CN212923618U

CN212923618U - Special equipment for stably conveying fine particle materials

Info

Publication number: CN212923618U
Application number: CN202021832708.0U
Authority: CN
Inventors: 李春旺; 王晓亮
Original assignee: Hebei Tianzhu Steel And Iron Group Co ltd
Current assignee: Hebei Tianzhu Steel And Iron Group Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-09
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a professional equipment for stably carrying finer grain material belongs to metallurgical industry sintering machine equipment technical field. The technical scheme is as follows: the upper feeder box body (3) and the lower feeder box body (8) are arranged in parallel up and down, and the first screw conveyor (4) and the second screw conveyor (9) are respectively arranged in the upper feeder box body (3) and the lower feeder box body (8); the head end of the first screw conveyor is connected with the driving device (2), and the tail end of the first screw conveyor is connected with the head end of the second screw conveyor (9) through a chain wheel (5); the first feeding port is connected with a first discharging port of the storage bin (1); the second feed opening is connected with the second feed opening through a first feed pipeline (6), and the third feed opening is connected with a second feed pipeline (10). The utility model has the advantages that: the problems of unstable blanking and bin spraying are effectively solved, the stability of batching parameters is guaranteed, the production requirements are met, and the automatic feeding device has the characteristics of simplicity in processing, low cost, simplicity and convenience in maintenance and operation, high safety and the like.

Description

Special equipment for stably conveying fine particle materials

Technical Field

The utility model relates to a professional equipment for stably carrying finer grain material belongs to metallurgical industry sintering machine equipment technical field.

Background

The position of a feed opening of a 14-level sintered pellet ingredient in a sintering plant has the defects of fine material particles, excellent fluidity, difficulty in controlling the feed amount and easiness in spraying a bin, thus causing serious influence on production. The powder materials are stored in a circular bin in a large number and flow into the bin through a chute, in the feeding process, the materials with bottom materials falling down can be sprayed again because the bin is generally more than 5m, and when the powder materials are accumulated to 80% or more of a storage warehouse, the parts of the circular bin for storing the materials are all the materials, only a little gap is left in the center, the powder materials around the wall of the bin agglomerate for a long time, in the production process, the agglomerated materials on the wall of the bin can slide down in large blocks and large blocks to form a spraying bin, and the powder materials are lifted after being smashed and are sprayed out from the top of the bin to cause environmental pollution and harm to the occupational health of operators; and the falling materials can not uniformly fall on the metering scale, so that the metering is unstable, and the index control is influenced. In order to solve the problem, normal blanking of materials and effective control of ingredients are guaranteed, and equipment at the position of a blanking opening is required to be modified, so that effective production is guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a professional equipment for stably carrying finer particle material installs in the feed bin bottom of sintering pelletizing batching, belt weigher upper portion, and through the method of screw conveyer operation effective control unloading volume, it is even controllable to have guaranteed that the unloading is stabilized and the batching is smooth and easy for production effectively goes on, has solved the problem that exists among the background art.

The technical scheme of the utility model is that:

a special device for stably conveying fine particle materials is arranged at the bottom of a storage bin and comprises a driving device, an upper feeder box body, a first screw conveyor, a chain wheel, a first discharging pipeline, a lower feeder box body, a second screw conveyor and a second discharging pipeline, wherein the upper feeder box body and the lower feeder box body are arranged in parallel from top to bottom, and the first screw conveyor and the second screw conveyor are respectively arranged in the upper feeder box body and the lower feeder box body; the head end of the first screw conveyor is connected with a driving device, the tail end of the first screw conveyor is connected with the head end of the second screw conveyor through a chain wheel, the driving device is arranged outside the upper feeder box body, and the chain wheel is arranged outside the upper feeder box body and the lower feeder box body; the upper surface of one end, close to the driving device, of the upper feeder box body is provided with a first feeding hole, and the first feeding hole is connected with a first discharging hole of the storage bin; the lower surface of the other end of the upper feeder box body is provided with a second feed opening, the upper surface of one end of the lower feeder box body is provided with a second feed opening, the second feed opening is connected with the second feed opening through a first feed pipeline, the lower surface of the other end of the lower feeder box body is provided with a third feed opening, and the third feed opening is connected with the second feed pipeline; a belt scale is arranged below the second feeding pipeline.

The first spiral conveyer and the second spiral conveyer are respectively provided with a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are respectively provided with a spiral blade, the head end of the first rotating shaft is connected with an output shaft of the driving device, and the tail end of the first rotating shaft is connected with the head end of the second rotating shaft through a chain wheel. The first screw conveyer and the second screw conveyer are the same in structure, the two same screw conveyers (also called augers) are arranged in parallel and are connected end to end, the two screw conveyers are connected with power through chain wheels, the rotating speeds are the same, the materials rotate through the upper layer of conveying and the lower layer of conveying, the rotating speeds are the same, the stability of the transported materials is guaranteed, and the phenomenon of spraying bins is avoided.

The two ends of the upper feeder box body and the two ends of the lower feeder box body are respectively provided with a mounting frame, and the first screw conveyor and the second screw conveyor are respectively fixedly connected with the upper feeder box body and the lower feeder box body through the corresponding mounting frames and fixing bolts.

The driving device is a common device known in the field, consists of a motor and a speed reducer and is sold in the market.

In the use, when the superfine material in the storage bin is discharged, the superfine material enters the upper feeder box through the first discharging opening and the first feeding opening, the first spiral conveyor conveys the material to the lower feeder box through the first discharging pipeline under the operation of the driving device, the second spiral conveyor in the lower feeder box operates through the sprocket transmission, the material is conveyed to the third discharging opening of the lower feeder box, and the material is finally conveyed to the belt weigher through the second discharging pipeline. The utility model discloses avoided appearing because of the unloading volume is big and spout the storehouse phenomenon, guaranteed the even transport of superfine material, realized the automatic control of batching.

The utility model has the advantages that: the problems of unstable blanking and bin spraying are effectively solved, the stability of batching parameters is guaranteed, the production requirements are met, and the automatic feeding device has the characteristics of simplicity in processing, low cost, simplicity and convenience in maintenance and operation, high safety and the like.

Drawings

FIG. 1 is a schematic structural view of the present invention;

in the figure: the device comprises a storage bin 1, a driving device 2, an upper feeder box body 3, a first screw conveyor 4, a chain wheel 5, a first discharging pipeline 6, a belt scale 7, a lower feeder box body 8, a second screw conveyor 9 and a second discharging pipeline 10.

Detailed Description

The present invention will be further described with reference to the accompanying drawings by way of examples.

A special device for stably conveying fine particle materials is arranged at the bottom of a storage bin 1 and comprises a driving device 2, an upper feeder box body 3, a first screw conveyor 4, a chain wheel 5, a first discharging pipeline 6, a lower feeder box body 8, a second screw conveyor 9 and a second discharging pipeline 10, wherein the upper feeder box body 3 and the lower feeder box body 8 are arranged in an up-and-down parallel mode, and the first screw conveyor 4 and the second screw conveyor 9 are respectively arranged in the upper feeder box body 3 and the lower feeder box body 8; the head end of the first screw conveyor 4 is connected with the driving device 2, the tail end of the first screw conveyor is connected with the head end of the second screw conveyor 9 through a chain wheel 5, the driving device 2 is arranged outside the upper feeder box body 3, and the chain wheel 5 is arranged outside the upper feeder box body 3 and the lower feeder box body 8; the upper surface of one end, close to the driving device 2, of the upper feeder box body 3 is provided with a first feeding hole, and the first feeding hole is connected with a first discharging hole of the storage bin 1; the lower surface of the other end of the upper feeder box body 3 is provided with a second feed opening, the upper surface of one end of the lower feeder box body 8 is provided with a second feed opening, the second feed opening is connected with the second feed opening through a first feed pipeline 6, the lower surface of the other end of the lower feeder box body 8 is provided with a third feed opening, and the third feed opening is connected with a second feed pipeline 10; a belt scale 7 is arranged below the second feeding pipeline 10.

The first screw conveyor 4 and the second screw conveyor 9 are respectively provided with a first rotating shaft and a second rotating shaft, both the first rotating shaft and the second rotating shaft are provided with helical blades, the head end of the first rotating shaft is connected with an output shaft of a driving device, and the tail end of the first rotating shaft is connected with the head end of the second rotating shaft through a chain wheel 5. The first screw conveyer 4 and the second screw conveyer 9 are identical in structure, the two identical screw conveyers (also called augers) are arranged in parallel and are connected end to end, the two screw conveyers are connected with power through chain wheels, the rotating speeds are identical, the materials rotate through the upper layer and the lower layer of conveying, the rotating speeds are identical, the stability of the transported materials is guaranteed, and the spraying bin phenomenon is avoided.

And mounting frames are arranged at two ends of the upper feeder box body 3 and the lower feeder box body 8, and the first screw conveyor 4 and the second screw conveyor 9 are fixedly connected with the upper feeder box body 3 and the lower feeder box body 8 through corresponding mounting frames and fixing bolts respectively.

In this embodiment, when the inside superfine material unloading of feed bin 1, get into inside upper portion batcher box 3 through feed opening one and feed inlet one, screw conveyer 4 is under drive arrangement 2's operation, carry the material through unloading pipeline one 6 inside lower part feeder box 8, make the inside screw conveyer two 9 operations of lower part feeder box 8 through sprocket 5 transmission, carry the material 8 feed openings three of lower part feeder box, finally carry on the belt weigher 7 through unloading pipeline two 10. The utility model discloses avoided appearing because of the unloading volume is big and spout the storehouse phenomenon, guaranteed the even transport of superfine material, realized the automatic control of batching.

Claims

1. The utility model provides a professional equipment for stablizing carrying finer particle material, sets up in feed bin (1) bottom, its characterized in that: the automatic feeding device comprises a driving device (2), an upper feeder box body (3), a first screw conveyor (4), a chain wheel (5), a first discharging pipeline (6), a lower feeder box body (8), a second screw conveyor (9) and a second discharging pipeline (10), wherein the upper feeder box body (3) and the lower feeder box body (8) are arranged in parallel up and down, and the first screw conveyor (4) and the second screw conveyor (9) are respectively arranged in the upper feeder box body (3) and the lower feeder box body (8); the head end of the first screw conveyor (4) is connected with the driving device (2), the tail end of the first screw conveyor is connected with the head end of the second screw conveyor (9) through the chain wheel (5), the driving device (2) is arranged outside the upper feeder box body (3), and the chain wheel (5) is arranged outside the upper feeder box body (3) and the lower feeder box body (8); the upper surface of one end, close to the driving device (2), of the upper feeder box body (3) is provided with a first feeding hole, and the first feeding hole is connected with a first discharging hole of the storage bin (1); the lower surface of the other end of the upper feeder box body (3) is provided with a second feed opening, the upper surface of one end of the lower feeder box body (8) is provided with a second feed opening, the second feed opening is connected with the second feed opening through a first feed pipeline (6), the lower surface of the other end of the lower feeder box body (8) is provided with a third feed opening, and the third feed opening is connected with a second feed pipeline (10); a belt scale (7) is arranged below the second feeding pipeline (10).

2. A special apparatus for the stable transport of finer grained materials according to claim 1, characterized in that: the first screw conveyor (4) and the second screw conveyor (9) are respectively provided with a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are respectively provided with a screw blade, the head end of the first rotating shaft is connected with an output shaft of the driving device, and the tail end of the first rotating shaft is connected with the head end of the second rotating shaft through a chain wheel (5).

3. A special apparatus for the stable transport of finer grained materials according to claim 1 or 2, characterized in that: the two ends of the upper feeder box body (3) and the lower feeder box body (8) are respectively provided with a mounting frame, and the first screw conveyor (4) and the second screw conveyor (9) are respectively fixedly connected with the upper feeder box body (3) and the lower feeder box body (8) through the corresponding mounting frames and fixing bolts.