CN219942969U - Powder block combined mineral powder screening and crushing integrated device - Google Patents
Powder block combined mineral powder screening and crushing integrated device Download PDFInfo
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- CN219942969U CN219942969U CN202320830741.7U CN202320830741U CN219942969U CN 219942969 U CN219942969 U CN 219942969U CN 202320830741 U CN202320830741 U CN 202320830741U CN 219942969 U CN219942969 U CN 219942969U
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- crushing
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- powder
- rollers
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- 238000012216 screening Methods 0.000 title claims abstract description 117
- 239000000843 powder Substances 0.000 title claims abstract description 46
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 43
- 239000011707 mineral Substances 0.000 title claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 26
- 238000006477 desulfuration reaction Methods 0.000 claims description 25
- 230000023556 desulfurization Effects 0.000 claims description 25
- 239000010882 bottom ash Substances 0.000 claims description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 239000003546 flue gas Substances 0.000 claims description 15
- 239000002956 ash Substances 0.000 claims description 13
- 230000003009 desulfurizing effect Effects 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000005245 sintering Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model discloses a powder block combined mineral powder screening and crushing integrated device, which comprises a barrel bin, a crushing and screening device and a receiving hopper; mineral materials are arranged in the cylinder bin; the receiving hopper is positioned below the cylinder bin; the crushing and screening device is positioned between the barrel bin and the material receiving hopper and comprises a crushing and screening roller and a crushing and screening roller driving device, and the crushing and screening roller driving device controls the crushing and screening rollers to synchronously rotate; the crushing and screening rollers comprise an upper crushing roller and a lower screening roller; the lower layer screening roller is positioned above the receiving hopper; the upper layer crushing roller comprises a primary crushing roller and b secondary crushing rollers; a primary crushing roller wheels are distributed in an arc shape, and the distance between the primary crushing roller wheels and the horizontal plane where the lower layer screening roller wheels are positioned is gradually reduced from left to right; the b secondary crushing rollers are positioned on the right side of the primary crushing roller and are distributed horizontally and equidistantly, and the utility model can screen and crush mineral materials combined with powder blocks.
Description
Technical Field
The utility model relates to the field of mining crushing devices, in particular to a powder block combined mineral powder screening and crushing integrated device.
Background
The sintering flue gas desulfurization ash is a solid waste finally produced by using a semi-dry sintering flue gas desulfurization process, and is mainly a desulfurization byproduct obtained by separating sulfur-containing components in sintering flue gas and a calcium-based desulfurizing agent from dust removal equipment after reaction. The sintering flue gas desulfurization ash is generally alkaline, has the characteristics of lower permeability, finer grain size, and the like, and contains a large amount of CaSO 3 CaSO in a dry state 3 Stable physical and chemical properties, difficult oxidation and decomposition reactions, and dry sintered flue gas desulfurization ash. The sintered flue gas desulfurization ash is generally transported by a suction and discharge tank truck and then is subjected to resource treatment in a concentrated manner.
In addition, the semi-dry sintering flue gas desulfurization process also produces a small part of bottom ash of the desulfurization tower, and the ash component content of the bottom ash of the desulfurization tower is not different from that of the sintering flue gas desulfurization ash, but the CaSO in a wet state is caused by higher humidity in the desulfurization tower 3 The physical and chemical properties are very unstable, spontaneous coagulation and hardening are easy, oxidation is extremely easy to occur in the air, an oxidation product layer which has stable properties and compact structure and takes calcium sulfate as the main component is generated, partial bottom ash of the desulfurizing tower is coagulated and agglomerated, and a suction and discharge tank cannot be usedThe car carries away sintering flue gas desulfurization ash and desulfurizing tower bottom ash simultaneously, and this has not only increased transportation cost, still leads to the desulfurizing tower bottom ash to be unable to handle. Therefore, part of the massive mineral materials in the bottom ash of the desulfurization tower are crushed into powder, and the powder and the sintered flue gas desulfurization ash are pulled away by a suction and discharge tank truck together, so that harmless and recycling treatment is necessary.
Chinese patent CN201720262255.4 discloses a reduced mineral powder crusher, which can reduce the granularity of the crushed reduced mineral powder, and the loose ratio of the crushed reduced mineral powder is various, so as to meet the performance requirement of subsequent processing of the reduced mineral powder, but the crushed reduced mineral powder crusher is not suitable for processing massive mineral materials with lower strength, and the mineral material powder blocks are combined, so that equipment is easily blocked together, equipment failure is caused, and the granularity of the crushed mineral materials cannot be controlled.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art, and provides a powder block combined mineral powder screening and crushing integrated device which can screen and crush mineral materials combined by powder blocks.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the powder block combined mineral powder screening and crushing integrated device comprises a barrel bin, a crushing and screening device and a receiving hopper; mineral materials are arranged in the cylinder bin; the receiving hopper is positioned below the cylinder bin; the crushing and screening device is positioned between the cylinder bin and the receiving hopper and is used for screening and crushing mineral materials falling from the cylinder bin; the crushing and screening device comprises a crushing and screening roller and a crushing and screening roller driving device, and the crushing and screening roller driving device controls the crushing and screening rollers to synchronously rotate; the crushing and screening rollers comprise an upper crushing roller and a lower screening roller; the lower layer screening roller is positioned above the receiving hopper and comprises n lower screening rollers which are horizontally and equidistantly distributed, n is a positive integer greater than 0, and the distance between every two adjacent lower screening rollers is d 0 The method comprises the steps of carrying out a first treatment on the surface of the The upper crushing roller is positioned above the lower screening roller and below the right side of the cylinder bin and comprises a primary crushing roller and b secondary crushing rollersA secondary crushing roller, wherein a+b<n, a and b are positive integers greater than 0; a primary crushing roller wheels are distributed in an arc shape, and the distance between the primary crushing roller wheels and the horizontal plane where the lower layer screening roller wheels are positioned is gradually reduced from left to right; and the distance between the primary crushing roller positioned at the rightmost side and the horizontal plane of the lower layer screening roller is larger than d 0 The method comprises the steps of carrying out a first treatment on the surface of the b secondary crushing rollers are positioned on the right side of the primary crushing roller and are distributed horizontally at equal intervals, wherein the interval between the adjacent secondary crushing rollers is d 0 The rightmost secondary crushing roller is aligned with the rightmost lower screening roller and has a distance less than d 0 。
Preferably, three long strips spaced 120 ° apart are provided on the primary crushing roller.
Preferably, the crushing and screening device further comprises a left baffle plate, wherein the left baffle plate is positioned at the left side of the discharge hole of the cylinder bin and the crushing and screening roller and is positioned above the receiving hopper.
Preferably, the mineral material comprises powdered sintered flue gas desulfurization ash and lumpy desulfurization tower bottom ash.
Preferably, the distance between the leftmost primary crushing roller and the horizontal plane of the lower layer screening roller is not more than the maximum diameter of bottom ash of the block-shaped desulfurizing tower in the mineral materials.
Preferably, the crushing and screening device further comprises a right baffle plate, wherein the right baffle plate is positioned on the right side of the crushing and screening roller and is positioned above the receiving hopper.
Preferably, the distance between the leftmost primary crushing roller and the horizontal plane of the lower layer screening roller is 10cm.
Preferably, the distance between adjacent lower screening rollers is in the range of 5-10mm.
Preferably, each crushing and screening roller is connected with the crushing and screening roller driving device through a synchronous belt.
The utility model has the following beneficial effects:
the utility model can screen and crush the easily crushed powder blocks combined with mineral powder, and because the primary crushing roller, the secondary crushing roller and the lower layer screening roller are arranged, and the plurality of primary crushing rollers are distributed in an arc shape, the distance between the primary crushing roller and the horizontal plane of the lower layer screening roller is gradually reduced from left to right, the mineral powder can be crushed and screened, the structure is simple and reasonable, and a large amount of time and economic cost are saved.
Drawings
FIG. 1 is a schematic structure view of an integrated device for screening and crushing powder lump combined mineral powder.
The method comprises the following steps: 1. a cylinder bin; 2. a crushing and screening device; 21. an upper crushing roller; 211. primary crushing rollers; 212. secondary crushing rollers; 22. a lower layer screening roller; 23. a crushing and screening roller driving device; 3. a receiving hopper; 4. a left baffle; 5. and a right baffle.
Description of the embodiments
The utility model will be described in further detail with reference to the accompanying drawings and specific preferred embodiments.
In the description of the present utility model, it should be understood that the terms "left", "right", "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and "first", "second", etc. do not indicate the importance of the components, and thus are not to be construed as limiting the present utility model. The specific dimensions adopted in the present embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present utility model.
As shown in fig. 1, the powder block combined mineral powder screening and crushing integrated device comprises a barrel bin 1, a crushing and screening device 2 and a receiving hopper 3.
The cartridge bin 1 is filled with mineral materials, preferably including powdery sintered flue gas desulfurization ash and massive desulfurization tower bottom ash.
The receiving hopper 3 is positioned below the cylinder bin 1.
The crushing and screening device 2 is positioned between the cartridge bin 1 and the receiving hopper 3 and is used for screening and crushing ore materials falling from the cartridge bin 1.
The crushing and screening device 2 comprises crushing and screening rollers and a crushing and screening roller driving device 23, wherein each crushing and screening roller is connected with the crushing and screening roller driving device 23 through a synchronous belt, and the crushing and screening roller driving device 23 controls the crushing and screening rollers to synchronously rotate.
The crushing and screening rollers include an upper crushing roller 21 and a lower screening roller 22.
The lower layer screening roller 22 is positioned above the receiving hopper 3, the lower layer screening roller 22 comprises n lower screening rollers which are horizontally and equidistantly distributed, n is a positive integer greater than 0, and the interval between the adjacent lower screening rollers is d 0 The method comprises the steps of carrying out a first treatment on the surface of the Preferably, the distance between adjacent lower screening rollers is in the range of 5-10mm.
The upper crushing roller 21 is located above the lower screening roller 22 and below the right side of the cartridge bin 1, and comprises a primary crushing roller 211 and b secondary crushing rollers 212, wherein a+b < n, a and b are positive integers greater than 0.
The a primary crushing rollers 211 are distributed in an arc shape, and the distance between the a primary crushing rollers and the horizontal plane of the lower layer screening roller 22 is gradually reduced from left to right; and the distance between the primary crushing roller 211 positioned at the rightmost side and the horizontal plane of the lower layer screening roller 22 is larger than d 0 The method comprises the steps of carrying out a first treatment on the surface of the Preferably, three long strips spaced 120 ° apart are provided on the primary crushing roller 211 to push the bottom ash of the block-shaped desulfurizing tower forward. The distance between the leftmost primary crushing roller 211 and the horizontal plane of the lower screening roller 22 is not more than the maximum diameter of the bottom ash of the block-shaped desulfurizing tower in the mineral material, the maximum diameter of the mineral material is 10cm, and the distance between the leftmost primary crushing roller 211 and the horizontal plane of the lower screening roller 22 is preferably 10cm.
b secondary crushing rollers 212 are positioned on the right side of the primary crushing roller 211 and are distributed horizontally at equal intervals, wherein the interval between the adjacent secondary crushing rollers 212 is d 0 The rightmost secondary crushing roller 212 is aligned with the rightmost lower screening roller and is spaced a distance less than d 0 To ensure that the crushed mineral material has a diameter smaller than the distance between the lower screening rollers, and can fall from the gap of the lower screening roller 22 into the receiving hopper 3.
Preferably, the crushing and screening device further comprises a left baffle plate 4, wherein the left baffle plate 4 is positioned at the left side of the discharge hole of the cylinder bin 1 and the crushing and screening roller and is positioned above the receiving hopper 3, so that ore materials are prevented from sliding from the left side of the crushing and screening roller to the outside of the receiving hopper 3. Still include right baffle 5, right baffle 5 is located the right side of crushing screening gyro wheel to be located the top of receiving hopper 3, avoid ore material to follow the right side landing of crushing screening gyro wheel outside receiving hopper 3. The left baffle 4 and the right baffle 5 can also block the diffusion of dust.
In addition, the spacing between the lower rollers can be adjusted to screen the desired particle size. The spacing between the upper roller and the lower roller can be adjusted to accommodate mineral materials of different diameters and to screen the desired particle size.
Working principle: before the blanking starts, the crushing and screening roller driving device 23 is started to drive all rollers to rotate, the valve of the cylinder bin 1 is opened, the powdery sintering flue gas desulfurization ash and the massive desulfurization tower bottom ash fall from the cylinder bin 1 and fall onto the lower screening roller 22, the powdery sintering flue gas desulfurization ash firstly screens and falls into the receiving hopper 3 from the gaps of the lower screening roller 22, the massive desulfurization tower bottom ash moves forwards through clockwise rotation of the lower screening rollers and the primary crushing rollers 211, and the primary crushing rollers 211 and the secondary crushing rollers 212 rotate anticlockwise and squeeze the massive desulfurization tower bottom ash together with the lower screening rollers.
The preferred embodiments of the present utility model have been described in detail above, but the present utility model is not limited to the specific details of the above embodiments, and various equivalent changes can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the equivalent changes belong to the protection scope of the present utility model.
Claims (9)
1. Powder block combines powdered ore screening broken integrated device, its characterized in that: comprises a barrel bin, a crushing and screening device and a receiving hopper;
mineral materials are arranged in the cylinder bin;
the receiving hopper is positioned below the cylinder bin;
the crushing and screening device is positioned between the cylinder bin and the receiving hopper and is used for screening and crushing mineral materials falling from the cylinder bin;
the crushing and screening device comprises a crushing and screening roller and a crushing and screening roller driving device, and the crushing and screening roller driving device controls the crushing and screening rollers to synchronously rotate;
the crushing and screening rollers comprise an upper crushing roller and a lower screening roller;
the lower layer screening roller is positioned above the receiving hopper and comprises n lower screening rollers which are horizontally and equidistantly distributed, n is a positive integer greater than 0, and the distance between every two adjacent lower screening rollers is d 0 ；
The upper crushing roller is positioned above the lower screening roller and below the right side of the cylinder bin and comprises a primary crushing roller and b secondary crushing rollers, wherein a+b < n, a and b are positive integers greater than 0;
a primary crushing roller wheels are distributed in an arc shape, and the distance between the primary crushing roller wheels and the horizontal plane where the lower layer screening roller wheels are positioned is gradually reduced from left to right; and the distance between the primary crushing roller positioned at the rightmost side and the horizontal plane of the lower layer screening roller is larger than d 0 ；
b secondary crushing rollers are positioned on the right side of the primary crushing roller and are distributed horizontally at equal intervals, wherein the interval between the adjacent secondary crushing rollers is d 0 The rightmost secondary crushing roller is aligned with the rightmost lower screening roller and has a distance less than d 0 。
2. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: three long strips with 120-degree intervals are arranged on the primary crushing roller.
3. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: still include left baffle, left baffle is located the left side of section of thick bamboo feed bin discharge gate and crushing screening gyro wheel to be located the top of receiving the material funnel.
4. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: the mineral materials comprise powdery sintered flue gas desulfurization ash and massive desulfurization tower bottom ash.
5. The integrated powder lump combined mineral powder screening and crushing device according to claim 4, wherein: the distance between the leftmost primary crushing roller and the horizontal plane where the lower screening roller is positioned is not more than the maximum diameter of bottom ash of the block-shaped desulfurizing tower in the mineral materials.
6. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: still include right baffle, right baffle is located the right side of crushing screening gyro wheel to be located the top of receiving the material funnel.
7. The integrated powder lump combined mineral powder screening and crushing device according to claim 5, wherein: the distance between the leftmost primary crushing roller and the horizontal plane of the lower layer screening roller is 10cm.
8. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: the distance between the adjacent lower screening rollers is 5-10mm.
9. The powder lump combined mineral powder screening and crushing integrated device according to claim 1, wherein: each crushing and screening roller is connected with a crushing and screening roller driving device through a synchronous belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830741.7U CN219942969U (en) | 2023-04-14 | 2023-04-14 | Powder block combined mineral powder screening and crushing integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830741.7U CN219942969U (en) | 2023-04-14 | 2023-04-14 | Powder block combined mineral powder screening and crushing integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219942969U true CN219942969U (en) | 2023-11-03 |
Family
ID=88538881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320830741.7U Active CN219942969U (en) | 2023-04-14 | 2023-04-14 | Powder block combined mineral powder screening and crushing integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219942969U (en) |
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2023
- 2023-04-14 CN CN202320830741.7U patent/CN219942969U/en active Active
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