CN214766761U - Can reduce feeding device of ore dressing shale shaker wearing and tearing - Google Patents

Abstract

The utility model provides a can reduce feeding device of ore dressing shale shaker wearing and tearing, belongs to ore dressing shale shaker equipment technical field for reduce the shale shaker wearing and tearing. The technical scheme is as follows: one-level baffle-box and second grade baffle-box are steel rectangle box respectively, and the upper end of one-level baffle-box is connected with the lower extreme of the unloading steel pipe of the play workbin that autogenous mill is connected, and there is the unloading interface bottom of one-level baffle-box to be connected with the upper end of chute, and the chute is the steel sheet groove of slope, and the lower extreme of chute is connected with the lateral wall of second grade baffle-box, and there is the discharge gate in the lower bottom surface of second grade baffle-box relative with the sifter of shale shaker. The utility model discloses simple structure, the ore reentries the shale shaker after the two-stage buffering, the impact of ore to the shale shaker that has significantly reduced to reduce the wearing and tearing of shale shaker, prolonged the life of shale shaker effectively, not only ensured mineral processing equipment's steady operation, improved production efficiency simultaneously, reduced manufacturing cost.

Description

Can reduce feeding device of ore dressing shale shaker wearing and tearing

Technical Field

The utility model relates to a can reduce ore dressing shale shaker wearing and tearing, improve ore dressing shale shaker life's feeding device belongs to ore dressing shale shaker equipment technical field.

Background

At iron ore dressing in-process, the application of ore dressing shale shaker is extensive, and the material that the ore dressing shale shaker often used has iron and polyurethane material, and the polyurethane material is wear-resisting and possess the pliability, can play the effect of buffering during vibrations.

The ore dressing vibrating screen is fed by an ore dressing autogenous mill during screening, the diameter of ore particles at the outlet of the autogenous mill is about 20-30mm, and the ore particles fall into the vibrating screen by the dead weight through two steel pipes with the length of 2.5 meters and the diameter of 300 mm. Because iron ore texture is hard, long-time use can cause the destruction to the shale shaker, under the condition of autogenous mill operation all day, causes the shale shaker to appear damaging about 3 days. In addition, large granule ore that can not pass through the shale shaker gets into the ball mill and reprocesses, and the ore granule that the shale shaker was screened will get into the magnet separator and carry out the ore dressing, and the magnet separator has higher requirement to the particle size, and it can damage the magnet separator to appear great granule, and in order to avoid the large granule ore that the shale shaker wearing and tearing caused to get into the magnet separator, just need often change the sieve piece of shale shaker, and the input of manpower and financial resources has been increased to this kind of condition, has improved manufacturing cost and cost of labor.

With the development of production, the continuous working state of the beneficiation vibrating screen is normalized day by day and is easy to cause abrasion, so that the existing beneficiation vibrating screen is needed to be improved to reduce the abrasion and meet the requirement of continuous production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can reduce feeding device of ore dressing shale shaker wearing and tearing is provided, this kind of feeding device can reduce the wearing and tearing of shale shaker, avoids large granule ore to get into the magnet separator, prolongs the life of shale shaker simultaneously, reduction in production cost.

The technical scheme for solving the technical problems is as follows:

the utility model provides a can reduce feeding device of ore dressing shale shaker wearing and tearing, it includes the one-level baffle-box, the chute, the second grade baffle-box, one-level baffle-box and second grade baffle-box are steel rectangle box respectively, the upper end of one-level baffle-box is connected with the lower extreme of the unloading steel pipe of the play workbin that autogenous mill is connected, the bottom of one-level baffle-box has the unloading interface to be connected with the upper end of chute, the chute is the steel sheet groove of slope, the lower extreme of chute is connected with the lateral wall of second grade baffle-box, the lower bottom surface of second grade baffle-box has the discharge gate relative with the sifter of shale shaker.

Above-mentioned can reduce feeding device of ore dressing shale shaker wearing and tearing, the bottom surface upper berth of one-level baffle-box is equipped with the blanking steel sheet, and the blanking steel sheet is relative with the discharge gate of unloading steel pipe, has the unloading interface of one-level baffle-box on the blanking steel sheet.

The material conveying device capable of reducing abrasion of the ore dressing vibrating screen is characterized in that the inclination of the bottom surface of the chute is 30-45 degrees.

According to the feeding device capable of reducing abrasion of the ore dressing vibrating screen, the discharge chute is arranged on the bottom surface of the secondary buffer box and is opposite to the screen surface of the vibrating screen, and the discharge chute is a groove with the width of 80-100 mm.

The utility model has the advantages that:

the utility model adds a primary buffer tank, a chute and a secondary buffer tank between the lower discharging steel pipe of the discharging box of the autogenous mill and the vibrating screen, and the ore dropped from the discharging steel pipe falls on the bottom surface of the primary buffer tank for buffering; ore enters the secondary buffer box from the primary buffer box through the inclined chute, and the inclined chute plays a role in buffering and conveying; the bottom surface of second grade baffle-box has the blown down tank, prevents that the ore is whole directly to drop to the shale shaker, cushions the impact strength that the ore dropped.

The utility model discloses simple structure, the ore reentries the shale shaker after the two-stage buffering, the impact of ore to the shale shaker that has significantly reduced to reduce the wearing and tearing of shale shaker, prolonged the life of shale shaker effectively, not only ensured mineral processing equipment's steady operation, improved production efficiency simultaneously, reduced manufacturing cost.

Drawings

FIG. 1 is a schematic diagram of the structure of a raw ore dressing plant;

fig. 2 is a schematic structural diagram of the present invention.

The figures are labeled as follows: synchronous machine 1, autogenous mill 2, ejection of compact case 3, unloading steel pipe 4, shale shaker 5, magnet separator 6, one-level buffer tank 7, chute 8, second grade buffer tank 9, blown down tank 10.

Detailed Description

The utility model discloses constitute by one-level buffer tank 7, chute 8, second grade buffer tank 9.

The upper end of the primary buffer tank 7 is shown connected to the lower end of the steel discharge pipe 4 of the discharge tank 3 connected to the autogenous mill 2. Firstly, cutting off a 2.5-long steel pipe, reducing the length to 50cm, welding a primary buffer tank 7, adopting common steel plates around the primary buffer tank 7, laying a blanking steel plate on the bottom surface of the primary buffer tank 7, wherein the blanking steel plate is opposite to a discharge hole of a blanking steel pipe 4, and the blanking steel plate is provided with a blanking interface of the primary buffer tank 7. The blanking steel plate is a manganese steel plate with the thickness of 60mm, and the manganese steel plate must be welded below the two blanking steel pipes 4 and has a buffering effect on falling of ores.

As shown in the figure, a blanking interface is arranged at the bottom of the primary buffer tank 7 and connected with the upper end of a chute 8, the chute 8 is an inclined steel plate chute, the inclination of the bottom surface of the chute 8 is 30-45 degrees, the lower end of the chute 8 is connected with the side wall of the secondary buffer tank 9, and the inclined chute 8 plays a role in buffer conveying.

The drawing shows that the lower part of the chute 8 is welded with a second-level buffer box 9, the second-level buffer box 9 is a steel rectangular box body, a discharge chute is arranged on the bottom surface of the second-level buffer box 9 and is opposite to the screen surface of the vibrating screen 5, the discharge chute is a groove with the width of 80-100mm, and therefore the situation that all ores directly fall onto the vibrating screen 5 and impact force of falling of the ores is buffered can be prevented.

The utility model discloses a use as follows:

the ore enters the discharging box 3 after being discharged from the autogenous mill 2 and then enters the primary buffer box 7 through the discharging steel pipe 4, the weight of the ore directly acts on the hard manganese steel plate at the bottom of the primary buffer box 7, the impact force of falling of the ore is greatly reduced, and the ore enters the inclined chute 8 from the discharging interface at the bottom of the primary buffer box 7 after reaching a certain amount;

the ore enters the chute 8 with an inclined angle from the primary buffer tank 7, so that the impact force of the ore is reduced again, and meanwhile, the sufficient amount of ore can be stably conveyed;

after the ore dropped second grade baffle-box 9 from chute 8, can not directly all get into shale shaker 5, there is a blown down tank 10 bottom of second grade baffle-box 9, and the ore falls into shale shaker 5 through blown down tank 10, prevents that the ore is whole directly to drop to shale shaker 5 on, can cushion the impact force that the ore dropped, reduces the damage to shale shaker 5.

The utility model discloses an embodiment as follows: the length of the primary buffer tank 7 is 1400mm, the width is 700mm, and the height is 700 mm;

the length of the chute 8 is 1000mm, the width is 800mm, the height is 500mm, and the inclination is 30 degrees;

the length of second grade baffle-box 9 is 2200mm, and the width is 1000mm, and highly is 700mm, and the width of blown down tank 10 is 100 mm.

Claims (4)

1. The utility model provides a can reduce feeding device of ore dressing shale shaker wearing and tearing, its characterized in that: it includes one-level baffle-box (7), chute (8), second grade baffle-box (9), one-level baffle-box (7) and second grade baffle-box (9) are steel rectangle box respectively, the upper end of one-level baffle-box (7) is connected with the lower extreme of unloading steel pipe (4) of the play workbin (3) of autogenous mill (2), the bottom of one-level baffle-box (7) has the unloading interface to be connected with the upper end of chute (8), chute (8) are the steel sheet groove of slope, the lower extreme of chute (8) is connected with the lateral wall of second grade baffle-box (9), the lower bottom surface of second grade baffle-box (9) has the discharge gate relative with the sifter of shale shaker (5).

2. The conveying device capable of reducing abrasion of the beneficiation vibrating screen according to claim 1, and is characterized in that: the blanking steel plate is paved on the bottom surface of the primary buffer box (7) and is opposite to a discharge hole of the blanking steel pipe (4), and a blanking interface of the primary buffer box (7) is arranged on the blanking steel plate.

3. The conveying device capable of reducing abrasion of the beneficiation vibrating screen according to claim 1, and is characterized in that: the inclination of the bottom surface of the chute (8) is 30-45 degrees.

4. The conveying device capable of reducing abrasion of the beneficiation vibrating screen according to claim 1, and is characterized in that: the bottom surface of the secondary buffer box (9) is provided with a discharge chute (10) opposite to the screen surface of the vibrating screen (5), and the discharge chute (10) is a groove with the width of 80-100 mm.

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