CN220105027U - Molten steel oxygen-determining probe - Google Patents
Molten steel oxygen-determining probe Download PDFInfo
- Publication number
- CN220105027U CN220105027U CN202321195004.0U CN202321195004U CN220105027U CN 220105027 U CN220105027 U CN 220105027U CN 202321195004 U CN202321195004 U CN 202321195004U CN 220105027 U CN220105027 U CN 220105027U
- Authority
- CN
- China
- Prior art keywords
- molten steel
- protection cylinder
- rod
- steel oxygen
- outer protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 239000000523 sample Substances 0.000 title claims abstract description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 20
- 239000001301 oxygen Substances 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims abstract description 17
- 230000037431 insertion Effects 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000004576 sand Substances 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 239000010453 quartz Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 210000002489 tectorial membrane Anatomy 0.000 claims description 2
- 239000002893 slag Substances 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 210000003128 head Anatomy 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Landscapes
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Abstract
The utility model relates to a molten steel oxygen determination probe which comprises a resin precoated sand rod, an outer protection cylinder, an inner protection cylinder and a thermocouple assembly, wherein the top of the outer protection cylinder extends to form an insertion end with a pointed cone structure. According to the utility model, the outer protection cylinder is arranged on the head of the oxygen determination probe, and the insertion end of the pointed cone structure extends at the top of the outer protection cylinder, so that the probe can conveniently and rapidly puncture the steel slag layer on the surface of molten steel, and the measurement accuracy and the practicability are improved.
Description
Technical Field
The utility model relates to an oxygen determination probe, in particular to a molten steel oxygen determination probe.
Background
In the smelting process of steel, the on-line extraction samples of molten steel and molten iron are required to be rapidly analyzed, the smelting process is guided, the components of the molten steel and the molten iron are regulated at any time, and the smelted steel products are ensured to meet the standard requirements. The oxygen determination probe is mainly used for measuring the oxygen content of molten steel in the steelmaking process of the smelting industry. The head of the existing oxygen determination probe adopts a cylindrical structure, the structure is unfavorable for the probe to pass through steel slag on the surface of molten steel, and the oxygen content in the molten steel can not be measured or is not measured due to the obstruction of the steel slag.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides a molten steel oxygen determination probe.
The technical scheme adopted by the utility model is as follows: the utility model provides a molten steel oxygen probe, includes resin tectorial membrane sand stick, outer protection section of thick bamboo, interior protection section of thick bamboo and thermocouple subassembly, outer protection section of thick bamboo top extends has the insertion end of pointed cone structure.
Further, the outer protection cylinder is in threaded connection with the resin-coated sand rod and the inner protection cylinder.
Further, the top of the insertion end is provided with a vertical reinforcing rod, the outer ring of the vertical reinforcing rod is provided with a plurality of transverse reinforcing rods, and one end of each transverse reinforcing rod is connected with the vertical reinforcing rod while the other end is connected with the inner wall of the insertion end.
Further, a positioning step is arranged on the opening of the outer protection cylinder.
Further, the thermocouple assembly comprises a support and a thermocouple, wherein a T-shaped positioning rod is arranged on the support, and a tube hole of a U-shaped quartz tube for fixing the thermocouple is formed in the T-shaped positioning rod.
Further, a positioning convex ring is arranged on the periphery of the support, and a positioning concave ring which is mutually clamped with the positioning convex ring is arranged in the inner protection cylinder.
Further, the top of the resin-coated sand rod is covered with a sealing cover.
The beneficial effects of the utility model are as follows: according to the utility model, the outer protection cylinder is arranged on the head of the oxygen determination probe, and the insertion end of the pointed cone structure extends at the top of the outer protection cylinder, so that the probe can conveniently and rapidly puncture the steel slag layer on the surface of molten steel, and the measurement accuracy and the practicability are improved.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages.
The utility model will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of an outer protective tube.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is an enlarged schematic view of fig. 2 at a.
In fig. 1-3: 1. resin-coated sand sticks; 2. an outer protective cylinder; 3. an inner protection cylinder; 5. an insertion end; 6. a vertical reinforcing rod; 7. a transverse reinforcing rod; 8. positioning the step; 9. positioning the convex ring; 10. positioning a concave ring; 11. a cover; 12. a bracket; 13. a thermocouple; 14. a T-shaped positioning rod; 15. a U-shaped quartz tube; 16. pipe holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
The utility model provides a molten steel oxygen determination probe.
In this embodiment, referring to fig. 1 to 3, the molten steel oxygen probe comprises a resin-coated sand rod 1, an outer protection cylinder 2, an inner protection cylinder 3 and a thermocouple assembly, wherein the top of the outer protection cylinder is extended with an insertion end 5 with a pointed cone structure.
According to the technical scheme, the outer protection cylinder is arranged on the head of the oxygen determination probe, meanwhile, the insertion end of the pointed cone structure extends from the top of the outer protection cylinder, so that the probe can conveniently and rapidly puncture the steel slag layer on the surface of molten steel, and the measurement accuracy and the practicability are improved.
Specifically, the outer protection cylinder is in threaded connection with the resin-coated sand rod and the inner protection cylinder.
In the embodiment, the outer protection cylinder is in threaded connection with the resin-coated sand rod and the inner protection cylinder, so that the outer protection cylinder is convenient to disassemble, assemble and replace.
Specifically, the top of the insertion end is provided with a vertical reinforcing rod 6, the outer ring of the vertical reinforcing rod is provided with a plurality of transverse reinforcing rods 7, and one end of each transverse reinforcing rod is connected with the vertical reinforcing rod while the other end is connected with the inner wall of the insertion end.
In this embodiment, as shown in the figure, the insertion end is designed to be hollow, and in order to improve the mechanical strength of the insertion end, a vertical reinforcing rod and a horizontal reinforcing rod are disposed inside the insertion end, so that the internal strength is improved, and the service life is prolonged.
Specifically, the opening of the outer protection cylinder is provided with a positioning step 8.
In this embodiment, the positioning step mainly plays a role in positioning for positioning the position where it is mounted in place.
Specifically, the thermocouple assembly comprises a bracket 12 and a thermocouple 13, wherein a T-shaped positioning rod 14 is arranged on the bracket, and a pipe hole 16 for fixing a U-shaped quartz pipe 15 of the thermocouple is arranged on the T-shaped positioning rod.
In the embodiment, the U-shaped quartz tube of the thermocouple is installed and positioned through the tube hole of the T-shaped positioning rod, so that the installation is more stable and reliable.
Specifically, the periphery of support is equipped with location bulge loop 9, be equipped with in the interior guard cylinder with above-mentioned location bulge loop 10 of mutual block.
In this embodiment, install the block through location bulge loop and location concave ring between support and the interior guard cylinder, the equipment is more convenient, need not other fixed establishment, reduce cost.
Specifically, the top of the resin-coated sand rod is covered with a sealing cover 11.
The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.
Claims (6)
1. The utility model provides a molten steel oxygen probe, includes resin tectorial membrane sand stick, outer protection section of thick bamboo, interior protection section of thick bamboo and thermocouple subassembly, its characterized in that: the top of the outer protection cylinder extends to form an insertion end of a pointed cone structure;
the top of the insertion end is provided with a vertical reinforcing rod, the outer ring of the vertical reinforcing rod is provided with a plurality of transverse reinforcing rods, and one end of each transverse reinforcing rod is connected with the vertical reinforcing rod while the other end is connected with the inner wall of the insertion end.
2. The molten steel oxygen probe of claim 1, wherein: the outer protection cylinder is in threaded connection with the resin-coated sand rod and the inner protection cylinder.
3. The molten steel oxygen probe of claim 1, wherein: and a positioning step is arranged on the opening of the outer protection cylinder.
4. The molten steel oxygen probe of claim 1, wherein: the thermocouple assembly comprises a support and a thermocouple, wherein a T-shaped positioning rod is arranged on the support, and a tube hole of a U-shaped quartz tube for fixing the thermocouple is formed in the T-shaped positioning rod.
5. The molten steel oxygen probe of claim 4, wherein: the periphery of the support is provided with a positioning convex ring, and the inner protection cylinder is internally provided with a positioning concave ring which is mutually clamped with the positioning convex ring.
6. The molten steel oxygen probe of claim 1, wherein: and the top of the resin-coated sand rod is covered with a sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195004.0U CN220105027U (en) | 2023-05-17 | 2023-05-17 | Molten steel oxygen-determining probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195004.0U CN220105027U (en) | 2023-05-17 | 2023-05-17 | Molten steel oxygen-determining probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220105027U true CN220105027U (en) | 2023-11-28 |
Family
ID=88873725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321195004.0U Active CN220105027U (en) | 2023-05-17 | 2023-05-17 | Molten steel oxygen-determining probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220105027U (en) |
-
2023
- 2023-05-17 CN CN202321195004.0U patent/CN220105027U/en active Active
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| GR01 | Patent grant |