Convenient steel ladle molten steel temperature measuring device

Abstract

The utility model provides a convenient steel ladle molten steel temperature measuring device, which relates to the technical field of molten steel temperature measurement, and comprises a support, a pulley, a steel wire rope, a temperature measuring gun and a balancing weight, the support is arranged on a refining charging platform, the pulley is provided with the steel wire rope, a shield pipe is movably arranged in a first through hole, and a guide mechanism is arranged in a second through hole. One end of the steel wire rope penetrates out of the shield pipe and is connected with a temperature measuring gun, and the other end of the steel wire rope extends into the guide mechanism and is connected with a balancing weight; the support is arranged on the refining feeding platform, the pulley is installed on the support, one end of the steel wire rope on the pulley is connected with the temperature measuring gun, the other end of the steel wire rope on the pulley is connected with the balancing weight, the temperature of molten steel in the steel ladle can be measured by pulling down the temperature measuring gun, and the temperature measuring gun automatically resets under the action of the balancing weight after temperature measurement is finished. Labor consumption caused by the fact that workers need to frequently take and place the temperature measuring gun can be effectively reduced, and steel ladle molten steel temperature measurement has the advantages of being convenient and labor-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of molten steel temperature measurement, especially to a convenient ladle molten steel temperature measurement device. BACKGROUND

[0002] Molten steel temperature measurement is one of the basic data in the steelmaking process, and through temperature measurement, the temperature state of molten steel can be known in time, thereby providing a basis for temperature control and process adjustment in the refining process. Accurate temperature measurement results help to ensure the composition and performance stability of molten steel, improve product quality, and also help to optimize production parameters, improve production efficiency, and reduce production cost.

[0003] At present, the ladle molten steel temperature measurement in the prior art uses a manual temperature measurement gun, which has the characteristics of large weight and long length. The worker needs to frequently take and put the temperature measurement gun for several times of temperature measurement for one furnace of steel, and the labor intensity is large. Therefore, the utility model provides a convenient ladle molten steel temperature measurement device to solve the problems in the prior art. UTILITY MODEL CONTENT

[0004] In view of the above problems, the utility model aims to provide a convenient ladle molten steel temperature measurement device. A support is arranged on a refining charging platform, a pulley is installed on the support, a steel wire rope is connected at one end of the pulley to a temperature measurement gun and at the other end to a counterweight, the temperature measurement gun is pulled down to realize the temperature measurement of the ladle molten steel, and the temperature measurement gun is automatically reset under the action of the counterweight after the temperature measurement is completed. The labor consumption caused by the worker's frequent taking and putting of the temperature measurement gun can be effectively reduced, and the ladle molten steel temperature measurement has the advantages of convenience and labor saving.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A convenient ladle molten steel temperature measurement device comprises a support, a pulley, a steel wire rope, a temperature measurement gun and a counterweight. The support is installed on a refining charging platform. An installation support is arranged on the support. A pulley is arranged on the installation support. A steel wire rope is arranged on the pulley. A first through hole and a second through hole are arranged on the refining charging platform. A protective tube is movably arranged in the first through hole. A guide mechanism is arranged in the second through hole. The temperature measurement gun is connected to one end of the steel wire rope after the steel wire rope is pulled out from the protective tube. The counterweight is connected to the other end of the steel wire rope and extends to the inside of the guide mechanism. The lower end of the temperature measurement gun penetrates through a reserved through hole on the post-refining platform. A locking groove is arranged on the bottom of the refining charging platform. A locking member adapted to the locking groove is arranged on the sidewall of the lower end of the protective tube.

[0007] Further improvement lies in that the guide mechanism comprises a hollow steel pipe and a base, the hollow steel pipe is installed in the second through hole, and upper and lower ends of the hollow steel pipe extend above and below the refining feeding platform respectively, the base is arranged on a refining platform behind the furnace, the lower end of the hollow steel pipe is connected with the top of the base, and one end of the steel wire rope connected with the counterweight is located in the hollow steel pipe.

[0008] Further improvement lies in that the shield pipe has a diameter larger than that of the end of the temperature measuring gun and a length larger than that of the temperature measuring gun.

[0009] Further improvement lies in that the locking groove comprises a positioning slot and a limiting slot, the bottom of the refining feeding platform is provided with the positioning slot, the inside of the refining feeding platform on one side of the butt joint groove is provided with the limiting slot, and the limiting slot is communicated with the positioning slot.

[0010] Further improvement lies in that the locking piece comprises a bottom plate, a positioning bolt and a limiting block, the sidewall of the lower end of the hollow steel pipe is provided with the bottom plate, the top of the bottom plate is rotatably provided with the positioning bolt, one sidewall of the upper end of the positioning bolt is provided with the limiting block, the positioning bolt and the limiting block are combined and matched with the positioning slot, and the limiting block is matched with the limiting slot.

[0011] Further improvement lies in that the hollow steel pipe is provided with a first guide wheel on the outer wall, the support is provided with a second guide wheel, the first guide wheel and the second guide wheel are arranged in a staggered mode, and one end of the steel wire rope connected with the temperature measuring gun is positioned and guided through the first guide wheel and the second guide wheel.

[0012] The temperature measuring gun can be automatically reset under the action of the counterweight after temperature measurement, labor consumption caused by the fact that workers need to frequently take and place the temperature measuring gun can be effectively reduced, and the ladle molten steel temperature measurement has the advantages of convenience and labor saving.

[0013] The guide mechanism can guide and limit the movement of the counterweight, the shield pipe can protect the temperature measuring gun when the temperature measuring gun is not used, and the temperature measuring gun is prevented from being damaged and affecting the measurement accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a main view schematic diagram of the structure of the utility model;

[0015] Figure 2 It is the utility model Figure 1 It is an enlarged schematic diagram of structure A in the utility model;

[0016] Figure 3 It is a main view schematic diagram of the working principle of the structure of the utility model.

[0017] 1, support; 2, pulley; 3, steel wire rope; 4, temperature measuring gun; 5, counterweight; 6, refining feeding platform; 7, mounting support; 8, shroud pipe; 9, post-furnace refining platform; 10, hollow steel pipe; 11, base; 12, positioning slot; 13, limiting groove; 14, bottom plate; 15, positioning bolt; 16, limiting block; 17, first guide wheel; 18, second guide wheel; 19, reserved through hole. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiments, and the embodiments are only used to explain the utility model and do not constitute a limitation on the protection scope of the utility model.

[0019] According to Figures 1-3 As shown in the figure, the embodiment provides a convenient ladle molten steel temperature measuring device, which comprises a support 1, a pulley 2, a steel wire rope 3, a temperature measuring gun 4 and a counterweight 5, the support 1 is installed on a refining feeding platform 6, the support 1 is provided with a mounting support 7, the mounting support 7 is provided with the pulley 2, the pulley 2 is provided with the steel wire rope 3, the refining feeding platform 6 is provided with a first through hole and a second through hole, the first through hole is movably provided with a shroud pipe 8, the second through hole is provided with a guide mechanism, one end of the steel wire rope 3 is connected with the temperature measuring gun 4 after being drawn out from the shroud pipe 8, the other end of the steel wire rope 3 extends to the inside of the guide mechanism and is connected with the counterweight 5, the lower end of the temperature measuring gun 4 penetrates through the reserved through hole 19 on the post-furnace refining platform 9, the bottom of the refining feeding platform 6 is provided with a locking groove, and the lower end of the shroud pipe 8 is provided with a locking member matched with the locking groove.

[0020] When the ladle molten steel temperature measuring device is used, the ladle car carrying the molten steel is opened to the fixed position (the position directly below the reserved through hole), then the operator stands on the post-furnace refining platform 9, first moves the shroud pipe 8 upwards, connects and fixes the shroud pipe 8 with the refining feeding platform 6, then pulls down the temperature measuring gun 4, so that the measuring end of the temperature measuring gun 4 is inserted into the molten steel liquid surface by 300mm for 3-5 seconds to complete the temperature measurement, then loosens the temperature measuring gun 4, and under the action of the gravity of the counterweight 5, the temperature measuring gun 4 is automatically pulled back to realize resetting. During the temperature measuring process, the counterweight 5 moves upwards in the guide mechanism when the temperature measuring gun 4 is pulled down.

[0021] The guide mechanism comprises a hollow steel pipe 10 and a base 11, the hollow steel pipe 10 is installed in the second through hole, and the upper end and the lower end of the hollow steel pipe 10 extend above and below the refining feeding platform 6 respectively, the base 11 is arranged on the refining platform 9 behind the furnace, the lower end of the hollow steel pipe 10 is connected with the top of the base 11, and one end of the steel wire rope 3 connected with the counterweight 5 is located inside the hollow steel pipe 10. When the counterweight 5 moves in the guide mechanism, specifically, the counterweight 5 moves in the hollow steel pipe 10.

[0022] The diameter of the shroud pipe 8 is greater than the diameter of the end of the temperature measuring gun 4, and the length of the shroud pipe 8 is greater than the length of the temperature measuring gun 4. Through the above setting, the shroud pipe 8 can completely protect the temperature measuring gun 4.

[0023] The locking groove comprises a positioning slot 12 and a limiting slot 13, the bottom of the refining feeding platform 6 is provided with the positioning slot 12, the inside of the refining feeding platform 6 on one side of the butt joint groove is provided with the limiting slot 13, and the limiting slot 13 is in communication with the positioning slot 12. The locking piece comprises a bottom plate 14, a positioning bolt 15 and a limiting block 16, the sidewall of the lower end of the hollow steel pipe 10 is provided with the bottom plate 14, the top of the bottom plate 14 is rotatably provided with the positioning bolt 15, one sidewall of the upper end of the positioning bolt 15 is provided with the limiting block 16, the positioning bolt 15 and the limiting block 16 are combined and matched with the positioning slot 12, and the limiting block 16 is matched with the limiting slot 13. When the shroud pipe 8 is connected with the locking groove at the bottom of the refining feeding platform 6 through the locking piece, first, the shroud pipe 8 is moved upward, so that the positioning bolt 15 is inserted into the limiting slot 13, because the limiting block 16 is located on the sidewall of the insertion side of the positioning bolt 15, the limiting block 16 will be synchronously inserted into the limiting slot 13, and because the positioning bolt 15 is rotatably connected with the bottom plate 14, the limiting block 16 can be rotated into the limiting slot 13 by rotating the positioning bolt 15, so that the shroud pipe 8 is fixed at the bottom of the refining feeding platform 6.

[0024] The first guide wheel 17 is arranged on the outer wall of the hollow steel pipe 10, the second guide wheel 18 is arranged on the support 1, the first guide wheel 17 and the second guide wheel 18 are arranged in a staggered manner, and one end of the steel wire rope 3 connected with the temperature measuring gun 4 is positioned and guided through the first guide wheel 17 and the second guide wheel 18. The arrangement of the first guide wheel 17 and the second guide wheel 18 can ensure that the steel wire rope remains vertical when the temperature measuring gun 4 moves up and down.

[0025] The utility model discloses a ladle molten steel temperature measuring device, including the refining feeding platform 6, the support is set up on the refining feeding platform 6, the pulley 2 is installed on the support 1, and the steel wire rope 3 one end is connected temperature gun 4 the other end is connected counterweight 5 on the pulley 2, and the temperature of the ladle molten steel can be realized to the steel wire rope 3 one end is connected temperature gun 4 the other end is connected counterweight 5 through the temperature gun 4 of pulling down, after the temperature measurement is finished, the temperature gun 4 is automatically reset under the action of counterweight 5, and the labor consumption that the worker needs frequently takes, puts temperature gun 4 produces can be effectively reduced, and the ladle molten steel temperature measurement has the advantages such as convenient and labor-saving, the utility model discloses the movement of counterweight 5 is guided and is limited through setting up the guide mechanism, and the shield pipe 8 that sets up can be protected temperature gun 4 when not using temperature gun 4, avoids temperature gun 4 to be damaged and influence measurement accuracy.

[0026] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A convenient temperature measuring device for molten steel in a ladle, characterized in that: The system includes a bracket (1), a pulley (2), a wire rope (3), a temperature measuring gun (4), and a counterweight (5). The bracket (1) is installed on a refining feeding platform (6). The bracket (1) is provided with a mounting support (7). The mounting support (7) is provided with a pulley (2). The pulley (2) is provided with a wire rope (3). The refining feeding platform (6) is provided with a first through hole and a second through hole. A protective cover tube (8) is movably installed in the first through hole. The second through hole is provided with a guide mechanism. One end of the wire rope (3) passes through the protective tube (8) and is connected to a temperature measuring gun (4). The other end of the wire rope (3) extends into the guide mechanism and is connected to a counterweight (5). The lower end of the temperature measuring gun (4) passes through the reserved through hole (19) on the refining platform (9) after exiting the furnace. The bottom of the refining feeding platform (6) is provided with a locking groove. The lower side wall of the protective tube (8) is provided with a locking component adapted to the locking groove.

2. The convenient ladle molten steel temperature measuring device according to claim 1, characterized in that: The guiding mechanism includes a hollow steel pipe (10) and a base (11). The hollow steel pipe (10) is installed in the second through hole, and the upper and lower ends of the hollow steel pipe (10) extend to the top and bottom of the refining feeding platform (6), respectively. The base (11) is set on the refining platform (9) after the furnace. The lower end of the hollow steel pipe (10) is connected to the top of the base (11). One end of the wire rope (3) connected to the counterweight (5) is located inside the hollow steel pipe (10).

3. The convenient ladle molten steel temperature measuring device according to claim 1, characterized in that: The diameter of the protective tube (8) is greater than the diameter of the end of the temperature measuring gun (4), and the length of the protective tube (8) is greater than the length of the temperature measuring gun (4).

4. The convenient ladle molten steel temperature measuring device according to claim 1, characterized in that: The locking groove includes a positioning slot (12) and a limiting slot (13). The bottom of the refining feeding platform (6) is provided with a positioning slot (12). The refining feeding platform (6) on one side of the locking groove is provided with a limiting slot (13). The limiting slot (13) is connected to the positioning slot (12).

5. A convenient ladle molten steel temperature measuring device according to claim 2, characterized in that: The locking component includes a base plate (14), a positioning pin (15), and a limiting block (16). The base plate (14) is provided on the lower side wall of the hollow steel pipe (10). The positioning pin (15) is rotatably provided on the top of the base plate (14). The limiting block (16) is provided on the upper side wall of the positioning pin (15). The positioning pin (15) and the limiting block (16) are combined and adapted to the positioning slot (12). The limiting block (16) is adapted to the limiting groove (13).

6. A convenient ladle molten steel temperature measuring device according to claim 2, characterized in that: The hollow steel pipe (10) is provided with a first guide wheel (17) on its outer wall and a second guide wheel (18) on its support (1). The first guide wheel (17) and the second guide wheel (18) are staggered. One end of the wire rope (3) connected to the temperature measuring gun (4) is positioned and guided by the first guide wheel (17) and the second guide wheel (18).

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