CN210171558U

CN210171558U - Screening plant is used in colliery production processing convenient to installation

Info

Publication number: CN210171558U
Application number: CN201920928837.0U
Authority: CN
Inventors: Hui Zhang; 张辉; Shanshan Zhou; 周珊珊; Yongping Yan; 严永平; Dongdong Liu; 刘冬冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-03-24
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a screening plant for coal mine production and processing convenient to install, which belongs to the technical field of coal mine production, and comprises a crushing box, wherein a collecting hopper is arranged at the top of the crushing box, a first conveyor for conveying coal briquettes is arranged at the top of the collecting hopper, a crushing roller matched with the crushing hopper for crushing the coal briquettes is arranged in the crushing box, a second conveyor for conveying the crushed coal briquettes is connected in the crushing box, the second conveyor conveys the coal briquettes to a screening box, the screening box is arranged at one side of the crushing box, a screening plate inclined to one side is arranged in the crushing box, the utility model discloses a screening plant for crushing initial coal briquettes, the crushed coal briquettes are conveyed to the screening box through a sloping plate for further screening, the vibrating screening plate divides the coal briquettes into four types according to size, and the larger coal briquettes are sequentially screened towards a lower-level screen mesh, and (5) carrying out centralized one-time screening to quickly obtain the required size and category.

Description

Screening plant is used in colliery production processing convenient to installation

Technical Field

The utility model relates to a coal mine production technical field specifically is a screening plant is used in colliery production processing convenient to installation.

Background

Coal is a black or black brown mineral formed by ancient plants buried under the ground and going through long-term deterioration under the conditions of high temperature and high pressure in the ground and air impermeability or insufficient air. Coal production processing is to improve the coal quality or the coal utilization value to obtain commercial coal or coal products suitable for different needs.

Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal, which is one of the most important solid fuels and combustible organic rocks, and generally include roadways, wells, excavation faces and the like. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age.

After the initial coal is excavated, the size of the coal is large, and the coal is not beneficial to production and processing, so that the coal mine needs to be crushed and screened in the coal mine production and processing process, and the coal mine is changed into a block with a small size. Based on this, the utility model designs a screening plant is used in colliery production processing convenient to installation to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening plant is used in colliery production and processing convenient to installation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the screening device convenient to install for coal mine production and processing comprises a crushing box, wherein a collecting hopper is installed at the top of the crushing box, a first conveyor for conveying coal briquettes is arranged at the top of the collecting hopper, a crushing roller matched with the crushing box for crushing the coal briquettes is installed in the crushing box, a second conveyor for conveying the crushed coal briquettes is connected in the crushing box, the second conveyor conveys the coal briquettes to a screening box, the screening box is arranged on one side of the crushing box, a screening plate inclined to one side is installed in the crushing box, a first screen mesh, a second screen mesh and a third screen mesh are sequentially installed on the screening plate, vibration exciters are installed at the bottom of the screening plate, four collecting barrels are placed at the bottom of the screening plate, a partition plate is installed between adjacent collecting barrels on the screening box, and the three collecting barrels are respectively arranged at the bottoms of the first screen mesh, the second screen mesh and the third screen mesh, the remaining one of the collection buckets is disposed at the lowermost end of the screening plate.

Preferably, the inner cavity of the crushing box is fixedly welded with two symmetrically arranged inclined plates which are arranged below the crushing roller.

Preferably, a boss is welded on the inner side wall of the screening box, an insertion rod is vertically welded at the bottom of the screening plate, and the insertion rod is movably inserted into the boss.

Preferably, the inserted bar is sleeved with a spring, and the spring is arranged between the screening plate and the boss.

Preferably, two vibration exciters are installed at the bottom of the screening plate.

Preferably, the screen openings of the first screen, the second screen and the third screen are sequentially increased in size.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be convenient for carry out the breakage with initial coal cinder, concentrate through the swash plate and fall into on the conveyer, the coal cinder after the breakage carries and carries further filters in the screening case, and the screening board of vibration falls into four types with the coal cinder according to the size, and the one-time screening is once only concentrated to the one-level screen cloth in proper order to great coal cinder, obtains the big size classification that needs fast.

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 the present invention;

FIG. 2 is a schematic view of the internal structure of the screening box of the present invention;

fig. 3 is a schematic view of the screening plate of the present invention.

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

1-crushing box, 2-collecting hopper, 3-first conveyor, 4-crushing roller, 5-inclined plate, 6-second conveyor, 7-screening box, 8-screening plate, 9-boss, 10-inserted rod, 11-spring, 12-vibration exciter, 13-clapboard, 14-collecting barrel, 15-first screen, 16-second screen and 17-third screen.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a screening device convenient to mount for coal mine production and processing comprises a crushing box 1, a collecting hopper 2 is mounted at the top of the crushing box 1, a first conveyor 3 for conveying coal briquettes is arranged at the top of the collecting hopper 2, a crushing roller 4 matched with the crushing of the coal briquettes is mounted in the crushing box 1, a second conveyor 6 for conveying the crushed coal briquettes is connected in the crushing box 1, the second conveyor 6 conveys the coal briquettes to a screening box 7, the screening box 7 is arranged on one side of the crushing box 1, a screening plate 8 inclined towards one side is mounted in the crushing box 1, a first screen 15, a second screen 16 and a third screen 17 are sequentially mounted on the screening plate 8, vibration exciters 12 are mounted at the bottom of the screening plate 8, four collecting barrels 14 are placed at the bottom of the screening plate 8, a partition plate 13 is mounted between adjacent collecting barrels 14 on the screening box 7, the three collecting barrels 14 are respectively arranged at the bottoms of the first screen 15, the second screen 16 and the third screen 17, the remaining one of the collection buckets 14 is disposed at the lowermost end of the screening plate 8.

Wherein, the inner cavity of the crushing box 1 is fixedly welded with two symmetrically arranged inclined plates 5, and the two inclined plates 5 are arranged below the crushing roller 4; a boss 9 is welded on the inner side wall of the screening box 7, an inserted rod 10 is vertically welded at the bottom of the screening plate 8, and the inserted rod 10 is movably inserted in the boss 9; the inserted link 10 is sleeved with a spring 11, the spring 11 is arranged between the screening plate 8 and the boss 9, and the spring 11 is convenient for buffering the vibration of the screening plate 8; the bottom of the screening plate 8 is provided with two vibration exciters 12; the screen openings of the first screen 15, the second screen 16 and the third screen 17 are sequentially increased in size.

One specific application of this embodiment is: on collecting hopper 2 is carried to the coal cinder that the conveyer 3 will excavate out, collect hopper 2 and fall into the coal cinder and carry out the breakage of coal cinder in crushing roller 4, the coal cinder after the breakage falls into swash plate 5, accurately fall onto conveyer 6 with the coal cinder through swash plate 5, conveyer 6 transports the coal cinder after the breakage in screening case 7, fall onto screening plate 8, the vibration exciter 12 of screening plate 8 bottom carries out high frequency vibration, make coal cinder downstream, screen cloth one 15, the sieve mesh size of screen cloth two 16 and screen cloth three 17 increases in proper order, make less coal cinder select preferentially, fall into screen cloth one 15, carry out the classified collection in the corresponding collecting vessel 14 in screen cloth two 16 and screen cloth three 17 bottom, concentrate disposable screening, obtain required big or small classification fast.

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 screening plant is used in coal mine production processing convenient to installation which characterized in that: comprises a crushing box (1), a collecting hopper (2) is installed at the top of the crushing box (1), a first conveyor (3) for conveying coal briquettes is arranged at the top of the collecting hopper (2), a crushing roller (4) matched with the crushing box (1) for crushing the coal briquettes is installed in the crushing box (1), a second conveyor (6) for conveying the crushed coal briquettes is connected in the crushing box (1), the second conveyor (6) conveys the coal briquettes to a screening box (7), the screening box (7) is arranged on one side of the crushing box (1), a screening plate (8) inclined to one side is installed in the crushing box (1), a first screen (15), a second screen (16) and a third screen (17) are sequentially installed on the screening plate (8), a vibration exciter (12) is installed at the bottom of the screening plate (8), four collecting barrels (14) are placed at the bottom of the screening plate (8), install baffle (13) on screening case (7) between being located adjacent collecting vessel (14), it is three collecting vessel (14) set up respectively in the bottom of screen cloth one (15), screen cloth two (16) and screen cloth three (17), and remaining one collecting vessel (14) set up the bottommost of screening board (8).

2. The readily installable screening device for coal mine production and processing according to claim 1, wherein: the inner cavity of the crushing box (1) is fixedly welded with two symmetrically arranged inclined plates (5), and the two inclined plates (5) are arranged below the crushing roller (4).

3. The readily installable screening device for coal mine production and processing according to claim 1, wherein: the screening box is characterized in that a boss (9) is welded on the inner side wall of the screening box (7), an insertion rod (10) is vertically welded at the bottom of the screening plate (8), and the insertion rod (10) is movably inserted into the boss (9).

4. A readily installable screening device for use in coal mine production and processing according to claim 3, wherein: the inserted bar (10) is sleeved with a spring (11), and the spring (11) is arranged between the screening plate (8) and the boss (9).

5. The readily installable screening device for coal mine production and processing according to claim 1, wherein: two vibration exciters (12) are arranged at the bottom of the screening plate (8).

6. The readily installable screening device for coal mine production and processing according to claim 1, wherein: the screen openings of the first screen (15), the second screen (16) and the third screen (17) are sequentially increased in size.