CN211477454U

CN211477454U - Molten steel detection probe and positioning cylinder

Info

Publication number: CN211477454U
Application number: CN202020543209.3U
Authority: CN
Inventors: 柴永祥
Original assignee: Shandong Aolu Metallurgical Technology Co ltd
Current assignee: Shandong Zhongxin Metallurgical Technology Co.,Ltd.
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-09-11
Anticipated expiration: 2030-04-13

Abstract

The utility model relates to a smelt the check out test set field, in particular to molten steel test probe and a location section of thick bamboo, test probe includes: the guide block is provided with a head end and a tail end, and the guide block is provided with mounting holes penetrating through the head end and the tail end; the sensor assembly comprises a sensor and a lead connected with the sensor, the sensor is fixed at the head end of the guide block, and the lead extends from the mounting hole and then penetrates out of the tail end; the protective cap is connected with the head end and wraps the sensor, and an air hole is formed in the protective cap. The utility model also provides a location section of thick bamboo. The utility model discloses easily the equipment through having set up the gas pocket, still can reduce the influence of gas expansion in the protective cap to the probe detection, the effectual problem of having solved existence among the prior art.

Description

Molten steel detection probe and positioning cylinder

Technical Field

The utility model relates to a smelt check out test set field, in particular to molten steel test probe and a location section of thick bamboo.

Background

With the increasing automation degree of steel making, the sublance is adopted to detect the molten pool, which becomes the most important means for obtaining the information change in the molten pool in the steel making process. But the sublance detection has the disadvantages of large volume, limited installation space, high price, high maintenance cost and the like.

As a main auxiliary means for detecting the smelting end point, a detection probe as disclosed in patent 2019105478417 is often used in production at present. This type of test probe processing degree of difficulty is great, and when using, when throwing test probe to the molten steel, the gas in the safety helmet is heated the inflation easily moreover, leads to the safety helmet to drop easily, influences the use. In partial working conditions, the safety helmet is easy to burst due to the expansion of gas in the safety helmet, so that the probe can move freely.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a molten steel test probe and a location section of thick bamboo, easily equipment through having set up the gas pocket, still can reduce the influence of gas expansion in the protective cap to the probe detection, the effectual problem of having solved existence among the prior art.

In order to solve the above problem, the utility model provides a molten steel test probe, include: the guide block is provided with a head end and a tail end, and the guide block is provided with mounting holes penetrating through the head end and the tail end; the sensor assembly comprises a sensor and a lead connected with the sensor, the sensor is fixed at the head end of the guide block, and the lead extends from the mounting hole and then penetrates out of the tail end; the protective cap is connected with the head end and wraps the sensor, and an air hole is formed in the protective cap.

Further, the radial dimension of the protective cap becomes gradually larger in a direction toward the head end.

Further, the protective cap is semi-ellipsoidal.

Further, the air hole is formed in the position, close to the head end, of the protective cap.

Further, a connecting cylinder is formed on one side of the protective cap facing the head end, and the head end is inserted into the connecting cylinder.

Furthermore, the mounting hole is located the partial reducing of tail end forms butt portion, the probe still include with the anticreep circle that the wire links to each other, the anticreep circle set up in the mounting hole and can with butt portion butt.

Furthermore, the sensor comprises a temperature measuring element, an oxygen measuring element and a shell, and the shell surrounds the temperature measuring element and the oxygen measuring element.

Furthermore, a protective iron cap is surrounded on the outer side of the sensor.

Furthermore, the outer side of the protective iron cap is provided with a slag-proof paper cap.

The utility model also provides a location section of thick bamboo, a location section of thick bamboo have with the molten steel test probe complex inner chamber of above-mentioned arbitrary one, the interior intracavity interval is equipped with two fender line spare, forms the space that holds the wire between two fender line spare, wherein, is close to the fender line spare of probe has been seted up a line hole, keeps away from the fender line spare of probe has seted up three fixed orifices, the wire via the line hole gets into behind the space, it is three to pass in proper order draw forth behind the fixed orifices the space.

The beneficial effects of the utility model reside in that, the utility model provides a molten steel test probe and a location section of thick bamboo are easily assembled, through having set up the gas pocket, still can reduce the influence of gas expansion in the protective cap to the probe detection, the effectual problem that exists among the prior art of having solved.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Wherein: 1. a guide block; 101. a head end; 102. a tail end; 2. mounting holes; 3. a sensor; 301. a temperature measuring element; 302. an oxygen measuring element; 303. a housing; 4. a wire; 5. a protective cap; 6. air holes; 7. a connecting cylinder; 8. an abutting portion; 9. preventing the ring from falling off; 10. protecting an iron cap; 11. a slag-proof paper cap; 12. a positioning cylinder; 13. a wire blocking member; 14. a wire hole; 15. and (7) fixing holes.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected to each other by the intermediate structure but connected to each other by the connecting structure to form a whole. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present invention, as shown in fig. 1, there is provided a molten steel detecting probe, comprising: the guide block 1 is provided with a head end 101 and a tail end 102, and the guide block 1 is provided with a mounting hole 2 penetrating through the head end 101 and the tail end 102; the sensor assembly comprises a sensor 3 and a lead 4 connected with the sensor 3, the sensor 3 is fixed at the head end 101 of the guide block 1, and the lead 4 extends from the mounting hole 2 and then penetrates out from the tail end 102; the protective cap 5 is connected with the head end 101, the protective cap 5 surrounds the sensor 3, and an air hole 6 is formed in the protective cap 5.

The utility model discloses an among the test probe, can adopt iron guide block 1, to the processing of guide block 1, only need in guide block 1 set up mounting hole 2 can, easily process to the stereoplasm structural component of probe. During assembly, the lead 4 of the sensor 3 assembly is only required to pass through the mounting hole 2, then the sensor 3 is fixed on the head end 101, and then the protective cap 5 is fixed on the head end 101. From this can be one, the utility model discloses the probe is still easily assembled.

When the sensor protection cap is used, the protection cap 5 can protect the sensor 3 in the process of transferring and delivering the probe, the sensor 3 is prevented from being damaged, the protection cap 5 can be directly contacted with molten steel at the moment that the probe is contacted with the molten steel, so that the impact of the molten steel on the sensor 3 is reduced, and steel slag on the molten steel surface side can be pushed away through the protection cap 5, so that the coating influence of the steel slag on the sensor 3 is reduced. Because the protective cap 5 is provided with the air hole 6, the pressure of the air in the protective cap 5 can be quickly released in time after the air is heated and expanded, so that the protective cap 5 can be prevented from being separated from the guide block 1 in the delivery process, the protective cap 5 can be prevented from bursting due to the quick expansion of the air in the protective cap 5, and the probe can be prevented from randomly moving and jumping due to the bursting of the protective cap 5.

Furthermore, because the utility model discloses a sensor 3 is fixed in head end 101 department of guide block 1, as shown in the figure, sensor 3 protrusion in guide block 1 can reduce the air content in protective cap 5, and the influence that the air received heat production in the protective cap 5 that can be further weakened.

Wherein, the protective cap 5 is preferably made of plastic 5, so that the protective cap 5 can be rapidly disassembled after contacting molten steel.

In the illustrated embodiment, the radial dimension of the protective cap 5 is further enlarged in a direction toward the head end 101.

As for the shape of the protective cap 5, it is preferable that the protective cap 5 has a semi-ellipsoidal shape.

In the illustrated embodiment, it is further preferred that the air hole 6 opens at a position of the protective cap 5 near the head end 101. As shown in the figure, by disposing the air hole 6 in the protective cap 5 near the head end 101, the air pressure in the protective cap 5 changes greatly at the moment when the protective cap 5 contacts the molten steel, so that the air hole 6 can be prevented from being blocked by the molten steel, and the air hole 6 can be prevented from being blocked due to the deformation of the protective cap 5.

Regarding the connection manner between the protective cap 5 and the fixing block, in the illustrated embodiment, more specifically, a connecting cylinder 7 is formed on the side of the protective cap 5 facing the head end 101, the head end 101 is inserted into the connecting cylinder 7, and the connecting cylinder 7 is adhered to the guide block 1. Therefore, the protective cap 5 and the guide block 1 can be connected and fixed more conveniently. When the safety helmet is fixed on the guide block, the air holes can also maintain the balance of air pressure inside and outside the safety helmet, so that the safety helmet can be conveniently fixed.

In the illustrated embodiment, the portion of the mounting hole 2 located at the trailing end 102 is reduced in diameter to form an abutting portion 8, and the probe further includes a separation preventing ring 9 connected to the lead wire 4, wherein the separation preventing ring 9 is disposed in the mounting hole 2 and can abut against the abutting portion 8. As shown in the figure, the anti-slip ring 9 is provided, so that the anti-slip ring 9 and the abutting part 8 can be abutted to prevent the connection between the lead wire 4 and the sensor 3 from being broken when the probe is thrown.

In the embodiment of the present invention, it is preferable that the sensor 3 includes a temperature measuring element 301, an oxygen measuring element 302, and a housing 303, and the housing 303 surrounds the temperature measuring element 301 and the oxygen measuring element 302. In this way, when the sensor 3 is processed, the temperature measuring element 301 and the oxygen measuring element 302 can be packaged in advance by the case 303, and then the sensor 3 can be mounted on the head end 101.

In a specific installation, a part of the housing 303 may be configured to be inserted into the installation hole 2. And the sensor 3 and the guide block 1 can be bonded.

For the illustrated embodiment, a further optimization is that the sensor 3 is surrounded on the outside by a protective iron cap 10.

The further optimization is that the outer side of the protective iron cap 10 is provided with a slag-proof paper cap 11.

The utility model also provides a location section of thick bamboo 12, have with above-mentioned molten steel test probe complex inner chamber, the inner intracavity interval is equipped with two fender line pieces 13, forms the space that holds wire 4 between two fender line pieces 13, wherein, is close to the fender line piece 13 of probe has been seted up a line hole 14, keeps away from three fixed orifices 15 has been seted up to the fender line piece 13 of probe, wire 4 via line hole 14 gets into behind the space, it is three to pass in proper order draw forth behind the fixed orifices 15 the space.

As shown, the wire 4 may be folded in space when assembled. The fixing hole 15 is led out in a knotting-free winding mode, and therefore the assembly and the fixation between the probe and the positioning barrel 12 are further facilitated. In use, the probe can be thrown away by positioning the barrel 12 in alignment with the examination region.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A molten steel detecting probe, characterized by comprising:

the guide block is provided with a head end and a tail end, and the guide block is provided with mounting holes penetrating through the head end and the tail end;

the sensor assembly comprises a sensor and a lead connected with the sensor, the sensor is fixed at the head end of the guide block, and the lead extends from the mounting hole and then penetrates out of the tail end;

the protective cap is connected with the head end and wraps the sensor, and an air hole is formed in the protective cap.

2. The molten steel detecting probe according to claim 1, wherein a radial dimension of the protective cap becomes gradually larger toward the head end.

3. The molten steel detecting probe according to claim 2, wherein the protective cap has a semi-ellipsoidal shape.

4. The molten steel detecting probe according to claim 2, wherein the air hole is opened at a position of the protective cap near the head end.

5. The molten steel detection probe according to claim 1, wherein a connecting cylinder is formed on a side of the protective cap facing the head end, and the head end is inserted into the connecting cylinder.

6. The molten steel detection probe according to claim 1, wherein a portion of the mounting hole at the tail end is reduced in diameter to form an abutting portion, the probe further comprises an anti-slip ring connected with the lead, and the anti-slip ring is arranged in the mounting hole and can abut against the abutting portion.

7. The molten steel detecting probe of claim 1, wherein the sensor includes a temperature measuring element, an oxygen measuring element, and a casing surrounding the temperature measuring element and the oxygen measuring element.

8. The molten steel detecting probe according to claim 1, wherein a protective iron cap is surrounded outside the sensor.

9. The molten steel detecting probe of claim 8, wherein a slag-proof paper cap is provided outside the protective iron cap.

10. A positioning cylinder is characterized by comprising an inner cavity matched with the molten steel detection probe of any one of claims 1 to 9, wherein two wire blocking pieces are arranged in the inner cavity at intervals, a space for accommodating a lead is formed between the two wire blocking pieces, a wire hole is formed in the wire blocking piece close to the probe, three fixing holes are formed in the wire blocking piece far away from the probe, and the lead enters the space through the wire hole and then sequentially passes through the three fixing holes to be led out of the space.