CN204679121U - Ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe - Google Patents
Ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe Download PDFInfo
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- CN204679121U CN204679121U CN201520416306.5U CN201520416306U CN204679121U CN 204679121 U CN204679121 U CN 204679121U CN 201520416306 U CN201520416306 U CN 201520416306U CN 204679121 U CN204679121 U CN 204679121U
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Abstract
The utility model discloses a kind of ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe, it comprises probe matrix, paper tube, wherein: probe matrix comprises base steel seat, in base steel seat, sampler is installed, steel base bottom is provided with temperature sensor, lambda sensor, temperature sensor and lambda sensor are connected with the quick connect receptacle being arranged on base steel seat top respectively, and the steel tin hat that temperature sensor and lambda sensor are installed in steel base bottom covers, paper tube comprises flat coil paper body, only make steel tin hat stretch out from flat coil paper body lower port in the through cavity that probe matrix is assemblied in flat coil paper body expose and make the entrance of sampler relative with the thief hole that flat coil paper body is offered.The utility model disposablely can realize thermometric, oxygen determination and sampling to ladle molten steel in the stove fast, and handling safety is convenient, and measurement result precision is high, and sampling success ratio is high, and cost is low, and operator's labour intensity is little and personal safety can obtain effective guarantee.
Description
Technical field
The utility model relates to a kind of ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe, belongs to the parameter measurement of ladle furnace molten steel and sampling field.
Background technology
As shown in Figure 1, it is made up of pop one's head in matrix and paper tube traditional ladle furnace molten steel probe.Probe matrix comprises steel protection pedestal 15; parameter measurement sensor is provided with bottom steel protection pedestal 15; the steel tin hat 13 that parameter measurement sensor is installed on bottom steel protection pedestal 15 covers, and parameter measurement sensor is connected with externally measured control device (not shown) via the signal gang socket 16 of steel protection pedestal 15 top installation.Paper tube comprises tubular paper tube main body 11 that adopt the realization of twill pipe crimping, that have through cavity 17.As Fig. 1, paper tube is assemblied on probe matrix, and the steel tin hat 13 of probe matrix is exposed to, and paper tube is outside and other parts are in paper tube cavity 17.
Can find in actual use, there is following defect in above-mentioned traditional ladle furnace molten steel probe:
1, the thermometric of ladle furnace molten steel, oxygen determination, sampling operation need to perform separately separately; specifically; the parameter measurement sensor installed bottom steel protection pedestal 15 during thermometric is temperature sensor 12; the parameter measurement sensor installed bottom pedestal 15 is protected by steel to be replaced into lambda sensor 14 during oxygen determination again; and when sampling, then need to use other sampling probe to carry out sampling steel.As can be seen here, need point just to complete for three times to the thermometric of ladle furnace molten steel, oxygen determination, sampling, greatly add the workload of operator, increase security incident odds, add steel-making cost, and exist and survey into the shortcoming that rate is low, measuring accuracy is low.
2, paper tube adopts twill pipe crimping to realize, the butt seam of twill pipe crimping is too large, when therefore paper tube being put into molten steel, paper tube adhesion can remain a lot of molten steel, this can make probe matrix easily be burnt out (molten steel ablation Du Keda 1760 degree) by high-temperature molten steel, thus make probe matrix cannot complete thermometric, oxygen determination task smoothly, and easily there is security incident.And, the twill pipe crimping realizing paper tube needs just can complete through ten multiple working procedures such as shearing, scroll, centering, packings, operation too much can make to strengthen the production quality control difficulty of twill pipe crimping, and there is the shortcoming that feed consumption is many, manufacturing cost is high, yield rate is low.
Utility model content
The purpose of this utility model is to provide a kind of ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe, and it disposablely can realize thermometric, oxygen determination and sampling to ladle furnace molten steel fast.
To achieve these goals, the utility model have employed following technical scheme:
A kind of ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe, it is characterized in that: it comprises probe matrix, paper tube, wherein: probe matrix comprises base steel seat, in base steel seat, sampler is installed, steel base bottom is provided with temperature sensor, lambda sensor, temperature sensor and lambda sensor are connected with the quick connect receptacle being arranged on base steel seat top respectively, and the steel tin hat that temperature sensor and lambda sensor are installed in steel base bottom covers, paper tube comprises flat coil paper body, only make steel tin hat stretch out from flat coil paper body lower port in the through cavity that probe matrix is assemblied in flat coil paper body expose and make the entrance of sampler relative with the thief hole that flat coil paper body is offered.
Preferably; in described steel base outer wall, between the lower edge and described steel tin hat of described flat coil paper body, be coated with a circle refractory protection sand head, be in the isolated space that described steel tin hat, refractory protection sand head and described paper tube formed with the described base steel seat and described quick connect receptacle that make described probe matrix.
Preferably, the position near its upper port on described flat coil paper body offers discharge orifice.
Preferably, the wall thickness of described flat coil paper body is 22 millimeters.
Preferably, the upper and lower port of described flat coil paper body has all cut interior chamfering.
Described paper tube is made up of wood pulp paper.
The utility model has the advantages that:
1, the utility model combined probe disposablely can realize thermometric, oxygen determination and sampling to the molten steel in ladle furnace fast, handling safety is convenient, measure, sample time is short, and molten steel temperature and oxygen measurement result precision high, sampling steel success ratio is high, greatly reduce the cost measured with sampling, alleviate the labour intensity of operator, ensured the personal safety of operator.
2, the paper tube in the utility model combined probe is a kind of flat pipe crimping gone out by flat volume manufacture technics; its energy-conserving and environment-protective; without butt seam; therefore when the utility model combined probe carries out measuring and sampling in molten steel; paper tube adhesion can not remain molten steel substantially; thus the probe matrix in available protecting the utility model combined probe can not be burnt out by high-temperature molten steel (molten steel ablation Du Keda 1760 degree) in the of short duration time of putting into molten steel, ensure that the utility model combined probe completing smoothly thermometric, oxygen determination and sampling task.
3, the paper tube production process in the utility model combined probe is few, can control effectively respectively, greatly improve yield rate to the quality of production of each operation, and this disposable products of the paper tube used in the utility model feed consumption is few, greatly reduces manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional ladle furnace molten steel probe.
Fig. 2 is the structural representation (longitudinal section) of the utility model combined probe.
Embodiment
As shown in Figure 2, the utility model ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe (product type TOS) comprises probe matrix, paper tube, wherein: probe matrix comprises base steel seat 21, sampler 25 is installed in base steel seat 21, temperature sensor 23 is installed bottom base steel seat 21, lambda sensor 24, temperature sensor 23 and lambda sensor 24 are connected with the quick connect receptacle 22 being arranged on base steel seat 21 top respectively, namely temperature sensor 23 can be connected with externally measured control device (not shown) via quick connect receptacle 22 with lambda sensor 24, and the steel tin hat 26 that temperature sensor 23 and lambda sensor 24 are installed on bottom base steel seat 21 covers, paper tube comprises the flat coil paper body 31 gone out by flat volume manufacture technics, without twill and without butt seam on flat coil paper body 31, in the through cavity 36 that probe matrix is assemblied in flat coil paper body 31 (about occupying half cavity 36) and only make steel tin hat 26 stretch out from flat coil paper body 31 lower port to expose and make the entrance of sampler 25 relative with the thief hole 35 that flat coil paper body 31 is offered.
As Fig. 2; preferably; on base steel seat 21 outer wall, between the lower edge and steel tin hat 26 of flat coil paper body 31, be coated with a circle refractory protection sand head 41, be in the isolated space that steel tin hat 26, refractory protection sand head 41 and paper tube formed with the base steel seat 21 and quick connect receptacle 22 that make probe matrix.Specifically; when using the utility model combined probe; the isolated space that steel tin hat 26, refractory protection sand head 41 and paper tube are formed can make to pop one's head in the base steel seat 21 of matrix and quick connect receptacle 22 isolated with the molten steel in ladle furnace, thus guarantee thermometric, oxygen determination, the order of sampling carries out.
When actual design, as Fig. 2, flat coil paper body 31 offers in the process using the utility model combined probe for discharging the discharge orifice 32 of moisture and tar near the position of its upper port.The quantity of discharge orifice 32 can be multiple and can be uniform according to demand.
When actual fabrication paper tube, the wall thickness of flat coil paper body 31 can be 22 millimeters, specifically, the cross section of flat coil paper body 31 is rounded and its external diameter is 40mm and internal diameter is 18mm, the cross section of probe matrix is rounded and its radius should be suitable with the internal diameter of flat coil paper body 31, only leaves very little gap in the cavity 36 that can load flat coil paper body 31 to make probe matrix between probe matrix and cavity 36 inwall.Certainly, in actual fabrication, the wall thickness of flat coil paper body 31 is not limited to above-mentioned 22 millimeters, also can be other thickness.
In actual fabrication, as Fig. 2, the upper and lower port of flat coil paper body 31 can cut interior chamfering 33,34 respectively.
Preferably, the paper tube in the utility model combined probe can be made up of wood pulp paper, certainly, is not limited thereto.
During use, quick connect receptacle 22 is connected with externally measured control device and lives the utility model combined probe by such as mechanical arm clamps.Then molten steel the utility model combined probe vertically being put into ladle furnace takes out rapidly in a moment, thus completes thermometric, oxygen determination, the sampling task to molten steel.
Specifically, when the utility model combined probe is put into molten steel, temperature sensor 23, lambda sensor 24 are measured the temperature of molten steel, oxygen content and measurement result are transferred to externally measured control device immediately respectively, and molten steel flows into the sampling completed immediately molten steel in sampler 25 from thief hole 35 simultaneously.It should be noted that in the process of molten steel being carried out to thermometric, oxygen determination and sampling, steel tin hat 26 and paper tube achieve isolated protection effectively to probe matrix, thus ensure that carrying out smoothly of thermometric, oxygen determination and sampling task.
The utility model has the advantages that:
1, the utility model combined probe disposablely can realize thermometric, oxygen determination and sampling to the molten steel in ladle furnace fast, handling safety is convenient, measure, sample time is short, and molten steel temperature and oxygen measurement result precision high, sampling steel success ratio is high, greatly reduce the cost measured with sampling, alleviate the labour intensity of operator, ensured the personal safety of operator.
2, the paper tube in the utility model combined probe is a kind of flat pipe crimping gone out by flat volume manufacture technics; its energy-conserving and environment-protective; without butt seam; therefore when the utility model combined probe carries out measuring and sampling in molten steel; paper tube adhesion can not remain molten steel substantially; thus the probe matrix in available protecting the utility model combined probe can not be burnt out by high-temperature molten steel (molten steel ablation Du Keda 1760 degree) in the of short duration time of putting into molten steel, ensure that the utility model combined probe completing smoothly thermometric, oxygen determination and sampling task.
3, the paper tube production process in the utility model combined probe is few, can control effectively respectively, greatly improve yield rate to the quality of production of each operation, and this disposable products of the paper tube used in the utility model feed consumption is few, greatly reduces manufacturing cost.
The above know-why being preferred embodiment of the present utility model and using; for a person skilled in the art; when not deviating from spirit and scope of the present utility model; any based on apparent changes such as the equivalent transformation on technical solutions of the utility model basis, simple replacements, all belong within the utility model protection domain.
Claims (6)
1. a ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe, it is characterized in that: it comprises probe matrix, paper tube, wherein: probe matrix comprises base steel seat, in base steel seat, sampler is installed, steel base bottom is provided with temperature sensor, lambda sensor, temperature sensor and lambda sensor are connected with the quick connect receptacle being arranged on base steel seat top respectively, and the steel tin hat that temperature sensor and lambda sensor are installed in steel base bottom covers, paper tube comprises flat coil paper body, only make steel tin hat stretch out from flat coil paper body lower port in the through cavity that probe matrix is assemblied in flat coil paper body expose and make the entrance of sampler relative with the thief hole that flat coil paper body is offered.
2. ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe as claimed in claim 1, is characterized in that:
In described steel base outer wall, between the lower edge and described steel tin hat of described flat coil paper body, be coated with a circle refractory protection sand head, be in the isolated space that described steel tin hat, refractory protection sand head and described paper tube formed with the described base steel seat and described quick connect receptacle that make described probe matrix.
3. ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe as claimed in claim 1, is characterized in that:
Position near its upper port on described flat coil paper body offers discharge orifice.
4. ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe as claimed in claim 1, is characterized in that:
The wall thickness of described flat coil paper body is 22 millimeters.
5. ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe as claimed in claim 4, is characterized in that:
The upper and lower port of described flat coil paper body has all cut interior chamfering.
6. the ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe according to any one of claim 1 to 5, is characterized in that:
Described paper tube is made up of wood pulp paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520416306.5U CN204679121U (en) | 2015-06-16 | 2015-06-16 | Ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520416306.5U CN204679121U (en) | 2015-06-16 | 2015-06-16 | Ladle furnace molten steel thermometric oxygen determination detecting, sampling composite probe |
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| CN204679121U true CN204679121U (en) | 2015-09-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271224A (en) * | 2017-07-31 | 2017-10-20 | 南京信息工程大学 | A kind of inverted pyramid formula air dewfall laden water collecting device |
| CN107817021A (en) * | 2017-09-18 | 2018-03-20 | 山西太钢工程技术有限公司 | The manufacture method of molten steel oxygen measuring probe |
-
2015
- 2015-06-16 CN CN201520416306.5U patent/CN204679121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271224A (en) * | 2017-07-31 | 2017-10-20 | 南京信息工程大学 | A kind of inverted pyramid formula air dewfall laden water collecting device |
| CN107817021A (en) * | 2017-09-18 | 2018-03-20 | 山西太钢工程技术有限公司 | The manufacture method of molten steel oxygen measuring probe |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160215 Address after: 101204 Beijing City Mafang town Pinggu District Wali Road No. 17 Patentee after: Guo Ziwei Address before: 101204 Beijing City blacksmith Mafang town Pinggu District Village Road No. 5 Patentee before: BEIJING PINGGU CHANGCHENG TRADE CO., LTD. |