CN201392097Y - Novel reducing furnace for ore experiment - Google Patents
Novel reducing furnace for ore experiment Download PDFInfo
- Publication number
- CN201392097Y CN201392097Y CN200920012993U CN200920012993U CN201392097Y CN 201392097 Y CN201392097 Y CN 201392097Y CN 200920012993 U CN200920012993 U CN 200920012993U CN 200920012993 U CN200920012993 U CN 200920012993U CN 201392097 Y CN201392097 Y CN 201392097Y
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- furnace
- novel ore
- inboard wall
- high temperature
- ore experiment
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Abstract
The utility model relates to a novel reducing furnace for ore experiment, which comprises a furnace shell, a heat-preserving layer, an inner furnace wall, a heating body and a bottom plate, wherein the heat-preserving layer is arranged between the furnace shell and the inner furnace wall, the heating body is arranged in the furnace chamber surrounded by the inner furnace wall, the bottom plate is mounted on the bottom of the furnace shell, and the furnace shell is formed by two semi-circular cylinders and adopts a split type structure, i.e. the two semi-circular cylinders are connected together by a rotary shaft at one side and fixed together by a locking fastener at the other side. The utility model has the advantages of reasonable structure design, good heat-preserving effect, energy saving and environment-friendliness, and can be widely applied in the experiment of ore reduction reaction.
Description
Technical field
The utility model relates to a kind of heating furnace, particularly relates to a kind of novel ore experiment reduction furnace.
Background technology
In the reduction of iron ore reaction, be to utilize the reducing gas that mixes to feed at a certain temperature in the high temperature reduction stove as reducing agent, after the process regular hour, the iron ore reaction is finished, every index in the test experiments in this process and after the process.And high-temperature electric resistance furnace is the main body of reduction apparatus, its performance quality is the key link, and present this high-temperature electric resistance furnace generally adopts mineral wool to be incubated thermal insulation, in experiment when if maintenance work takes place, mineral wool can change because of characteristic behind the long term high temperature, causes willow catkins flying in the air to enter the human respiratory tract.Mineral wool can discharge the escaping gas that some have couple human injury in the pyroprocess simultaneously, the stove brick of electric furnace adopts piece to pile up the formation body of heater more, after the long-term heating, this stove brick can efflorescence cause physical strength to reduce, when safeguarding, because stove brick quantity is big, shape also has fixing differentiation, causes maintenance workload to increase.
Summary of the invention
The utility model has overcome deficiency of the prior art, the novel ore experiment reduction furnace that provide a kind of reasonable in design, high insulating effect, is easy to safeguard.
In order to address the above problem, the utility model by the following technical solutions:
A kind of novel ore experiment reduction furnace, comprise body of heater shell, heat-insulation layer, inboard wall of furnace body, calandria and base plate, be provided with heat-insulation layer between body of heater shell and the inboard wall of furnace body, inboard wall of furnace body around burner hearth in be provided with calandria, the body of heater outer casing bottom is installed base plate, and the body of heater shell is made up of two semicircular cylinders, adopts the opposite opened structure, one side connects by gyroaxis, and a side is fixed by tight locking button.
Described heat-insulation layer comprises furnace lining and adiabatic high temperature cotton, and adiabatic high temperature cotton is located between body of heater shell and the furnace lining.
Described furnace lining is the stainless steel steel mesh that has aperture.
The hole shape of described stainless steel steel mesh is a rectangle.。
The cotton mineral wool of described adiabatic high temperature for the process high-temperature roasting.
Described inboard wall of furnace body is made up of several layers stove brick, and the cross section of every stove brick is semicircle, and every layer in aggregates by two mutual convex-concaves cooperations of semicircle stove brick, and the groove that cooperates each other by the brick body between the stove brick of adjacent layer is fixed.
Built light-weight brick by laying bricks or stones between described inboard wall of furnace body and the base plate.
Described burner hearth top is provided with furnace upper cover.
Be provided with the cotton circle of sealing between furnace upper cover and the inboard wall of furnace body.
Described calandria is made up of high temperature furnace fiber tube and resistance wire, and resistance wire is wrapped in the high temperature furnace fiber tube outside.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is simple in structure, and cost is low, and high insulating effect because furnace shell adopts the opposite opened structure, is safeguarded easily, has saved the working time, has improved operating efficiency.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is Fig. 1 vertical view.
The specific embodiment
A kind of novel ore experiment reduction furnace, the heat-insulation layer that comprises body of heater shell 1, constitutes by furnace lining 3 and adiabatic high temperature cotton 2, the inboard wall of furnace body, calandria and the base plate 6 that constitute by stove brick 7, be provided with heat-insulation layer between body of heater shell 1 and the inboard wall of furnace body, as shown in Figure 1, heat-insulation layer is made of furnace lining 3 and adiabatic high temperature cotton 2, furnace lining 3 is for having the stainless steel steel mesh of oblong shaped orifices, and network structure is lower than the heat conduction efficiency of platy structure, more is of value to the insulation of body of heater.Adiabatic high temperature cotton 2 is located between body of heater shell 1 and the furnace lining 3; Adiabatic high temperature cotton 2 is the mineral wool through high-temperature roasting, and the heat in the body of heater enters adiabatic high temperature cotton 2 by stainless steel steel mesh aperture, and the heat conduction prevents the heat volatilization by the cotton blocking-up of high temperature.
Inboard wall of furnace body is made up of several layers stove brick 7, and as shown in Figure 2, the cross section of every stove brick 7 is semicircle, and every layer in aggregates by two semicircle stove brick 7 mutual convex-concaves cooperations, and the groove that cooperates each other by the brick body between the stove brick of adjacent layer is fixed.Body of heater shell 1 adopts the corrosion resistant plate manufacturing, body of heater shell 1 is made up of two semicircular cylinders, adopt the opposite opened structure, one side connects by gyroaxis 10, body of heater shell 1 can free horizontal direction folding. with gyroaxis 10 symmetric positions be movable tight locking button 11, by two the semicircular cylinder lockings of tight locking button 11, make body of heater form the integral barrel shape of a closure with body of heater shell 1.Inboard wall of furnace body around burner hearth in be provided with calandria, calandria is made up of high temperature furnace fiber tube 4 and high density resistor silk, resistance wire is wrapped in high temperature furnace fiber tube 4 outsides, is used for heating furnace.The burner hearth top is provided with furnace upper cover 8 as the upper strata protection, sheds for there is heat the outer ring that prevents high temperature furnace fiber tube 4, and the cotton circle 9 of resistant to elevated temperatures sealing is set between furnace upper cover 8 and inboard wall of furnace body, and the row ring packing is handled.The base plate 6 that general steel plate is made is installed in body of heater shell 1 bottom, has built light-weight brick 5 by laying bricks or stones between inboard wall of furnace body and the base plate 6, as the protection of bottom,
Stove brick 7 directly stacks after the bottom polishes flat and gets final product, and after the resistance wire energising, forms high-temperature area in the burner hearth, and the test that promptly can be iron ore provides good heating condition; During the resistance wire life termination, can open body of heater shell 1, easily stove brick 7 and high temperature furnace fiber tube 4 be taken out, with the device that renews.
Claims (10)
1, a kind of novel ore experiment reduction furnace, comprise body of heater shell, heat-insulation layer, inboard wall of furnace body, calandria and base plate, be provided with heat-insulation layer between body of heater shell and the inboard wall of furnace body, inboard wall of furnace body around burner hearth in be provided with calandria, the body of heater outer casing bottom is installed base plate, it is characterized in that, the body of heater shell is made up of two semicircular cylinders, adopt the opposite opened structure, a side connects by gyroaxis, and a side is fixed by tight locking button.
2, novel ore experiment reduction furnace according to claim 1 is characterized in that described heat-insulation layer comprises furnace lining and adiabatic high temperature cotton, and adiabatic high temperature cotton is located between body of heater shell and the furnace lining.
3, novel ore experiment reduction furnace according to claim 2 is characterized in that described furnace lining is a stainless steel steel mesh with holes.
4, novel ore experiment reduction furnace according to claim 3 is characterized in that the hole shape of described stainless steel steel mesh is a rectangle.
5, novel ore experiment reduction furnace according to claim 2 is characterized in that the cotton mineral wool for the process high-temperature roasting of described adiabatic high temperature.
6, novel ore experiment reduction furnace according to claim 1, it is characterized in that, described inboard wall of furnace body is made up of several layers stove brick, the cross section of every stove brick is semicircle, every layer in aggregates by two mutual convex-concaves cooperations of semicircle stove brick, and the groove that cooperates each other by the brick body between the stove brick of adjacent layer is fixed.
7, according to claim 1 or 6 described novel ore experiment reduction furnaces, it is characterized in that, built light-weight brick by laying bricks or stones between described inboard wall of furnace body and the base plate.
8, novel ore experiment reduction furnace according to claim 1 is characterized in that described burner hearth top is provided with furnace upper cover.
9, novel ore experiment reduction furnace according to claim 8 is characterized in that, is provided with the cotton circle of sealing between furnace upper cover and the inboard wall of furnace body.
10, novel ore experiment reduction furnace according to claim 1 is characterized in that described calandria is made up of high temperature furnace fiber tube and resistance wire, and resistance wire is wrapped in the high temperature furnace fiber tube outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012993U CN201392097Y (en) | 2009-04-16 | 2009-04-16 | Novel reducing furnace for ore experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012993U CN201392097Y (en) | 2009-04-16 | 2009-04-16 | Novel reducing furnace for ore experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201392097Y true CN201392097Y (en) | 2010-01-27 |
Family
ID=41598919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920012993U Expired - Fee Related CN201392097Y (en) | 2009-04-16 | 2009-04-16 | Novel reducing furnace for ore experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201392097Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075137A (en) * | 2012-12-25 | 2013-05-01 | 重庆大学 | Coal rock drilling high-pressure hydrofracture experimental facility |
| CN104165522A (en) * | 2014-07-28 | 2014-11-26 | 张家港市伟业机械制造有限公司 | Reactor heating furnace |
| CN108732084A (en) * | 2018-04-27 | 2018-11-02 | 长沙理工大学 | A kind of Corrosion Fatigue Properties test device |
| CN109680137A (en) * | 2019-01-18 | 2019-04-26 | 东北大学 | A kind of oblate steel heat treatment furnace of open-type |
-
2009
- 2009-04-16 CN CN200920012993U patent/CN201392097Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075137A (en) * | 2012-12-25 | 2013-05-01 | 重庆大学 | Coal rock drilling high-pressure hydrofracture experimental facility |
| CN104165522A (en) * | 2014-07-28 | 2014-11-26 | 张家港市伟业机械制造有限公司 | Reactor heating furnace |
| CN108732084A (en) * | 2018-04-27 | 2018-11-02 | 长沙理工大学 | A kind of Corrosion Fatigue Properties test device |
| CN109680137A (en) * | 2019-01-18 | 2019-04-26 | 东北大学 | A kind of oblate steel heat treatment furnace of open-type |
| CN109680137B (en) * | 2019-01-18 | 2020-06-05 | 东北大学 | Open-type flat round steel heat treatment furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20170416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |