CN209501901U - A kind of slag grinding flour device - Google Patents
A kind of slag grinding flour device Download PDFInfo
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- CN209501901U CN209501901U CN201822189942.5U CN201822189942U CN209501901U CN 209501901 U CN209501901 U CN 209501901U CN 201822189942 U CN201822189942 U CN 201822189942U CN 209501901 U CN209501901 U CN 209501901U
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- slag
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- vertical mill
- outlet
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- 239000002893 slag Substances 0.000 title claims abstract description 112
- 238000000227 grinding Methods 0.000 title claims abstract description 28
- 235000013312 flour Nutrition 0.000 title claims abstract description 21
- 239000004744 fabric Substances 0.000 claims abstract description 41
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000000567 combustion gas Substances 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 abstract description 21
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000012159 carrier gas Substances 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model embodiment discloses a kind of slag grinding flour device, including slag feed bin, vertical mill, cloth envelop collector, circulating fan, air-heater, ground-slag storehouse and air-transport system, the top of vertical mill is arranged in the slag feed bin, it is connected by feed pipe, ground-slag outlet is connected by pipeline with cloth envelop collector entrance at the top of the vertical mill, the air outlet of the cloth envelop collector is connected with circulating fan entrance by pipeline, the circulating fan outlet is connected by pipeline with air-heater, the hot-blast outlet of the air-heater is connected with the vane entrance of vertical mill, the ground-slag of the cloth envelop collector, which is exported, is delivered to ground-slag storehouse for ground-slag by the air-transport system.Design is rationally, production capacity is high, production security is high, makes full use of hot air circulating system, effectively slag is dried, and the carrier gas as slag powders conveying, reduce energy consumption, meet environmental protection industry policy.
Description
Technical field
The utility model embodiment is related to slag processing technology field, and in particular to a kind of slag grinding flour device.
Background technique
Residue of the ore after ore dressing or smelting is known as slag.In industrial production, slag plays an important role,
Especially some heavy integrated mills.The utilization ways of slag include grind into powder, so as to other materials mixed sintering at brick,
The construction materials such as slag cements, mineral wool.
The preparation method of existing slag micropowder mainly carries out open circuit or closed-circuit grinding using high thin ball mill, its advantage is that work
Skill is simple, maintenance management is convenient.But due to the limitation by its grinding mechanism, it is low to lead to that there are grinding efficiencies, and capacity usage ratio is low,
The problems such as damage ratio is more serious, does not meet environmental protection policy requirement, can not be mass produced.
Utility model content
For this purpose, the utility model embodiment provides a kind of slag grinding flour device, to solve in the prior art due to work
Caused by skill design is unreasonable, lectotype selection is improper the problems such as slag grinding flour low efficiency.
To achieve the goals above, the embodiments of the present invention provides the following technical solutions:
In the first aspect of the embodiments of the present invention, a kind of slag grinding flour device is provided, comprising: mine
Slag charge storehouse, vertical mill, cloth envelop collector, circulating fan, air-heater, ground-slag storehouse and air-transport system, the slag feed bin are set
It sets in the top of vertical mill, is connected by feed pipe, the feed pipe is obliquely installed, and it is defeated by belt feeder to screen qualified slag
It is sent to slag feed bin, vertical mill is fallen under gravity by feed pipe and is ground, ground-slag outlet at the top of the vertical mill
It is connected by pipeline with cloth envelop collector entrance, ground slag powders take vertical mill out of by hot wind and enter cloth envelop collector
Gas solid separation is carried out, the air outlet of the cloth envelop collector is connected with circulating fan entrance by pipeline, by cloth envelop collector
Filtered hot wind a part is discharged in atmosphere, and another part enters circulating fan pressurization, and the circulating fan outlet passes through
Pipeline is connected with air-heater, and the hot wind after circulating fan pressurizes enters air-heater and reheated, the air-heater
Hot-blast outlet is connected with the vane entrance of vertical mill, after the hot wind after heating enters vertical mill, the dry slag of one side, and another party
Face provides carrier gas, the ground-slag outlet setting gate valve of the cloth envelop collector to the slag powders of milled, and passes through the pneumatic transporting
Send system that ground-slag is delivered to ground-slag storehouse.
In one embodiment of the utility model, which includes: that the slag feed bin is circular cone
Shape feed bin facilitates slag blanking.
In another embodiment of the utility model, which includes: on the inner wall of the vertical mill
Potsherd is pasted, the erosive wear of the vertical mill inner wall of slag powders is reduced.
In another embodiment of the utility model, which includes: that the circulating fan is to become
Frequency blower, outlet wind pressure are 60~90Kpa, and according to produce load, air quantity and outlet wind pressure is adjusted flexibly.
In the further embodiment of the utility model, which includes: on the cloth envelop collector
Pulse backblowing device is set, prevents slag powders from blocking cloth bag.
In the further embodiment of the utility model, which includes: the air-heater using combustion
Gas heating or electric heating.
In the further embodiment of the utility model, which includes: the outlet of the air-heater
Temperature is 160~220 DEG C, meets the needs of dry slag.
In the further embodiment of the utility model, which includes: the vertical mill with being arranged
Seal fan is set, prevents slag powders from entering in the dynamic and static sealing device of shaft of grinding roller, mill spindle, pull rod etc., guarantees that these are dynamic and static
Sealing device is under dustless state and runs；Cyclone separator is arranged in the top of the vertical mill, to the slag powders after grinding into
Row separation, qualified slag powders take vertical mill out of by hot wind, and underproof slag powders return to the milling zone of vertical mill.
In the further embodiment of the utility model, which includes: that the cloth envelop collector is adopted
With outer filter type, slag powders are fallen in the lower part hopper of cloth envelop collector, and filtered hot wind enters circulating fan.
In the further embodiment of the utility model, which includes: the pipeline of the feed pipe
The angle of axis and horizontal plane is 60~75 °, guarantees that slag can fall under gravity into vertical mill, while reducing vertical
Grind the impact of mill.
Embodiment according to the present utility model has the advantages that design is reasonable, production capacity is high, production security is high, fills
Divide and utilize hot air circulating system, effectively slag is dried, and the carrier gas as slag powders conveying, reduce energy consumption, accords with
Environmental protection industry policy is closed, while vertical mill inner wall pasted with ceramic veneer piece, effective protection vertical mill inner wall are not washed away by slag powders, extended
The service life of vertical mill.
Detailed description of the invention
It, below will be to reality in order to illustrate more clearly of the embodiments of the present invention or technical solution in the prior art
It applies mode or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that attached in being described below
Figure is only exemplary, for those of ordinary skill in the art, without creative efforts, can be with
It is extended according to the attached drawing of offer and obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the utility model enforceable qualifications, therefore does not have technology
On essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute energy
Under the effect of generation and the purpose that can reach, it should all still fall in the revealed technology contents of the utility model and obtain the model that can cover
In enclosing.
Fig. 1 is a kind of system diagram for slag grinding flour device that an embodiment of the utility model provides.
In figure: 1. slag feed bins, 2. vertical mills, 3. cloth envelop collectors, 4. circulating fans, 5. air-heaters, 6. ground-slag storehouses,
7. air-transport system, 8. feed pipes.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily, it is clear that described embodiment is
The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection
Range.
The term of cited such as "upper", "lower", "left", "right", " centre ", is merely convenient to describe in this specification
Be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as the enforceable scope of the utility model.
Embodiment 1
As shown in Figure 1, a kind of slag grinding flour device, including slag feed bin 1, vertical mill 2, cloth envelop collector 3, circulation
Blower 4, air-heater 5, ground-slag storehouse 6 and air-transport system 7, the slag feed bin 1 are conical feed bin, are arranged in vertical mill 2
Top, be connected by feed pipe 8 with vertical mill 2, the feed pipe 8 is obliquely installed, the angle of conduit axis and horizontal plane
It is 60 °, guarantees that slag can fall under gravity into vertical mill 2, while reduces the mill impact of vertical mill 2, it is described vertical
Potsherd is pasted on the inner wall of formula mill 2, prevents ground-slag 2 inner walls of vertical mill from washing away, the mating setting sealing air of the vertical mill 2
Machine prevents slag powders from entering in the dynamic and static sealing device of shaft of grinding roller, mill spindle, pull rod etc., guarantees these dynamic and static sealing devices
It is run under dustless state, cyclone separator is arranged in the top of the vertical mill 2, sieves to the ground-slag of milled, granularity
Satisfactory ground-slag blows to cloth envelop collector 3 by hot wind, the undesirable ground-slag of granularity back to vertical mill 2 mill into
Row regrinding, 2 top ground-slag of the vertical mill outlet are connected by pipeline with 3 entrance of cloth envelop collector, the Bag filter
Pulse backblowing device is arranged in device 3, prevents ground-slag to be attached on cloth bag and blocks cloth bag, and the cloth envelop collector 3 uses outer filter type,
The ground-slag filtered down is fallen in the hopper of 3 bottom of cloth envelop collector, the ground-slag outlet setting plate of the cloth envelop collector 3
Valve, and ground-slag is delivered to by ground-slag storehouse 6, the air outlet and circulated air of the cloth envelop collector 3 by the air-transport system 7
4 entrance of machine is connected by pipeline, is discharged in atmosphere by the filtered hot wind a part of cloth envelop collector, and another part enters
Circulating fan 4 pressurizes, and the circulating fan 4 is frequency conversion fan, and outlet wind pressure is 90Kpa, and the outlet of the circulating fan 4 is logical
Piping is connected with air-heater 5, and the hot wind after the pressurization of circulating fan 4 enters air-heater 5 and reheated, the hot wind
Machine 5 uses gas heating, and outlet temperature is 160 DEG C, and hot-blast outlet is connected with the vane entrance of vertical mill 2, the heat after heating
After wind enters vertical mill 2, on the one hand dry slag, on the other hand provides carrier gas for the slag powders of milled.
The present embodiment 1 design rationally, production capacity is high, production security is high, hot air circulating system is made full use of, effectively to mine
Slag is dried, and the carrier gas as slag powders conveying, reduces energy consumption, meets environmental protection industry policy, while vertical mill inner wall
Pasted with ceramic veneer piece, effective protection vertical mill inner wall are not washed away by slag powders, extend the service life of vertical mill, using combustion gas plus
Heat, operating cost are lower.
Embodiment 2
As shown in Figure 1, a kind of slag grinding flour device, including slag feed bin 1, vertical mill 2, cloth envelop collector 3, circulation
Blower 4, air-heater 5, ground-slag storehouse 6 and air-transport system 7, the slag feed bin 1 are conical feed bin, are arranged in vertical mill 2
Top, be connected by feed pipe 8 with vertical mill 2, the feed pipe 8 is obliquely installed, the angle of conduit axis and horizontal plane
It is 75 °, guarantees that slag can fall under gravity into vertical mill 2, while reduces the mill impact of vertical mill 2, it is described vertical
Potsherd is pasted on the inner wall of formula mill 2, prevents ground-slag 2 inner walls of vertical mill from washing away, the mating setting sealing air of the vertical mill 2
Machine prevents slag powders from entering in the dynamic and static sealing device of shaft of grinding roller, mill spindle, pull rod etc., guarantees these dynamic and static sealing devices
It is run under dustless state, cyclone separator is arranged in the top of the vertical mill 2, sieves to the ground-slag of milled, granularity
Satisfactory ground-slag blows to cloth envelop collector 3 by hot wind, the undesirable ground-slag of granularity back to vertical mill 2 mill into
Row regrinding, 2 top ground-slag of the vertical mill outlet are connected by pipeline with 3 entrance of cloth envelop collector, the Bag filter
Pulse backblowing device is arranged in device 3, prevents ground-slag to be attached on cloth bag and blocks cloth bag, and the cloth envelop collector 3 uses outer filter type,
The ground-slag filtered down is fallen in the hopper of 3 bottom of cloth envelop collector, the ground-slag outlet setting plate of the cloth envelop collector 3
Valve, and ground-slag is delivered to by ground-slag storehouse 6, the air outlet and circulated air of the cloth envelop collector 3 by the air-transport system 7
4 entrance of machine is connected by pipeline, is discharged in atmosphere by the filtered hot wind a part of cloth envelop collector, and another part enters
Circulating fan 4 pressurizes, and the circulating fan 4 is frequency conversion fan, and outlet wind pressure is 60Kpa, and the outlet of the circulating fan 4 is logical
Piping is connected with air-heater 5, and the hot wind after the pressurization of circulating fan 4 enters air-heater 5 and reheated, the hot wind
Machine 5 uses electric heating, and outlet temperature is 220 DEG C, and hot-blast outlet is connected with the vane entrance of vertical mill 2, the hot wind after heating
Into after vertical mill 2, on the one hand dry slag, on the other hand provides carrier gas for the slag powders of milled.
The present embodiment 2 design rationally, production capacity is high, production security is high, hot air circulating system is made full use of, effectively to mine
Slag is dried, and the carrier gas as slag powders conveying, reduces energy consumption, meets environmental protection industry policy, while vertical mill inner wall
Pasted with ceramic veneer piece, effective protection vertical mill inner wall are not washed away by slag powders, extend the service life of vertical mill, are added using electricity
Heat, air-heater volume is smaller, and heating effect is higher, safer environmental protection.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (10)
1. a kind of slag grinding flour device, it is characterised in that: the slag grinding flour device includes slag feed bin (1), stands
Formula grinds (2), cloth envelop collector (3), circulating fan (4), air-heater (5), ground-slag storehouse (6) and air-transport system (7), the mine
Slag charge storehouse (1) setting is connected in the top of vertical mill (2) by feed pipe (8), and the feed pipe (8) is obliquely installed, described vertical
Ground-slag outlet is connected by pipeline with cloth envelop collector (3) entrance at the top of formula mill (2), the air outlet of the cloth envelop collector (3)
It is connected with circulating fan (4) entrance by pipeline, circulating fan (4) outlet is connected by pipeline with air-heater (5), described
The hot-blast outlet of air-heater (5) is connected with the vane entrance of vertical mill (2), and the ground-slag of the cloth envelop collector (3) exports setting
Gate valve, and ground-slag is delivered to by ground-slag storehouse (6) by the air-transport system (7).
2. slag grinding flour device according to claim 1, it is characterised in that: the slag feed bin (1) is cone
Feed bin.
3. slag grinding flour device according to claim 1, it is characterised in that: sticked on the inner wall of the vertical mill (2)
Paste potsherd.
4. slag grinding flour device according to claim 1, it is characterised in that: the circulating fan (4) is frequency conversion wind
Machine, outlet wind pressure are 60~90Kpa.
5. slag grinding flour device according to claim 1, it is characterised in that: be arranged on the cloth envelop collector (3)
Pulse backblowing device.
6. slag grinding flour device according to claim 1, it is characterised in that: the air-heater (5) is added using combustion gas
Heat or electric heating.
7. slag grinding flour device according to claim 1, it is characterised in that: the outlet temperature of the air-heater (5)
It is 160~220 DEG C.
8. slag grinding flour device according to claim 1, it is characterised in that: the mating setting of vertical mill (2) is close
Blower is sealed, cyclone separator is arranged in the top of vertical mill (2).
9. slag grinding flour device according to claim 1, it is characterised in that: the cloth envelop collector (3) is using outer
Filter type.
10. slag grinding flour device according to claim 1, it is characterised in that: the conduit axis of the feed pipe (8)
Angle with horizontal plane is 60~75 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189942.5U CN209501901U (en) | 2018-12-25 | 2018-12-25 | A kind of slag grinding flour device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189942.5U CN209501901U (en) | 2018-12-25 | 2018-12-25 | A kind of slag grinding flour device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209501901U true CN209501901U (en) | 2019-10-18 |
Family
ID=68196992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822189942.5U Active CN209501901U (en) | 2018-12-25 | 2018-12-25 | A kind of slag grinding flour device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209501901U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062490A (en) * | 2020-08-25 | 2020-12-11 | 济南市先科建材有限公司 | Slag micro powder production line |
| CN112079612A (en) * | 2020-08-25 | 2020-12-15 | 济南市先科建材有限公司 | Glue solid powder production line |
-
2018
- 2018-12-25 CN CN201822189942.5U patent/CN209501901U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062490A (en) * | 2020-08-25 | 2020-12-11 | 济南市先科建材有限公司 | Slag micro powder production line |
| CN112079612A (en) * | 2020-08-25 | 2020-12-15 | 济南市先科建材有限公司 | Glue solid powder production line |
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