CN217733176U

CN217733176U - TSC sublance probe

Info

Publication number: CN217733176U
Application number: CN202220330164.0U
Authority: CN
Inventors: 杨龙; 姜在彬
Original assignee: SHANDONG CHONGSHENG METALLURGICAL OXYGEN LANCE CO Ltd
Current assignee: SHANDONG CHONGSHENG METALLURGICAL OXYGEN LANCE CO Ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-11-04
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to a TSC sublance probe, including big sleeve pipe and little sleeve pipe, the fixed fire-resistant sand head subassembly that is equipped with of big sheathed tube one end, the protective cap has been cup jointed in the outside of fire-resistant sand head subassembly, and the protective cap includes plane portion, and plane portion is connected with toper section of thick bamboo portion, and the lower extreme of toper section of thick bamboo portion is connected with cylindric portion, and the diameter of cylindric portion is greater than plane portion's diameter, and the lower extreme of cylindric portion is connected with the extension, and the extension is the cylindric, the utility model discloses a protective cap has the extension, and extension inside has stop member, places the protective cap at big sheathed tube front end, and the extension cooperates with big sheathed tube front end, and extension and big sleeve pipe in close contact with, and stop member and spacing groove cooperate, can avoid the protective cap to drop from big sleeve pipe, have improved the success rate of surveying and the accurate rate of probe.

Description

TSC sublance probe

Technical Field

The utility model relates to a steelmaking technical field especially relates to a 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.

The protective cap at the front end of the existing TSC sublance probe easily falls off from the pipe body part, so that components such as a temperature sensor and the like are damaged by collision or a test curve fluctuates, and therefore the measurement success rate and the measurement accuracy rate are influenced.

Disclosure of Invention

An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide a TSC sublance probe, can avoid the protective cap to drop from big sleeve pipe, improved the survey success rate and the accurate rate of survey of probe.

The purpose of the utility model is achieved through the following technical measures: a TSC sublance probe comprises a large sleeve and a small sleeve, wherein a refractory sand head assembly is fixedly arranged at one end of the large sleeve, a protective cap is sleeved on the outer side of the refractory sand head assembly and comprises a plane portion, the plane portion is connected with a conical cylinder portion, the lower end of the conical cylinder portion is connected with a cylindrical portion, the diameter of the cylindrical portion is larger than that of the plane portion, the lower end of the cylindrical portion is connected with an extension portion, and the extension portion is cylindrical.

As a further improvement of the technical scheme:

an annular limiting component is arranged on the outer wall of the front side of the large sleeve, and a limiting groove corresponding to the limiting component is arranged on the inner wall of the extending part.

The cross section of the limiting component is in a shape of a buckling chamfer, and the angle of the buckling chamfer is 55-65 degrees.

The inner side of the joint of the extension and the cylindrical part is provided with a right angle part.

The plane part is circular, and the diameter of the inner wall of the extension part is slightly larger than that of the outer wall of the large sleeve.

And one end of the refractory sand head assembly, which is far away from the small sleeve, is provided with a temperature sensor.

The large sleeve and the small sleeve are both of a cylindrical structure with a hollow interior, and the small sleeve is fixedly connected to the inner wall of the large sleeve.

The stop member has elasticity.

The inside of little sheathed tube is equipped with the sample room, is equipped with the sample dish in the sample room.

One side of the large sleeve and one side of the small sleeve are provided with liquid inlets which are communicated with the sampling chamber.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that: the utility model discloses a protective cap has the extension, and extension inside has stop member, places the protective cap at big sheathed tube front end, and extension and big sheathed tube front end cooperate, extension and big sleeve pipe in close contact with, and stop member cooperatees with the spacing groove, can avoid the protective cap to drop from big sleeve pipe, has improved the survey success rate and the accurate rate of survey of probe.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic structural diagram of a TSC sublance probe according to an embodiment of the present invention.

In the figure, 1-large sleeve, 2-small sleeve, 3-refractory sand head assembly, 4-protective cap, 5-plane part, 6-cone barrel part, 7-barrel part, 8-extension part, 9-right angle part, 10-limiting component, 11-sampling chamber, 12-sampling disc, 13-liquid inlet, 14-temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b):

as shown in figure 1, a TSC sublance probe, including big sleeve pipe 1 and small casing pipe 2, big sleeve pipe 1 and small casing pipe 2 are inside hollow tubular structure, small casing pipe 2 fixed connection is on the inner wall of big sleeve pipe 1, the fixed fire-resistant sand head subassembly 3 that is equipped with of one end of big sleeve pipe 1, the one end that the fire-resistant sand head subassembly 3 keeps away from small casing pipe 2 is equipped with temperature sensor 14, protective cap 4 has been cup jointed to the outside of fire-resistant sand head subassembly 3, protective cap 4 plays the guard action to fire-resistant sand head subassembly 3, can break the sediment simultaneously in the measurement process.

The protective cap 4 comprises a plane part 5, the plane part 5 is circular, the plane part 5 is connected with a cone-shaped cylinder part 6, the lower end of the cone-shaped cylinder part 6 is connected with a cylindrical part 7, the diameter of the cylindrical part 7 is larger than that of the plane part 5, the lower end of the cylindrical part 7 is connected with an extension part 8, the extension part 8 is cylindrical, the diameter of the inner wall of the extension part 8 is slightly larger than that of the outer wall of the large sleeve 1, the inner side of the joint of the extension part 8 and the cylindrical part 7 is provided with a right angle part 9, the right angle part 9 is matched with the front end part of the large sleeve 1, the outer wall of the front side of the large sleeve 1 is provided with an annular limiting component 10, the limiting component 10 has elasticity, the cross section of the limiting component 10 is in the shape of a buckling chamfer, the angle of the buckling chamfer is 55-65 degrees, and the inner wall of the extension part 8 is provided with a limiting groove corresponding to the limiting component 10.

The inside of little sleeve pipe 2 is equipped with sampling chamber 11, is equipped with sampling disc 12 in the sampling chamber 11, and one side of big sleeve pipe 1 and little sleeve pipe 2 is equipped with inlet 13, and inlet 13 communicates with sampling chamber 11.

The protective cap 4 is placed at the front end of the large sleeve 1, the extension part 8 is matched with the front end of the large sleeve 1, the extension part 8 is in close contact with the large sleeve 1, and the limiting component 10 is matched with the limiting groove, so that the protective cap 4 can be prevented from falling off from the large sleeve 1, and the measurement rate and the measurement accuracy of the probe are improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A TSC sublance probe is characterized in that: the protective cap comprises a plane portion, the plane portion is connected with a conical cylinder portion, the lower end of the conical cylinder portion is connected with a cylindrical portion, the diameter of the cylindrical portion is larger than that of the plane portion, the lower end of the cylindrical portion is connected with an extension portion, and the extension portion is cylindrical.

2. The TSC sublance probe of claim 1, wherein: an annular limiting component is arranged on the outer wall of the front side of the large sleeve, and a limiting groove corresponding to the limiting component is arranged on the inner wall of the extending part.

3. A TSC sublance probe according to claim 2, wherein: the cross section of the limiting component is in a shape of a buckling chamfer, and the angle of the buckling chamfer is 55-65 degrees.

4. The TSC sublance probe of claim 3, wherein: the inner side of the joint of the extension and the cylindrical portion has a right angle portion.

5. The TSC sublance probe of claim 4, wherein: the plane part is circular, and the diameter of the inner wall of the extension part is slightly larger than that of the outer wall of the large sleeve.

6. The TSC sublance probe of claim 5, wherein: and one end of the refractory sand head assembly, which is far away from the small sleeve, is provided with a temperature sensor.

7. The TSC sublance probe of claim 6, wherein: the large sleeve and the small sleeve are both of hollow cylindrical structures, and the small sleeve is fixedly connected to the inner wall of the large sleeve.

8. The TSC sublance probe of claim 7, wherein: the stop member has elasticity.

9. The TSC sublance probe of claim 8, wherein: the inside of little sheathed tube is equipped with the sampling room, is equipped with the sampling dish in the sampling room.

10. The TSC sublance probe of claim 8, wherein: one side of the large sleeve and one side of the small sleeve are provided with liquid inlets which are communicated with the sampling chamber.