CN-224208171-U - Superfine powder grinding and sorting system

Abstract

The utility model relates to a powder processing technology field especially discloses a superfine grinding sorting system, including superfine grinding dosing unit and superfine grinding grading plant that the series arrangement, superfine grinding dosing unit includes premiller ball mill dust remover, slag premiller ball mill and superfine powder ball mill, superfine grinding grading plant includes selection powder machine, bag collector one, for building materials powder storehouse and grading machine; the utility model discloses a send into the raw materials of different forms and circulate in the superfine powder ball mill and grind, the powder after grinding gets into the selection powder machine and selects separately, and the steerable superfine powder product of taking out different mesh numbers, powder particle size after grinding and selecting is little, the distribution scope is wide, and big particle size powder product uses as the building materials, and little particle size powder send into vertical many rotors superfine classifier and carry out the classification, replace rubber trade, the carbon black in the plastic products etc. as the reinforcement material, widened the application trade of fly ash, improved the reuse of fly ash.

Inventors

• ZHANG XIUBO
• WANG PENGPENG
• ZHENG QINGJIE
• An Leiming
• LI YUNHUA
• WANG SONG
• QU YOUFANG
• LU XIAOLONG
• YE YAFEI
• CHEN ZHENQIAN
• WU HAOTIAN
• WU RUIZHI

Assignees

• 东营市港城热力有限公司

Dates

Publication Date

20260508

Application Date

20250408

Claims (6)

1. 1. The superfine powder grinding and sorting system is characterized by comprising a superfine grinding and proportioning device and a superfine grinding and sorting device, wherein the superfine grinding and proportioning device and the superfine grinding and sorting device are arranged in series, the superfine grinding and proportioning device comprises a pre-grinding ball mill dust remover (202), a slag pre-grinding ball mill (203) and a superfine powder ball mill (205), the pre-grinding ball mill dust remover (202) is arranged in parallel with the slag pre-grinding ball mill (203) and then is arranged in series with the superfine powder ball mill (205), the superfine grinding and sorting device comprises a powder selector (209), a first bag collector (211), a powder bin (217) for building materials and a sorting mechanism, the powder selector (209) and the first bag collector (211) are arranged in series, and the powder bin (217) for building materials and the sorting mechanism are connected in parallel and then are connected in series with the first bag collector (211).
2. 2. The superfine powder grinding and sorting system according to claim 1, wherein the superfine grinding and batching device further comprises a feeding weighing machine (228) and a slag feeding machine (201), wherein the feeding weighing machine (228) and the slag feeding machine (201) are arranged in series, and the pre-grinding ball mill dust remover (202) and the slag pre-grinding ball mill (203) are communicated with the slag feeding machine (201).
3. 3. The superfine powder grinding and sorting system according to claim 1, wherein a first bucket elevator (204) is arranged at the inlet end of the superfine powder ball mill (205), the pre-grinding ball mill dust collector (202) and the slag pre-grinding ball mill (203) are both communicated with the first bucket elevator (204), a single dust collector (227) is further connected to the inlet of the first bucket elevator (204), a chute I (208) is connected to the single dust collector (227), a bag type dust collector (206) is arranged at the outlet end of the superfine powder ball mill (205), and the dust collector (206) is communicated with a powder selecting machine (209) through a second bucket elevator (207) and a second chute (210).
4. 4. The ultrafine powder grinding and sorting system according to claim 3, wherein the powder selector (209) is communicated with the first bucket elevator (204) through a third chute (212).
5. 5. The superfine powder grinding and sorting system according to claim 1, wherein the grading mechanism comprises a superfine grading buffer bin (219), a vertical multi-rotor superfine grader (221), a bag collector II (222) and a product bin (223) which are sequentially arranged in series, a sending tank (220) is arranged between the superfine grading buffer bin (219) and the vertical multi-rotor superfine grader (221), the number of the product bins (223) is two, and the two product bins (223) are communicated with the ton bag packaging machine (225) through the powder buffer bin (224) after being arranged in parallel.
6. 6. The ultrafine powder grinding and sorting system according to claim 5, wherein the first bag collector (211) is connected with a fourth chute (214) and a third bucket elevator (213), the third bucket elevator (213) is communicated with a powder bin (217) for building materials through a fifth chute (216), the fourth bucket elevator (215) and a sixth chute (218), and the third bucket elevator (213) is communicated with a ultrafine grading buffer bin (219) through a seventh chute (226).

Description

Superfine powder grinding and sorting system Technical Field The utility model relates to the technical field of powder processing, in particular to a superfine powder grinding and sorting system. Background The fly ash is a multifunctional powdery mineral resource, has a larger market value, along with development of scientific technology and requirements of modern industrial construction, the application of the fly ash is wider and wider, researches and practices show that the effect of the fly ash is closely related to the fineness of the fly ash, the finer the fineness is, the better the effect is, therefore, in the fly ash treatment process, grinding and sorting are needed, the fly ash is ground in the prior art, because the particle fineness of the fly ash raw materials is different, a large amount of superfine fly ash meeting the standard is arranged, the workload of grinding is increased by direct grinding, the sorting effect of a matched sorting system on the fly ash is poor, the sorting efficiency is low, and the powder with different particle diameters is mixed with each other, so that the waste of the powder is caused. Accordingly, there is a need for an improved micropowder milling and sorting system that overcomes the shortcomings of the prior art. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides a superfine powder grinding and sorting system. The technical scheme of the utility model is as follows: The superfine powder grinding and sorting system comprises a superfine grinding and proportioning device and a superfine grinding and sorting device, wherein the superfine grinding and proportioning device and the superfine grinding and sorting device are arranged in series, the superfine grinding and proportioning device comprises a pre-grinding ball mill dust remover, a slag pre-grinding ball mill and a superfine powder ball mill, the pre-grinding ball mill dust remover is arranged in parallel with the slag pre-grinding ball mill and then is arranged in series with the superfine powder ball mill, the superfine grinding and sorting device comprises a powder selecting machine, a bag type collector I, a powder bin for building materials and a sorting mechanism, the powder selecting machine and the bag type collector I are arranged in series, and the powder bin for building materials and the sorting mechanism I are connected in series after being connected in parallel. Preferably, the superfine grinding and proportioning device further comprises a feeding weighing machine and a slag feeder, wherein the feeding weighing machine and the slag feeder are arranged in series, and the pre-grinding ball mill dust remover and the slag pre-grinding ball mill are both communicated with the slag feeder. Preferably, the inlet end of the superfine powder ball mill is provided with a first bucket elevator, the pre-grinding ball mill dust remover and the slag pre-grinding ball mill are both communicated with the first bucket elevator, the inlet of the first bucket elevator is also connected with a single dust collector, the single dust collector is connected with a chute I, the outlet end of the superfine powder ball mill is provided with a bag type dust collector, and the bag type dust collector is communicated with the powder selecting machine through the second bucket elevator and the chute II. Preferably, the powder selecting machine is communicated with the bucket elevator I through the chute III. Preferably, the grading mechanism comprises an ultrafine grading buffer bin, a vertical multi-rotor ultrafine grading machine, a bag collector II and a product bin which are sequentially connected in series, wherein a sending tank is arranged between the ultrafine grading buffer bin and the vertical multi-rotor ultrafine grading machine, the number of the product bins is two, and after the two product bins are arranged in parallel, the two product bins are communicated with the ton bag packaging machine through the powder material buffer bin. Preferably, the bag collector is connected with a chute IV and a bucket elevator III, the bucket elevator III is communicated with the powder bin for building materials through the chute IV, the bucket elevator IV and the chute VI, and the bucket elevator III is communicated with the superfine grading cache bin through the chute IV. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, different types of raw materials are weighed and metered by the superfine grinding and proportioning device and then are sent into the superfine powder ball mill for circular grinding, the ground powder enters the powder selecting machine for selecting, superfine powder products with different meshes can be selected and selected, the ground and selected powder has small particle size and wide distribution range, the large particle size powder product is used as a building material, the sm