 is limited from above by the limiting plate 55, and stable movement of the cleaning plate 56 is ensured.

[0041] One side of the operation table 4 is fixedly connected with a fan 41, the fan 41 is arranged below the bottom box 51, and the air outlet direction of the fan 41 corresponds to the furnace body 1, so that the fan 41 is arranged to blow air in the monitoring range during monitoring, so as to blow away the air in the monitoring range and reduce the interference of possible dust in the air on monitoring.

[0042] The operation table 4 is internally provided with a temperature acquisition module for controlling the infrared temperature measuring instrument 43 to collect temperature data, one end of the temperature acquisition module is signal connected with a 3D modeling module for generating a furnace body 1 model by using 3D Studio MAX software, one end of the 3D modeling module is signal connected with a data conversion module for converting the temperature data into color mapping, one end of the data conversion module is signal connected with an image registration module for registering the thermal imaging image with the 3D model and labeling the temperature value, and one end of the image registration module is signal connected with a data import module for importing the finally registered model data into the electric arc furnace control system display screen.

[0043] Specifically, before monitoring, the two groups of symmetrical half-arc plates 21 are sleeved on the outside of the furnace body 1, the bottom surface of the half-arc plate 21 is attached to the ground, when the abutting plate 23 is attached to the positioning block 11, the abutting plate 23 and the positioning block 11 are fixed by using the bolt B231, then the fixed block 22 at the other end of the half-arc plate 21 is correspondingly fixed by using the bolt A221, the long plate 31 is inserted into the positioning groove 24, so that the operation table 4 is perpendicular to the furnace body 1 for monitoring, the motor drives the screw rod 32 to rotate, thereby driving the movable plate inside the operation table 4 to move, under the limiting action of the movable groove 311, the whole operation table 4 moves horizontally, thereby adjusting the distance between the infrared temperature measuring instrument 43 and the furnace body 1, so that the detection range of the infrared temperature measuring instrument 43 covers the whole furnace body 1, and in the monitoring process, the air in the monitoring range is blown away by the fan 41, so as to reduce the interference of possible dust in the air on the monitoring, thereby achieving the purpose of timely and accurately monitoring the internal temperature of the furnace body 1 without contacting the furnace body 1;

[0044] When cleaning dust, the electric telescopic rod 52 drives the connecting block 53 to move upwards, the sleeve plate 544 moves upwards to cooperate with the sealing plate 542, negative pressure is generated in the inside of the sleeve plate 544, the dust on the surface of the infrared thermometer 43 is sucked into the inside of the sleeve plate 544 through the one-way pressure valve B 545, direct wiping contact is avoided to prevent scratching the lens, when the electric telescopic rod 52 drives the connecting block 53 to move downwards, the sleeve plate 544 moves downwards again, the air in the inside of the sleeve plate 544 is squeezed through the cooperation of the sleeve plate 544 and the sealing plate 542, and is discharged from the lower plate 541 through the one-way pressure valve A 543, which is convenient for subsequent collection, when the sleeve plate 544 rises to the highest point, the magnetic plate 561 and the magnetic block 431 are magnetically attracted to drive the cleaning plate 56 to move horizontally, and the cleaning brush 562 is attached to one side of the infrared thermometer 43, when the sleeve plate 544 moves downwards, the cleaning brush 562 sweeps away a small amount of dust existing on one side of the infrared thermometer 43, and cleaning is completed, when moving to the bottom end, the magnetic block 431 at the lower end and the magnetic plate 561 are magnetically repelled to reset the cleaning plate 56, preventing the cleaning brush 562 from being directly attached to the dust and the lens when the sleeve plate 544 moves upwards next time, the spring 548 ensures that the cleaning brush 562 does not contact one side of the infrared thermometer 43 when the cleaning plate 56 is not magnetically attracted, when the cleaning plate 56 moves downwards, the cleaning plate 56 is fixed through the cooperation of the clamping groove 549 and the elastic protrusion, timely removal of dust on the surface of the infrared thermometer 43 is realized, and the purpose of accurately and stably monitoring temperature is ensured;

[0045] Specific monitoring method: set up an infrared thermal imaging temperature measuring instrument outside the electric arc furnace, the installation position should be in front of the furnace body, the distance is 1-2 times of the diameter of the furnace body, so that its detection range covers the entire furnace body, mainly detects the temperature of the upper, middle and lower parts, at the same time, a 3D model of the electric arc furnace is established by using 3D Studio MAX software, the thermal imaging image in the electric arc furnace is collected by the infrared thermal imaging temperature measuring instrument, and the thermal imaging image and the 3D model are registered. The registration can be realized through the following steps: first, the temperature data can be obtained by using the thermal imager. The temperature data is converted into color mapping, and the temperature data is corresponded with the color, for example, low temperature is mapped to blue, high temperature is mapped to red, and intermediate temperature is mapped to green. The heat map is added to the 3D model, the color mapping is applied to the 3D model, so that the colors of different parts of the model correspond to the corresponding temperatures, and the temperature values are labeled. The temperature values of different parts of the 3D model are labeled, and the finally registered model data is imported into the electric arc furnace control system to establish a temperature model of each point of the electric arc furnace, which is convenient for the power distribution personnel to check and analyze. In this way, the temperature visualization data of any position in the 3D model of the electric arc furnace can be obtained, and the thermocouple hole does not need to be set outside the furnace shell, so that the temperature of each point of the furnace bottom can be measured more accurately. The operator can observe at any time, and whether the highest temperature moves up or not can be used to judge whether the furnace bottom rises or not. This method is not affected by the consumption of the electrode, and the position of the furnace bottom can be accurately judged. Controlling the rise of the furnace bottom can keep the properties and composition of the slag within the appropriate range, which is beneficial to the blowing operation and does not erode the furnace lining, thereby reducing spitting, improving metal recovery rate and reducing steel material consumption, reducing production cost, reducing useless dry return phenomenon and spitting, avoiding waste of resources and energy, prolonging the service life of the furnace lining and equipment, and reducing maintenance cost. Improve safety, controlling the rise of the furnace bottom can reduce the risk of safety accidents caused by high temperature and high pressure, especially when replacing and repairing the bottom electrode, which is more safe. Easy to operate and manage, the optimized control method is usually simple to operate, safe and reliable, reduces the operation risk of the post personnel, and improves the work efficiency.

[0046] It should be noted that, in the present document, the terms such as first and second, etc. are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between such entities or operations. Moreover, the terms "comprising", "containing" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0047] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. An in-furnace temperature monitoring device comprising a furnace body (1), characterised in that: The outer side of the furnace body (1) is provided with a positioning component (2) for attachment positioning, one side of the positioning component (2) is provided with an adjusting component (3) for adjusting and monitoring the distance, one side of the adjusting component (3) is provided with an operation table (4) for monitoring the temperature, one side of the operation table (4) is provided with a display screen (42), and the upper surface of the operation table (4) is fixedly connected with an infrared thermometer (43) for monitoring the temperature; The positioning component (2) comprises a half-arc plate (21) sleeved on the outer side of the furnace body (1), and two groups of half-arc plates (21) are symmetrically arranged on the outer side of the furnace body (1), the outer side of the furnace body (1) is provided with a positioning block (11), the upper surface of the half-arc plate (21) is fixedly connected with an abutting plate (23), the abutting plate (23) is attached to the two sides of the positioning block (11), and the positioning block (11) and the abutting plate (23) are threadedly connected with a bolt B (231); one end of the half-arc plate (21) is fixedly connected with a fixed block (22), the two groups of fixed blocks (22) are threadedly connected through a bolt A (221), and one side of the half-arc plate (21) is provided with a positioning groove (24). The adjusting component (3) comprises a long plate (31) clamped in the positioning groove (24), the upper surface of the long plate (31) is provided with a movable groove (311), the inside of the long plate (31) is provided with a motor, the output end of the motor is fixedly connected with a lead screw (32), and the inside of the operation table (4) is provided with a movable plate which is slidingly connected in the movable groove (311) and is threadedly connected with the outside of the lead screw (32); One side of the operation table (4) is provided with a cleaning component (5) for cleaning the lens of the infrared thermometer (43), the cleaning component (5) comprises a bottom box (51) fixedly connected to one side of the operation table (4), the inside of the bottom box (51) is provided with a dust extraction assembly (54) for air extraction and dust removal, the inside of the cleaning component (5) is provided with an electric telescopic rod (52), the output end of the electric telescopic rod (52) is fixedly connected with a connecting block (53), the dust extraction assembly (54) comprises a lower plate (541) fixedly connected to the inner wall bottom surface of the bottom box (51), the upper end of the lower plate (541) is slidingly connected with a sleeve plate (544), the upper surface of the lower plate (541) is fixedly connected with a sealing plate (542), the sealing plate (542) is attached to the inner wall of the sleeve plate (544), the connecting block (53) is fixedly connected to one side of the sleeve plate (544), one side of the sleeve plate (544) is provided with a one-way pressure valve B (545), the one-way pressure valve B (545) is arranged correspondingly to the infrared thermometer (43), and the upper surface of the sealing plate (542) is provided with a one-way pressure valve A (543).

2. A furnace temperature monitoring device according to claim 1, characterised in that: One side of the long plate (31) is fixedly connected with a side plate (312), two groups of side plates (312) are symmetrically arranged, and a guide rod (33) is fixedly connected between the two groups of side plates (312), and the guide rod (33) penetrates the operation table (4).

3. A furnace temperature monitoring device according to claim 1, characterised in that: The lower plate (541) is fixedly connected with a communication pipe (512) on one side, a dust collecting groove (511) is arranged in the furnace body (1), the lower plate (541) is communicated with the inside of the dust collecting groove (511) through the communication pipe (512), and the dust collecting groove (511) is hingedly connected with a cleaning door on one side.

4. A furnace temperature monitoring device according to claim 3, characterised in that: The upper surface of the dust collecting assembly (54) is provided with a cleaning plate (56), the bottom surface of the cleaning plate (56) is fixedly connected with a moving block (547), the upper surface of the dust collecting assembly (54) is provided with a moving groove (546), the moving groove (546) is slidably connected in the moving block (547), one side of the cleaning plate (56) is fixedly connected with a magnetic plate (561), one side of the magnetic plate (561) is fixedly connected with a cleaning brush (562), the upper surface and the bottom surface of the infrared temperature measuring instrument (43) are both fixedly connected with magnetic blocks (431), the magnetic block (431) arranged on the upper surface of the infrared temperature measuring instrument (43) is magnetically attracted to the magnetic plate (561), and the magnetic block (431) arranged on the bottom surface of the infrared temperature measuring instrument (43) is magnetically repelled from the magnetic plate (561).

5. A furnace temperature monitoring device according to claim 4, characterised in that: The moving block (547) and the inner wall of the moving groove (546) are fixedly connected with springs (548).

6. A furnace temperature monitoring device according to claim 4, characterised in that: The bottom surface of the cleaning plate (56) is fixedly connected with elastic protrusions, the upper surface of the sleeve plate (544) is provided with clamping grooves (549), and the elastic protrusions and the clamping grooves (549) are correspondingly arranged.

7. A furnace temperature monitoring device according to claim 6, characterised in that: The upper surface of the sleeve plate (544) is fixedly connected with limiting plates (55), two groups of the limiting plates (55) are arranged, the two groups of limiting plates (55) are symmetrically arranged, and the cleaning plate (56) is slidably connected in the limiting plates (55).

8. The in-furnace temperature monitoring apparatus according to claim 1, characterized by: One side of the operation table (4) is fixedly connected with a fan (41), the fan (41) is arranged below the bottom box (51), and the air outlet direction of the fan (41) corresponds to the furnace body (1).

9. A furnace temperature monitoring device according to claim 8, characterised in that: The operation table (4) is provided with a temperature acquisition module for controlling the infrared temperature measuring instrument (43) to collect temperature data, one end of the temperature acquisition module is signal-connected with a 3D modeling module for generating a furnace body (1) model by using 3D Studio MAX software, one end of the 3D modeling module is signal-connected with a data conversion module for converting temperature data into color mapping, one end of the data conversion module is signal-connected with an image registration module for registering a thermal imaging image with a 3D model and marking a temperature value, and one end of the image registration module is signal-connected with a data import module for importing final registration model data into an electric arc furnace control system display screen.

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