CN206019687U - A kind of molten steel Determining oxygen probe - Google Patents
A kind of molten steel Determining oxygen probe Download PDFInfo
- Publication number
- CN206019687U CN206019687U CN201620867326.9U CN201620867326U CN206019687U CN 206019687 U CN206019687 U CN 206019687U CN 201620867326 U CN201620867326 U CN 201620867326U CN 206019687 U CN206019687 U CN 206019687U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- protection cylinder
- molten steel
- oxygen probe
- quartz ampoule
- 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.)
- Active
Links
Landscapes
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Abstract
A kind of molten steel Determining oxygen probe, including：Plastic stent, offers two vertical perforation thereon, is provided with several buckles on its outer peripheral edge, extends upward and form vertical rack in the middle part of which, and the upper end of vertical rack forms fixing hole；The steel outer protection cylinder of lower ending opening, including thin cylinder, thick cylinder and level connection joint portion, the upper end of thin cylinder forms the top cover of taper, and the lower end of thick cylinder forms flange；Lower ending opening and the steel interior protection cylinder being arranged in outer protection cylinder, the upper end of interior protection cylinder form the top cover of taper, and its peripheral edge of bottom extends out to form boss；Several fastening holes are offered on the madial wall of boss, and buckle is fastened in fastening hole correspondingly；Boss is fixed on flange and between level connection joint portion by clamping；U-shaped quartz ampoule, two upper ends wiry are connected through after a pin of U-shaped quartz ampoule in bending part respectively upward, and a footmuff of U-shaped quartz ampoule is located in fixing hole；Overmolded coated sand rod.The molten steel Determining oxygen probe can easily pass through slag.
Description
Technical field
The utility model is related to sensor technical field in smelting industry, and in particular to a kind of molten steel in smelting industry is fixed
Oxygen probe.
Background technology
Mainly by oxygen sand head is determined and paper tube is constituted, it is mainly used in the steelmaking process of smelting industry Determining oxygen probe,
Measurement liquid steel temperature and oxygen content, belong to the high-tech product for smelting detection technique, the quality technology controlling and process of smelting process are had
Important directive function, is requirement of each big steel mill in smelting process, and is expendable consumed product, per stove molten steel all
The multiple measurement of this product is had to pass through, the requirement needed for completing to make steel.1.2 meters of long paper pipes on oxygen sand headgear are determined during use,
Engagement Special industrial PC apparatus for determination of oxygens are connected to determines oxygen rifle, then the front end for determining oxygen rifle is inserted in paper tube and is mutually inserted with oxygen sand head is determined
Connect, by determine oxygen sand head front end insert molten steel in, the data that all processes are measured were rapidly completed in 8 seconds, to molten steel in into
Divide and oxygen content, steel quality, the consumption of lumber recovery play conclusive effect.
Due to when inserting in molten steel, needing to pass through as early as possible slag to protect zirconium pipe and thermocouple before measuring, otherwise
Due to the obstruction of slag may lead to not to measure or indeterminacy molten steel in oxygen content.It is thus desirable to one kind conveniently passes through slag
Molten steel Determining oxygen probe.
Utility model content
For solving the above problems, the utility model provides a kind of molten steel Determining oxygen probe for conveniently passing through slag.
A kind of molten steel Determining oxygen probe that the utility model is provided, including thermocouple and zirconium pipe, thermocouple includes two metal bars
And two wires, metal bar is electrically connected to the reference electrode that arrange in zirconium pipe by wire, also includes：
Plastic stent, offers two vertical perforation thereon, is provided with several buckles on the outer peripheral edge of plastic stent, modeling
Material mid-stent extends to form a vertical rack upward, and the upper end of vertical rack forms a fixing hole；
The steel outer protection cylinder of lower ending opening, the thick cylinder of thin cylinder, bottom including top and is integrally connected thin cylinder and thick
The level connection joint portion of cylinder, the upper end of thin cylinder form the top cover of taper, and the lower end of thick cylinder extends to form flange inwardly；
Lower ending opening and the steel interior protection cylinder being arranged in outer protection cylinder, the upper end of interior protection cylinder form the top of taper
Lid, the peripheral edge of bottom of interior protection cylinder extend out to form boss；Several fastening holes, one a pair of buckle is offered on the madial wall of boss
It is fastened in fastening hole with answering；Boss is fixed on flange and between level connection joint portion by clamping；
U-shaped quartz ampoule, two upper ends wiry respectively upward through after a pin of U-shaped quartz ampoule U-shaped quartz ampoule folding
It is connected in crook, a footmuff of U-shaped quartz ampoule is located in fixing hole；
The coated sand rod being overmolded onto outside thin cylinder lower end, thick cylinder and metal bar lower end.
Preferably, molten steel Determining oxygen probe also includes that the support ring being set in outside interior protection cylinder, the outer rim of support ring are abutted
On the inner edge of outer protection cylinder.
Preferably, protrude out outwardly to form a locating ring in interior protection cylinder, the lower end of support ring is connected to locating ring upper surface.
Preferably, molten steel Determining oxygen probe also includes that the end cap being set in outside thin cylinder, end cap are fixed on coated sand rod
Upper surface on.
Description of the drawings
Fig. 1 is the structural representation of the molten steel Determining oxygen probe of a preferred embodiment.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing.In the utility model
Description in, " " center ", " on ", D score, "left", "right", " vertical ", " level ", " interior ", " outward " it should be noted that term
Deng instruction orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of description this practicality newly
Type is described with simplifying, rather than is indicated or implied that the device or element of indication must be with specific orientation, with specific orientation
Construction and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only used
In description purpose, and it is not intended that indicating or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Refer to Fig. 1.Fig. 1 shows the molten steel Determining oxygen probe that the utility model is provided, including thermocouple 3 and zirconium pipe (not
Illustrate), thermocouple includes two metal bars, 34,35 and two wire 32,33, and metal bar 34 is electrically connected to by wire (not shown)
The reference electrode arranged in zirconium pipe, the junction of the metal bar 34,35 is formed visits point.The metal bar 34,35 and wire 32,33
Material difference is had according to different types of thermocouple.Especially, the thermocouple its can be standardized S types thermocouple.
The molten steel Determining oxygen probe of the present embodiment also includes：
Plastic stent 5, offers two vertical perforation (unmarked in figure) thereon, sets on the outer peripheral edge of plastic stent 5
Several buckles 51 are equipped with, are extended in the middle part of plastic stent 5 upward and is formed a vertical rack 52, the upper end of vertical rack 52 forms one admittedly
Determine hole (unmarked in figure)；
The steel outer protection cylinder 1 of lower ending opening, thick cylinder 11 including the thin cylinder 10, bottom on top and is integrally connected thin cylinder
10 and the level connection joint portion 12 of thick cylinder 11, the upper end of thin cylinder 10 forms the top cover 1A of taper, and the lower end of thick cylinder 11 extends shape inwardly
Into flange 13；
Lower ending opening and the steel interior protection cylinder 2 being arranged in outer protection cylinder 1, the upper end of interior protection cylinder 2 form taper
Top cover 2A, the peripheral edge of bottom of interior protection cylinder 2 extend out to form boss 21；Several fastening holes are offered on the madial wall of boss 21
22, buckle 51 is fastened in fastening hole 22 correspondingly；Boss 21 is fixed on flange 13 and in level connection joint portion 12 by clamping
Between；
U-shaped quartz ampoule 31, the upper end difference of two wires 34,35 is upward through after a pin of U-shaped quartz ampoule 31 in U-shaped stone
It is connected in the bending part of English pipe 31, a footmuff of U-shaped quartz ampoule 31 is located in fixing hole；
It is overmolded onto 10 lower end of thin cylinder, thick cylinder 11 and metal bar 34, the coated sand rod 6 outside 35 lower ends.
So, by arranging outer protection cylinder, interior protection cylinder and its upper end being set to taper, slag pair can more be reduced
The resistance of molten steel Determining oxygen probe, can not only preferably protect molten steel Determining oxygen probe and can easily pass through slag.Thus, by which
The Oxygen Content in Liquid Steel for measuring is more stable and accurate.Additionally by this connected mode between outer protection cylinder and interior protection cylinder,
Easily and accurately can be fixed together, can pole facilitate the shaping of coated sand rod on ground.
Preferably, molten steel Determining oxygen probe also includes that the support ring 4 being set in outside interior protection cylinder 2, the outer rim of support ring 4 are supported
It is connected on the inner edge of outer protection cylinder 1.As such, it is possible to strengthen the intensity of molten steel Determining oxygen probe head, therefore, it is possible to more easily wear
More slag.
It is further preferred that protruding out outwardly to form a locating ring 23 in interior protection cylinder 2, the lower end of support ring 4 is connected to
23 upper surface of locating ring.So, the movement of support ring can be prevented in moulding resin precoated sand rod.
Preferably, molten steel Determining oxygen probe also includes that the end cap 7 being set in outside thin cylinder 10, end cap 7 are fixed on resin coating
On the upper surface of sand rod 6.As such, it is possible to prevent the end of the coated sand rod in measurement to be damaged and introduce in molten steel miscellaneous
Matter.
In the utility model, other non-detailed portions belong to prior art, therefore will not be described here.
Finally it should be noted that：Various embodiments above is only in order to illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (4)
1. a kind of molten steel Determining oxygen probe, including thermocouple and zirconium pipe, the thermocouple includes two metal bars and two wires, the metal
Rod is electrically connected to the reference electrode that arrange in the zirconium pipe by wire, it is characterised in that also include：
Plastic stent, offers two vertical perforation thereon, is provided with several buckles on the outer peripheral edge of the plastic stent, the modeling
Material mid-stent extends to form a vertical rack upward, and the upper end of the vertical rack forms a fixing hole；
The steel outer protection cylinder of lower ending opening, the thick cylinder of thin cylinder, bottom including top and is integrally connected the thin cylinder and this is thick
The level connection joint portion of cylinder, the upper end of the thin cylinder form the top cover of taper, and the lower end of the thick cylinder extends to form flange inwardly；
Lower ending opening and the steel interior protection cylinder being arranged in the outer protection cylinder, the upper end of the interior protection cylinder form the top of taper
Lid, the peripheral edge of bottom of the interior protection cylinder extend out to form boss；Several fastening holes are offered on the madial wall of the boss, the buckle
It is fastened in the fastening hole correspondingly；The boss is fixed on the flange and between the level connection joint portion by clamping；
U-shaped quartz ampoule, two upper end wiry is respectively upward through after a pin of the U-shaped quartz ampoule in the U-shaped quartz ampoule
It is connected in bending part, a footmuff of the U-shaped quartz ampoule is located in the fixing hole；
The coated sand rod being overmolded onto outside the thin cylinder lower end, the thick cylinder and the metal bar lower end.
2. molten steel Determining oxygen probe as claimed in claim 1, it is characterised in that also include be set in outside the interior protection cylinder
Pushing out ring, the outer rim of the support ring are connected on the inner edge of the outer protection cylinder.
3. molten steel Determining oxygen probe as claimed in claim 2, it is characterised in that protrude out outwardly to form a positioning in the interior protection cylinder
Ring, the lower end of the support ring are connected to the locating ring upper surface.
4. molten steel Determining oxygen probe as claimed in claim 3, it is characterised in that also include the end cap being set in outside the thin cylinder,
The end cap is fixed on the upper surface of the coated sand rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867326.9U CN206019687U (en) | 2016-08-11 | 2016-08-11 | A kind of molten steel Determining oxygen probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867326.9U CN206019687U (en) | 2016-08-11 | 2016-08-11 | A kind of molten steel Determining oxygen probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206019687U true CN206019687U (en) | 2017-03-15 |
Family
ID=58247484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620867326.9U Active CN206019687U (en) | 2016-08-11 | 2016-08-11 | A kind of molten steel Determining oxygen probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206019687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504989A (en) * | 2017-08-16 | 2017-12-22 | 钟祥市中原电子有限责任公司 | A kind of molten steel Determining oxygen probe |
-
2016
- 2016-08-11 CN CN201620867326.9U patent/CN206019687U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504989A (en) * | 2017-08-16 | 2017-12-22 | 钟祥市中原电子有限责任公司 | A kind of molten steel Determining oxygen probe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2924443B1 (en) | Device and method for measuring flow rate near liquid steel surface | |
| CN206019687U (en) | A kind of molten steel Determining oxygen probe | |
| CN107921527A (en) | Casting mould and the method for detecting molten metal temperature distribution in casting mould | |
| EP2924442B1 (en) | Device and method for continuously measuring flow rate near liquid steel surface | |
| CN103630423A (en) | Measuring probe for sampling in metal melts | |
| CN104483061B (en) | Pressure monitoring device and method for monitoring pressure of tunnel lining concrete | |
| CN102494789A (en) | Device and method for measuring aluminum electrolyte temperature and liquidus temperature | |
| CN107727127A (en) | A kind of molten steel Determining oxygen probe | |
| CN107144595B (en) | Cast aluminum alloy thermal analysis sampling device with reusable thermocouple and sampling cup | |
| CN203587138U (en) | Throw-in type liquid density and liquid level measuring device | |
| CN105300480A (en) | Device and method for liquid level height measurement of continuous casting tundish | |
| CN208269895U (en) | A kind of mold plate verticality measuring device | |
| CN103480813B (en) | A kind of continuous cast mold high-temperature molten steel flow rate measuring device and measuring method | |
| CN204007790U (en) | For the measurement mechanism of surplus molten steel in continuous casting tundish | |
| CN206019329U (en) | A kind of molten steel Determining oxygen probe test intermediate frequency furnace | |
| JP6348684B2 (en) | Method for thermal analysis of metals and thermal analyzer | |
| CN202380009U (en) | Furnace slag fluidity measuring device | |
| CN205027330U (en) | Device for measuring thickness of slag at top of steel ladle | |
| KR102197211B1 (en) | Lance and method for determining reaction data of the course of a reaction | |
| CN2901209Y (en) | Crucible with thermocouple plug hole | |
| CN206479256U (en) | A kind of superfine armoured thermocouple | |
| KR101719659B1 (en) | Plug with multifuctional sensorsensor part and probe using the same | |
| JPH0464419B2 (en) | ||
| CN204737980U (en) | Two sample combination probe of two temperature measurement carbon determinations of converter sublance molten steel | |
| KR101395683B1 (en) | Thermocouple plug with side fixation of quartz tube, sensor part and probe using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |