CN109604034A - A kind of fuel crushing internal circulation system - Google Patents
A kind of fuel crushing internal circulation system Download PDFInfo
- Publication number
- CN109604034A CN109604034A CN201910078458.1A CN201910078458A CN109604034A CN 109604034 A CN109604034 A CN 109604034A CN 201910078458 A CN201910078458 A CN 201910078458A CN 109604034 A CN109604034 A CN 109604034A
- Authority
- CN
- China
- Prior art keywords
- fuel
- bolter
- crushing mechanism
- discharge end
- conveyer belt
- 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 87
- 230000007246 mechanism Effects 0.000 claims abstract description 96
- 238000005336 cracking Methods 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims description 17
- 108010066057 cabin-1 Proteins 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 238000005245 sintering Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to a kind of fuel crushing internal circulation systems, including cracking cabin and the disruption elements being arranged in cracking cabin, batch bin is connected with cracking cabin, disruption elements include feed bin, the first conveyer belt, the second conveyer belt, coarse crushing mechanism, fine crushing mechanism, feed bin is set at the upper side of the cracking cabin, the fuel for being stored in feed bin enters coarse crushing mechanism by the first conveyer belt, the fuel being crushed through coarse crushing mechanism enters fine crushing mechanism by the second conveyer belt, enters batch bin through the broken fuel of fine crushing mechanism.Fuel of the invention is after coarse crushing mechanism is broken, it is broken into fine crushing mechanism, batch bin is entered back into through the broken fuel of fine crushing mechanism, it is effectively controlled fuel granularity, reduce later period sintering burnup, and can effectively avoid small grain size fuel and be pumped during the sintering process, fuel availability is improved, waste of fuel is avoided.
Description
Technical field
The present invention relates to fuel crushing fields, more particularly to a kind of fuel crushing internal circulation system.
Background technique
Crusher in terms of have be widely applied, the general volume of mined raw coal is larger, need through
Crossing the processes such as broken, sorting could use.There are oppositely rolling roller crusher, hammer using more crusher in raw coal is broken at present
Crusher, impact breaker etc..Wherein, oppositely rolling roller crusher, in actual operation, each broken material particles size
There is different, some bulky grains cannot even use, and will affect fuel effect, increase sintering burnup, some fuel is meticulous, can
There can be meticulous fuel to take away during being sintered, cause fuel availability low, waste of fuel.
Summary of the invention
The invention aims to provide a kind of to make the fuel crushing internal circulation system that fuel availability is high and burnup is low.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
The present invention provides a kind of fuel crushing internal circulation system, including cracking cabin and be arranged in the cracking cabin broken group
Part is connected with batch bin with the cracking cabin, it is characterised in that: the disruption elements include feed bin, the first conveyer belt, the second biography
Band, coarse crushing mechanism, fine crushing mechanism are sent, the feed bin is set at the upper side of the cracking cabin, is stored in the combustion of the feed bin
Material enters the coarse crushing mechanism by first conveyer belt, and the fuel being crushed through the coarse crushing mechanism passes through described second
Conveyer belt enters the fine crushing mechanism, enters the batch bin through the broken fuel of fine crushing mechanism.
Further, the output end of second conveyer belt, which is inclined relative to horizontal, sets up, tilt angle be 20 ~
50 degree.
Further, the lower section of the output end of second conveyer belt is equipped with the first bolter, and first bolter
Small particle discharge end be located at the top of the fine crushing mechanism.
Further, the first elevator is connected between the big partial size discharge end and the feed bin of first bolter
The discharge end of structure, the fine crushing mechanism is connect with the batch bin.
Further, the lower section of the fine crushing mechanism is equipped with the second bolter, and the big partial size of second bolter goes out
Second hoisting mechanism, the small particle discharge end of second bolter and institute are connected between material end and the first hoisting mechanism
State batch bin connection.
Further, the lower section of the output end of second conveyer belt is equipped with the first bolter, and first bolter
Big partial size discharge end be located at the top of the fine crushing mechanism, the small particle discharge end of first bolter is connected with first
Lower chute is sieved, chute and the discharge end of the fine crushing mechanism are connected to the batch bin under first sieve.
Further, the lower section of the fine crushing mechanism is equipped with the second bolter, and the small particle of second bolter goes out
Material end is connected with chute under the second sieve, and described first, which sieves chute under lower chute is sieved with described second, is connected to and is connected to the ingredient
Storehouse, and the second hoisting mechanism is connected between the big partial size discharge end and the feed bin of second bolter.
Further, the fine crushing mechanism is located at the lower section of the second conveyer belt output end, the fine crushing mechanism
Lower section be equipped with the second bolter.
Further, the second elevator is connected between the big partial size discharge end and the feed bin of second bolter
The small particle discharge end of structure, second bolter is connected with the batch bin.
Further, it is connected between the big partial size discharge end of second bolter and the feed end of the fine crushing mechanism
There is third hoisting mechanism, the small particle discharge end of second bolter is connected with the batch bin.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
A kind of fuel crushing internal circulation system of the invention, fuel is broken into fine crushing mechanism after coarse crushing mechanism is broken,
Batch bin is entered back into through the broken fuel of fine crushing mechanism, is effectively controlled fuel granularity, reduces later period sintering burnup,
And can effectively avoid small grain size fuel and be pumped during the sintering process, fuel availability is improved, waste of fuel is avoided.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is a kind of structural schematic diagram of according to embodiments of the present invention one fuel crushing internal circulation system (under fine crushing mechanism
The arrow direction of side is to batch bin direction)；
Fig. 2 is a kind of structural schematic diagram of according to embodiments of the present invention two fuel crushing internal circulation system (under the second bolter
The arrow direction of side is to batch bin direction)；
Fig. 3 is a kind of structural schematic diagram (the lower chute of the first sieve of according to embodiments of the present invention three fuel crushing internal circulation system
The arrow direction of lower section is to batch bin direction)；
Fig. 4 is a kind of structural schematic diagram (the lower chute of the first sieve of according to embodiments of the present invention four fuel crushing internal circulation system
The arrow direction sieved below lower chute with second is to batch bin direction)；
Fig. 5 is a kind of structural schematic diagram of according to embodiments of the present invention five fuel crushing internal circulation system (under the second bolter
The arrow direction of side is to batch bin direction)；
Fig. 6 is a kind of structural schematic diagram of according to embodiments of the present invention six fuel crushing internal circulation system (under the second bolter
The arrow direction of side is to batch bin direction).
Wherein, the reference numerals are as follows:
1, cracking cabin；3, feed bin；5, the first conveyer belt；6, the second conveyer belt；7, coarse crushing mechanism；8, fine crushing mechanism；9,
First bolter；10, the second bolter；11, first lower chute is sieved；12, second lower chute is sieved；13, first hoisting mechanism；14,
Second hoisting mechanism；15, third hoisting mechanism.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment one
A kind of fuel crushing device as shown in Figure 1, it is and broken including cracking cabin 1 and the disruption elements that are arranged in cracking cabin 1
Storehouse 1 is connected with batch bin (not shown), and disruption elements include feed bin 3, the first conveyer belt 5, the second conveyer belt 6, coarse crushing
Mechanism 7, fine crushing mechanism 8.
Feed bin 3 is set to 1 upper side of cracking cabin, and the fuel for being stored in feed bin 3 enters primary mill by the first conveyer belt 5
Structure 7, the fuel being crushed through coarse crushing mechanism 7 enter fine crushing mechanism 8 by the second conveyer belt 6, after fine crushing mechanism 8 is broken
Fuel enter batch bin.
The output end of second conveyer belt 6, which is inclined relative to horizontal, to be set up, and tilt angle is 20 ~ 50 degree, can basis
The actual demand at scene determines tilt angle, in order to which the fuel being crushed through coarse crushing mechanism 7 is passing through second conveyer belt 6
When, the meticulous 0.25mm of granularity fuel below is flowed down from the input terminal of the second conveyer belt 6, effectively prevents small grain size combustion
Material is pumped during the sintering process, improves fuel availability, and small grain size fuel, which can flow into, excessively is placed in 6 lower section of the second conveyer belt
Storing bin (not shown) collect otherwise utilized, avoid wasting.
The lower section of the output end of second conveyer belt 6 is equipped with the first bolter 9, and the small particle discharge end of the first bolter 9
Positioned at the top of fine crushing mechanism 8.
First hoisting mechanism 13, fine crushing mechanism 8 are connected between the big partial size discharge end and feed bin 3 of first bolter 9
Discharge end connect with batch bin.
When working condition, the fuel for being stored in feed bin 3 enters coarse crushing mechanism 7 by the first conveyer belt 5, through primary mill
The broken fuel of structure 7 enters the first bolter 9 by the second conveyer belt 6, enters through the isolated small grain size fuel of the first bolter 9
Fine crushing mechanism 8 is crushed, and the fuel being crushed through fine crushing mechanism 8 is delivered to batch bin, through the big of the first bolter 9 separation
Granularity fuel through first hoisting mechanism 13 be delivered to feed bin 3 carry out again it is broken apart.
Embodiment two
As shown in Fig. 2, the structure of the present embodiment and embodiment one is the difference lies in that the lower section of fine crushing mechanism 8 is additionally provided with second
Bolter 10 is connected with second hoisting mechanism 14 between the big partial size discharge end and first hoisting mechanism 13 of second bolter 10,
The small particle discharge end of second bolter 10 is connect with batch bin.
When working condition, the big granularity fuel through the separation of the second bolter 10 is through second hoisting mechanism 14 and the first elevator
Structure 13 be delivered to together feed bin 3 carry out again it is broken apart.
Other structures and the process of fuel crushing and embodiment one are almost the same, and this will not be repeated here.
Embodiment three
As shown in figure 3, the structure of the present embodiment and embodiment one is the difference lies in that the first bolter 9 is located at the second conveyer belt 6
The lower section of output end, and the big partial size discharge end of the first bolter 9 is located at the top of fine crushing mechanism 8, the first bolter 9 it is small
Partial size discharge end is connected with chute 11 under the first sieve, and chute 11 and the discharge end of fine crushing mechanism 8 are connected to and match under the first sieve
Feed bin.
When working condition, the big granularity fuel separated through the first bolter 9 enters fine crushing mechanism 8 and is crushed, through thin
The broken fuel of crushing mechanism 8 is delivered to batch bin 3, and the isolated small grain size fuel of the first bolter 9 sieves lower chute 11 through first
Also it is delivered to batch bin.
Other structures and the process of fuel crushing and embodiment one are almost the same, and this will not be repeated here.
Example IV
As shown in figure 4, the structure of the present embodiment and embodiment three is the difference lies in that the lower section of fine crushing mechanism 8 is additionally provided with second
Bolter 10, the small particle discharge end of the second bolter 10 are connected with chute 12 under the second sieve, and first sieves lower chute 11 and second
It sieves lower chute 12 and is connected to and is simultaneously connected to batch bin, and be connected with the between the big partial size discharge end and feed bin 3 of the second bolter 10
Two hoisting mechanisms 14.
When working condition, the fuel being crushed through fine crushing mechanism 8 enters the second bolter 10 and separates again, through the second separation
Sieve 10 separation big granularity fuel by second hoisting mechanism 14 be delivered to feed bin 3 carry out again it is broken apart, through second separation
Chute 12 is delivered to ingredient together with the fuel for sieving lower chute 11 through first under 10 isolated small grain size fuel of sieve are sieved by second
Storehouse.
Other structures and the process of fuel crushing and embodiment three are almost the same, and this will not be repeated here.
Embodiment five
As shown in figure 5, the structure of the present embodiment and above-described embodiment is the difference lies in that the present embodiment installs the first bolter 9,
Fine crushing mechanism 8 is located at the lower section of the output end of the second conveyer belt 6, and the lower section of fine crushing mechanism 8 is equipped with the second bolter 10, the
Second hoisting mechanism 14, the small particle of the second bolter 10 are connected between the big partial size discharge end and feed bin 3 of two bolters 10
Discharge end is connected with batch bin.
When working condition, the fuel being crushed through coarse crushing mechanism 7 is delivered to fine crushing mechanism 8 by the second conveyer belt 6, passes through
The broken fuel of fine crushing mechanism 8 enters the second bolter 10 and is separated, through the isolated small grain size fuel of the second bolter 10
It is delivered to batch bin, the big granularity fuel through the separation of the second bolter 10 is delivered to feed bin 3 again by second hoisting mechanism 14
It carries out broken apart.
Other structures and the process of fuel crushing are almost the same with above-described embodiment, and this will not be repeated here.
Embodiment six
As shown in fig. 6, the present embodiment is with the structure of embodiment five the difference lies in that the big granularity combustion separated through the second bolter 10
Material is carried out broken apart again by the feed end that third hoisting mechanism 15 is delivered to fine crushing mechanism 8.
Other structures and the process of fuel crushing and embodiment five are almost the same, and this will not be repeated here.
Wherein, into embodiment six, the first bolter 9 and the second bolter 10 are obliquely installed above-described embodiment one, the
The tilt angle of one bolter 9 and the second bolter 10 is 20 ~ 50 degree, wherein the first bolter 9 and the second bolter 10 incline
Rake angle can be determined according to the live actual demand of production.
The aperture of first bolter 9 is 5 ~ 10mm, and the aperture of the second bolter 10 is 3 ~ 5mm.The aperture of first bolter 9
It can be determined with the aperture of the second bolter 10 according to the actual demand of production come specific.Effectively control fuel granularity, reduces sintering
When burnup.
Coarse crushing mechanism 7 is double-roll crusher, and fine crushing mechanism 8 is four-roller crusher.Suitably relax double-roll crusher
Gap avoids fuel granularity is too small from being pumped fuel in sintering, improves fuel availability, avoid wasting.Wherein, four
Two roller gaps of two roller gap-ratio lower ends of roll crusher upper end are big, in order to fuel crushing more completely.Meanwhile it such setting
Set also avoid blindly promoted fuel crushing cause waste caused by excessive excessively fine-grained fuel.
First hoisting mechanism 13, second hoisting mechanism 14, third hoisting mechanism 15 are to connect bucket elevator.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (10)
- It is and described including cracking cabin and the disruption elements being arranged in the cracking cabin 1. a kind of fuel crushing internal circulation system Cracking cabin is connected with batch bin, it is characterised in that: the disruption elements include feed bin, the first conveyer belt, the second conveyer belt, rough and torn Broken mechanism, fine crushing mechanism, the feed bin are set at the upper side of the cracking cabin, are stored in the fuel of the feed bin described in First conveyer belt enters the coarse crushing mechanism, and the fuel being crushed through the coarse crushing mechanism is entered by second conveyer belt The fine crushing mechanism enters the batch bin through the broken fuel of fine crushing mechanism.
- 2. fuel crushing internal circulation system according to claim 1, it is characterised in that: the output end of second conveyer belt It is inclined relative to horizontal and sets up, tilt angle is 20 ~ 50 degree.
- 3. fuel crushing internal circulation system according to claim 2, it is characterised in that: the output end of second conveyer belt Lower section be equipped with the first bolter, and the small particle discharge end of first bolter is located at the top of the fine crushing mechanism.
- 4. fuel crushing internal circulation system according to claim 3, it is characterised in that: the big partial size of first bolter First hoisting mechanism is connected between discharge end and the feed bin, the discharge end and the batch bin of the fine crushing mechanism connect It connects.
- 5. fuel crushing internal circulation system according to claim 4, it is characterised in that: set below the fine crushing mechanism There is the second bolter, is connected with the second promotion between the big partial size discharge end of second bolter and the first hoisting mechanism The small particle discharge end of mechanism, second bolter is connect with the batch bin.
- 6. fuel crushing internal circulation system according to claim 2, it is characterised in that: the output end of second conveyer belt Lower section be equipped with the first bolter, and the big partial size discharge end of first bolter is located at the top of the fine crushing mechanism, The small particle discharge end of first bolter is connected with chute under the first sieve, and described first sieves lower chute and the type fine disintegrating machine The discharge end of structure is connected to the batch bin.
- 7. fuel crushing internal circulation system according to claim 6, it is characterised in that: set below the fine crushing mechanism There is the second bolter, the small particle discharge end of second bolter is connected with chute under the second sieve, and described first sieves lower chute Lower chute is sieved with described second and is connected to and is connected to the batch bin, and the big partial size discharge end of second bolter and described Second hoisting mechanism is connected between feed bin.
- 8. fuel crushing internal circulation system according to claim 2, it is characterised in that: the fine crushing mechanism is located at described The lower section of the lower section of second conveyer belt output end, the fine crushing mechanism is equipped with the second bolter.
- 9. fuel crushing internal circulation system according to claim 8, it is characterised in that: the big partial size of second bolter Second hoisting mechanism, the small particle discharge end of second bolter and the ingredient are connected between discharge end and the feed bin Storehouse connection.
- 10. fuel crushing internal circulation system according to claim 8, it is characterised in that: the big grain of second bolter Third hoisting mechanism, the small particle of second bolter are connected between diameter discharge end and the feed end of the fine crushing mechanism Discharge end is connected with the batch bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910078458.1A CN109604034A (en) | 2019-01-28 | 2019-01-28 | A kind of fuel crushing internal circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910078458.1A CN109604034A (en) | 2019-01-28 | 2019-01-28 | A kind of fuel crushing internal circulation system |
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| Publication Number | Publication Date |
|---|---|
| CN109604034A true CN109604034A (en) | 2019-04-12 |
Family
ID=66017525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910078458.1A Pending CN109604034A (en) | 2019-01-28 | 2019-01-28 | A kind of fuel crushing internal circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109604034A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111013792A (en) * | 2019-11-29 | 2020-04-17 | 攀钢集团攀枝花钢钒有限公司 | Method for preparing powder from bituminous coal particles injected into blast furnace |
| WO2023045727A1 (en) * | 2021-09-27 | 2023-03-30 | 中冶长天国际工程有限责任公司 | Process method for preparing sintering fuel at fixed scale, system, and use method thereof |
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| WO2023045727A1 (en) * | 2021-09-27 | 2023-03-30 | 中冶长天国际工程有限责任公司 | Process method for preparing sintering fuel at fixed scale, system, and use method thereof |
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