CN216592715U - Novel shaft furnace capable of reducing various ores - Google Patents
Novel shaft furnace capable of reducing various ores Download PDFInfo
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- CN216592715U CN216592715U CN202123258949.6U CN202123258949U CN216592715U CN 216592715 U CN216592715 U CN 216592715U CN 202123258949 U CN202123258949 U CN 202123258949U CN 216592715 U CN216592715 U CN 216592715U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
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Abstract
The utility model provides a novel shaft furnace of reducible multiple ore, include: the shaft furnace comprises a shaft furnace main body, a reducing belt part arranged in the shaft furnace main body and a reducing gas input part arranged in the shaft furnace main body, wherein the reducing gas input part is communicated with the reducing belt part; the reduction belt part is in a cylindrical material shape, wherein; after the external reaction material mass enters the reduction belt part without blockage, heated reduction gas can smoothly enter the reduction belt part so that the external reaction material mass is reduced, the external reaction material mass is temporarily stored through the reduction belt part of the material cylinder, the external reaction material mass is prevented from being blocked due to expansion, and the reduction effect of the external reaction material mass is better when the material mass is ensured not to be blocked by the reduction gas input part and uniformly enters the furnace body.
Description
Technical Field
The utility model relates to a thermotechnical kiln technical field, concretely relates to novel shaft furnace that can restore multiple ore.
Background
The kiln is a process device which is indivisible in China and even in the world industry as civilization for thousands of years today, particularly a continuous kiln, and has very important functions in the respective fields of mass production, energy conservation and emission reduction of the world industry for nearly decades.
The shaft kiln has the advantages over other continuous kilns that: the control is stable, the energy-saving efficiency is high, the equipment maintenance is simple and easy, and the service life is long; the disadvantages are that: easy to block, and the flow rate of each material mass is not in direct proportion to the reaction.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problems in the prior art. The utility model provides a novel shaft furnace capable of reducing various ores, which solves the problems.
The utility model provides a technical scheme that its technical problem adopted is: a novel shaft furnace capable of reducing a plurality of ores, comprising: the shaft furnace comprises a shaft furnace main body, a reducing belt part arranged in the shaft furnace main body and a reducing gas input part arranged in the shaft furnace main body, wherein the reducing gas input part is communicated with the reducing belt part; the reduction belt part is in a cylindrical material shape, wherein; after the external reaction mass enters the reduction belt part without blockage, the heated reduction gas can smoothly enter the reduction belt part so as to reduce the external reaction mass.
Further, the reduction belt portion comprises a preheated reduction belt disposed within the shaft furnace body; the inclination angle of the preheating reduction zone is two degrees, wherein; the preheating reduction zone is suitable for the external reaction mass to flow without blockage.
Further, the reducing belt part also comprises an isothermal reducing belt arranged in the shaft furnace main body, and the top of the isothermal reducing belt is communicated with the bottom of the preheating reducing belt; the inclination angle of the isothermal reduction zone is one degree, wherein; the isothermal reduction zone is suitable for the non-clogging flow of externally positioned reaction mass.
Further, the reducing gas input part comprises eight reducing gas inlets annularly arranged on the shaft furnace main body, eight connecting pipes communicated with the eight reducing gas inlets and a reducing gas pipe arranged on the shaft furnace main body, wherein the reducing gas pipe is communicated with the eight connecting pipes; after the reducing gas pipe is introduced with hot gas, the hot gas can be divided into the isothermal reducing zone through the eight connecting pipes and the eight reducing gas inlets in sequence.
Further, the novel shaft furnace capable of reducing various ores also comprises a cooling part; the cooling part comprises eight cooling gas outlets arranged circumferentially and equidistantly on the shaft furnace main body, wherein; the external reaction material mass is suitable for being uniformly cooled from bottom to top through the eight cooling gas outlets.
Further, the cooling portion further comprises four cooling gas inlets circumferentially equidistantly arranged on the shaft furnace body, wherein; four of the cooling gas inlets are adapted to split the incoming gas.
Further, the novel shaft furnace capable of reducing various ores further comprises a purging part; the purging part comprises a feeding storage tank arranged at the upper end of the shaft furnace main body, a discharging storage tank arranged at the lower end of the shaft furnace main body and a purging machine respectively arranged at the adjacent positions of the feeding storage tank and the discharging storage tank; the purge machine is capable of purging the feed storage tank and the discharge storage tank.
The utility model has the advantages that: the external reaction material group is temporarily stored through the reduction belt part of the material cylinder, so that the external reaction material group is prevented from being blocked due to expansion, and the reduction gas input part uniformly enters the furnace body under the condition that the material group is not blocked, so that the effect of preventing the external reaction material group from being reduced is better.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
FIG. 1 is a schematic structural view of the novel shaft furnace of the present invention capable of reducing a plurality of ores;
FIG. 2 is a cross-sectional view of the reducing gas input portion of the present invention;
fig. 3 is a sectional view of the cooling portion of the present invention.
In the drawings
1. A shaft furnace body;
2. reducing the belt section; 21. preheating a reduction zone; 22. an isothermal reduction zone;
3. a reducing gas input portion; 31. a reducing trachea; 32. a reducing gas inlet; 33. taking over a pipe;
4. a cooling section; 41. a cooling gas outlet; 42. a cooling gas inlet;
5. a purge section; 51. a feed storage tank; 52. and (7) discharging the storage tank.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, 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.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1, fig. 1 is a view of a novel shaft furnace capable of reducing a plurality of ores according to the present invention; referring to fig. 2, fig. 2 is a sectional view of the reducing gas input portion of the present invention; referring to fig. 3, fig. 3 is a sectional view of the cooling portion of the present invention; as shown in fig. 1-3, the present invention provides a novel shaft furnace capable of reducing a plurality of ores, comprising: a shaft furnace main body 1, a reducing belt portion 2 provided in the shaft furnace main body 1, and a reducing gas input portion 3 provided in the shaft furnace main body 1, the reducing gas input portion 3 communicating with the reducing belt portion 2; the reduction belt part 2 is in a cylindrical shape, wherein; after the external reaction material mass enters the reduction belt part 2 without blockage, the heated reduction gas can smoothly enter the reduction belt part 2 so that the external reaction material mass is reduced, specifically, the external reaction material mass is temporarily stored through the reduction belt part 2 in a material barrel shape, so that the external reaction material mass is prevented from being blocked due to expansion, and the reduction effect of the external reaction material mass is better due to the fact that the reduction gas enters the furnace body uniformly under the condition that the material mass is not blocked through the reduction gas input part 3.
Optionally, the reduction belt portion 2 comprises a preheated reduction belt 21 disposed within the shaft furnace body 1; the inclination angle of the preheating reduction zone 21 is two degrees, wherein; the preheating reduction belt 21 is suitable for the external reaction mass to flow without blockage, specifically, the inner diameter of the preheating reduction belt 21 is gradually enlarged from top to bottom, so that the external reaction mass does not block a gap between the external reaction mass and the inner wall of the preheating reduction belt 21 along with the accumulation and reduction work, and the transitional movement condition of the external reaction mass in the preheating reduction belt 21 is better.
Optionally, the reducing belt part 2 further comprises an isothermal reducing belt 22 arranged in the shaft furnace main body 1, and the top of the isothermal reducing belt 22 is communicated with the bottom of the preheating reducing belt 21; the inclination angle of the isothermal reduction zone 22 is one degree, wherein; the isothermal reduction zone 22 is suitable for the external reaction mass to flow without blockage, specifically, the inner diameter of the isothermal reduction zone 22 is gradually enlarged from top to bottom, so as to prevent blockage caused by severe reduction reaction of the external reaction mass, and the inner diameter of the top end of the isothermal reduction zone 22 is larger than that of the bottom end of the preheating reduction zone 21, so that the external reaction mass in the preheating reduction zone 21 can reach the isothermal reduction zone 22 more smoothly.
Optionally, the reducing gas input part 3 comprises eight reducing gas inlets 32 annularly arranged on the shaft furnace main body 1, eight connecting pipes 33 communicated with the eight reducing gas inlets 32, and a reducing gas pipe 31 arranged on the shaft furnace main body 1, wherein the reducing gas pipe 31 is communicated with the eight connecting pipes 33; after the heat gas is led to the reducing gas pipe 31, the heat gas can pass through eight in proper order the takeover 33 and eight the reducing gas inlet 32 shunts and gets into the isothermal reducing zone 22, specifically, the air current after the heating is exported through the reducing gas pipe 31, the gas of input shunts through eight takeover 33 and eight reducing gas inlets 32 and gets into reducing gas inlet 32, the reducing action that lets external reaction material group receive is more even, this kind of reduction mode has reduced the production at external reaction material group reduction dead angle, can let the reducing surface of external reaction material group multiple direction go on in step, the work efficiency of the reduction reaction of external reaction material group has been guaranteed, the angle of eight reducing gas inlets 32 is forty-five degrees, let the contact effect of heating gas and external reaction material group better, reducing gas is from bottom to top continuous gas supply, energy-saving and reaction time in the reaction are ensured.
Optionally, the novel shaft furnace capable of reducing various ores further comprises a cooling part 4; the cooling section 4 comprises eight cooling gas outlets 41 arranged circumferentially equidistant on the shaft furnace body 1, wherein; the external reaction material mass is suitable for being uniformly cooled from bottom to top through the eight cooling gas outlets 41, specifically, the eight cooling gas outlets 41 enable the external reaction material mass to be uniformly cooled from bottom to top, the cooling gas discharging efficiency and effect are increased, the eight cooling gas outlets 41 are parallel to the eight reducing gas inlets 32, the cooling effect stroke of the external reaction material mass is reduced, and the speed of cooling gas passing through the shaft furnace main body 1 is faster.
Optionally, the cooling section 4 further comprises four cooling gas inlets 42 arranged circumferentially and equidistantly on the shaft furnace body 1, wherein; four cooling gas inlet 42 is suitable for the reposition of redundant personnel and admits air, and is concrete, and four cooling gas inlets 42 are corresponding with eight cooling gas outlets 41, and the gas that each cooling gas inlet 42 got into all discharges through two cooling gas outlets 41, lets the discharge work of cooling gas more unobstructed.
Optionally, the novel shaft furnace capable of reducing various ores further comprises a purging part 5; the purging part 5 comprises a feeding storage tank 51 arranged at the upper end of the shaft furnace main body 1, a discharging storage tank 52 arranged at the lower end of the shaft furnace main body 1 and a purging machine respectively arranged at the adjacent positions of the feeding storage tank 51 and the discharging storage tank 52; the purging machine can purge the feeding storage tank 51 and the discharging storage tank 52, specifically, the purging gas of the purging machine can be nitrogen or argon, and the purging wind direction of the purging machine acts on the feeding storage tank 51 direction and the discharging storage tank 52 direction respectively to prevent the reducing gas from leaking so as to cause other safety problems.
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, a schematic representation of the term does not necessarily 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 light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A novel shaft furnace capable of reducing a plurality of ores, comprising: the shaft furnace comprises a shaft furnace main body (1), a reducing belt part (2) arranged in the shaft furnace main body (1) and a reducing gas input part (3) arranged in the shaft furnace main body (1), wherein the reducing gas input part (3) is communicated with the reducing belt part (2);
the reduction belt part (2) is in a cylinder shape, wherein;
after the external reaction mass enters the reduction belt part (2) without blockage, the heated reduction gas can smoothly enter the reduction belt part (2) so as to reduce the external reaction mass.
2. A novel shaft furnace capable of reducing a plurality of ores according to claim 1,
the reduction belt part (2) comprises a preheating reduction belt (21) arranged in the shaft furnace main body (1);
the inclination angle of the preheating reduction zone (21) is two degrees, wherein;
the preheating reduction zone (21) is suitable for the non-clogging flow of the externally arranged reaction mass.
3. A novel shaft furnace capable of reducing a plurality of ores according to claim 2,
the reducing belt part (2) also comprises an isothermal reducing belt (22) arranged in the shaft furnace main body (1), and the top of the isothermal reducing belt (22) is communicated with the bottom of the preheating reducing belt (21);
the inclination angle of the isothermal reduction zone (22) is one degree, wherein;
the isothermal reduction zone (22) is adapted for plug-free flow of an externally positioned reaction mass.
4. A novel shaft furnace capable of reducing a plurality of ores according to claim 3,
the reducing gas input part (3) comprises eight reducing gas inlets (32) annularly arranged on the shaft furnace main body (1), eight connecting pipes (33) communicated with the eight reducing gas inlets (32) and a reducing gas pipe (31) arranged on the shaft furnace main body (1), wherein the reducing gas pipe (31) is communicated with the eight connecting pipes (33);
after the reducing gas pipe (31) is communicated with hot gas, the hot gas can be divided into the isothermal reducing zone (22) through the eight connecting pipes (33) and the eight reducing gas inlets (32) in sequence.
5. A novel shaft furnace capable of reducing a plurality of ores according to claim 4,
the novel shaft furnace capable of reducing various ores further comprises a cooling part (4);
the cooling section (4) comprises eight cooling gas outlets (41) arranged circumferentially equidistant on the shaft furnace body (1), wherein;
the external reaction material mass is suitable for being uniformly cooled from bottom to top through eight cooling gas outlets (41).
6. The new shaft furnace capable of reducing multiple ores according to claim 5,
the cooling section (4) further comprises four cooling gas inlets (42) arranged circumferentially equidistant on the shaft furnace body (1), wherein;
four of the cooling gas inlets (42) are adapted to split the inlet gas.
7. A novel shaft furnace capable of reducing a plurality of ores according to claim 6,
the novel shaft furnace capable of reducing various ores further comprises a purging part (5);
the purging part (5) comprises a feeding storage tank (51) arranged at the upper end of the shaft furnace main body (1), a discharging storage tank (52) arranged at the lower end of the shaft furnace main body (1) and a purging machine respectively arranged at the adjacent positions of the feeding storage tank (51) and the discharging storage tank (52);
the purge machine is capable of purging the feed storage tank (51) and the discharge storage tank (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123258949.6U CN216592715U (en) | 2021-12-23 | 2021-12-23 | Novel shaft furnace capable of reducing various ores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123258949.6U CN216592715U (en) | 2021-12-23 | 2021-12-23 | Novel shaft furnace capable of reducing various ores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216592715U true CN216592715U (en) | 2022-05-24 |
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ID=81617575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123258949.6U Active CN216592715U (en) | 2021-12-23 | 2021-12-23 | Novel shaft furnace capable of reducing various ores |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216592715U (en) |
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2021
- 2021-12-23 CN CN202123258949.6U patent/CN216592715U/en active Active
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