CN211587412U

CN211587412U - Be used for ore sieving mechanism

Info

Publication number: CN211587412U
Application number: CN202020134334.9U
Authority: CN
Inventors: 沈建红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-09-29
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a be used for ore sieving mechanism relates to ore screening technical field. The utility model comprises a cylindrical shell which is fixed in an inclined way, a screening drum is rotatably connected between the inner walls at the two ends of the cylindrical shell, one end of the screening drum is provided with a rotating shaft which runs through the upper end of the cylindrical shell, and the outer wall of the cylindrical shell is fixed with a driving mechanism which is in transmission connection with the rotating shaft of the screening drum; the outer wall of the screening cylinder is fixedly provided with a spiral blade, and a spiral chute is formed among the spiral blade, the cylindrical shell and the screening cylinder; screening holes are uniformly formed in the peripheral surface of the screening cylinder; the lower end of the cylindrical shell is provided with a screening outlet, the outer end of the screening outlet is fixed with a discharge groove extending to the upper end of the interior of the screening cylinder, and the cross section of the discharge groove is semicircular. The utility model discloses a screening cylinder and the cooperation of cylindric shell with the spiral leaf make building stones fully screen at transportation process, have improved the contact time of building stones and sieve mesh, and it is effectual to screen, has improved screening efficiency and has prevented stifled ability.

Description

Be used for ore sieving mechanism

Technical Field

The utility model belongs to the technical field of the ore screening, especially, relate to a be used for ore sieving mechanism.

Background

The ore screening machine is used for screening out the ore of the nearly size and conveniently refines before the ore refines, has great kind of ore screening machine on the existing market, and one kind is the big sieve body that the slope was placed, and the ore rolls down from the upper end, and less ore leaks down from the sieve mesh, and this kind of screening machine has a problem: the screen body is fixed, even if part of ore with the size smaller than the screen holes does not leak from the screen holes, and a plurality of small stone blocks are positioned on the upper parts of the large stone blocks in the rolling process and are difficult to leak from the screen holes, so that the screening effect is poor; the other type is a vibrating screen with a horizontally-arranged screen body, the screen body needs to swing at high frequency in the screening process, the energy consumption is high because ore is heavy, and the machine is easily damaged by the ore. Accordingly, in response to the above problems, there is now provided an apparatus for screening ore.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for ore sieving mechanism to solve the technical problem who proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an ore screening device, which comprises a cylindrical shell which is fixed in an inclined way, wherein the top of the upper end of the cylindrical shell is provided with a feed inlet, the bottom of the lower end of the cylindrical shell is provided with a discharge outlet, a screening cylinder is rotatably connected between the inner walls of the two ends of the cylindrical shell, one end of the screening cylinder is provided with a rotating shaft which runs through the upper end of the cylindrical shell, and the outer wall of the cylindrical shell is fixedly provided with a driving mechanism which is in transmission connection with the rotating shaft; spiral blades are fixedly arranged on the outer wall of the screening cylinder, and spiral chutes are formed among the spiral blades, the cylindrical shell and the screening cylinder; screening holes are uniformly formed in the peripheral surface of the screening cylinder; the cylindric shell lower extreme is equipped with the screening export, selects mouthful outer end to be fixed with the row's silo that extends to the inside upper end of screening cylinder, the transversal semicircular in shape of row's silo to arrange silo bottom outer wall and the laminating of screening cylinder inner wall.

When the screening, in the ore building stones got into cylindric shell, motor drive filter cylinder slowly rotated, and building stones flowed the downhand transport along the spiral chute, at the building stones roll the in-process that falls, when building stones moved to the spiral chute top, qualified building stones passed through inside the screening hole entering filter cylinder of filter cylinder to fall into the bin outlet and roll and fall the collection, and unqualified building stones then move gradually and discharge from the discharge gate to cylindric shell lower extreme.

Further, the screening hole internal diameter is the toper by the screening section of thick bamboo outer wall to inner wall taper gradually, and this kind of conical screening hole makes if the building stones block up the screening hole, when the screening hole rotated to the below along with the screening section of thick bamboo, the conical major diameter port in screening hole is downward this moment, and the building stones then can fall out the screening hole again.

Further, actuating mechanism includes the motor, the motor output is fixed with the band pulley, the pivot of filter cylinder is fixed with the runner, the band pulley passes through the belt and is connected with the runner transmission.

Further, a feed hopper is fixed at a feed inlet of the cylindrical shell.

Furthermore, the outer wall of the bottom of the discharge groove is provided with a semicircular fixing plate fixed with the outer wall of the lower end of the cylindrical shell.

Furthermore, a supporting base is fixed on the outer wall of the cylindrical shell.

The utility model discloses following beneficial effect has:

the utility model discloses a screening cylinder and the cooperation of cylindric shell with the spiral leaf make the building stones fully screen at transportation process, have improved the contact time of building stones and sieve mesh, and it is effectual to screen, then screens on building stones motion to spiral chute upper portion, and when moving to the spiral chute lower part, stifled stone in the screening hole then can break away from, has improved screening efficiency and has prevented stifled ability.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an ore screening device according to the present invention;

fig. 2 is a partial cross-sectional view of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-cylindrical shell, 2-screening cylinder, 3-spiral blade, 4-spiral chute, 5-screening hole, 6-discharge groove, 7-motor, 8-belt wheel, 9-rotating wheel, 10-feed hopper, 11-semicircular fixing plate and 12-supporting base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-2, the present invention relates to an ore screening device, which comprises a cylindrical housing 1, wherein the cylindrical housing 1 is obliquely fixed on a supporting base 12, a feeding port is arranged at the top of the upper end of the cylindrical housing 1, a discharging port is arranged at the bottom of the lower end of the cylindrical housing 1, and a feeding hopper 10 is fixed at the feeding port of the cylindrical housing 1. It is connected with cartridge 2 to rotate between the 1 both ends inner wall of cylindric shell, and 2 one end of cartridge are equipped with the pivot that runs through 1 upper end of cylindric shell, and 1 outer wall of cylindric shell is fixed with the actuating mechanism who is connected with the pivot transmission of cartridge 2, and wherein, actuating mechanism includes motor 7, and the 7 output of motor is fixed with band pulley 8, and the pivot of cartridge 2 is fixed with runner 9, and band pulley 8 passes through the belt and is connected with runner 9 transmission.

The outer wall of the screening cylinder 2 is fixedly provided with a spiral blade 3, and a spiral chute 4 is formed between the spiral blade 3 and the cylindrical shell 1 and between the spiral blade 3 and the screening cylinder 2; 2 peripheral surfaces of screen cylinder evenly are equipped with screening hole 5, and wherein, the inside diameter of screening hole 5 is the toper by the inside wall of 2 outer walls of screen cylinder that reduce gradually, and this kind of conical screening hole 5 makes if the building stones block up screening hole 5, when screening hole 5 rotates to the below along with screen cylinder 2, the conical major diameter port of screening hole 5 this moment down, and the building stones then can fall out screening hole 5 again.

1 lower extreme of cylindric shell is equipped with the screening export, selects mouthful outer end to be fixed with the row material groove 6 that extends to the inside upper end of screening cylinder 2, arranges that 6 bottom outer walls of material groove are equipped with the semicircle fixed plate 11 fixed with 1 lower extreme outer wall of cylindric shell, and semicircle fixed plate 11 passes through the bolt and is fixed with cylindric shell 1. The cross section of the discharge groove 6 is semicircular, and the outer wall of the bottom of the discharge groove 6 is attached to the inner wall of the screening cylinder 2.

When the screening, in the ore building stones got into cylindric shell 1 through feeder hopper 10, motor 7 drive screen cylinder 2 slowly rotated, and building stones were carried along spiral chute 4 flow downwards, at the building stones roll-off in-process, when building stones moved to spiral chute 4 top, qualified building stones passed through screen hole 5 entering screen cylinder 2 inside to fall into row's silo 6 and roll-off the collection, and unqualified building stones then move gradually to 1 lower extreme of cylindric shell and discharge from the discharge gate.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a be used for ore sieving mechanism which characterized in that: the screening machine comprises a cylindrical shell (1) which is fixed in an inclined mode, wherein a feeding hole is formed in the top of the upper end of the cylindrical shell (1), a discharging hole is formed in the bottom of the lower end of the cylindrical shell (1), a screening drum (2) is rotatably connected between the inner walls of two ends of the cylindrical shell (1), a rotating shaft penetrating through the upper end of the cylindrical shell (1) is arranged at one end of the screening drum (2), and a driving mechanism in transmission connection with the rotating shaft of the screening drum (2) is fixed on the outer wall of the cylindrical shell (1);

the spiral blade (3) is fixedly arranged on the outer wall of the screening cylinder (2), and a spiral chute (4) is formed among the spiral blade (3), the cylindrical shell (1) and the screening cylinder (2); screening holes (5) are uniformly formed in the peripheral surface of the screening cylinder (2);

cylindric shell (1) lower extreme is equipped with the screening export, selects the mouth outer end to be fixed with row material tank (6) that extend to the inside upper end of screen cylinder (2), arrange the transversal semicircular in form of material tank (6) to arrange material tank (6) bottom outer wall and screen cylinder (2) inner wall laminating.

2. An ore screening apparatus according to claim 1, characterized in that the inner diameter of the screening holes (5) is tapered from the outer wall of the screen cylinder (2) to the inner wall.

3. The ore screening device according to claim 1, wherein the driving mechanism comprises a motor (7), a belt wheel (8) is fixed at the output end of the motor (7), a rotating wheel (9) is fixed at the rotating shaft of the screening drum (2), and the belt wheel (8) is in transmission connection with the rotating wheel (9) through a belt.

4. An ore screening apparatus according to claim 1, characterized in that a feed hopper (10) is fixed to the feed inlet of the cylindrical housing (1).

5. The ore screening device according to claim 1, characterized in that the outer wall of the bottom of the discharge chute (6) is provided with a semicircular fixing plate (11) fixed with the outer wall of the lower end of the cylindrical shell (1).

6. An ore screening apparatus according to claim 1, characterized in that a support base (12) is fixed to the outer wall of the cylindrical housing (1).