CN215856206U - Oxygen boosting top-blown molten pool smelting furnace melt liquid level height measuring device - Google Patents
Oxygen boosting top-blown molten pool smelting furnace melt liquid level height measuring device Download PDFInfo
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- CN215856206U CN215856206U CN202122117438.6U CN202122117438U CN215856206U CN 215856206 U CN215856206 U CN 215856206U CN 202122117438 U CN202122117438 U CN 202122117438U CN 215856206 U CN215856206 U CN 215856206U
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Abstract
The utility model discloses a device for measuring the liquid level of a melt in an oxygen-enriched top-blown molten pool smelting furnace, which comprises a first pulley arranged outside the smelting furnace, a second pulley arranged above the smelting furnace, a winch positioned below the first pulley, a detection rod positioned below the second pulley, a steel wire rope passing through the first pulley and the second pulley, and a graduated scale arranged at the top of the smelting furnace, wherein one end of the steel wire rope is connected with the winch, and the other end of the steel wire rope is connected with one end of the detection rod. The device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace can meet the current requirements of safely, accurately and conveniently detecting the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace, can guide the accurate operation of controlling the melt liquid level when the smelting furnace stops the repeated production, and can solve the problems that a detection rod used at present is easy to bend and difficult to align.
Description
Technical Field
The utility model relates to the technical field of melt liquid level height measurement, in particular to a melt liquid level height measuring device for an oxygen-enriched top-blown molten pool smelting furnace.
Background
At present, the melt liquid level height measuring probe rod of the oxygen-enriched top-blown molten pool smelting furnace is generally made of whole carbon steel, when the measuring times reach 7-8 times, the measuring rod can be bent and deformed, and the measured value can be inaccurate after bending. When the liquid level height is judged by utilizing the positioning of the spray gun and the end pressure feedback, the measured height value is inaccurate due to uneven burning loss of the end part of the spray gun, and the proper liquid level position cannot be determined when the production is stopped and repeated. When the bending degree is too large, the straightening is needed, and the traditional detecting rod is made of the whole carbon steel, so that the whole disassembling, hoisting and straightening work is difficult.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model aims to provide a device for measuring the melt liquid level of an oxygen-enriched top-blown molten pool smelting furnace, so as to meet the current requirements of safely, accurately and conveniently detecting the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace, guide the accurate operation of controlling the melt liquid level when the smelting furnace stops the repeated production, and simultaneously solve the problems that a currently used detection rod is easy to bend and difficult to straighten.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
the utility model provides an oxygen boosting top-blown molten bath smelting furnace fuse-element liquid level height measurement device, wherein, including setting up the first pulley outside the smelting furnace and setting up the second pulley in the smelting furnace top, be located hoist engine of first pulley below, be located the detection stick of second pulley below, process the wire rope of first pulley with the second pulley, wire rope's one end with the hoist engine is connected, wire rope's the other end with detection stick one end is connected, still including setting up the scale at smelting furnace top.
The device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace further comprises a winch controller electrically connected with the winch.
The device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace comprises two rods which are connected through threads, wherein the length of the rod close to one end of the smelting furnace is the maximum molten pool height H1 allowed by the smelting process of the smelting furnace, the length of the rod far away from one end of the smelting furnace is H2, H is H1+ H2, and H is the height from the bottom of the smelting furnace to the top.
The device for measuring the liquid level of the melt of the oxygen-enriched top-blown molten pool smelting furnace is characterized in that a ring structure is arranged on a rod close to one end of the smelting furnace at intervals of 50 mm.
The device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace is characterized in that the detection rod is made of stainless steel materials.
Has the advantages that: the device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace can meet the current requirements of safely, accurately and conveniently detecting the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace, can guide the accurate operation of controlling the melt liquid level when the smelting furnace stops the repeated production, and can solve the problems that a detection rod used at present is easy to bend and difficult to align.
Drawings
FIG. 1 is a schematic structural diagram of a melt level height measuring device of an oxygen-enriched top-blown molten pool smelting furnace.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a melt level height measuring device of an oxygen-enriched top-blown molten pool melting furnace provided by the present invention, and as shown in the figure, the device includes a first pulley 1 disposed outside the melting furnace, a second pulley 11 disposed above the melting furnace, a hoist 3 disposed below the first pulley 1, a detecting rod 5 disposed below the second pulley 11, a steel wire rope 2 passing through the first pulley 1 and the second pulley 11, one end of the steel wire rope 2 is connected with the hoist 3, and the other end of the steel wire rope 2 is connected with one end of the detecting rod 5, and further includes a graduated scale 6 disposed at the top of the melting furnace, and a hoist controller 4 electrically connected with the hoist 3.
In this embodiment, an opening is arranged at the top of the smelting furnace, an opening cover plate 7 is arranged beside the opening, the opening cover plate of the smelting furnace can be opened before measurement, the winch 3 is operated through a button on the winch controller 4, the detection rod 5 is placed into the smelting furnace by means of transmission of the steel wire rope 2 and the first pulley 1 and the second pulley 11 and stays for about 10S, then the detection rod is taken out of the smelting furnace, and the height of the liquid level of the melt in the smelting furnace can be measured by comparing the detection rod with a graduated scale fixed at the top of the smelting furnace for 6S. In this embodiment, if the probe 5 cannot be completely inserted into the melting furnace, the exposed portion outside the furnace is the height of the frozen molten pool.
In some embodiments, the hoist 3 for operating the up and down movement of the detection rod 5 is electrically controlled, and the hoist controller 4 may be a control cabinet fixed on the top of the smelting furnace or a hand-held mobile controller.
In some embodiments, the probe rod is composed of two rods that are threaded, i.e., the two rods are removably replaceable. Since the rod near one end of the melting furnace needs to contact the melt, the rod is easily burnt and bent, and the embodiment is convenient to replace the rod near one end of the melting furnace by arranging the two rods to be connected through threads, thereby ensuring the accuracy of measurement.
In some embodiments the length of the bars near the end of the furnace is the maximum bath height H1 allowed by the smelting process of the furnace, and the length of the bars away from the end of the furnace is H2, H1+ H2, H being the height of the bottom of the furnace from the top.
In some embodiments, the ring structures 12 are arranged on the rods close to one end of the smelting furnace at intervals of 50mm, the ring structures 12 can be formed by surfacing welding through an electrode surfacing technology, and slag adhering of the detection rod can be enhanced through the arrangement of the ring structures 12, so that the measurement accuracy is guaranteed.
In some embodiments, the probe rod is made of a stainless steel material.
In conclusion, the device for measuring the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace can meet the current requirements of safely, accurately and conveniently detecting the melt liquid level of the oxygen-enriched top-blown molten pool smelting furnace, can guide the accurate operation of controlling the melt liquid level when the smelting furnace stops the repeated production, and can solve the problems that a detection rod used at present is easy to bend and difficult to align.
It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides an oxygen boosting top-blown molten bath smelting furnace melt liquid level height measuring device, its characterized in that is including setting up the first pulley outside the smelting furnace and setting up the second pulley in the smelting furnace top, be located hoist engine of first pulley below, be located the detection stick of second pulley below, pass through the wire rope of first pulley with the second pulley, wire rope's one end with the hoist engine is connected, wire rope's the other end with detect stick one end and be connected, still including setting up the scale at smelting furnace top.
2. The apparatus of claim 1, further comprising a hoist controller electrically connected to the hoist.
3. The device for measuring the melt level in an oxygen-enriched top-blown molten bath smelting furnace according to claim 1, wherein the probe rod is composed of two rods which are connected by screw threads, wherein the length of the rod close to one end of the smelting furnace is the maximum molten bath height H1 allowed by the smelting process of the smelting furnace, the length of the rod far away from one end of the smelting furnace is H2, H is H1+ H2, and H is the height of the bottom of the smelting furnace from the top.
4. The device for measuring the melt level in an oxygen-enriched top-blown molten pool smelting furnace according to claim 3, characterized in that a ring structure is arranged on the rod close to one end of the smelting furnace at intervals of 50 mm.
5. The apparatus for measuring the melt level in an oxygen-enriched top-blown molten bath smelting furnace according to any one of claims 1 to 4, wherein the probe rod is made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117438.6U CN215856206U (en) | 2021-09-02 | 2021-09-02 | Oxygen boosting top-blown molten pool smelting furnace melt liquid level height measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117438.6U CN215856206U (en) | 2021-09-02 | 2021-09-02 | Oxygen boosting top-blown molten pool smelting furnace melt liquid level height measuring device |
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| CN215856206U true CN215856206U (en) | 2022-02-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923539A (en) * | 2022-06-08 | 2022-08-19 | 合肥金星智控科技股份有限公司 | Melt liquid level height detection method and system |
| CN117647295A (en) * | 2024-01-30 | 2024-03-05 | 合肥金星智控科技股份有限公司 | Machine vision-based molten pool liquid level measurement method, electronic equipment and storage medium |
-
2021
- 2021-09-02 CN CN202122117438.6U patent/CN215856206U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923539A (en) * | 2022-06-08 | 2022-08-19 | 合肥金星智控科技股份有限公司 | Melt liquid level height detection method and system |
| CN117647295A (en) * | 2024-01-30 | 2024-03-05 | 合肥金星智控科技股份有限公司 | Machine vision-based molten pool liquid level measurement method, electronic equipment and storage medium |
| CN117647295B (en) * | 2024-01-30 | 2024-05-14 | 合肥金星智控科技股份有限公司 | Machine vision-based molten pool liquid level measurement method, electronic equipment and storage medium |
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