CN210774394U - Detector and detection device for molten pool of aluminum tank - Google Patents
Detector and detection device for molten pool of aluminum tank Download PDFInfo
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- CN210774394U CN210774394U CN201921486766.XU CN201921486766U CN210774394U CN 210774394 U CN210774394 U CN 210774394U CN 201921486766 U CN201921486766 U CN 201921486766U CN 210774394 U CN210774394 U CN 210774394U
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Abstract
The utility model provides an aluminium groove molten bath detector, detection device, this detector includes: the measuring rod is used for acquiring temperature distribution data when standing in a molten pool and is also used for rotating in the molten pool to acquire potential distribution data; the head end and the tail end of the extension arm are correspondingly connected with the measuring rod and the handle; the extension arm is used for measuring the depth of the measuring rod inserted into the molten pool; the handle is internally provided with a processor and is used for comprehensively analyzing the received temperature distribution data and potential distribution data to obtain the layered thickness of the molten pool; and forming a molten pool detection data packet in which the temperature information, the potential information and the liquid level information are mapped mutually. The utility model discloses the temperature distribution data and the electric potential distribution data that the integrated analysis acquireed, both verify each other and distinguish the molten bath internal interface position, provide the molten bath detection data package that temperature information, electric potential information, liquid level information mapped each other in the molten bath layering, realize online automatic measure, eliminated lag and human factor's influence, ensured the timeliness and the accuracy of detection data.
Description
Technical Field
The utility model relates to a observe and control technical field, especially relate to an aluminium groove molten bath detector, detection device.
Background
In the production process of electrolytic aluminum, it is a crucial matter to keep various process parameters within the production requirement range. All parameters meet the requirements of technical standards, the electrolytic production process can be carried out stably, and the indexes of yield, quality, energy consumption and the like can reach relatively ideal levels.
At present, when an electrolytic aluminum factory measures the temperature in an electrolytic bath, a measuring method of manually inserting a thermocouple is generally adopted, because the position of the thermocouple in the electrolytic bath cannot be controlled, and human factors exist in the waiting time of the thermocouple reaching the thermal balance, in addition, the corrosion consumption of the thermocouple in molten electrolyte is large, and the difference also exists in the aspect of accuracy.
Aiming at five electrolysis process parameters of electrolyte level, aluminum level, polar distance, cathode voltage drop and electrolysis temperature, when the traditional manual measurement is carried out, a plurality of different measuring tools are needed to be used, and the measurement can be completed by a plurality of persons for many times, so that the labor intensity of measuring personnel is high, the total measurement cost of enterprises is high, and the measurement precision and the measurement reliability can not be guaranteed.
However, in the existing electrolytic aluminum production process, various electrolytic process parameters cannot be automatically measured on line, and the parameters cannot be accurately obtained in time due to the parameter hysteresis caused by human factors in manual measurement.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcomings of the prior art, an object of the present invention is to provide an aluminum bath detector and a detecting device, which are used for solving the problem that the aluminum bath can not be measured in time and accurately to obtain each electrolysis process parameter in the prior art.
In order to achieve the above objects and other related objects, the present invention provides an aluminum bath detector for detecting parameter information in a molten bath forms a molten bath detection data packet, including:
the measuring rod is used for acquiring temperature distribution data when standing in a molten pool and is also used for rotating in the molten pool to acquire potential distribution data;
the head end and the tail end of the extension arm are correspondingly connected with the measuring rod and the handle; the extension arm is used for measuring the depth of the measuring rod inserted into the molten pool;
the handle is internally provided with a processor and is used for comprehensively analyzing the received temperature distribution data and potential distribution data to obtain the layered thickness of the molten pool; and forming a molten pool detection data packet in which the temperature information, the potential information and the liquid level information are mapped mutually.
Another object of the utility model is to provide an aluminium groove molten bath detection device, include:
the detector is charged by the charging communication pile, and detection data of the molten pool of the aluminum tank are transmitted in the charging process of the detector.
As the above, the utility model discloses an aluminium groove molten bath detector, detection device have following beneficial effect:
the method comprises the steps of detecting by using a standing and rotating two-step method in a molten pool, respectively obtaining temperature distribution data and potential distribution data, comprehensively analyzing the temperature distribution data and the potential distribution data, mutually verifying and distinguishing the position of an inner interface of the molten pool, providing a molten pool detection data packet in which temperature information, potential information and liquid level information in a molten pool layer are mutually mapped, realizing on-line automatic measurement, eliminating the influence of hysteresis and human factors, and ensuring the timeliness and the accuracy of detection data.
Drawings
FIG. 1 shows an assembly view of an F-shaped lever type detector according to the present invention;
FIG. 2 is a schematic view of a rotating form of an F-shaped lever according to the present invention;
FIG. 3 is a schematic view of an F-shaped lever type detector of the present invention manually mounted on a ledge cover plate;
FIG. 4 is a diagram illustrating a temperature sensing state of an F-shaped lever type detector according to the present invention;
fig. 5 shows an operation diagram of the F-shaped lever type detector for detecting electric potential layer by layer according to the present invention;
FIG. 6 is a graph showing the relationship between the deflection angle of the measuring rod and the depth of the measuring rod inserted into the molten pool;
FIG. 7 is a view showing the relationship between the depth of insertion and the bottom of the molten bath according to the present invention;
fig. 8 shows a graph of the layered temperature rise curve and the temperature rise rate according to the present invention;
fig. 9 shows a layered potential variation diagram according to the present invention;
fig. 10 is a schematic view illustrating a structural function of a charging communication pile according to the present invention.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
In the following description, reference is made to the accompanying drawings that describe several embodiments of the application. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present application. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present application is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Spatially relative terms, such as "upper," "lower," "left," "right," "lower," "below," "lower," "above," "upper," and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature as illustrated in the figures.
Although the terms first, second, etc. may be used herein to describe various elements in some instances, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, the first steering oscillation may be referred to as a second steering oscillation, and similarly, the second steering oscillation may be referred to as a first steering oscillation, without departing from the scope of the various described embodiments.
An aluminum bath molten pool detector for detecting parameter information in the molten pool to form a molten pool detection data packet, comprising:
the measuring rod 1 is used for acquiring temperature distribution data when standing in a molten pool and is also used for rotating in the molten pool to acquire potential distribution data;
the head end and the tail end of the extension arm 2 are correspondingly connected with the measuring rod and the handle; the extension arm is used for measuring the depth of the measuring rod inserted into the molten pool;
the handle 3 is internally provided with a processor and is used for comprehensively analyzing the received temperature distribution data and potential distribution data to obtain the layered thickness of the molten pool; and forming a molten pool detection data packet in which the temperature information, the potential information and the liquid level information are mapped mutually.
In the embodiment, the aluminum bath molten pool comprises an aluminum solution and an electrolyte, wherein the bottom of the molten pool comprises a bath shell steel plate at the bottom of the molten pool, and a cathode steel bar and a cathode carbon brick are sequentially arranged above the bath shell steel plate; the aluminum solution is placed in a groove built by the cathode carbon bricks, and an anode carbon block and an anode steel claw are sequentially arranged above the electrolyte. And examine measuring stick, extension arm and handle and can become the linear type setting, for example, the extension arm still can be the L type, or other shapes, in addition, the extension arm still can be the arm form, as long as can ensure that the detector can normally work can.
In addition, the detector can detect the detection data packet of the molten pool of the aluminum bath, but can also be applied to detecting the corresponding data packet of the molten pool in other metal smelting processes.
Referring to fig. 1, an assembly view of an F-shaped lever type detector according to the present invention further includes, on the basis of the above embodiment:
the supporting seat 4 is arranged below the extension arm 2, the extension arm 2 performs lever motion by taking the supporting seat 4 as a center, and the height of the measuring rod 1 in the molten pool is lifted; specifically, extension arm 2 can be linear type or L type, and this supporting seat 4 is used for supporting the extension arm motion, and convenience of customers utilizes handle 3 to operate examination measuring staff 1.
In an embodiment, the measuring rod 1 is connected below the extension arm 2 and forms an F-shaped lever type detector (for short, F) with the support seat 4 and the handle 3, wherein the measuring rod 1, the support seat 4, the extension arm 2 and the handle 3 are assembled by connecting methods such as a clamping sleeve, a thread and a bolt, the support seat 4 is used as a fulcrum, the handle 3 at the tail end of the acting force is used, the extension arm 2 is used for driving the measuring rod 1 at the front end in a lever mode, and the lifting motion is performed in the molten pool detection process.
In another embodiment, the measuring rod 1 comprises a temperature measuring set rod 12 and a potential probe part 11, wherein the potential probe part 11 is arranged at the bottom end (measuring rod end) of the measuring rod 1 and is used for detecting potential information of a molten pool; the temperature measuring collecting rod 12 is arranged at the upper end of the measuring rod 1 and is used for collecting temperature information of a molten pool, namely, the temperature measuring collecting rod 12 and the potential probe part 11 are sequentially connected from top to bottom in an aluminum bath.
Specifically, the potential probe component 11 is a plurality of exposed tungsten electrodes insulated and isolated from each other, and a redundant arrangement is formed to prevent the exposed tungsten electrodes from being damaged and being incapable of normally measuring potential.
Specifically, a plurality of thermometers are embedded (mounted) in the inner wall of the temperature measurement collecting rod 12; the thermometers are longitudinally arranged and redundantly distributed on the inner wall of the temperature measuring collecting rod at the same height.
Wherein, because the superiors of molten bath are the parameter of electrolyte condensation casing, and to production, the importance is low, and it is more important to walk the data of surveying down in the aluminium groove molten bath more, consequently, multiseriate redundancy's thermometer from top to bottom is in according to sparse mode longitudinal arrangement after intensive earlier temperature measurement set pole inner wall can prevent on the one hand that partial thermometer from damaging causes the unable normal situation of measuring the interior temperature of molten bath, and on the other hand, the sparse intensive distribution design of thermometer can keep the collection of important temperature data.
In another embodiment, the extension arm 2 is L-shaped and has a tilt meter 21 at its front end for measuring the tilt angle of the rod 1, wherein the tilt angle 21 is a function of the depth of the rod 1 into the bath.
Specifically, the extension arm is provided with a balance lifting handle 23 which can adjust the gravity center of the detector and can slide along the extension arm, the extension arm is provided with an inclination instrument, and the vertical or horizontal angle of the detection measuring rod is monitored when the detection working state is carried out; and the balance lifting handle which can adjust the gravity center of the F-shaped lever and can slide is convenient for manual carrying and carrying.
Specifically, the extension arm 2 is in a hollow tubular shape, a cable or an optical fiber is laid in the extension arm, the data collected by the measuring rod 1 and the inclination meter 21 are transmitted to the connected processor 31 by utilizing a wired transmission mode laid in the hollow tube, and the transmission is more reliable and stable compared with a wireless transmission mode.
Specifically, the tail end of the extension arm is embedded with a display screen 22 for a user to check the detection state of the molten pool, for example, a groove is formed in the surface of the tail end of the extension arm, an operation display screen is embedded, and the detection process state is observed.
In another embodiment, the supporting base 4 includes a rotating hinge and a supporting base, and the extension arm is fixed on the supporting base and rotates the detector around the rotating hinge.
Specifically, the rotating hinge is used as a rotating circle center of the F-shaped lever, and the supporting base provides supporting force for the F-shaped lever type detector.
In another embodiment, the handle 3 is sleeved with a non-slip and heat-insulation sheath for convenient hand-held operation.
The tail end of the handle 3 is embedded with a reference electrode lead 32, wherein a bare reference electrode lead is led out from the tail end, when the F-shaped lever type detector works, the bare reference electrode lead naturally falls to be communicated with a ground platform of an electrolysis workshop to serve as a working grounding electrode of a processor circuit, and the bare reference electrode lead also serves as a communication antenna for wireless transmission during communication.
In other embodiments, a power module for supplying power to the processor, the communication module and the display screen in the extension arm is installed in the handle 3, and the power module can be charged. The processor 31 collects the same instantaneous temperature, electric potential and skewness signals, stores the signals as a molten pool detection data packet after calculation and analysis, and has the function of transmitting the data packet to the outside.
Referring to fig. 2, a schematic diagram of a rotation form of an F-shaped lever is shown, and by applying a lever principle, a force is manually applied to a handle 4, a support base 3 is taken as a fulcrum, an extension arm 2 is rotated, and a measuring rod 1 at the front end is driven in a lever form to move up and down in a molten pool according to a fixed circular track.
Referring to fig. 3, a schematic diagram of an F-shaped lever type detector manually erected on a ledge cover plate, after a display operation screen is provided with a slot number position, an exhaust hole left by aluminum crust breaking is utilized, firstly, the F-shaped lever type detector is nearby on the electrolytic aluminum ledge cover plate, the position of a supporting seat is manually found, then, the F-shaped lever type detector is rotated, a front end detection rod is moved downwards, the front end detection rod is directly inserted into a molten pool of an electrolytic aluminum bath through the crust breaking exhaust hole, and when the cold detection rod is in a standing state, the temperature distribution is sensed; the working state is shown in fig. 4, the standing sensing temperature state diagram of the F-shaped lever type detector is shown, and after an operation screen is waited to be displayed and an acousto-optic prompt is sent, the completion of the standing sensing temperature distribution acquisition process is indicated;
and then slowly and reversely rotating, lifting the measuring rod, detecting the potential intensity distribution layer by layer, wherein the working state is shown in figure 5, the F-shaped lever type detector detects the potential intensity distribution layer by layer, waiting for the display operation screen, and sending out an acousto-optic prompt to indicate that the acquisition of the detection potential intensity distribution layer by layer is finished or prompting to do lifting action again until the prompt finishes the operation.
Through the crust breaking exhaust hole, the depth of the measuring rod inserted into the molten pool is closely related to the shape and the deflection angle of the F-shaped lever type detector.
In fig. 4 to 5, the structure of the molten pool of the aluminum tank includes, from bottom to top: the detection device comprises a cell shell steel plate L1, a cathode steel bar L2, a cathode carbon brick L3, an aluminum solution L4, an electrolyte L5, an anode carbon block L6 and an anode steel claw L7, wherein an F-shaped lever type detector L is arranged on a ledge cover plate L8, a reference electrode lead 32 is arranged at the tail end of the F-shaped lever type detector L, and the reference electrode lead 32 is connected with a platform ground L9.
Referring to FIG. 5, it is a diagram of the temperature sensing state of the F-shaped lever type detector when standing still, the distance between the ledge cover plate and the electrolytic aluminum cell is fixed and known in the drawing when the electrolytic aluminum cell is designed and manufactured; the support base height B of the F-shaped lever is also fixed and known in size after fabrication. The size of the distance A + B between the bottom surface of the molten pool and the rotating circle center of the F-shaped lever can be obtained by referring to a drawing or even actual measurement.
In addition, referring to fig. 6, in order to illustrate the relationship between the deflection angle of the measurement rod and the depth of the molten pool, the F-shaped lever rotates to move along a circular track with a fixed radius R with the supporting seat as a central point, and for convenience of description, the diagram arbitrarily cuts three points:
at the position 1, when the skewness is 0 degree, the insertion depth a of the measuring rod takes the rotating circle center of the F-shaped lever as a starting point and the exposed tungsten electrode as an end point;
in the position 2, when the skewness is 15 degrees, the insertion depth b of the measuring rod is detected;
at the position 3, when the deflection degree is 25 degrees, the insertion depth c of the measuring rod is detected; by analogy … …
The insertion depth l-f can be easily obtained by geometric calculation or fitting the measured deflection angle α and the measured parameters of abc … …(α,R)The function, i.e., the skew angle α and the trajectory circle radius R, is a function of the plunge pool depth.
At a known overall height a + B dimension, insertion depth l ═ f(α,R)In the case of the relational expression, as shown in FIG. 7, the height of the tungsten electrode exposed from the bottom surface of the electrolytic aluminum cell to the measuring rod is shown as a graph of the position of the insertion depth from the bottom surface of the molten pool:
total height-insertion depth (a + B) -f(α,R)In the formula, the deflection angle α is variable, and the other values are fixed constant values, and the height L of the measuring rod from the bottom surface of the cell is mapped.
In other words, a relation function of the deflection angle α of the measuring rod and the depth of the measuring rod inserted into the molten pool is established, and the height L of the position of the measuring rod in the molten pool can be converted and known after the deflection angle α is actually measured.
As is known to all, the molten pool of the electrolytic aluminum tank is divided into a bottom layer ① molten metal aluminum, a middle layer ② molten electrolyte and an upper layer ③ electrolyte condensation shell, and the three substances have different forms and different temperature and potential characteristics.
Referring to fig. 8, a layered temperature rise curve and temperature rise rate diagram shows that a cold measurement rod is inserted into a high temperature molten pool and then partially positioned in a homogeneous aluminum melt of the bottom layer ①. due to the good thermal conductivity of the metal, the curve and temperature rise rate diagram for detecting the temperature rise to about 1000 ℃ are maintained in a smooth parabolic shape.
The part of the cold measuring rod surface solidified in the middle layer ② molten electrolyte liquid undergoes the processes of thickening, stabilizing, thinning and melting due to the surface cohesiveness of the molten salt, the jump point is instantly broken after the solidified is melted, namely the primary crystal temperature, and the curve and the temperature rise rate form of the detected temperature rising to about 1000 ℃ are all represented as the rough parabolic state with the jump point.
The other sections of the electrolyte condensation shell placed in the upper layer ③ are generally identified by temperatures below 700 c.
When the temperature rise rate of the upper layer, the middle layer and the lower layer approaches zero, the sensing temperature distribution data containing the deflection angle information is collected and kept still.
According to the temperature rising curve and the temperature rising rate, each thermometer is in ① aluminum metal melt or ② molten electrolyte liquid and ③ electrolyte condensation shell.
After the deflection angle α is measured, the measured deflection angle is measured by L ═ A + B) -f(α,R)Conversion is carried out, and under the condition that the height L of the measuring rod in the molten pool is obtained, the specific position height (depth) of sparse and dense distribution design of a plurality of thermometers arranged along the longitudinal direction can be clearly expressed, the thicknesses of ① metal aluminum melt and ② molten electrolyte liquid are further mapped, and particularly after the approximate position of an interface is determined, the temperature of the metal aluminum melt, the temperature of the molten electrolyte liquid and the primary crystal temperature are collected and stored in a layered mode.
Then the electrode is lifted, as shown in fig. 9, the layered potential variation diagram shows that the tungsten electrode is located in the homogeneous bottom layer ① aluminum metal melt, the potential of the metal is uniform, and the average voltage is about 3.4V;
the end electrode is gradually lifted into the molten electrolyte liquid of the middle layer ②, the potential in the molten salt with the semiconductor characteristics is gradually attenuated, and is gradually reduced from high voltage of 3.4V to low voltage of 0.7V, which obviously corresponds to two inflection points of 3.4V and 0.7V.
The electrodes further passed through the upper ③ electrolyte condensation shell and were at an average low voltage of 0.7V, which remained essentially unchanged.
Similarly, the electrode passes through the molten pool layer by layer, the sensing potential distribution data containing deflection angle information during rotation is collected, the thicknesses of the metal aluminum melt and the ② molten electrolyte liquid are mapped ① according to the potential intensity change and the inflection point, and particularly after the approximate position of the interface is determined, the potential of the stored metal aluminum melt, the potential of the molten electrolyte liquid and the potential intensity of an electrolyte condensation shell are respectively recorded.
According to the interface layering identification basis, the interface level between ① metal aluminum molten liquid and ② molten electrolyte liquid corresponds to a temperature rising curve and a temperature rise rate morphological variation and a turning point at which the potential of a molten pool begins to attenuate from 3.4V, and the interface level between ② molten electrolyte liquid and ③ electrolyte condensation shell satisfies the conditions that the temperature is lower than 700 ℃ and the low platform voltage is 0.7V.
Therefore, on the aspect of interface layering identification, the temperature and potential double-parameter mutual verification environmental conditions exist, and through fault-tolerant comprehensive analysis, more reliable interface layering thickness data can be provided, and the accuracy and reliability of the data are improved.
Summarizing, the temperature information comprises collected deflection angle corrected redundant temperature distribution data such as the temperature of the metal aluminum melt, the temperature of the molten electrolyte and the primary crystal temperature when the molten metal is placed still, the potential information comprises collected redundant potential intensity distribution data such as the potential of the metal aluminum melt, the potential of the molten electrolyte and the potential intensity of an electrolyte condensation shell, which are converted into the height from the bottom surface of a molten pool through the deflection angle when the molten metal is detected layer by layer, two groups of original data are further provided with interface layering thickness data among ① metal aluminum melt, ② molten electrolyte and ③ electrolyte condensation shell after fault-tolerant comprehensive analysis by a processor arranged in a handle, and finally the data are mapped into a molten pool detection data packet containing the temperature, the potential and the liquid level information.
After the detection is finished, the F-shaped lever type detector is manually carried to a relatively safe station, the balance lifting handle is aligned to the hanging positioning nail and is hung on the charging communication pile frame,
referring to fig. 10, a lever type molten pool detecting device for an aluminum bath comprises the above-mentioned molten pool detector F for an aluminum bath and a charging communication post 8 (not shown), wherein the charging communication post 8 charges the detector, and transmits the detection data of the molten pool of the aluminum bath during the charging process of the detector.
In one embodiment, the charging communication post 8 includes a hanging rack 6, a charging manager 81, a communication module 85 and a status indicator 84; the detector is placed on the hanging rack 6 by using hanging positioning nails 82; the charging manager 81 is used for managing the charging of the detector; the communication module 85 is used for the detector to transmit detection data in a networking way; the status indicator light 84 is used to display the detector charging and communication status.
Specifically, taking an F-shaped lever type detector of a detection measuring molten pool as an example, the device is matched with a charging communication pile capable of transmitting information, and two types of standard configuration equipment are formed; wherein, a plurality of F shape lever type detectors and a plurality of communication stake of charging can match the combination to use wantonly.
In this embodiment, as shown in the structural functional diagram of the charging communication pile, the wireless communication router automatically searches for a communication link of the F-shaped lever type detector processor, and establishes communication butt-joint interconnection by means of the reference electrode antenna; the signal conversion isolator 83 converts the molten pool detection data packet into a field bus format, uploads the data packet to the electrolytic molten pool management system, and downloads configuration parameters such as updated L ═ A + B) -f(α,R)Constant term coefficients in the function, etc.
Meanwhile, the wireless charging manager starts to charge the F-shaped lever type detector for power supply, and the charging manager has the functions of quick charging and conventional charging management, such as battery parameter acquisition, state prediction, safety assessment, battery replacement prediction and the like.
And a cooling and blowing device 7 for reducing the surface temperature of the measuring rod of the detector is arranged on one side of the hanging rack 6, the cooling and blowing device 7 can be a water-cooling and blowing cooling facility or an air blowing and blowing cooling facility, the air blowing and cooling facility is preferably selected, once the hanging rack is hung in place, the measuring rod at the front end is immediately cooled, a cold measuring rod is created, and the condition of repeated use after the measuring rod is inserted into a high-temperature molten pool is created.
At the moment, the charging communication pile automatically searches the link, transmits the data packet, manages the charging state, and starts the blowing and cooling, and the state prompt lamp on the panel displays the state.
The utility model provides a pair of data detection work flow in aluminium groove molten bath, include:
step S1, obtaining the motion track of the detector, and obtaining the depth of the detector in the molten pool according to the motion track;
the detector moves in a circular track by taking the supporting seat as the circle center, and a functional relation between the deflection angle and the depth of the deflection angle inserted into the molten pool is established; and reversely calculating the depth of the detector in the molten pool according to the deflection angle detected by the detector by utilizing the functional relation.
Step S2, acquiring temperature distribution data of a molten pool when the detector is placed in the molten pool;
step S3, changing the height of the detector to detect the potential intensity layer by layer so as to obtain potential distribution data of the molten pool;
and step S4, comprehensively analyzing the molten pool layered thickness according to the temperature distribution data and the electric potential distribution data to form a molten pool detection data packet in which the temperature information, the electric potential information and the liquid level information are mapped mutually.
Comprehensively analyzing the layered thickness of the molten pool interface according to a temperature rising curve in temperature distribution data, a temperature rate form and potential intensity change and inflection points in potential distribution data; and forming a molten pool detection data packet in which the temperature information, the potential information and the liquid level information are mapped mutually.
In this embodiment, taking an artificially erected F-lever type detector as an example, firstly, a function of the deflection angle and the insertion depth of the measurement rod is established, and after the deflection angle is actually measured, the position (depth or liquid level information) of the measurement rod in the molten pool can be known through conversion; secondly, inserting a cold state measuring rod into a high-temperature molten pool of the electrolytic aluminum tank, and standing to sense temperature distribution; rotating the lifting measuring rod to detect the potential intensity distribution layer by layer; and then, according to a temperature rising curve and a temperature rise rate form in temperature distribution, combining potential intensity change and inflection points in potential intensity distribution, comprehensively analyzing, providing a molten pool interface layered thickness, and mapping into a molten pool detection data packet containing temperature, potential and liquid level information.
After the detection is finished, finally, the F-shaped lever type detector can be hung on the charging communication pile rack, and on one hand, a molten pool detection data packet is transmitted to an electrolytic molten pool management system; and on the other hand, the power supply and management and maintenance are carried out.
In conclusion, the first step is that the F-shaped lever type detector is assembled, two steps of standing and rotating in a molten pool are used for detecting, temperature and potential distribution data are respectively obtained, the interface position in the molten pool is identified through mutual verification, layered comprehensive information of temperature, potential and liquid level is provided, and the molten pool detection efficiency is high; secondly, the F-shaped lever type detector and the charging communication pile are two standardized customized devices, so that the consistency of the detection process is guaranteed, data are collected and verified and analyzed in redundant configuration, and the reliability and comparability of the data are enhanced; thirdly, the integration of electric quantity supply and data packet transmission is realized, the process is simple, and the interchangeability is good. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (13)
1. An aluminum bath molten pool detector for detecting parameter information in the molten pool to form a molten pool detection data packet, comprising:
the measuring rod is used for acquiring temperature distribution data when standing in a molten pool and is also used for rotating in the molten pool to acquire potential distribution data;
the head end and the tail end of the extension arm are correspondingly connected with the measuring rod and the handle; the extension arm is used for measuring the depth of the measuring rod inserted into the molten pool;
the handle is internally provided with a processor and is used for comprehensively analyzing the received temperature distribution data and potential distribution data to obtain the layered thickness of the molten pool; and forming a molten pool detection data packet in which the temperature information, the potential information and the liquid level information are mapped mutually.
2. The aluminum cell puddle probe as defined in claim 1, further comprising: the extension arm takes the support seat as the center to do lever motion, and the height of the measuring rod in the molten pool is lifted.
3. The aluminum bath detector of claim 2, wherein said gauge bar is connected below said extension arm and forms an F-lever detector with said support base and handle.
4. The aluminum bath molten pool detector as recited in claim 1, wherein the measuring rod comprises a temperature measuring set rod and a potential probe component, and the potential probe component is arranged at the bottom end of the measuring rod and is used for detecting potential information of a molten pool; the temperature measurement collecting rod is arranged at the upper end of the detection rod and used for collecting temperature information of a molten pool.
5. The aluminum bath molten pool detector of claim 4, wherein the potential probe component is a plurality of exposed tungsten electrodes insulated and isolated from each other.
6. The aluminum bath pool detector of claim 4, wherein a plurality of thermometers are embedded in the inner wall of the temperature measurement collector bar; the thermometers are longitudinally arranged and redundantly distributed on the inner wall of the temperature measuring collecting rod.
7. The aluminum bath molten pool detector as recited in claim 6, wherein the thermometers are longitudinally arranged on the inner wall of the temperature measuring collector from top to bottom in a sparse-first-dense manner.
8. An aluminium bath probe as claimed in claim 1 wherein the extension arm is L-shaped and has a distal end provided with a deflectometer for measuring the deflection angle of the dipstick, wherein the deflection angle is a function of the depth of insertion of the dipstick into the bath.
9. An aluminium bath probe according to claim 1 or 8, wherein the extension arm is provided with a balance handle for adjusting the probe centre of gravity and being slidable therealong.
10. The aluminum bath detector according to claim 2 or 3, wherein the support base comprises a rotating hinge and a support base, and the extension arm is fixed on the support base to rotate the detector around the rotating hinge.
11. An aluminum bath molten pool detection device, characterized by comprising: the use of the aluminum bath detector and the charging communication post as recited in any one of claims 1 to 10, wherein the charging communication post charges the detector and transmits the detection data of the aluminum bath during the charging process of the detector.
12. The aluminum bath detection device of claim 11, wherein the charging communication stub comprises a hanging rack, a charging manager, a communication module and a status indicator light; the detector is placed on the hanging rack by using hanging positioning nails; the charging manager is used for managing the charging of the detector; the communication module is used for the detector to transmit detection data in a networking way; the state prompting lamp is used for displaying the charging and communication states of the detector.
13. The aluminum bath detection apparatus of claim 12, wherein a cooling purge device for reducing the surface temperature of the probe dipstick is mounted to one side of the hitch frame.
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| CN201921486766.XU CN210774394U (en) | 2019-09-06 | 2019-09-06 | Detector and detection device for molten pool of aluminum tank |
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| CN201921486766.XU CN210774394U (en) | 2019-09-06 | 2019-09-06 | Detector and detection device for molten pool of aluminum tank |
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| CN201921486766.XU Active CN210774394U (en) | 2019-09-06 | 2019-09-06 | Detector and detection device for molten pool of aluminum tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501080A (en) * | 2019-09-06 | 2019-11-26 | 中冶赛迪重庆信息技术有限公司 | Aluminium slot molten bath detector, detection device and method |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501080A (en) * | 2019-09-06 | 2019-11-26 | 中冶赛迪重庆信息技术有限公司 | Aluminium slot molten bath detector, detection device and method |
| CN110501080B (en) * | 2019-09-06 | 2024-02-13 | 中冶赛迪信息技术(重庆)有限公司 | Aluminum tank molten pool detector, detection device and method |
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