CN214781951U

CN214781951U - Novel TSC sublance probe

Info

Publication number: CN214781951U
Application number: CN202120098719.9U
Authority: CN
Inventors: 胡树新
Original assignee: Hebei Ouyu Technology Co ltd
Current assignee: Hebei Ouyu Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-11-19
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a novel TSC sublance probe, including big sleeve pipe and little sleeve pipe, big sleeve pipe and little sleeve pipe are the section of thick bamboo type structure that has the cavity part, little sleeve pipe fixed connection is in big intraductal wall of pipe, the inside fixed carbon room of deciding that is provided with of little sleeve pipe, the fixed bondage of a side of big sleeve pipe has fire-resistant sand head subassembly, the one end that little sleeve pipe was kept away from to fire-resistant sand head subassembly is provided with temperature measurement component and sampler subassembly, the fixed block that has cup jointed in the fire-resistant sand head subassembly outside, the parallel placing of sampler subassembly and temperature measurement component is in fire-resistant sand head subassembly, adopts special mode to carry out integrative taking shape. The utility model discloses a novel TSC sublance probe, the device are according to the sample with decide the carbon principle, optimize probe structure, improve the sample quality of probe, adapt to the many slag furnace conditions, simultaneously more reasonable arrange the position of deciding the carbon room, when the test, improve the static pressure of molten steel, improve and decide the carbon success rate.

Description

Novel TSC sublance probe

Technical Field

The utility model relates to a steelmaking technical field especially relates to a novel TSC sublance probe.

Background

The automatic steelmaking of the converter sublance is one of the important signs and development trends of the advancement of modern steel plants, the sublance is important equipment for the automatic steelmaking of the converter sublance, and is widely applied to more than one hundred tons of converter steel plants, and the sublance can keep extremely high carbon content and temperature hit rate, so that 90-95 percent of heats can immediately tap steel after blowing is stopped, chemical components do not need to be checked, and after-blowing and correction are not needed, the yield of the converter is greatly improved, full-automatic steelmaking can be realized, and the corrosion of a furnace lining is also obviously reduced.

The converter sublance detection technology is closely connected with the sublance probe technology, wherein the TSC sublance probe is mainly applied to the converter blowing process and used for detecting the temperature and the carbon content of a molten pool and taking out a steel sample so as to provide a dynamic correction basis for sublance automatic steelmaking.

Chinese patent with application number 201821252259.5 has applied for a TSC type sublance probe, can promote the sample success rate of product, the sample success rate of product can be improved really in this design, but the same with TSC sublance probe on the market, under the more furnace condition of slag, its sample quality has obvious influence, and simultaneously, it decides the carbon room still the same with other probes on the market, be in the distance far away from the head, can be influential to the carbon success rate of deciding of product like this, propose a novel TSC sublance probe to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel TSC sublance probe.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel TSC sublance probe, includes big sleeve pipe and little sleeve pipe, big sleeve pipe and little sleeve pipe are the section of thick bamboo type structure that has hollow portion, little sleeve pipe fixed connection is in big intraductal wall of cover, the inside fixed carbon room of deciding that is provided with of little sleeve pipe, the fixed bondage of big sleeve pipe one side has refractory sand head subassembly, the refractory sand head subassembly is kept away from little sheathed tube one end and is provided with temperature measurement subassembly and sampler subassembly, the fixed cover in the refractory sand head subassembly outside has connect the block.

As a further description of the above technical solution:

the sampler component and the temperature measuring component are placed in the refractory sand head component in parallel and are integrally formed.

As a further description of the above technical solution:

the fire-resistant sand head assembly is connected with one end of the large sleeve through fire-resistant inorganic glue.

As a further description of the above technical solution:

the sampler subassembly, wherein the runner adopts the magnesite manufacture of high silica content, and the inlet port adopts two slag stopping cap design sands simultaneously.

As a further description of the above technical solution:

the large sleeve and the small sleeve are paper tubes.

As a further description of the above technical solution:

the fire-resistant sand head component adopts high-strength precoated sand with sea sand as a matrix, and is integrally formed with the temperature measurement component and the sampler component.

As a further description of the above technical solution:

the carbon determination chamber is next to the refractory sand head assembly.

The utility model discloses following beneficial effect has:

compared with the prior art, the device optimizes the probe structure according to the sampling and carbon determination principle, improves the sampling quality of the probe, adapts to the condition of a multi-slag furnace, simultaneously arranges the position of the carbon determination chamber more reasonably, improves the static pressure of molten steel during testing, and improves the carbon determination success rate.

Drawings

Fig. 1 is a front cross-sectional view of the novel TSC sublance probe provided by the utility model.

Illustration of the drawings:

1. a large casing; 2. a small sleeve; 3. a refractory sand head assembly; 4. capping; 5. a carbon determination chamber; 31. a temperature measuring component; 32. a sampler assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention provides an embodiment: the utility model provides a novel TSC sublance probe, includes big sleeve pipe 1 and little sleeve pipe 2, and big sleeve pipe 1 and little sleeve pipe 2 are the section of thick bamboo type structure that has hollow portion, and little sleeve pipe 2 fixed connection is in big sleeve pipe 1 inner wall, and little sleeve pipe 2 is inside fixed to be provided with decides carbon room 5, and 1 side end of big sleeve pipe is fixed to be glued there is fire-resistant sand head subassembly 3, and the one end that the little sleeve pipe 2 was kept away from to fire-resistant sand head subassembly 3 is provided with temperature measurement component 31 and sampler subassembly 32, and the cap 4 has been fixed to having cup jointed in the 3 outsides of fire-resistant sand head subassembly, right fire-resistant sand head subassembly 3 plays the guard action, can break the sediment simultaneously in the measurement process.

The sampler component 32 and the temperature measurement component 31 are placed in parallel in the refractory sand head component 3 and are integrally formed in a special mode, the refractory sand head component 3 is connected with one end of the large sleeve 1 through refractory inorganic glue, the cap 4 is made of steel with the thickness of 0.5mm, the sampler component 32 is made of magnesia with high silicon dioxide content, a specific length of 25mm and a specific diameter of 12mm are selected, meanwhile, the injection port adopts double slag blocking caps to design sand so as to adapt to the condition of a multi-slag furnace and improve the sampling quality, the large sleeve 1 and the small sleeve 2 are paper tubes and adopt B-grade sand tube paper, the refractory sand head component 3 adopts specially-made sea sand as high-strength precoated sand of a base body, the normal-temperature tensile strength of the precoated sand is more than 7.0Mpa, the sampler component 31 and the temperature measurement component 32 are formed by baking at the high temperature of 200 ℃ in an oven by adopting a mold, a whole is formed, and the falling resistance of products can be improved, the carbon determination chamber 5 is close to the refractory sand head component 3, and the position can improve the ferrostatic pressure to the maximum extent during the test and improve the carbon determination rate.

The working principle is as follows: when the device is used, according to the sampling and carbon determination principle, the probe structure is optimized, the sampling quality of the probe is improved, the device is suitable for the condition of a multi-slag furnace, meanwhile, the position of the carbon determination chamber 5 is more reasonably arranged, the static pressure of molten steel is improved during testing, the carbon determination success rate is improved, the sampling quality qualification rate can be improved by 3-5% on the original basis, and the carbon determination success rate can be improved by 2-3%.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel TSC sublance probe, includes big sleeve pipe (1) and little sleeve pipe (2), its characterized in that: big sleeve pipe (1) and little sleeve pipe (2) are the section of thick bamboo type structure that has hollow portion, little sleeve pipe (2) fixed connection is in big sleeve pipe (1) inner wall, little sleeve pipe (2) inside fixed carbon fixing room (5) that is provided with, the fixed bondage of big sleeve pipe (1) one side has refractory sand head subassembly (3), the one end that little sleeve pipe (2) were kept away from in refractory sand head subassembly (3) is provided with temperature measurement subassembly (31) and sampler subassembly (32), fixed the cup jointing in the refractory sand head subassembly (3) outside has lid cap (4).

2. A novel TSC sublance probe according to claim 1, wherein: the sampler component (32) and the temperature measurement component (31) are placed in the refractory sand head component (3) in parallel and are integrally formed.

3. A novel TSC sublance probe according to claim 1, wherein: the refractory sand head component (3) is connected with one end of the large sleeve (1) through refractory inorganic glue.

4. A novel TSC sublance probe according to claim 1, wherein: the sampler subassembly (32), wherein the runner adopts the magnesite preparation of high silica content, and the inlet port adopts two slag stopping cap design sands simultaneously.

5. A novel TSC sublance probe according to claim 1, wherein: the large sleeve (1) and the small sleeve (2) are paper tubes.

6. A novel TSC sublance probe according to claim 1, wherein: the refractory sand head component (3) adopts high-strength precoated sand with sea sand as a base body, and is integrally formed with the temperature measurement component (31) and the sampler component (32).

7. A novel TSC sublance probe according to claim 1, wherein: the carbon fixing chamber (5) is next to the refractory sand head component (3).