CN210545589U

CN210545589U - Metal silica flour production and processing system

Info

Publication number: CN210545589U
Application number: CN201920684826.2U
Authority: CN
Inventors: 刘瀚骏; 刘金生
Original assignee: HUIXIAN XINKE MACHINERY EQUIPMENT CO Ltd
Current assignee: Xinxiang Jintaida Metallurgical Equipment Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-05-19
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a metal silicon powder production and processing system, which comprises a storage device, a conveying device, a crushing system, a screening system and a dust removal system, the storage device comprises a raw material bin and a product bin, the conveying device comprises a vibrating feeder and a bucket elevator, the crushing system consists of a jaw crusher, a coarse particle hammer crusher and a fine particle hammer crusher three-stage crushing device, the primary crushing reduces the abrasion of the secondary crusher, the materials after the secondary crushing are screened, the finished products are screened out in time to avoid the re-crushing of the finished products, the screened materials are screened after the tertiary crushing, the screening system consists of three-stage screening devices of a linear coarse screen, a linear fine screen and a circular fine screen, and can screen out finished products in time, meanwhile, the screening precision is ensured, and the dust removal system consists of a pulse dust collector, a cyclone separator, a pipeline and a power supply device, wherein the pulse dust collector is connected with the cyclone separator; the utility model discloses combine tertiary breakage and the production system who sieves step by step, effectively improved productivity and yield.

Description

Metal silica flour production and processing system

Technical Field

The utility model relates to a preparation system of metallic silicon, concretely relates to metallic silicon powder production system of processing belongs to silicon material processing field.

Background

Through application development for many years, the special crushing equipment for metal silicon is mature at present, equipment which is produced in the market and specially aims at crushing metal silicon is various, a special crusher (host) is provided, a whole set of production line is provided, and the final crushing effect is greatly different. The metallic silicon has hard and brittle physical properties, and if the content of fine powder cannot be effectively controlled in the crushing process, the yield is greatly reduced, and huge economic loss is brought to users.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the defects in the prior art are overcome, the metal silicon powder production and processing system is provided, and the productivity and the yield can be effectively improved by combining a three-stage crushing and stage-by-stage screening system.

The utility model discloses a technical scheme who solves technical problem and take is: a metal silicon powder production and processing system comprises a storage device, a conveying device, a crushing system, a screening system and a dust removal system, wherein the storage device comprises a raw material bin and a product bin, the conveying device comprises a vibrating feeder and a bucket elevator, the crushing system comprises a jaw crusher, a coarse grain hammer crusher and a fine grain hammer crusher, the screening system comprises a linear coarse screen, a linear fine screen and a circular fine screen, and the dust removal system comprises a pulse dust collector, a cyclone separator, a pipeline and a power supply device;

the raw materials feed bin passes through vibrating feeder connects gradually jaw breaker coarse particle hammer crusher, coarse particle hammer crusher's discharge gate passes through bucket elevator connects tertiary screening plant, tertiary screening plant by the straight line coarse screen connects gradually two the straight line fine screen circle fine screen is constituteed, the straight line coarse screen with the sieve upper end of straight line fine screen passes through the chute and connects fine particle hammer crusher, the discharge gate of fine particle hammer crusher connects bucket elevator, the straight line coarse screen the straight line fine screen with circle fine screen's sieve lower extreme is connected the product feed bin, pulse dust collector with cyclone connects the bucket elevator with between the tertiary screening plant, pulse dust collector's air outlet is connected the product feed bin.

The fine particle hammer type crusher is provided with two fine particle hammer type crushers, wherein the two fine particle hammer type crushers comprise a No. 1 fine particle hammer type crusher and a No. 2 fine particle hammer type crusher; three-stage screening plant is provided with two sets ofly, and a set ofly includes 1# straight line coarse screening, 3# straight line fine screening, 4# straight line fine screening and 7# circle fine screening, and another set ofly includes 2# straight line coarse screening, 5# straight line fine screening, 6# straight line fine screening and 8# circle fine screening.

The screen upper ends of the No. 1 linear coarse screen, the No. 3 linear fine screen and the No. 4 linear fine screen are connected with the No. 1 fine particle hammer crusher through chutes, and the screen upper ends of the No. 2 linear coarse screen, the No. 5 linear fine screen and the No. 6 linear fine screen are connected with the No. 2 fine particle hammer crusher through chutes.

The product feed bin comprises a particle feed bin, a fine powder feed bin and a micro powder feed bin, the linear coarse screen, the linear fine screen and the round fine screen are connected at the lower ends of the screens, the particle feed bin and the fine powder feed bin are connected, and the air outlet of the pulse dust collector is connected with the micro powder feed bin.

The granule feed bin is connected with a finished product ton bag, the fine powder bin is connected with a fine powder ton bag, and the micro powder feed bin is connected with a micro powder ton bag.

The utility model has the advantages that:

1) the utility model discloses according to metallic silicon's physical property, carry out the cubic to metallic silicon and smash, effectively alleviateed the wearing and tearing to the secondary crusher to the preliminary breakage of former feed block, the material after the secondary crushing in time sieves, in time sieves out the finished product, avoids the finished product to be smashed once more, and the cubic of thing on the screen is smashed and is adopted two fine grain hammer crusher, not only effectively improves the yield, has increased output moreover, also still less to hammer crusher's wearing and tearing.

2) The utility model discloses a tertiary screening plant of coarse screening, fine screen not only can in time sieve out the finished product, has also guaranteed the screening precision simultaneously.

3) The utility model discloses a dust pelletizing system installs cyclone additional, can effectively separate out the finished product to use the rotary screen to filter, avoid the dust removal in-process to take some finished products out and cause the waste, improve the yield further.

Drawings

Fig. 1 is a schematic diagram of a system structure according to an embodiment of the present invention.

Detailed Description

The invention will be further explained and explained with reference to the drawings and the embodiments:

referring to fig. 1, in the figure, 1-raw material bin, 2-product bin, 3-vibrating feeder, 4-bucket elevator, 5-jaw crusher, 6-coarse particle hammer crusher, 7-fine particle hammer crusher, 71-1# fine particle hammer crusher, 72-2# fine particle hammer crusher, 8-linear coarse screen, 81-1# linear coarse screen, 82-2# linear coarse screen, 9-linear fine screen, 91-3# linear fine screen, 92-4# linear fine screen, 93-5# linear fine screen, 94-6# linear fine screen, 10-circular fine screen, 101-7# circular fine screen, 102-8# circular fine screen, 11-pulse dust collector, 12-cyclone separator.

Example (b): the utility model provides a metal silica flour production system of processing, including storage device, conveyor, crushing system, screening system and dust pelletizing system, storage device includes raw materials feed bin 1 and product feed bin 2, conveyor includes vibrating feeder 3 and bucket elevator 4, crushing system comprises jaw crusher 5, coarse grain hammer crusher 6 and the tertiary breaker of granule hammer crusher 7, screening system comprises the tertiary screening plant of sharp coarse screen 8, sharp fine screen 9 and circle fine screen 10, dust pelletizing system is connected cyclone 12 by pulse dust collector 11, pipeline and power supply unit constitute.

Raw materials feed bin 1 connects gradually jaw crusher 5 through vibrating feeder 3, coarse grain hammer crusher 6's discharge gate passes through bucket elevator 4 and connects tertiary screening plant, tertiary screening plant connects gradually two sharp undersize 9 by sharp coarse screening 8, circle undersize 10 is constituteed, the sieve upper end of sharp coarse screening 8 and sharp undersize 9 passes through the chute and connects fine grain hammer crusher 7, bucket elevator 4 is connected to the discharge gate of fine grain hammer crusher 7, sharp coarse screening 8, the product 2 is connected to the sieve lower extreme of sharp undersize 9 and circle undersize 10, pulse dust collector 11 and cyclone 12 connect between bucket elevator 4 and tertiary screening plant, product feed bin 2 is connected to pulse dust collector 11's air outlet.

The fine grain hammer crusher 7 is provided with two sets including a No. 1 fine grain hammer crusher 71 and a No. 2 fine grain hammer crusher 72; the three-stage screening device is provided with two groups, one group comprises a 1# linear coarse screen 81, a 3# linear fine screen 91, a 4# linear fine screen 92 and a 7# circular fine screen 101, and the other group comprises a 2# linear coarse screen 82, a 5# linear fine screen 93, a 6# linear fine screen 94 and a 8# circular fine screen 102.

The screen upper ends of the No. 1 linear coarse screen 81, the No. 3 linear fine screen 91 and the No. 4 linear fine screen 92 are connected with the No. 1 fine particle hammer crusher 71 through chutes, and the screen upper ends of the No. 2 linear coarse screen 82, the No. 5 linear fine screen 93 and the No. 6 linear fine screen 94 are connected with the No. 2 fine particle hammer crusher 72 through chutes.

The product bin 2 comprises a particle bin 21, a fine powder bin 22 and a micro powder bin 23, the lower ends of the linear coarse screen 8, the linear fine screen 9 and the circular fine screen 10 are connected with the particle bin 21 and the fine powder bin 22, and the air outlet of the pulse dust collector 11 is connected with the micro powder bin 23.

The processing and production process of the metal silicon powder comprises the following steps: firstly, the metallic silicon raw material is conveyed to a jaw crusher 5 from a raw material bin 1 through a vibrating feeder 3 for primary crushing, the discharge granularity is 25mm, and then the metallic silicon raw material enters a coarse particle hammer crusher 6 for secondary crushing, and the discharge granularity is 8 mm.

After secondary crushing, the crushed material is lifted to a certain height through a bucket elevator 4, the outlet of the elevator is averagely separated by a distributor to enter two groups of three-stage screening devices of a screening system, the types of the screening devices adopt a linear vibrating screen and a circular swinging screen, the first group is a screening machine of a 1# linear coarse screen 81, a 3# linear fine screen 91, a 4# linear fine screen 92 and a 7# circular fine screen 101, and the second group is a screening machine of a 2# linear coarse screen 82, a 5# linear fine screen 93, a 6# linear fine screen 94 and a 8# circular fine screen 102.

The No. 1 linear coarse screen 81, the No. 2 linear coarse screen 82, the No. 3 linear fine screen 91, the No. 4 linear fine screen 92, the No. 5 linear fine screen 93 and the No. 6 linear fine screen 94 are linear vibrating screens, the linear vibrating screens can be 2-3 layers according to production granularity, the No. 1 and the No. 2 linear vibrating screens are linear coarse screens 8, most oversize products (returned materials) are screened out from the two screening machines, and the No. 3, No. 4, No. 5 and No. 6 linear vibrating screens are linear fine screens 9 which are mainly used for screening finished product mesh sections and are generally 3 layers; 7# circle fine screen 101, 8# circle fine screen 102 are the circle rocking sieve, and every screen cloth of screen (ing) machine is 3-4 layers, and the main effect of circle fine screen is to sieve finished product mesh section once more (the screen cloth is unanimous with the fine screen cloth arrangement), not only can guarantee the screening precision, also is the secondary of above linear vibration sieve screen (ing) machine to close simultaneously, can effectively prevent that the screen cloth damage condition from taking place.

Oversize materials screened by the first group of screening machines enter a No. 1 fine particle hammer crusher 71 through a chute, oversize materials screened by the second group of screening machines enter a No. 2 fine particle hammer crusher 72 through the chute, the No. 1 and No. 2 fine particle hammer crushers are special for oversize materials (returned materials), the rotating speed is high, the discharging particle size is fine, materials crushed by the two fine particle hammer crushers 7 enter the bucket elevator 4 again, then screening is carried out, and the cycle production is carried out.

After being screened by the two groups of screening systems, finished products directly enter a particle bin 21 and are loaded into a finished product ton bag, and fine powder enters a fine powder bin 22 and is loaded into a fine powder ton bag.

The dust collected by each dust removing point is sorted by the cyclone separator 12 and then enters the circular swing sieve for screening, and the dust collected by the pulse dust collector 11 enters the micro powder bin and is loaded into the micro powder ton bag.

The crusher and the screen machine in the production process can be a hammer crusher and a linear vibrating screen or other types of crusher and screen machines, and the type and the model of the crusher and the screen machine are not limited.

The utility model discloses combine tertiary breakage and screening system step by step, guaranteed the screening precision, effectively improved productivity and yield, extension system life.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still fall within the scope of the technical solution of the present invention.

Claims

1. A metal silicon powder production and processing system, comprising a storage device, a conveying device, a pulverizing system, a screening system and a dust removal system, characterized in that: the storage device comprises a raw material silo (1) and a product silo (2) , the conveying device includes a vibrating feeder (3) and a bucket elevator (4), and the crushing system consists of a jaw crusher (5), a coarse hammer crusher (6) and a fine hammer crusher Machine (7) three-stage crushing device, the screening system is composed of linear coarse screen (8), linear fine screen (9) and circular fine screen (10) three-stage screening device, the dust removal system is composed of pulse dust removal. The device (11) is connected with the cyclone separator (12), the pipeline and the power supply device;

The raw material silo (1) is sequentially connected to the jaw crusher (5), the coarse-grain hammer crusher (6), and the coarse-grain hammer crusher through the vibrating feeder (3). The discharge port of (6) is connected to the three-stage screening device through the bucket elevator (4), and the three-stage screening device is connected by the linear coarse screen (8) to the two straight line The sieve (9) and the circular fine sieve (10) are composed of the linear coarse sieve (8) and the linear fine sieve (9) whose upper ends are connected to the fine-grain hammer crusher (7) through a chute, The outlet of the fine particle hammer crusher (7) is connected to the bucket elevator (4), the linear coarse screen (8), the linear fine screen (9) and the circular fine screen ( 10) The lower end of the screen is connected to the product silo (2), the pulse dust collector (11) and the cyclone separator (12) are connected to the bucket elevator (4) and the three-stage screening Between the devices, the air outlet of the pulse dust collector (11) is connected to the product bin (2).

2. The silicon metal powder production and processing system according to claim 1, characterized in that: two fine-grain hammer crushers (7) are provided, including 1# fine-grain hammer crushers (71) and 2 # Fine particle hammer crusher (72); the three-stage screening device is provided with two groups, one group includes 1# linear coarse screen (81), 3# linear fine screen (91), 4# linear fine screen ( 92) and 7# round fine screen (101), another group includes 2# linear coarse screen (82), 5# straight fine screen (93), 6# straight fine screen (94) and 8# round fine screen (102 ).

3. The silicon metal powder production and processing system according to claim 2, characterized in that: the 1# linear coarse sieve (81), the 3# linear fine sieve (91) and the 4# linear fine sieve ( 92) The upper end of the sieve is connected to the 1# fine particle hammer crusher (71), the 2# linear coarse sieve (82), the 5# linear fine sieve (93) and the 6# linear fine sieve through the chute The upper end of the screen (94) is connected to the 2# fine particle hammer crusher (72) through a chute.

4. The silicon metal powder production and processing system according to claim 1, wherein the product silo (2) comprises a particle silo (21), a fine powder silo (22) and a fine powder silo (23) , the lower ends of the linear coarse sieve (8), the linear fine sieve (9) and the circular fine sieve (10) are connected to the particle silo (21) and the fine powder silo (22), The air outlet of the pulse dust collector (11) is connected to the fine powder silo (23).