CN208649354U - A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig - Google Patents
A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig Download PDFInfo
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- CN208649354U CN208649354U CN201821126821.XU CN201821126821U CN208649354U CN 208649354 U CN208649354 U CN 208649354U CN 201821126821 U CN201821126821 U CN 201821126821U CN 208649354 U CN208649354 U CN 208649354U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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Abstract
The utility model discloses a kind of jet stream granulation spray gun and slag granulating heat-exchanger rigs.Device includes granulating heat-transfer room, jet stream granulator and slag chute.Jet stream granulator is provided with jet stream granulation spray gun, and the top of granulating heat-transfer room is arranged in jet stream granulation spray gun, and is located at below slag chute.It includes the first jet being successively arranged in juxtaposition from top to bottom, second nozzle and third nozzle that jet stream, which is granulated spray gun, and the nozzle diameter of first jet, second nozzle and third nozzle is sequentially increased.First jet, second nozzle and third nozzle are horizontal or are obliquely installed upwards, and the angle of its ejiction opening central axis and horizontal plane is followed successively by α, β and θ, 0≤α≤15 °, 0≤β≤25 °, 0≤θ≤35 °.Jet stream is granulated spray gun and two or more is arranged, and more than two jet streams granulation spray guns edges are stated granulating heat-transfer room and are arranged circumferentially, and jet stream granulation spray gun spout direction is towards slag chute underface.The utility model has many advantages, such as that structure is simple, crushing effect is good.
Description
Technical field
The utility model relates to a kind of jet stream granulation spray gun and slag granulating heat-exchanger rigs, belong to the smelting of energy conservation and environmental protection
Golden slag treatment and heat recovery technical field.
Background technique
Slag is high temperature, molten state product in metallurgical production process, such as blast furnace slag, steel slag, the copper ashes of liquid,
In contain heat resource abundant.
Such as liquid blast furnace is a kind of typical slag, the blast furnace slag of quenching forms the amorphous of a large amount of glass phase
State substance, hydration activity with higher are the quality raw materials for producing the construction materials such as cement.Meanwhile liquid blast furnace temperature
Between 1300 DEG C to 1600 DEG C, there is very high heat energy recycle value.
Currently, liquid blast furnace mainly uses water quenching to handle, the blast furnace slag after water quenching can be used for making the building such as cement
Material, main problem existing for water quenching have: water consumption is big；Generate H2S and SOxCause atmosphere pollution；Thermal energy is not returned
It receives；Water Quenching Slag moisture content is high, and grinding need to be dried；Contained subparticle is to components such as water pump and valves in recirculated water
Abrasion and blocking are very serious, and system maintenance work amount is big, increases maintenance cost.
The shortcomings that for blast furnace cinder water quenching technique, the 1970s, foreign countries just had begun working on dry granulation slag
Method, it is more representational to have wind quenching method and centrifugal process.Wind quenching method is to generate high-speed flow with high-power granulation blower fan to blow
Dissipating liquid blast furnace, major defect is that power consumption is big, equipment bulky complex, take up a large area, invest and operating cost is high,
In liquid blast furnace changes in flow rate, wind speed and air quantity are not easy to coordinate, and a large amount of cold wind enters system and also reduces heat time
The quality of receipts.Centrifugal process is by turntable or the centrifugal force of revolving cup high speed rotation generation by liquid blast furnace slag granulation, although being not required to
Highly energy-consuming equipment as granulation blower fan is wanted, but high-speed rotating turntable or revolving cup are directly contacted with high-temperature slag, therefore are dropped
Low granulation apparatus reliability of operation, it is more sensitive to the temperature and changes in flow rate of liquid blast furnace to be granulated effect in addition, only
By adjusting revolving speed, the effect is unsatisfactory, and slag disperses at a high speed also be unfavorable for the compact design of equipment, high-temperature slag around
A certain position inside high-speed impact equipment is concentrated, the hot-spot of equipment is also easily caused and damages equipment.
In recent years, domestic part Research Team had also carried out relevant research, such as revolving cup to the granulating technique of slag
Granulation, mechanical wheel granulation, high pressure gas granulation etc. also attempt to develop on the basis of slag granulating technological development split type or one
Body formula granulation and energy recycle device, and constantly optimize for problem in practice process.
Utility model content
The purpose of the utility model is to provide a kind of jet stream granulation spray gun and slag granulating heat-exchanger rigs.
The utility model is achieved through the following technical solutions:
A kind of jet stream is granulated spray gun, can be used in spraying high-pressure jet medium to overflow from slag chute the molten slag that gets off into
Row is broken, and the jet stream granulation spray gun includes the first jet being successively arranged in juxtaposition from top to bottom, second nozzle and third nozzle,
And the nozzle diameter of the first jet, second nozzle and third nozzle is sequentially increased；The first jet, second nozzle and
Three nozzles are horizontal or are obliquely installed upwards.
In above-mentioned technical proposal, the first jet is horizontally disposed or is obliquely installed upwards, ejiction opening central axis and
The angle α of horizontal plane is 0≤α≤15 °.
In above-mentioned technical proposal, the second nozzle is horizontally disposed or is obliquely installed upwards, ejiction opening central axis and
The angle β of horizontal plane is 0≤β≤25 °.
In above-mentioned technical proposal, third nozzle level setting or be obliquely installed upwards, ejiction opening central axis and
The angle theta of horizontal plane is 0≤θ≤35 °.
In above-mentioned technical proposal, the high-pressure jet medium that the jet stream granulation spray gun can spray includes high pressure water, high pressure
Steam, high pressure Dual-Phrase Distribution of Gas olid or high pressure solid particle.
A kind of slag granulating heat-exchanger rig, described device include that granulating heat-transfer room, jet stream granulator and setting are changed in granulation
The slag chute of hot cell top side；The jet stream granulator is provided with jet stream granulation spray gun, and the jet stream granulation spray gun setting exists
The top of the granulating heat-transfer room, and be located at below the slag chute；Jet stream granulation spray gun includes from top to bottom successively simultaneously
First jet, second nozzle and the third nozzle of arrangement are arranged, and the spout of the first jet, second nozzle and third nozzle is straight
Diameter is sequentially increased；The first jet, second nozzle and third nozzle are horizontal or are obliquely installed upwards.
In above-mentioned technical proposal, the jet stream granulation spray gun setting is more than two, and described two above jet streams are granulated spray gun
Be arranged circumferentially along the granulating heat-transfer room, and the jet stream granulation spray gun spout direction towards the slag chute just under
Side.
A kind of technical solution as optimization.The first jet is horizontally disposed or is obliquely installed upwards, in ejiction opening
The angle α of mandrel line and horizontal plane is 0≤α≤15 °.
A kind of technical solution as optimization.The second nozzle is horizontally disposed or is obliquely installed upwards, in ejiction opening
The angle β of mandrel line and horizontal plane is 0≤β≤25 °.
A kind of technical solution as optimization.The third nozzle level setting is obliquely installed upwards, in ejiction opening
The angle theta of mandrel line and horizontal plane is 0≤θ≤35 °.
In above-mentioned technical proposal, granulating heat-transfer room lower part is in tapered setting.
In above-mentioned technical proposal, water wall structure is selected in granulating heat-transfer locular wall face.
Compared with the prior art, the utility model has the following advantages: by more efficient configuration spray gun and amount of water sprayed, no
Granulation effect can be only significantly improved, total amount of water sprayed can also be substantially reduced, while saving water, heat is greatly improved and returns
Yield reduces power consumption.
Detailed description of the invention
Fig. 1 is a kind of slag granulating heat-exchanger rig schematic diagram involved in the utility model.
In figure: 1- granulating heat-transfer room；2- slag chute；3- first jet；4- second nozzle 5；5- third nozzle；6-
Air-distribution device.
Specific embodiment
Specific embodiment of the present utility model and the course of work are further described with reference to the accompanying drawing.
The positional terms such as the upper, lower, left, right, front and rear in present specification be positional relationship based on the figure and
It establishes.Attached drawing is different, then corresponding positional relationship is also possible to change therewith, therefore cannot be interpreted as with this to protection model
The restriction enclosed.
As shown in Figure 1, the utility model provides a kind of slag granulating heat-exchanger rig, can be used in will be in slag chute 2
Recovery waste heat after molten slag dry granulation.Device includes granulating heat-transfer room 1, jet stream granulator and is arranged in granulating heat-transfer room 1
The slag chute 2 of top side.1000 ~ 1500 DEG C of molten slag becomes slag stream curtain by 2 overflow of slag chute and enters granulating heat-transfer
Room 1.1 lower part of granulating heat-transfer room is in tapered setting, convenient for collecting slag particle.1 wall surface of granulating heat-transfer room selects water wall structure, is convenient for
Heat exchange cooling is carried out in time with high temperature slag particle.
Jet stream granulator is provided with jet stream granulation spray gun, and jet stream granulation spray gun is configured to spray high-pressure jet Jie
Matter, high-pressure jet medium include high pressure water, high steam, high pressure Dual-Phrase Distribution of Gas olid or high pressure solid particle.
The top of granulating heat-transfer room 1 is arranged in jet stream granulation spray gun, and is located at 2 lower section of slag chute.In order to slag stream curtain shape
At being repeatedly crushed, jet stream granulation spray gun includes first jet 3, second nozzle 4 and the third spray being successively arranged in juxtaposition from top to bottom
Mouth 5, and the nozzle diameter of first jet 3, second nozzle 4 and third nozzle 5 is sequentially increased, so that the high-pressure jet medium of injection
A fluid stream is also sequentially increased, and is also increased the broken range of slag stream curtain, and form effective second-time breakage step by step, is made final particle
Partial size is smaller, it is easier to be quickly cooled down.
First jet 3, second nozzle 4 and third nozzle 5 are horizontal or are obliquely installed upwards, form level to slag stream curtain
Or upward shearing, enhance crushing effect.
Jet stream granulation spray gun can be arranged two or more, and more than two jet streams granulation spray guns were along the granulating heat-transfer room 1 week
To being evenly arranged, and jet stream granulation spray gun spout direction is towards immediately below slag chute, facing to get off from slag chute overflow
Molten slag curtain.Each jet stream granulation spray gun includes the first jet 3 being successively arranged in juxtaposition from top to bottom, 4 and of second nozzle
Third nozzle 5, and the nozzle diameter of first jet 3, second nozzle 4 and third nozzle 5 is sequentially increased；First jet 3, second sprays
Mouth 4 and third nozzle 5 are horizontal or are obliquely installed upwards.
First jet 3 is horizontally disposed or is obliquely installed upwards, and the angle α of ejiction opening central axis and horizontal plane is 0≤α
≤15°。
Second nozzle 4 is horizontally disposed or is obliquely installed upwards, and the angle β of ejiction opening central axis and horizontal plane is 0≤β
≤25°。
Third nozzle 5 is horizontally disposed or is obliquely installed upwards, and the angle theta of ejiction opening central axis and horizontal plane is 0≤θ
≤35°。
Granulating heat-transfer room bottom is provided with cooling medium of the blowing system 6 for being passed through air as slag particle.After heat exchange
Granulating heat-transfer device is discharged from the exhanst gas outlet of granulating heat-transfer room top side in cooling medium.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of jet stream is granulated spray gun, it is molten to the liquid got off from slag chute (2) overflow to can be used in ejection high-pressure jet medium
Slag is crushed, it is characterised in that: jet stream granulation spray gun include the first jet (3) being successively arranged in juxtaposition from top to bottom,
Second nozzle (4) and third nozzle (5), and the nozzle diameter of the first jet (3), second nozzle (4) and third nozzle (5)
It is sequentially increased；The first jet (3), second nozzle (4) and third nozzle (5) are horizontal or are obliquely installed upwards.
2. a kind of jet stream according to claim 1 is granulated spray gun, it is characterised in that: the first jet (3) is horizontally disposed
Or be obliquely installed upwards, the angle α of ejiction opening central axis and horizontal plane is 0≤α≤15 °.
3. a kind of jet stream according to claim 1 is granulated spray gun, it is characterised in that: the second nozzle (4) is horizontally disposed
Or be obliquely installed upwards, the angle β of ejiction opening central axis and horizontal plane is 0≤β≤25 °.
4. a kind of jet stream according to claim 1 is granulated spray gun, it is characterised in that: the third nozzle (5) is horizontally disposed
Or be obliquely installed upwards, the angle theta of ejiction opening central axis and horizontal plane is 0≤θ≤35 °.
5. a kind of jet stream according to claim 1 is granulated spray gun, it is characterised in that: the jet stream granulation spray gun can spray
High-pressure jet medium include high pressure water, high steam, high pressure Dual-Phrase Distribution of Gas olid or high pressure solid particle.
6. a kind of slag granulating heat-exchanger rig, it is characterised in that: described device include granulating heat-transfer room (1), jet stream granulator and
Slag chute (2) in granulating heat-transfer room (1) top side is set；The jet stream granulator is provided with jet stream granulation spray gun, described
Jet stream is granulated spray gun and is arranged on the top of the granulating heat-transfer room (1), and is located at below the slag chute (2)；The jet stream grain
Changing spray gun includes the first jet (3), second nozzle (4) and third nozzle (5) being successively arranged in juxtaposition from top to bottom, and described the
The nozzle diameter of one nozzle (3), second nozzle (4) and third nozzle (5) is sequentially increased；The first jet (3), second nozzle
(4) it is horizontal or is obliquely installed upwards with third nozzle (5).
7. a kind of slag granulating heat-exchanger rig according to claim 6, it is characterised in that: the jet stream granulation spray gun setting
Two or more, described two above jet stream granulation spray guns are arranged circumferentially along the granulating heat-transfer room (1), and the jet stream grain
Change spray gun spout direction towards slag chute (2) underface.
8. a kind of slag granulating heat-exchanger rig according to claim 6, it is characterised in that: the first jet (3) is horizontal
Setting is obliquely installed upwards, and the angle α of ejiction opening central axis and horizontal plane is 0≤α≤15 °.
9. a kind of slag granulating heat-exchanger rig according to claim 6, it is characterised in that: the second nozzle (4) is horizontal
Setting is obliquely installed upwards, and the angle β of ejiction opening central axis and horizontal plane is≤β≤25 °.
10. a kind of slag granulating heat-exchanger rig according to claim 6, it is characterised in that: the third nozzle (5) is horizontal
Setting is obliquely installed upwards, and the angle theta of ejiction opening central axis and horizontal plane is 0≤θ≤35 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821126821.XU CN208649354U (en) | 2018-07-17 | 2018-07-17 | A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821126821.XU CN208649354U (en) | 2018-07-17 | 2018-07-17 | A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig |
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| Publication Number | Publication Date |
|---|---|
| CN208649354U true CN208649354U (en) | 2019-03-26 |
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ID=65785183
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821126821.XU Active CN208649354U (en) | 2018-07-17 | 2018-07-17 | A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660269A (en) * | 2018-07-17 | 2018-10-16 | 中能立化科技有限公司 | A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig |
| CN108660269B (en) * | 2018-07-17 | 2024-09-24 | 中能立化科技有限公司 | Jet granulating spray gun and slag granulating heat exchange device |
-
2018
- 2018-07-17 CN CN201821126821.XU patent/CN208649354U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660269A (en) * | 2018-07-17 | 2018-10-16 | 中能立化科技有限公司 | A kind of jet stream granulation spray gun and slag granulating heat-exchanger rig |
| CN108660269B (en) * | 2018-07-17 | 2024-09-24 | 中能立化科技有限公司 | Jet granulating spray gun and slag granulating heat exchange device |
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