CN219589799U - An automatic temperature measurement and sampling device for molten iron in the converter area - Google Patents

Abstract

The utility model provides an automatic temperature measurement sampling device for molten iron in a converter region. The hot metal ladle transferring device is arranged on the hot metal ladle transferring device, the hot metal ladle transferring device moves to the lower side of the working platform in a detection state, the temperature measuring device and the sampling device are vertically movably arranged above the working platform, and holes for the temperature measuring device and the sampling device to pass through are formed in the working platform. According to the utility model, the temperature measuring device and the sampling device arranged on the working platform are used for measuring and sampling molten iron in a converter region, so that automation of the whole temperature measuring and sampling process is realized, manual participation is reduced, the working efficiency is improved, the labor intensity of operators is reduced, and meanwhile, the harm to the operators caused by molten iron blasting is avoided.

Description

A device for automatic temperature measurement and sampling of molten iron in the converter area

technical field

The utility model relates to the technical field of metallurgy, in particular to an automatic temperature measurement and sampling device for molten iron in a converter area.

Background technique

At present, in the converter area of the steelmaking plant, after the molten iron in the torpedo tank is folded into the molten iron tank, the temperature measurement and sampling of the molten iron requires the operator to manually carry out the operation beside the molten iron tank. The automation rate is low and the efficiency is low, and the operator is close to the molten iron tank. , There is a danger of molten iron bursting and scalding during operation.

Utility model content

According to the technical problem raised above, an automatic temperature measurement and sampling device for molten iron in the converter area is provided.

The technical means adopted in the utility model are as follows:

An automatic temperature measurement and sampling device for molten iron in a converter area, comprising a molten iron tank transfer device, a working platform, a temperature measuring device and a sampling device arranged on the working platform, the molten iron tank is arranged on the molten iron tank transfer device, and the molten iron tank transfer device is in the Move to the bottom of the working platform in the detection state, the temperature measuring device and the sampling device can be vertically moved above the working platform, and the working platform is provided with a hole for the temperature measuring device and the sampling device to pass through.

Further, the temperature measuring device includes a temperature measuring gun, a temperature measuring gun trolley and a temperature measuring gun trolley track, the temperature measuring gun trolley can move vertically on the temperature measuring gun trolley track, and the temperature measuring gun is installed On the temperature measuring gun trolley, a detachable temperature measuring probe is installed at the output end of the temperature measuring gun.

Further, the sampling device includes a sampling gun, a sampling gun trolley and a sampling gun trolley track, the sampling gun trolley can move vertically on the sampling gun trolley track, and the sampling gun is installed on the sampling gun trolley , a detachable sampling probe is installed at the output end of the sampling gun.

Further, the working platform is also equipped with a probe chamber and a recycling box for used probes, which are respectively used for loading temperature measuring devices, probes for sampling devices, and discarded probes for temperature measuring devices and sampling devices.

Further, an intelligent robot is also provided on the working platform, which is used for installing a temperature measuring probe on the temperature measuring gun of the temperature measuring device, and installing a sampling probe on the sampling gun of the sampling device.

Further, a radar level gauge is installed below the working platform.

Further, the molten iron tank transfer device includes a mobile trolley, which can move along a predetermined track.

Further, the mobile trolley includes a weighing trolley, capable of measuring the weight of the molten iron tank while transferring the molten iron tank.

Further, the molten iron tank transfer device obtains its position information on the track based on the fixed-point laser ranging sensor, and then can move to a position under the working platform under the detection state to be detected by the temperature measuring device and the sampling device.

The utility model completes the temperature measurement and sampling of the molten iron in the converter area through the temperature measurement device and the sampling device arranged on the working platform, realizes the automation of the entire temperature measurement and sampling process, reduces manual participation, improves operation efficiency, reduces the labor intensity of operators, and avoids The injury caused by the explosion of molten iron to the operator.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings that need to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings on the premise of not paying creative labor.

Fig. 1 is a schematic diagram of the overall structure in the embodiment of the utility model.

Fig. 2 is the electrical schematic diagram of the PLC control system in the embodiment of the utility model.

In the figure: 1. Temperature measuring gun trolley, 2. Temperature measuring gun encoder, 3. Temperature measuring gun, 4 Temperature measuring probe, 5. Temperature measuring hole, 6. Sampling gun trolley, 7. Sampling gun encoder, 8. Sampling gun, 9. Sampling probe, 10. Sampling hole, 11. Hot metal tank, 12. Weighing trolley, 13. Laser ranging sensor, 14. Intelligent robot, 15. Probe chamber, 16. Camera, 17. Radar liquid Position meter, 18. Track, 19. Working platform, 20. Waste probe recycling box, 21. Temperature measuring gun trolley track, 22. Sampling gun trolley track.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example 1

As shown in Figure 1, the embodiment of the utility model discloses an automatic temperature measurement and sampling device for molten iron in the converter area, including a molten iron tank transfer device, a working platform 19, a temperature measuring device and a sampling device arranged on the working platform 19, a molten iron tank 11 is arranged on the molten iron tank transfer device, and the molten iron tank transfer device moves to the bottom of the working platform 19 under the detection state, and the temperature measuring device and the sampling device can be vertically moved above the working platform, and the working The platform is provided with holes for the passage of the temperature measuring device and the sampling device, that is, the temperature measuring hole 5 and the sampling hole 10 . The working principle of the utility model is that after the torpedo tank folds the molten iron into the molten iron tank 11 on the weighing trolley 12, the weighing trolley 12 is moved to the bottom of the working platform 19, and the temperature measurement device and the sampling device are used to obtain the hot metal in the molten iron tank 11. The temperature of the molten iron is obtained and a sample is obtained, and then the weighing trolley 12 drives out to transport the molten iron tank 11 to the next station.

Example 2

On the basis of Example 1, as an optional implementation, the temperature measuring device includes a temperature measuring gun 3, a temperature measuring gun trolley 1 and a temperature measuring gun trolley track 21, and the temperature measuring gun trolley 1 can measure temperature Vertical movement is carried out on the gun trolley track 21 , the temperature measuring gun 3 is installed on the temperature measuring gun trolley 1 , and a detachable temperature measuring probe 4 is installed on the output end of the temperature measuring gun 3 .

Described sampling device comprises sampling gun 8, sampling gun dolly 6 and sampling gun dolly track 22, and described sampling gun dolly 6 can carry out vertical movement on sampling gun dolly track 22, and described sampling gun 8 is installed on the sampling gun dolly track 22. On the gun trolley 6, a detachable sampling probe 9 is installed at the output end of the sampling gun 8. The movement of the above-mentioned device makes the corresponding probe obtain the temperature of the molten iron in the molten iron tank 11 and obtain a sample.

Example 3

The working platform 19 is also provided with a probe chamber 15 and a waste probe recovery box 20, which are respectively used for loading temperature measuring devices, probes for sampling devices, and discarded probes for temperature measuring devices and sampling devices.

In one of the optional implementations, the routine operations in the above embodiments can be manually completed, such as controlling the movement of the temperature measuring device and sampling device, controlling the installation and disassembly of the probe, etc., to complete the normal operation of this embodiment As other optional embodiments, the utility model can complete the above work in an intelligent manner, specifically, an intelligent robot 14 is also provided on the working platform, which is used to install a temperature measuring gun for a temperature measuring device. The temperature probe and the sampling gun of the sampling device are equipped with sampling probes.

Specifically, the molten iron tank transfer device includes a mobile trolley, and the mobile trolley can move along a predetermined track 18 below the working platform 19 .

As an extended implementation of the above technical solution, the mobile trolley includes a weighing trolley 12, capable of measuring the weight of the molten iron tank while transferring the molten iron tank.

Wherein, the molten iron tank transfer device obtains its position information on the track based on the fixed-point laser ranging sensor 13, and then can move to a position under the working platform under the detection state to be easily detected by the temperature measuring device and the sampling device.

Example 4

As an optional implementation, a radar level gauge 17 is installed below the working platform.

As an optional implementation, the entire operation process can also be observed by setting the camera 16 for remote monitoring.

As shown in FIG. 2 , as an optional implementation, the signals of the temperature measuring gun encoder 2 , the sampling encoder 7 , the laser range finder 13 , and the radar level gauge 17 are connected to the upper computer PLC.

In this embodiment, the motor of the temperature measuring gun trolley 1, the motor of the sampling gun trolley 6 and the motor of the weighing trolley 12 are all driven by frequency converters to realize the high-low speed conversion control of the motors. Use the laser range finder 13 (model: laser range finder-DT1000-S11101) to detect the position of the weighing trolley 12, control the weighing trolley 12 to run to the set measurement and sampling work position, and connect the position detection signal and the trolley control signal. into the PLC system. The radar level gauge 17 is used to measure the liquid level height of the molten iron in the molten iron tank 11, transmit the signal to the PLC, and guide the temperature measuring probe 4 and the sampling probe 9 to be inserted into the depth of the molten iron through calculation. The temperature measuring device and the sampling device are respectively equipped with a temperature measuring gun encoder 2 and a sampling encoder 7, and the temperature measuring gun encoder 2 and sampling encoder 7 are used to measure the actual positions of the temperature measuring gun trolley 1 and the sampling gun trolley 6, The signal is connected to the upper computer PLC control system. The upper computer PLC communicates with the frequency converter and the intelligent robot through Profibus field bus networking. In the central control room, there is an HMI connected to the upper computer PLC for operation control and temperature measurement. Sampling process and results.

The working principle of this embodiment is: after the torpedo tank folds the molten iron into the molten iron tank 11 on the weighing trolley 12, the weighing trolley 12 runs to the temperature measurement and sampling position set by the program, and stops accurately. The radar level gauge 17 measures the molten iron level H1 in the molten iron tank 11, transmits the signal to the PLC, and calculates the depths H2 and H3 that the temperature measuring probe 4 and the sampling probe 9 need to be inserted into the molten iron level through the PLC program. Select the one-key temperature measurement and sampling button on the HMI screen, the motor of the temperature measurement gun trolley 1 and the motor of the sampling gun trolley 6 move to the molten iron tank 11 under the drive of the frequency converter, and the temperature measurement gun encoder 2 and the sampling encoder 7 measure the temperature measurement gun in real time The position of the trolley 1 and the sampling gun trolley 6 and the position signal is fed back to the upper computer PLC, and accurate parking is realized through the preset deceleration position and stop position. After the measurement and sampling operations are completed, the temperature measurement gun trolley 1 motor and the sampling gun trolley 6 The motor runs in the opposite direction, and the temperature measuring gun trolley 1 and the sampling gun trolley 6 are lifted back to the standby position. After the upper computer PLC receives the signal that the temperature measuring gun trolley 1 and the sampling gun trolley 6 arrive at the standby position, it sends instructions to the intelligent robot 14, and the intelligent robot removes the temperature measuring probe 4 from the temperature measuring gun 3 and throws them into the molten iron tank below. , go to the probe compartment 15 to get a new temperature measuring probe 4 and install it on the temperature measuring gun 3, then remove the sampling probe 9 on the sampling gun 8 and put it back into the sampling probe recovery box 20, go to the probe compartment 15 to get a new one The temperature measurement probe 4 is installed on the sampling gun 8, waiting for the next temperature measurement and sampling work.

Adding the system process display function of temperature measurement and sampling in the HMI, the craftsman can intuitively understand the progress of the entire process, and at the same time view each action process in real time through the monitoring device 16.

The upper computer PLC calculates and unifies the data of all parties and coordinates the actions of each equipment. Compared with the traditional manual temperature measurement and sampling of molten iron, the automatic temperature measurement and sampling device has a high safety factor, reliable and stable operation, and a high hit rate.

The temperature measuring gun encoder, sampling encoder, laser rangefinder, radar liquid level gauge, etc. used in this embodiment can all use the existing technology, and the connection relationship between these devices and the upper computer PLC is also the conventional setting of the existing technology .

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the various embodiments of the present invention Scope of technical solutions.

Claims (9)

1. The utility model provides a regional molten iron automatic temperature measurement sampling device of converter, its characterized in that includes hot metal bottle transfer device, work platform and sets up temperature measuring device, the sampling device on work platform, and the hot metal bottle sets up on hot metal bottle transfer device, hot metal bottle transfer device removes the below to work platform under detection state, temperature measuring device and sampling device all can set up in the work platform top with vertical movement, be equipped with the hole that supplies temperature measuring device and sampling device to pass through on the work platform.

2. The automatic temperature measurement sampling device for molten iron in a converter area according to claim 1, wherein the temperature measurement device comprises a temperature measurement gun, a temperature measurement gun trolley and a temperature measurement gun trolley track, the temperature measurement gun trolley can vertically move on the temperature measurement gun trolley track, the temperature measurement gun is installed on the temperature measurement gun trolley, and a detachable temperature measurement probe is installed at an output end of the temperature measurement gun.

3. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 1, wherein the sampling device comprises a sampling gun, a sampling gun trolley and a sampling gun trolley track, the sampling gun trolley can vertically move on the sampling gun trolley track, the sampling gun is installed on the sampling gun trolley, and a detachable sampling probe is installed at an output end of the sampling gun.

4. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 1, wherein the working platform is further provided with a probe bin and a waste probe recycling box, which are respectively used for loading the temperature measurement device and the probe for the sampling device and the probe for the waste temperature measurement device and the probe for the sampling device.

5. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 1, wherein the working platform is further provided with an intelligent robot for installing a temperature measurement probe on a temperature measurement gun of the temperature measurement device and installing a sampling probe on a sampling gun of the sampling device.

6. The automatic temperature measurement sampling device for molten iron in a converter area according to claim 1, wherein a radar level gauge is installed below the working platform.

7. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 1, wherein the molten iron tank transfer device comprises a moving trolley capable of moving along a predetermined track.

8. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 7, wherein the mobile trolley comprises a weighing trolley capable of measuring the weight of the molten iron tank while transferring the molten iron tank.

9. The automatic temperature measurement and sampling device for molten iron in a converter area according to claim 1, wherein the molten iron tank transfer device obtains the position information of the molten iron tank transfer device on a track based on a laser ranging sensor arranged at a fixed point, and then the molten iron tank transfer device can move to a position below a working platform in a detection state so as to be conveniently detected by a temperature measurement device and a sampling device.