CN117209172A - Production system and production method of full solid waste cementing material - Google Patents
Production system and production method of full solid waste cementing material Download PDFInfo
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- CN117209172A CN117209172A CN202310252883.4A CN202310252883A CN117209172A CN 117209172 A CN117209172 A CN 117209172A CN 202310252883 A CN202310252883 A CN 202310252883A CN 117209172 A CN117209172 A CN 117209172A
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- 239000000463 material Substances 0.000 title claims abstract description 329
- 239000002910 solid waste Substances 0.000 title claims abstract description 199
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 72
- 238000000227 grinding Methods 0.000 claims abstract description 74
- 239000000047 product Substances 0.000 claims abstract description 60
- 239000011265 semifinished product Substances 0.000 claims abstract description 55
- 239000000428 dust Substances 0.000 claims abstract description 42
- 238000002156 mixing Methods 0.000 claims abstract description 32
- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 56
- 239000006148 magnetic separator Substances 0.000 claims description 40
- 229910052742 iron Inorganic materials 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 19
- 238000005303 weighing Methods 0.000 claims description 18
- 238000011084 recovery Methods 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000000571 coke Substances 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 239000002893 slag Substances 0.000 abstract description 12
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 12
- 239000004568 cement Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000010881 fly ash Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The application provides a production system and a production method of a full solid waste cementing material, wherein the production system comprises a feeding device, a grinding device, a semi-finished product mixing device, a finished product storage device and a discharging device, and by arranging two feeding devices, the separate feeding of solid waste dry materials and solid waste wet materials can be realized, the blockage of the solid waste materials when the solid waste materials enter the grinding device is greatly reduced, the full solid waste cementing material can be produced, slag powder or steel slag powder can be independently produced, the integrated production of the full solid waste cementing material is realized, the semi-finished product mixing device can directly convey the ground materials, and the materials conveyed by the outside can be mixed with the materials according to a certain proportion and then enter the finished product storage device, and the finished product storage device is used for storing the materials; the bottom of the warehouse bottom plate is provided with a discharge opening; the gas tank is arranged at the cone part at the bottom of the discharge opening; according to the application, the air charging box is arranged at the bottom of the discharge opening, the materials at the discharge opening are sent to the bulk machine for packaging, no air charging is needed in the warehouse, the input cost of equipment is reduced, the later maintenance is reduced, the feeding device, the semi-finished product mixing material and the finished product material device are all in a closed structure, the dust collection treatment is convenient, the emission of smoke dust to the environment is reduced, and the environmental safety is further improved.
Description
Technical Field
The application relates to the technical field of solid waste production, in particular to a production system and a production method of a full solid waste cementing material.
Background
Along with the development of industrial production, the total amount of tailings produced in the iron making and steel making processes is greatly increased, most of tailings are comprehensively utilized through low added value products such as road base materials, engineering backfill materials or steel slag bricks and the like except part of tailings which are recycled through sintering, slag grinding and steel slag grinding can be used as auxiliary materials to be added into cement, the utilization rate is low, the environmental ecology safety is seriously threatened, and the production of all-solid waste cementing materials cannot be realized.
The full solid waste cementing material is used as a novel building material, can effectively replace the traditional cement-based concrete cementing material, and various solid wastes such as blast furnace slag, steel slag, desulfurized gypsum, fly ash and the like are ground into the cementing material to replace cement clinker, but the solid waste production equipment is generally single solid waste production equipment, and is mixed with other solid wastes according to a certain proportion after grinding is finished, so that the integrated production of the full solid waste cementing material cannot be realized, the production efficiency is low, the equipment investment is high, and the feeding process is low, or the grinding device is easy to be blocked in the feeding process and has to be stopped for maintenance due to the fact that the humidity of the materials is too high, or the humidity of the materials after the solid waste dry material and the solid waste wet material are mixed is uneven, so that the production efficiency is reduced, and the maintenance cost is high.
Disclosure of Invention
The present application has been made to solve the above-mentioned technical problems. The embodiment of the application provides a production system of a full solid waste cementing material, which solves the technical problems that the prior art cannot realize the integrated production of the full solid waste cementing material and a feeder is blocked due to overlarge material humidity or uneven mixed material humidity in the feeding process.
According to one aspect of the application, the application provides a production system of an all-solid waste cementing material, which comprises a feeding device, wherein the feeding device is used for conveying solid waste dry materials and solid waste wet materials, and comprises: the first feeding device is used for conveying solid waste wet materials; the second feeding device is used for conveying solid waste dry materials; the grinding device is used for grinding solid waste wet materials and solid waste dry materials conveyed by the first feeding device and the second feeding device; the semi-finished product mixing device is connected with the grinding device and is used for mixing solid waste materials ground by the grinding device with materials conveyed outside or conveying the solid waste materials ground by the grinding device; the finished product storage device is used for storing solid waste materials in the semi-finished product mixing device or storing materials obtained by mixing materials conveyed from the outside and solid waste materials ground by the grinding device; a discharge apparatus, the discharge apparatus comprising: the warehouse bottom plate is arranged at the bottom of the finished product storage device; a plurality of discharge openings, wherein the discharge openings are arranged at the bottom of the base plate of the warehouse; the charging box is arranged at the cone part at the bottom of the discharge opening; wherein, loading attachment the recovery unit semi-manufactured goods compounding device all set up to seal structure on the finished product material device.
In an embodiment, the first feeding device includes: the first material receiving tanks are used for placing solid waste wet materials; the first belt weighing scales are respectively in one-to-one correspondence with the first receiving grooves, are respectively connected with the first receiving grooves, and are used for weighing solid waste wet materials in the first receiving grooves; the first belt conveyors are respectively in one-to-one correspondence with the first belt scales, are respectively connected with the first belt scales and are used for conveying solid waste wet materials in the first belt scales; the first belt type magnetic separator is connected with the plurality of first belt type conveyors and is used for screening and deironing solid waste wet materials conveyed by the plurality of first belt type conveyors; the second belt conveyor is connected with the first belt magnetic separator and is used for conveying the solid waste wet materials after iron removal; the first reamer feeder is connected with the second belt conveyor and is used for conveying the solid waste dry materials subjected to iron removal to the grinding device.
In an embodiment, the second feeding device includes: a plurality of second receiving grooves; the second material receiving tanks are used for placing solid waste dry materials; a plurality of second belt meters; the second belt metering scales are respectively in one-to-one correspondence with the second receiving grooves, are respectively connected with the second receiving grooves, and are used for weighing solid waste dry materials in the second receiving grooves; the second belt conveyors are respectively in one-to-one correspondence with the second belt scales, are respectively connected with the second belt scales, and are used for conveying solid waste dry materials in the second belt scales; the second belt type magnetic separator is connected with the plurality of second belt type conveyers and is used for screening and deironing the solid waste dry materials conveyed by the plurality of second belt type conveyers; the fourth belt conveyor is connected with the second belt magnetic separator and is used for conveying the solid waste dry materials after iron removal; the second reamer feeder is connected with the fourth belt conveyor and is used for conveying the solid waste dry materials subjected to iron removal to the grinding device.
In an embodiment, the grinding device comprises: a first inlet of the roller type vertical mill and a second inlet of the roller type vertical mill are respectively formed in one side of the roller type vertical mill, the first inlet of the roller type vertical mill is connected with the first reamer feeder, the second inlet of the roller type vertical mill is connected with the second reamer feeder, and the roller type vertical mill is used for grinding the solid waste dry materials and the solid waste wet materials; and the outer discharge port of the difficult-to-grind material is arranged on the roller type vertical mill; the outer discharge port of the roller type vertical mill is arranged at the top of the roller type vertical mill; and the outer discharge port of the roller type vertical mill is connected with the second dust collector.
In an embodiment, the production system further comprises a recovery device comprising: the fifth belt conveyor is connected with the outer discharge port of the difficult-to-grind material and is used for recycling the difficult-to-grind material in the conveying roller type vertical mill; the first lifting machine is connected with the fifth belt conveyor and is used for transferring the difficult-to-grind materials; the pipeline magnetic separator is connected with the first lifting machine at one end, and the difficult-to-grind materials transferred to the pipeline magnetic separator are subjected to screening and iron removal; the other end of the pipeline magnetic separator is connected with the second belt conveyor, and materials difficult to grind enter the first reamer feeder again through the second belt conveyor after being screened and deironing.
In an embodiment, the production system further comprises a hot blast stove, wherein one end of the hot blast stove is connected with the roller type vertical mill, and the hot blast stove provides heat energy for the running of the roller type vertical mill and is used for drying solid waste materials in the roller type vertical mill; the other end of the hot blast stove is connected with blast furnace gas or coke oven gas; the first dust collector is respectively communicated with the second belt conveyor, the fourth belt conveyor, the fifth belt conveyor and the first lifting machine, and is used for collecting dust generated in the process of transporting the solid waste materials by the second belt conveyor, the fourth belt conveyor, the fifth belt conveyor and the first lifting machine; the second dust collector is connected with the outer discharge port of the roller type vertical mill and is used for collecting solid waste materials after grinding by the grinding device; and the induced draft fan is connected with the second dust collector, and the induced draft fan is used for conveying the solid waste materials after grinding by the grinding device to the second dust collector.
In an embodiment, the production system further comprises a semi-finished product mixing device comprising: a first air delivery chute; the first air chute is connected with the second dust collector and is used for conveying the powdery material after the roller type vertical mill is ground; two second air delivery chutes; the outlet of the first semi-finished product warehouse is divided into two branches, and one branch of the outlet of the first semi-finished product warehouse is connected with one of the second air conveying chute; a second semi-finished product warehouse connected with the other second air conveying chute; one end of the second lifting machine is connected with the first air conveying chute; the other end of the second elevator is divided into two branches, and one branch of the second elevator is respectively connected with the first semi-finished product warehouse and the second semi-finished product warehouse; the two rotor scales are in one-to-one correspondence with the two second air conveying chute and are used for weighing materials conveyed by the second air chute; the two third air chute are in one-to-one correspondence with the two rotor scales and are respectively connected with the two rotor scales and used for conveying the materials weighed by the two rotor scales; the mixer is connected with the two third air conveying chute and used for mixing the weighed materials, and the other branch of the outlet of the first semi-finished product warehouse is connected with the mixer and used for conveying the ground materials from the roller type vertical mill; and the material conveying pipeline is connected with the other branch of the first semi-finished product warehouse and is used for conveying materials from outside.
In one embodiment, the finished product storage device comprises: the third lifting machine is connected with the mixer; the fourth air conveying chute is connected with the third lifting machine and is used for conveying the materials mixed by the mixer or the materials ground by the roller type vertical mill; a fifth air delivery chute connected to the other leg of the second hoist; the two finished product warehouses are respectively connected with the fourth air conveying chute and are used for placing materials mixed by the mixer or materials ground by the roller type vertical mill; the inverted warehouse chute is arranged on the finished product warehouse, is connected with the third lifting machine, and is used for circularly conveying materials in one of the finished product warehouses to the finished product warehouse or conveying materials in one of the finished product warehouses to the other finished product warehouse.
According to another aspect of the present application, there is provided a method for producing a full solid waste cementitious material, the method for producing a full solid waste cementitious material using the above-described system for producing a full solid waste cementitious material, the method for producing a full solid waste cementitious material including a process for producing a cementitious material, the process for producing a cementitious material including: after the solid waste is weighed by the first feeding device, the solid waste is sent into a roller type vertical mill for grinding through a first inlet of the roller type vertical mill; and (3) weighing the solid waste dry materials through a second feeding device, and feeding the solid waste dry materials into a roller type vertical mill through a second inlet of the roller type vertical mill for grinding, wherein the temperature of an outer discharge opening of the roller type vertical mill is set to be 95-105 ℃.
In one embodiment, the roller mill grinds the powdery material with water<0.5 percent, the fineness of the powdery material is more than or equal to 520m 2 /kg。
The application provides a production system and a production method of a full solid waste cementing material, comprising a feeding device, a grinding device, a semi-finished product mixing device, a finished product storage device and a discharging device, wherein the feeding device comprises: the first feeding device is used for conveying solid waste wet materials; the second feeding device is used for conveying solid waste dry materials; according to the application, by arranging the two feeding devices, the separate feeding of the solid waste dry materials and the solid waste wet materials can be realized, so that the feeding blockage caused by uneven humidity or overlarge humidity of the solid waste wet materials after the solid waste dry materials and the solid waste wet materials are mixed when the solid waste materials enter the grinding device is greatly reduced, the production efficiency is greatly improved, the maintenance frequency of equipment is reduced, the service life of the equipment is prolonged, the solid waste wet materials and the solid waste dry materials are respectively fed, and not only can the full solid waste cementing material be produced, but also the solid waste dry materials or the solid waste wet materials can be independently produced; the semi-finished product mixing device can directly convey the ground materials, or can be mixed with the materials conveyed from the outside according to a certain proportion and then enter a finished product storage device, and the finished product storage device is used for storing the materials; the discharging device comprises a base plate, a discharging opening and an air charging box: setting a base plate at the bottom of the finished product warehouse; a discharge opening is formed in the bottom of the base plate of the warehouse; the gas tank is arranged at the cone part at the bottom of the discharge opening; according to the application, the air charging box is arranged at the bottom of the discharge opening, the materials at the discharge opening are sent to the bulk machine for packaging, no air charging is needed in the warehouse, the input cost of equipment is reduced, the later maintenance is reduced, the feeding device, the semi-finished product mixing material and the finished product material device are all in a closed structure, the dust collection treatment is convenient, the emission of smoke dust to the environment is reduced, and the environmental safety is further improved. The application prepares the full solid waste cementing material by using the solid waste of iron and steel enterprises and other industrial enterprises, and realizes the recycling of resources among industries such as iron and steel, coal and electricity, chemical industry, building materials and the like.
Drawings
The above and other objects, features and advantages of the present application will become more apparent by describing embodiments of the present application in more detail with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of embodiments of the application and are incorporated in and constitute a part of this specification, illustrate the application and together with the embodiments of the application, and not constitute a limitation to the application. In the drawings, like reference numerals generally refer to like parts or steps.
Fig. 1 is a schematic structural diagram of a production system of an all-solid-waste cementing material according to an exemplary embodiment of the present application;
fig. 2 is a schematic structural diagram of a feeding device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application;
fig. 3 is a schematic structural diagram of a semi-finished product mixing device of a full solid waste cementing material production system according to an exemplary embodiment of the present application;
fig. 4 is a schematic structural diagram of a finished product storage device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application;
fig. 5 is a schematic structural view of a discharging device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application;
reference numerals illustrate:
10. A feeding device; 11. a first feeding device; 111. a first receiving groove; 112. a first belt scale; 113. a first belt conveyor; 114. a first belt magnetic separator; 115. a second belt conveyor; 116. a first reamer feeder; 12. a second feeding device; 121. a second receiving groove; 122. a second belt scale; 123. a third belt conveyor; 124. a second belt magnetic separator; 125. a fourth belt conveyor; 126. a second reamer feeder;
20. a recovery device; 21. a fifth belt conveyor; 22. a first elevator; 23. a pipeline magnetic separator;
30. grinding device; 31. a roller type vertical mill; 311. a first inlet of the roller type vertical mill; 312. a second inlet of the roller type vertical mill; 32. an outer discharge port of the difficult-to-grind material; 33. an outer discharge port of the roller type vertical mill;
40. hot blast stove;
51. a first dust collector; 52. a second dust collector;
60. an induced draft fan;
70. a semi-finished product mixing device; 71. a first air delivery chute; 72. a second elevator; 73. a first semi-finished product warehouse; 74. a second semi-finished product library; 75. a second air delivery chute; 76. a rotor scale; 77. a third air delivery chute; 78. a mixer; 79. a material conveying pipeline;
80. A finished product storage device; 81. a third elevator; 82. a fourth air delivery chute; 83. a fifth air delivery chute; 84. a finished product warehouse; 85. an inverted storage chute;
90. a discharging device; 91. a library floor; 92. a discharge port; 93. an air charging box.
Detailed Description
In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, rear, top, bottom … …) in embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the figures), and if the particular gesture changes, the directional indication changes accordingly. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Furthermore, references herein to "an embodiment" mean that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Fig. 1 is a schematic structural diagram of a production system of an all-solid-waste cementing material according to an exemplary embodiment of the present application; fig. 2 is a schematic structural diagram of a feeding device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application; fig. 3 is a schematic structural diagram of a semi-finished product mixing device of a full solid waste cementing material production system according to an exemplary embodiment of the present application; fig. 4 is a schematic structural diagram of a finished product storage device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application; fig. 5 is a schematic structural view of a discharging device of a full solid waste cementitious material production system according to an exemplary embodiment of the present application;
As shown in fig. 1, in combination with fig. 5, the present application provides a production system of a full solid waste cementing material, which comprises a feeding device 10, wherein the feeding device 10 is used for conveying solid waste dry materials and solid waste wet materials, and the feeding device 10 comprises: the first feeding device 11 is used for conveying solid waste wet materials; the second feeding device 12 is used for conveying solid waste dry materials; the grinding device 30, the first feeding device 11 and the second feeding device 12 are connected with the grinding device 30, the first feeding device 11 and the second feeding device 12 are respectively connected with the grinding device 30, and are used for grinding solid waste wet materials and solid waste dry materials conveyed by the first feeding device 11 and the second feeding device 12; the semi-finished product mixing device 70 is connected with the grinding device 30, and the semi-finished product mixing device 70 is used for mixing solid waste materials ground by the grinding device 30 with materials conveyed outside or conveying the solid waste materials ground by the grinding device 30; the finished product storage device 80, the finished product storage device 80 is used for storing solid waste materials in the semi-finished product mixing device 70 or storing mixed materials from materials conveyed from the outside and ground by the grinding device 30; discharge device 90, discharge device 90 includes: a warehouse bottom plate 91 disposed at the bottom of the finished product storage device 80; a discharge opening 92, the discharge opening 92 being provided at the bottom of the warehouse bottom plate 91; the air charging box 93 is arranged at the cone part at the bottom of the discharging opening 92; wherein, the feeding device 10, the semi-finished product mixing device 70 and the finished product material device 80 are all provided with closed structures.
Specifically, in the prior art, solid wastes are easy to block in the feeding process due to different water contents in the grinding and feeding processes, so that the production efficiency is reduced, and the production system is provided with the two feeding devices 10, so that the separate feeding of solid waste dry materials and solid waste wet materials can be realized, the feeding blocking caused by different humidity of the solid waste dry materials and the solid waste wet materials or overlarge humidity of the solid waste wet materials when the solid waste materials enter the grinding device 30 is greatly reduced, the production efficiency is greatly improved, the maintenance frequency of equipment is reduced, the service life of the equipment is prolonged, the solid waste wet materials and the solid waste dry materials are respectively fed, and not only can full solid waste cementing materials be produced, but also solid waste dry materials or solid waste wet materials can be independently produced; the semi-finished product mixing device 70 can directly convey the ground materials, and can also be mixed with the materials conveyed from the outside according to a certain proportion and then enter the finished product storage device 80.
It should be understood that the number of the discharge openings 92 in the present application may be 4, so as to increase the emptying rate of the finished product warehouse, and each two discharge openings 92 are connected to a bulk machine, and each finished product storage device 80 is provided with 2 bulk machines, and the materials are sent to the bulk machine for packing, and only 4 gas tanks are added to the cone portion of each discharge opening for inflation, so that intermittent inflation can be performed according to the discharging condition.
In one possible embodiment, as shown in fig. 2, the first feeding device 11 includes: the first material receiving tanks 111 are used for placing solid waste wet materials; the first belt metering scales 112 are respectively in one-to-one correspondence with the first receiving grooves 111, the first belt metering scales 112 are respectively connected with the first receiving grooves 111, and the first belt metering scales 112 are used for weighing solid waste wet materials in the first receiving grooves 111; the first belt conveyors 113, the first belt conveyors 113 are respectively in one-to-one correspondence with the first belt scales 112, the first belt conveyors 113 are respectively connected with the first belt scales 112, and the first belt conveyors 113 are used for conveying solid waste wet materials in the first belt scales 112; the first belt type magnetic separator 114 is connected with the plurality of first belt type conveyors 112, and the first belt type magnetic separator 114 is used for screening and deironing solid waste wet materials conveyed by the plurality of first belt type conveyors 113; the second belt conveyor 115 is connected with the first belt magnetic separator 114, and the second belt conveyor 115 is used for conveying solid waste wet materials after iron removal; the first reamer feeder 116 is connected with the second belt conveyor 115, and is used for conveying the solid waste dry materials subjected to iron removal to the grinding device 30.
Specifically, the solid waste is divided into dry materials and wet materials according to the difference of water content, the dry materials comprise steel slag, fly ash and the like, the wet materials comprise desulfurized gypsum, slag and the like, a plurality of first receiving tanks 111, a plurality of first belt metering scales 112, a plurality of first belt conveyors 113, a plurality of first belt magnetic separators 114 and a plurality of second belt conveyors 115 are arranged on the first feeding device 11, the quantity of the solid waste can be set according to the types of solid waste wet materials, the first receiving tanks 111, the first belt metering scales 112, the first belt conveyors 113, the first belt magnetic separators 114 and the second belt conveyors 115 are in one-to-one correspondence, one solid waste wet material can be produced independently, the solid waste wet materials can be fed simultaneously, the production of all solid waste gelled materials can be realized, the solid waste wet materials are transported to the first belt magnetic separators 114 for iron removal by the first belt conveyors 113 after being weighed by the first receiving tanks 111, the iron slag in raw materials can be removed effectively, the reamer can be protected, the solid waste wet materials after iron removal can be fed to the reamer 116 by the first belt conveyors 115, and the solid waste wet materials are ground by the first belt conveyors to the solid waste wet materials are fed by the first grinding device 116.
In one possible embodiment, the second feeding device 12 includes: a plurality of second receiving grooves 121; a plurality of second receiving tanks 121 for holding solid waste dry materials; a second belt scale 122; the plurality of second belt metering scales 122 are respectively in one-to-one correspondence with the plurality of second receiving tanks 121, the plurality of second belt metering scales 122 are respectively connected with the plurality of second receiving tanks 121, and the plurality of second belt metering scales 122 are used for weighing solid waste dry materials in the second receiving tanks 121; the plurality of second belt conveyors 123 are respectively in one-to-one correspondence with the plurality of second belt scales 122, the plurality of third belt conveyors 123 are respectively connected with the plurality of second belt scales 122, and the plurality of second belt conveyors 123 are used for conveying solid waste dry materials in the second belt scales 122; the second belt magnetic separator 124, the second belt magnetic separator 124 is connected with a plurality of fourth belt conveyors 125, and the second belt magnetic separator 124 is used for screening and deironing solid waste dry materials conveyed by the plurality of second belt conveyors 123; a fourth belt conveyor 125, the fourth belt conveyor 125 is connected with the second belt magnetic separator 124, and the fourth belt conveyor 125 is used for conveying solid waste dry materials after iron removal; the second reamer feeder 126 is connected to the fourth belt conveyor 125, and is used for conveying the solid waste dry material after iron removal to the grinding device 30.
Similarly, the second feeding device 21 is provided with a plurality of second receiving tanks 121, a plurality of second belt weighing scales 122, a plurality of third belt conveyors 123, a plurality of second belt magnetic separators 124 and a plurality of fourth belt conveyors 125, the quantity of the second receiving tanks 121, the second belt weighing scales 122, the third belt conveyors 123, the second belt magnetic separators 124 and the fourth belt conveyors 125 can be in one-to-one correspondence, single production of one solid waste dry material can be realized, or simultaneous feeding of a plurality of solid waste dry materials can be realized, production of all solid waste gelled materials is realized, the solid waste dry materials are transported to the second belt magnetic separators 124 for iron removal by the third belt weighing scales 122 after being weighed by the second receiving tanks 121, iron slag in the raw materials can be effectively removed by iron removal, protection equipment is provided, the solid waste wet materials after iron removal are transported to the second reamer 126 by the fourth belt conveyors 125, and the solid waste wet materials after iron removal are fed to the second reamer 126 by the second reamer 126 to the grinding device 30 for grinding.
It can be understood that the vibrating screen is installed at the inlets of the second conveyor 115 and the fourth conveyor 125, and the solid waste dry material and the large materials in the fixed wet material are screened down and crushed by the crusher and then fed into the first reamer feeder 116 and the second reamer feeder 126, so that the granularity of the materials to be ground can be ensured, the grinding efficiency can be improved, and the screened large materials can be timely processed, thereby avoiding the generation of the unorganized emission and the secondary transportation.
In one possible embodiment, the grinding device 30 includes: a roller type vertical mill 31, wherein a first roller type vertical mill inlet 311 and a second roller type vertical mill inlet 312 are respectively formed in one side of the roller type vertical mill 31, the first roller type vertical mill inlet 31 is connected with the first reamer feeder 116, the second roller type vertical mill inlet 31 is connected with the second reamer feeder 126, and the roller type vertical mill 31 is used for grinding solid waste dry materials and solid waste wet materials; and a difficult-to-grind material outer discharge port 32, wherein the difficult-to-grind material outer discharge port 32 is arranged on the roller type vertical mill 31; a roller type vertical mill outer discharge port 33, wherein the roller type vertical mill outer discharge port 33 is arranged at the top of the roller type vertical mill 33; the roller mill outer discharge 33 is connected to a second dust collector 52.
The feeding structures of the first reamer feeder 116 and the second reamer feeder 126 are spiral rod-shaped structures, so that the axial staggering and the circulating flow of the mixture can be realized, the feeding process is prolonged, the main shaft of the main machine is not easy to accumulate materials, the phenomenon of blockage caused by the humidity of the materials in the feeding process is reduced, the labor intensity of workers is reduced, and the spiral rod-shaped structure of the feeders also has the functions of air locking and feeding.
In one possible embodiment, the production system further comprises a recovery device 20, the recovery device 20 comprising: the fifth belt conveyor 21, the fifth belt conveyor 21 is connected with the hard-to-grind material discharging port 32, and the fifth belt conveyor 21 is used for recovering the hard-to-grind material in the conveying roller type vertical mill 31; the first lifting machine 22 is connected with the fifth belt conveyor 21, and the first lifting machine 22 is used for transferring materials difficult to grind; the pipeline magnetic separator 23, one end of the pipeline magnetic separator 23 is connected with the first lifter 22, and the difficult-to-grind materials transferred to the pipeline magnetic separator 23 are screened to remove iron; the other end of the pipeline magnetic separator 23 is connected with a fourth belt conveyor 125, and materials difficult to grind enter the first reamer feeder 116 again through the fourth belt conveyor 125 after being screened and deironing. The roller type vertical mill 31 is provided with an outer discharge port 32 for refractory materials, the refractory materials are discharged out of the mill through the outer discharge port 32 for refractory materials and enter the first elevator 22 through the fifth belt conveyor 21, and enter the third belt conveyor 123 to reenter the roller type vertical mill 31 after being deironized through the pipeline magnetic separator 23, so that iron slag in the raw materials can be effectively removed by deironing, equipment is protected, and the service life of the equipment is prolonged; the arrangement of the recovery device 20 further improves the production efficiency of the solid waste material and recycles the iron recovered from the solid waste material.
In one possible embodiment, the production system further comprises a hot blast stove 40, one end of the hot blast stove 40 is connected with the roller mill 31, and the hot blast stove 40 provides heat energy for the running of the roller mill 31 and is used for drying the solid waste materials in the roller mill 31; the other end of the hot blast stove 40 is connected with blast furnace gas or coke oven gas; the first dust collector 51 is respectively communicated with the second belt conveyor 115, the fourth belt conveyor 125, the fifth belt conveyor 21 and the first lifter 22, and the first dust collector 51 is used for collecting dust generated in the process of transporting the solid waste materials by the second belt conveyor 115, the fourth belt conveyor 125, the fifth belt conveyor 21 and the first lifter 22; the second dust collector 52, the second dust collector 52 is connected with the roller type vertical mill outer discharge port 33, the second dust collector 52 is used for collecting solid waste materials after grinding by the grinding device 30; and the induced draft fan 60 is connected with the second dust collector 52, and the induced draft fan 60 is used for conveying the solid waste materials after grinding by the grinding device 30 to the second dust collector 52.
Specifically, the first dust collector 51 is used for collecting the dust generated in the process of conveying the materials by the second belt conveyor 115, the fourth belt conveyor 125, the fifth belt conveyor 21 and the first lifter 22, so that the discharge of the dust to the environment can be reduced, the environmental safety is further improved because the dust is collected by the first dust collector 51, the materials ground by the roller type vertical mill 31 are sent into the high-efficiency powder selecting machine positioned at the upper part of the roller type vertical mill 31 by hot air, the ground materials are brought into the pulse bag dust collector of the air box by air to realize the separation of powder and gas, and the second dust collector 52 is used for collecting the separated powder materials.
It should also be understood that the fuel of the hot blast stove in the application can be blast furnace gas or coke oven gas which are byproducts of a steel mill, energy byproducts generated in the production process of the steel mill are utilized to provide heat energy for the running of the roller type vertical mill 31, the solid waste dry material and the solid waste wet material are dried while being ground in the roller type vertical mill 31, and the fineness of the dried solid waste is more than or equal to 520m 2 /kg, moisture<0.5%; the whole solid waste cementing material needs wind transportation in the grinding production process, the induced draft fan 60 provides a wind source to transport the ground powdery material into the semi-finished product mixing device 70 or the finished product storage device 80, the ground powdery material is brought into the pulse bag dust collector of the air box by air to realize that the waste gas after powder and gas separation is sent to a chimney through a part of the induced draft fan to be discharged into the atmosphere, and an on-line monitor and a platform can be arranged on the chimney to monitor whether the emission of dust-containing concentration particles to the atmosphere meets the environmental protection requirement at any time; the other part of the return roller type vertical mill 31 is used as circulating air to continue to use, so that ultra-low emission can be realized, dust-containing concentration particles discharged by waste gas are less than or equal to 10mg/Nm3, and the environment-friendly requirement is met.
Optionally, in order to reduce heat dissipation loss of thermodynamic equipment and pipelines and improve heat efficiency, the heat preservation material adopts a composite silicate product, and the pipeline protection layer material adopts aluminum-zinc plated iron sheets.
In one possible embodiment, as shown in fig. 1, in combination with fig. 3, a semi-finished product mixing device 70, the semi-finished product mixing device 70 comprising: a first air transport chute 71; the first air chute 71 is connected with the second dust collector 52 and is used for conveying the powdery material ground by the roller type vertical mill 31; two second air delivery chutes 75; the first semi-finished product warehouse 73, the outlet of the first semi-finished product warehouse 73 is divided into two branches, and one branch of the outlet of the first semi-finished product warehouse 73 is connected with one of the second air conveying chute 75; a second semi-finished product magazine 74, the second semi-finished product magazine 74 being connected to a further second air delivery chute 75; a second lifter 72, one end of the second lifter 72 being connected to the first air transport chute 71; the other end of the second lifter 72 is divided into two branches, and one branch of the second lifter 72 is respectively connected with the first semi-finished product warehouse 73 and the second semi-finished product warehouse 74; the two rotor scales 76, the two rotor scales 76 are in one-to-one correspondence with the two second air conveying chute 75, and the two rotor scales 76 are used for weighing materials conveyed by the second air chute 75; the two third air conveying chute 77, the two third air chute 77 and the two rotor scales 76 are in one-to-one correspondence, and the two third air chute 77 is respectively connected with the two rotor scales 76 and is used for conveying the materials weighed by the two rotor scales 76; the mixer 78, the mixer 78 is connected with two third air conveying chutes 77, which are used for mixing the weighed materials, and the other branch of the outlet of the first semi-finished product warehouse 73 is connected with the mixer 78, which is used for conveying the ground materials from the roller type vertical mill 31; a material conveying pipe 79, the material conveying pipe 79 being connected to the other branch of the first semi-finished product reservoir 73 for conveying material from the outside.
Specifically, the air conveying chute can be used for easily fluidized powdery materials such as cement, fly ash and the like, so that one inclined end of the material in the closed conveying chute keeps fluidized to slowly flow, the first air conveying chute 71, the second air conveying chute 74 and the third air conveying chute 76 are all used for conveying the ground powdery materials, and the ground powdery materials are conveyed to the first semi-finished product warehouse 73 through the first air conveying chute 75 and the second lifter 72 and are directly conveyed to the mixer 78; the powder materials after grinding can also be conveyed to the second semi-finished product warehouse 74 through the first air conveying chute 75 and the second lifting machine 72, the external materials are conveyed to the first semi-finished product warehouse 73 through the external material conveying pipeline 79, and the materials in the first semi-finished product warehouse 73 and the second semi-finished product warehouse 74 are conveyed to the mixer 78 through the rotor balance 76 and the third air conveying chute 76 respectively for mixing.
In one possible embodiment, as shown in fig. 1, in combination with fig. 4 and 5, the finished product storage device 80 includes: the third lifter 81, the third lifter 81 is connected with the mixer 78; a fourth air conveying chute 82, wherein the fourth air conveying chute 82 is connected with the third lifting machine 81 and is used for conveying the materials mixed by the mixer 78 or the materials ground by the roller type vertical mill 31; a fifth air-conveying chute 83, the fifth air-conveying chute 83 being connected to the other branch of the second elevator 72; the two finished product warehouses 84 are respectively connected with the fourth air conveying chute 82 and the fourth air conveying chute 83, and the two finished product warehouses 84 are used for placing materials mixed by the mixer 78 or materials ground by the roller type vertical mill 31; the inverted storage chute 85 is arranged at the bottom of the finished product warehouse 84, the inverted storage chute 85 is connected with the third lifting machine 81, and materials in one finished product warehouse 84 are circularly conveyed into the finished product warehouse 84 through the inverted storage chute 85 by the third lifting machine 81, or materials in one finished product warehouse 84 are conveyed into the other finished product warehouse 85 through the inverted storage chute 85.
Specifically, the materials in the mixer 78 are conveyed to the two finished product reservoirs 84 through the third lifting stage 81 and the fourth air conveying chute 82, and the materials in the second lifting machine 72 can be conveyed to the two finished product reservoirs 84 through the fifth air chute 83, so that the powder materials are stored in the finished product reservoirs 84 for a long time and are easy to harden, and therefore, the two finished product reservoirs 84 can be respectively provided with an inverted reservoir chute 85, and the materials in one finished product reservoir 84 are circulated in the reservoirs through the inverted reservoir chute 85, so that hardening is reduced; the inverted bin chute 85 may also be positioned between two product bins 84 to switch the material between the two product bins 84.
According to a second aspect of the present application, a method for producing an all-solid-waste cement using the above-described system for producing an all-solid-waste cement, the method for producing an all-solid-waste cement comprising a cement production process, the cement production process comprising: after the solid waste is weighed by the first feeding device 11, the solid waste is sent into the roller type vertical mill 31 through the first inlet 311 of the roller type vertical mill for grinding; after the solid waste dry materials are weighed by the second feeding device 12, the solid waste dry materials are sent into the roller type vertical mill 31 for grinding through the second inlet 312 of the roller type vertical mill, and the temperature of the outer discharge opening 33 of the roller type vertical mill is set to be 95-105 ℃. The first feeding device 11 and the second feeding device 12 are fed into the roller type vertical mill 31, solid waste wet materials and solid waste dry materials are dried while the roller type vertical mill 31 is ground, circulating hot air discharged by the roller type vertical mill 31 is fully mixed with high-temperature flue gas generated by burning blast furnace gas or coke oven gas by the hot blast furnace 40, so that 200-320 ℃ hot flue gas is formed, and heat energy is provided for the roller type vertical mill 31 again.
In one possible embodiment, the roller mill 31 grinds the powdery material with water<0.5 percent, the fineness of the powder material after grinding is more than or equal to 520m 2 The temperature of the outer discharge opening 33 of the roller type vertical mill is controlled to be 100 ℃, and the water content of the ground powdery material can be controlled to be 100%<0.5 percent, the fineness is more than or equal to 520m 2 /kg。
The above embodiments are merely preferred embodiments of the present application and are not intended to limit the present application, and any modifications, equivalents, etc. within the spirit and principles of the present application should be included in the scope of the present application.
Claims (10)
1. A production system of full solid waste cementing material is characterized in that: including loading attachment (10), loading attachment (10) are used for carrying solid useless drier and solid useless wet material, loading attachment (10) include: the first feeding device (11) is used for conveying solid waste wet materials; the second feeding device (12) is used for conveying solid waste dry materials;
the grinding device (30), the first feeding device (11) and the second feeding device (12) are respectively connected with the grinding device (30), and the grinding device (30) is used for grinding solid waste wet materials and solid waste dry materials conveyed by the first feeding device (11) and the second feeding device (12);
The semi-finished product mixing device (70), the semi-finished product mixing device (70) is connected with the grinding device (30), and the semi-finished product mixing device (70) is used for conveying solid waste materials after grinding by the grinding device (30) and materials conveyed outside or solid waste materials after grinding by the grinding device (30);
the finished product storage device (80) is used for storing solid waste materials in the semi-finished product mixing device (70) or storing mixed materials from materials conveyed from the outside and ground by the grinding device (30);
-a discharge device (90), the discharge device (90) comprising: a warehouse bottom plate (91) arranged at the bottom of the finished product storage device (80); a discharge opening (92), wherein the discharge opening (92) is arranged at the bottom of the base plate (91); the air charging box (93) is arranged at the cone part at the bottom of the discharging opening (92);
wherein, loading attachment (10) semi-manufactured goods compounding device (70) finished product material device (80) are gone up and all are set up to seal structure.
2. The production system of the all-solid-waste cementing material according to claim 1, wherein the production system comprises the following components: the first feeding device (11) comprises:
the first material receiving tanks (111) are used for placing solid waste wet materials;
The first belt weighing scales (112) are respectively in one-to-one correspondence with the first receiving grooves (111), the first belt weighing scales (112) are respectively connected with the first receiving grooves (111), and the first belt weighing scales (112) are used for weighing solid waste wet materials in the first receiving grooves (111);
the first belt conveyors (113), the first belt conveyors (113) are respectively in one-to-one correspondence with the first belt scales (112), the first belt conveyors (113) are respectively connected with the first belt scales (112), and the first belt conveyors (113) are used for conveying solid waste wet materials in the first belt scales (112);
the first belt type magnetic separators (114), the first belt type magnetic separators (114) are connected with a plurality of the first belt type conveyors (112), and the first belt type magnetic separators (114) are used for screening and deironing solid waste wet materials conveyed by the plurality of the first belt type conveyors (113);
the second belt conveyor (115), the second belt conveyor (115) is connected with the first belt magnetic separator (114), and the second belt conveyor (115) is used for conveying solid waste wet materials after iron removal;
The first reamer feeder (116) is connected with the second belt conveyor and is used for conveying the solid waste dry materials subjected to iron removal to the grinding device (30).
3. The production system of the all-solid-waste cementing material according to claim 2, wherein the production system comprises the following components: the second feeding device (12) comprises:
a plurality of second receiving grooves (121); the second material receiving tanks (121) are used for placing solid waste dry materials;
a plurality of second belt meters (122); the second belt metering scales (122) are respectively in one-to-one correspondence with the second material receiving grooves (121), the second belt metering scales (122) are respectively connected with the second material receiving grooves (121), and the second belt metering scales (122) are used for weighing solid waste dry materials in the second material receiving grooves (121);
the plurality of third belt conveyors (123), the plurality of second belt conveyors (123) are respectively in one-to-one correspondence with the plurality of second belt scales (122), the plurality of second belt conveyors (123) are respectively connected with the plurality of second belt scales (122), and the plurality of second belt conveyors (123) are used for conveying solid waste dry materials in the second belt scales (122);
The second belt magnetic separators (124), the second belt magnetic separators (124) are connected with a plurality of the second belt conveyors (122), and the second belt magnetic separators (124) are used for screening and deironing solid waste dry materials conveyed by a plurality of the second belt conveyors (123);
a fourth belt conveyor (125), wherein the fourth belt conveyor (125) is connected with the second belt magnetic separator (124), and the fourth belt conveyor (125) is used for conveying solid waste dry materials after iron removal;
the second reamer feeder (126) is connected with the fourth belt conveyor (125) and is used for conveying the solid waste dry materials subjected to iron removal to the grinding device (30).
4. A system for producing an all-solid-waste cementitious material according to claim 3, wherein: the grinding device (30) comprises: a roller type vertical mill (31), wherein a first inlet (311) of the roller type vertical mill and a second inlet (312) of the roller type vertical mill are respectively formed in one side of the roller type vertical mill (31), the first inlet of the roller type vertical mill (31) is connected with the first reamer feeder (116), the second inlet of the roller type vertical mill (31) is connected with the second reamer feeder (126), and the roller type vertical mill (31) is used for grinding the solid waste dry materials and the solid waste wet materials;
An outer difficult-to-grind material outlet (32), wherein the outer difficult-to-grind material outlet (32) is arranged on the roller type vertical mill (31);
an outer discharge port (33) of the roller type vertical mill, wherein the outer discharge port (33) of the roller type vertical mill is arranged at the top of the roller type vertical mill (33); the roller type vertical mill outer discharge port (33) is connected with the second dust collector (52).
5. The production system of the all-solid-waste cementing material according to claim 4, wherein: the production system further comprises a recovery device (20), the recovery device (20) comprising:
the fifth belt conveyor (21), the fifth belt conveyor (21) is connected with the outer discharge port (32) of the difficult-to-grind material, and the fifth belt conveyor (21) is used for recycling the difficult-to-grind material in the conveying roller type vertical mill (31);
the first lifting machine (22) is connected with the fifth belt conveyor (21), and the first lifting machine (22) is used for transferring the difficult-to-grind materials;
the pipeline magnetic separator (23), one end of the pipeline magnetic separator (23) is connected with the first lifting machine (22), and the difficult-to-grind materials transferred to the pipeline magnetic separator (23) are screened and deironing is carried out; the other end of the pipeline magnetic separator (23) is connected with the fourth belt conveyor (125), and materials difficult to grind enter the first reamer feeder (116) through the fourth belt conveyor (125) after being screened and deironing.
6. The production system of the all-solid-waste cementing material according to claim 4, wherein: the production system further comprises a hot blast stove (40), one end of the hot blast stove (40) is connected with the roller type vertical mill (31), and the hot blast stove (40) is used for providing heat energy for the running of the roller type vertical mill (31) and drying solid waste materials in the roller type vertical mill (31); the other end of the hot blast stove (40) is connected with blast furnace gas or coke oven gas;
the first dust collector (51) is respectively communicated with the second belt conveyor (115), the fourth belt conveyor (125), the fifth belt conveyor (21) and the first lifting machine (22), and the first dust collector (51) is used for collecting dust generated in the process of transporting solid waste materials by the second belt conveyor (115), the fourth belt conveyor (125), the fifth belt conveyor (21) and the first lifting machine (22);
the second dust collector (52) is connected with the roller type vertical mill outer discharge port (33), and the second dust collector (52) is used for collecting solid waste materials after grinding by the grinding device (30); and
the induced draft fan (60) is connected with the second dust collector (52), and the induced draft fan (60) is used for conveying the solid waste materials after grinding of the grinding device (30) to the second dust collector (52).
7. The production system of the all-solid-waste cementing material according to claim 6, wherein the production system comprises: the semi-finished product mixing device (70) comprises:
a first air transport chute (71); the first air chute (71) is connected with the second dust collector (52) and is used for conveying the powdery material ground by the roller type vertical mill (31);
two second air delivery chutes (75);
the outlet of the first semi-finished product warehouse (73) is divided into two branches, and one branch of the outlet of the first semi-finished product warehouse (73) is connected with one of the second air conveying chute (75);
-a second semi-finished product magazine (74), said second semi-finished product magazine (74) being connected to another of said second air delivery chute (75);
a second lifter (72), one end of the second lifter (72) is connected with the first air conveying chute (71); the other end of the second lifting machine (72) is divided into two branches, and one branch of the second lifting machine (72) is respectively connected with the first semi-finished product warehouse (73) and the second semi-finished product warehouse (74);
the two rotor scales (76), the two rotor scales (76) are in one-to-one correspondence with the two second air conveying chute (75), and the two rotor scales (76) are used for weighing materials conveyed by the second air chute (75);
The two third air conveying chute (77), the two third air chute (77) are in one-to-one correspondence with the two rotor scales (76), and the two third air chute (77) are respectively connected with the two rotor scales (76) and are used for conveying the materials weighed by the two rotor scales (76);
the mixer (78), the said mixer (78) couples to two said third air delivery chute (77), is used for mixing the supplies after weighing, another branch of the said first semi-manufactured goods storehouse (73) exit links to said mixer (78), is used for conveying the supplies after grinding from the roller type vertical mill (31);
and a material conveying pipeline (79), wherein the material conveying pipeline (79) is connected with the other branch of the first semi-finished product warehouse (73) and is used for conveying materials from the outside.
8. The production system of the all-solid-waste cementing material according to claim 7, wherein: the finished product storage device (80) comprises:
a third lifter (81), wherein the third lifter (81) is connected with the mixer (78);
a fourth air conveying chute (82), wherein the fourth air conveying chute (82) is connected with the third lifting machine (81) and is used for conveying materials mixed by the mixer (78) or materials ground by the roller type vertical mill (31);
A fifth air delivery chute (83), said fifth air delivery chute (83) being connected to the other branch of said second elevator (72);
the two finished product warehouses (84), the two finished product warehouses (84) are respectively connected with the fourth air conveying chute (82) and the fourth air conveying chute (83), and the two finished product warehouses (84) are used for placing materials mixed by the mixer (78) or materials ground by the roller type vertical mill (31);
the inverted warehouse chute (85), the inverted warehouse chute (85) is arranged on the finished product warehouse (84), the inverted warehouse chute (85) is communicated with the third lifting machine (81), and materials in one of the finished product warehouses (84) are circularly conveyed into the finished product warehouse (84) through the inverted warehouse chute (85), or materials in one of the finished product warehouses (84) are conveyed into the other finished product warehouse (85) through the inverted warehouse chute (85).
9. A production method of a full solid waste cementing material is characterized by comprising the following steps: the production method of the all-solid-waste cementing material uses the production system of the all-solid-waste cementing material as claimed in any one of claims 1 to 8, wherein the production method of the all-solid-waste cementing material comprises a cementing material generation process, and the cementing material generation process comprises the following steps: after the solid waste is weighed by the first feeding device (11), the solid waste is sent into a roller type vertical mill (31) for grinding through a first inlet (311) of the roller type vertical mill; after the solid waste dry materials are weighed by the second feeding device (12), the solid waste dry materials are sent into the roller type vertical mill (31) for grinding through a second inlet (312) of the roller type vertical mill, and the temperature of an outer discharge opening (33) of the roller type vertical mill is set to be 95-105 ℃.
10. The method for producing the all-solid-waste cementing material according to claim 9, which is characterized in that: the roller type vertical mill (31) grinds the powdery material with water<0.5 percent, the fineness of the powder material after grinding is more than or equal to 520m 2 /kg。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117404905A (en) * | 2023-12-15 | 2024-01-16 | 江苏瑞材装备有限公司 | Zirconia ceramic powder calcines production line system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117404905A (en) * | 2023-12-15 | 2024-01-16 | 江苏瑞材装备有限公司 | Zirconia ceramic powder calcines production line system |
| CN117404905B (en) * | 2023-12-15 | 2024-04-09 | 江苏瑞材装备有限公司 | Zirconia ceramic powder calcines production line system |
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