CN205062105U - Dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment - Google Patents
Dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment Download PDFInfo
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- CN205062105U CN205062105U CN201520461528.9U CN201520461528U CN205062105U CN 205062105 U CN205062105 U CN 205062105U CN 201520461528 U CN201520461528 U CN 201520461528U CN 205062105 U CN205062105 U CN 205062105U
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- antiscale property
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Abstract
The utility model relates to a dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment, including preventing scale deposit evaporative cooler (2), elbow dust remover (3), two medium quenching and tempering spray guns (5), two medium cooling spray gun (6) and fluidization blowback ash removal device (10), prevent that scale deposit evaporative cooler (2) entry is equipped with high temperature resistant nonmetal compensator (1), the export is equipped with elbow dust remover (3), prevents that scale deposit evaporative cooler (2) are equipped with fluidization blowback ash removal device (10) all around. The utility model discloses not only having solved the difficult problem of double -current spray gun trompil on evaporative cooling flue, also having solved the problem of the easy scale deposit of evaporation cooling tower inner wall, still solved under the converter initial stage of smelting, the secondary rifle and smelted the later stage and diffuse the chimney dust and discharge problem not up to standard, especially be fit for the primary smoke of converter wet process and change dry process dust removal project, application prospect is wide.
Description
Technical field
The utility model relates to field of environment protection equipment, more particularly, relates to a kind of converter dry method dust good antiscale property evaporative cooling equipment.
Background technology
Along with the continuous reinforcement of environmental consciousness, converter that is newly-built and reconstruction mostly adopts dry-dedusting system.In converter power house, dry dust removal equipment routine is arranged as follows: double-flow spray gun is arranged on gasification cooling flue end, and in wet cooling tower, atomized water spray carries out lowering the temperature and depositing dust, and carries out modified to raw gas; The cinder that banana-bends is collected delivers to cinder storehouse by built-in double-chain type conveyor, is transported outward by bulk cement truck.
Existing converter main Problems existing of dry dust removal equipment: one is that double-flow spray gun is arranged on gasification cooling flue end, need perforate on gasification cooling flue, especially change in dry method dust transformation project in wet method, gasification cooling flue end must be changed, add facility investment and installation difficulty; Two is the easy foulings of transpiration cooling inner wall of tower, and built-in double-chain type conveyor failure rate is high, easily blocks ash, and then affects converter and normally produce; Three is that rifle and smelting later stage diffusing chimney are smoldered under converter smelting initial stage, secondary, and dust discharge is not up to standard, contaminate environment.
Summary of the invention
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of converter a dry method dust good antiscale property evaporative cooling equipment.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of converter dry method dust good antiscale property evaporative cooling equipment, comprises good antiscale property evaporative cooler, elbow fly-ash separator, the modified spray gun of two medium, two medium cooling spray gun and fluidisation back-blowing dust removing device;
Described good antiscale property evaporative cooler entrance is provided with high temperature resistant non-metal compensator, and the outlet of good antiscale property evaporative cooler is provided with elbow fly-ash separator, and good antiscale property evaporative cooler surrounding is provided with fluidisation back-blowing dust removing device;
Described built-in double-chain type conveyor is inclined and mounted on the below of described elbow fly-ash separator;
Described good antiscale property evaporative cooler epicone bucket is provided with two modified spray guns of medium and two medium cooling spray gun;
Dirt separator, relief valve and pneumatic ball valve is provided with between described nitrogen tube and described fluidisation back-blowing dust removing device.
In converter described in the utility model dry method dust good antiscale property evaporative cooling equipment, the described pair of modified spray gun of medium is connected with water pipe and first medium pipe.
In converter described in the utility model dry method dust good antiscale property evaporative cooling equipment, described pair of medium cooling spray gun is connected with water pipe and second medium pipe.
Implement converter of the present utility model dry method dust good antiscale property evaporative cooling equipment, there is following beneficial effect:
1, two medium spray gun is arranged on good antiscale property evaporative cooler, and solve a difficult problem for perforate on gasification cooling flue, installation difficulty reduces greatly.
2, solve the problem of the easy fouling of transpiration cooling inner wall of tower, guarantee that converter is normally produced.
3, to solve under converter smelting initial stage, secondary rifle and smelt later stage diffusing chimney dust discharge problem not up to standard, more environmental protection.
The utility model not only solves a difficult problem for double-flow spray gun perforate on gasification cooling flue, also the problem of the easy fouling of transpiration cooling inner wall of tower is solved, to also solve under converter smelting initial stage, secondary rifle and smelt later stage diffusing chimney dust discharge problem not up to standard, especially be applicable to converter flue gas wet method and change dry method dust project, have a extensive future.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model converter dry method dust good antiscale property evaporative cooling equipment.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, converter of the present utility model dry method dust good antiscale property evaporative cooling equipment comprises good antiscale property evaporative cooler 2, elbow fly-ash separator 3, the modified spray gun of two medium 5, two medium cooling spray gun 6 and fluidisation back-blowing dust removing device 10;
Good antiscale property evaporative cooler 2 entrance is provided with high temperature resistant non-metal compensator 1, expands with heat and contract with cold for compensation equipment; Good antiscale property evaporative cooler 2 outlet is provided with elbow fly-ash separator 3, good antiscale property evaporative cooler 2 surrounding is provided with fluidisation back-blowing dust removing device 10, fluidisation back-blowing dust removing device 10 is chain with converter process, after the tapping of each stove terminates, fluidisation back-blowing dust removing device 10 runs 3 minutes, is cleaned out by the floating dust on good antiscale property evaporative cooler 2 inwall;
Built-in double-chain type conveyor 4 is inclined and mounted on the below of elbow fly-ash separator 3;
Good antiscale property evaporative cooler 2 epicone bucket is provided with two modified spray guns of medium 5 and two medium cooling spray gun 6, when good antiscale property evaporative cooler 2 temperature out be greater than 100 DEG C and be less than 250 DEG C time, enable two modified spray gun 5 of medium, two medium cooling spray gun 6 cuts out; When good antiscale property evaporative cooler 2 temperature out is more than or equal to 250 DEG C, enable two medium cooling spray gun 6, the modified spray gun 5 of two medium cuts out;
Be provided with dirt separator 12, relief valve 13 and pneumatic ball valve 14 between nitrogen tube 11 and fluidisation back-blowing dust removing device 10, relief valve 13 can regulate the flow of medium pressure nitrogen gas.
In the utility model, the technical process of a converter dry method dust good antiscale property evaporative cooling equipment reverse gas cleaning is as follows:
Nitrogen tube 11 → dirt separator 12 → relief valve 13 → pneumatic ball valve 14 → fluidisation back-blowing dust removing device 10 → good antiscale property evaporative cooler 2.
Good antiscale property evaporative cooler 2 entrance flue gas temperature 800 DEG C ~ 900 DEG C (being generally 850 DEG C), after atomized water spray cooling, good antiscale property evaporative cooler 2 exit gas temperature 250 DEG C ~ 350 DEG C (being generally 280 DEG C).
When dust-laden raw gas is by elbow fly-ash separator 3, owing to flowing to the change of generation 180 °, under the effect of gravity and centrifugal force, the crude particle dust of 28% ~ 32% (being generally 30%) is captured at elbow fly-ash separator 3; Crude particle dust water ratio is 0% ~ 3%.
Further, good antiscale property evaporative cooler 2 material is stainless steel and boiler steel, combinationally uses.
Further, the modified spray gun of two medium 5 adopts the spray gun of interior mixed form, and first medium pipe delivery medium adopts low-pressure nitrogen, low-pressure nitrogen pressure >=0.8MPa.
Further, two medium cooling spray guns 6 adopt the spray gun of outer mixed form, and second medium pipe delivery medium adopts low-pressure nitrogen or saturation steam, low-pressure nitrogen or saturated vapour pressure >=1.0MPa.
Further, the medium pressure nitrogen atmospheric pressure >=1.6MPa of nitrogen tube 11 conveying.
Converter in converter of the present utility model dry method dust good antiscale property evaporative cooling equipment is defined as: decarburization converter or dephosphorization converter or lava homogenizing furnace or stainless steel or converter extracting vanadium.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.
Claims (3)
1. converter dry method dust good antiscale property evaporative cooling equipment, it is characterized in that, comprise good antiscale property evaporative cooler (2), elbow fly-ash separator (3), the modified spray gun of two medium (5), two medium cooling spray gun (6), built-in double-chain type conveyor (4), nitrogen tube (11) and fluidisation back-blowing dust removing device (10);
Described good antiscale property evaporative cooler (2) entrance is provided with high temperature resistant non-metal compensator (1), and good antiscale property evaporative cooler (2) outlet is provided with elbow fly-ash separator (3), and good antiscale property evaporative cooler (2) surrounding is provided with fluidisation back-blowing dust removing device (10);
Described built-in double-chain type conveyor (4) is inclined and mounted on the below of described elbow fly-ash separator (3);
Described good antiscale property evaporative cooler (2) epicone bucket is provided with two modified spray guns of medium (5) and two medium cooling spray gun (6);
Dirt separator (12), relief valve (13) and pneumatic ball valve (14) is provided with between described nitrogen tube (11) and described fluidisation back-blowing dust removing device (10).
2. converter according to claim 1 dry method dust good antiscale property evaporative cooling equipment, is characterized in that, the described pair of modified spray gun of medium (5) is connected with water pipe (7) and first medium pipe (8).
3. converter according to claim 1 dry method dust good antiscale property evaporative cooling equipment, is characterized in that, described pair of medium cooling spray gun (6) is connected with water pipe (7) and second medium pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461528.9U CN205062105U (en) | 2015-06-30 | 2015-06-30 | Dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461528.9U CN205062105U (en) | 2015-06-30 | 2015-06-30 | Dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment |
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| Publication Number | Publication Date |
|---|---|
| CN205062105U true CN205062105U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520461528.9U Active CN205062105U (en) | 2015-06-30 | 2015-06-30 | Dry process of converter is removed dust and is prevented scale deposit evaporation cooling equipment |
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| CN (1) | CN205062105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894331A (en) * | 2015-06-30 | 2015-09-09 | 中冶南方工程技术有限公司 | Anti-scaling evaporation cooling equipment for primary dry dedusting of converter |
| CN113831768A (en) * | 2021-09-24 | 2021-12-24 | 山东钢铁股份有限公司 | Anti-scaling coating for dry dedusting evaporative cooler |
-
2015
- 2015-06-30 CN CN201520461528.9U patent/CN205062105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894331A (en) * | 2015-06-30 | 2015-09-09 | 中冶南方工程技术有限公司 | Anti-scaling evaporation cooling equipment for primary dry dedusting of converter |
| CN113831768A (en) * | 2021-09-24 | 2021-12-24 | 山东钢铁股份有限公司 | Anti-scaling coating for dry dedusting evaporative cooler |
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| C14 | Grant of patent or utility model | ||
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