CN211160607U

CN211160607U - Coal mine screening equipment for coal mining

Info

Publication number: CN211160607U
Application number: CN201921736054.9U
Authority: CN
Inventors: 亓忠明; 侯国强; 李峰; 郑宏旭; 王志光; 李建云
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-04
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a screening installation technical field specifically is a colliery screening installation that coal mining adopted, the on-line screen storage device comprises a base, be fixed with the blowing case on the base, go up workbin, screening case and fan, the blowing case is connected with last workbin and is communicated with each other, and the blowing incasement is provided with material conveying structure, installs the screen cloth drawer in the screening case and connects the material drawer, and screening roof portion is provided with the wind channel that links to each other with the fan. The multi-stage screen is movably inserted in the screening box, when the screen is blocked and damaged or needs to be cleaned, the screen can be quickly detached, and the screening box is simple and convenient; still be provided with air duct system simultaneously, can extract the dust that produces in material loading and the screening process to avoid the dust to cause the influence to personnel and environment.

Description

Coal mine screening equipment for coal mining

Technical Field

The utility model relates to a screening installation technical field specifically is a colliery screening installation that coal mining adopted.

Background

The screening is to use a screen to make fine materials smaller than the screen holes penetrate through the screen surface, while coarse materials larger than the screen holes are retained on the screen surface, thereby completing the separation process of coarse and fine materials.

However, the screen cloth of the existing coal mine screening equipment is easily blocked by materials in the using process, and the situation of damage can occur after long-time use, and the screen cloth of the existing coal mine screening equipment is usually fixedly installed on the screening equipment, so that the screen cloth is not easy to clean and replace, and the existing coal mine screening equipment is easy to generate dust in the feeding and using processes, so that the influence on the environment is easily caused, and the health of workers is not facilitated.

Disclosure of Invention

The utility model aims at solving the problems existing in the prior art and providing a coal mine screening device for coal mining. This screening installation possesses the screen cloth and easily changes clearance, the effectual advantage of dust clearance.

The utility model discloses a realize through following technical scheme:

a coal mine screening device for coal mining comprises a base, wherein a support is fixed on one side of the top of the base, a discharging box is fixed on the top of the support, and a feeding box is fixed on the position, close to one side of the discharging box, of the base; a feed inlet is formed in the lower part of the feeding box and is communicated with one side of the bottom of the discharging box; the upper part of the feeding box is provided with a discharge hole, and a material guide plate is arranged at the position of the lower edge of the discharge hole; a vertically arranged rotating shaft is arranged in the feeding box, a conveying helical blade is arranged on the rotating shaft, a speed reducing motor is arranged at the top of the feeding box, and the output end of the speed reducing motor is fixedly connected with the top end part of the rotating shaft; a screening box is fixed on the base at a position close to one side of the feeding box, and a plurality of springs are arranged between the screening box and the base; the middle part fixed mounting of screening bottom of the case has vibrating motor, and the top of screening case is provided with the feeding storehouse, and the cartridge that slides in proper order from top to bottom in the screening case has one-level screen cloth drawer, second grade screen cloth drawer and connects the material drawer.

As preferred technical scheme, the position of the base close to one side of the screening box is fixed with a fan, an air outlet of the fan is sleeved with an air outlet pipe, an air inlet of the fan is sleeved with an air inlet pipe, a port of the air inlet pipe is fixedly connected with a top plate positioned above the screening box, an air channel communicated with the air inlet pipe is arranged on the bottom plate surface of the top plate, and the top plate is obliquely arranged and covers a discharge hole of the feeding box and a feeding bin opening of the screening box.

As preferred technical scheme, the position department that is located one-level screen cloth drawer top and second grade screen cloth drawer top on the tank wall of screening case has all seted up and has got the material mouth, gets to install on the material mouth and gets the bin gate.

As the preferred technical scheme, the box wall of the screening box is rotatably connected with clamping blocks which are respectively used for clamping the first-stage screen drawer, the second-stage screen drawer and the material receiving drawer.

Preferably, the clamping block is an L-type clamping block, one end of the L-type clamping block is rotatably connected with the wall of the screening box, and the other end of the L-type clamping block is clamped on the side wall of the first-stage screen drawer, the second-stage screen drawer or the material receiving drawer.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1) this colliery screening installation that coal mining adopted, through screening case inner chamber both sides spout with one-level screen cloth drawer, second grade screen cloth drawer with connect the material drawer to fix in the screening case, and carry out the joint through rotating the fixture block to one-level screen cloth drawer, second grade screen cloth drawer and connecing the material drawer and fix, when one-level screen cloth drawer, second grade screen cloth drawer appear blockking up when damaging or need wash the circumstances such as, the fixture block is rotated to the accessible, lift one-level screen cloth drawer, second grade screen cloth drawer off and clear up and change, and is simple and convenient.

2) This colliery screening installation that coal mining adopted rotates epaxial transport helical blade through gear motor drive to be convenient for carry the discharge bin with the material in the discharge bin regularly quantitative, automatic, thereby be convenient for control the volume of screening incasement material, avoid the material to pile up.

3) This colliery screening installation that coal mining adopted utilizes the wind channel at the discharge gate that sets up at the material loading case and the feeding storehouse top of screening case, through the dust that produces in starting the fan extraction material loading and the screening process to avoid the dust to cause the influence to personnel and environment.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention in any way.

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

fig. 2 is a schematic diagram of the clamping of the middle clamping block of the present invention.

In the figure: 1-base, 2-support, 3-discharge box, 4-feeding box, 5-feeding hole, 6-discharge hole, 7-guide plate, 8-rotating shaft, 9-conveying helical blade, 10-speed reducing motor, 11-screening box, 12-spring, 13-vibrating motor, 14-feeding bin, 15-first-stage screen drawer, 16-second-stage screen drawer, 17-receiving drawer, 18-clamping block, 19-fan, 20-air outlet pipe, 21-air inlet pipe, 22-top plate and 23-air duct.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the present invention will be further clearly and completely described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in figures 1 and 2, the coal mine screening equipment for coal mine mining comprises a base 1, a support 2 is fixed on one side of the top of the base 1, a discharging box 3 is fixed on the top of the support 2, an upper material box 4 is fixed on the base 1 at a position close to one side of the discharging box 3, a feeding port 5 is formed in the lower portion of the upper material box 4, the feeding port 5 is communicated with one side of the bottom of the discharging box 3, a discharging port 6 is formed in the upper portion of the upper material box 4, a material guide plate 7 is arranged at a position located at the lower edge of the discharging port 6, materials discharged from the upper material box 4 are guided through the material guide plate 7 so as to be guided out and avoid falling of the materials, a vertically arranged rotating shaft 8 is installed in the upper material box 4, a conveying spiral blade 9 is arranged on the rotating shaft 8, a speed reducing motor 10 is installed at the top of the upper material box 4, an output end of the speed reducing motor 10 is fixedly connected with the end of the rotating shaft 8, a screening box 11 is fixed at a position close to the top end of the upper material box 4, a screening box is fixed with a screening box 11, a top of the screening box 11, a top plate 11 is installed at a position close to one side of a top plate of a drawer 17, a screening box 22, a screening box is connected with a screening box 17, a screen 17 is installed at a top plate 16, a screen 17 is installed at a screen 17, a screen 17 is fixed on a screen 17, a screen 17 is installed at a screen 17, a screen 17 is installed at a screen 17, a screen 17 is installed at a screen 17.

The working principle of the utility model is as follows:

firstly, materials are placed in a material placing box 3, a speed reducing motor 10 is started to drive a conveying helical blade 9 on a rotating shaft 8 to rotate, so that the materials are automatically conveyed to the upper part of an upper material box 4 in a timed and quantitative mode, and the materials are conveyed into a feeding bin 14 through a material outlet 6 and a material guide plate 7; then, start vibrating motor 13, through the cooperation with spring 12, drive screening case 11 and produce the vibration, utilize one-level screen cloth drawer 15, second grade screen cloth drawer 16 to filter the material, meanwhile, start fan 19, extract the dust through wind channel 23 on the roof 22 at screening case 11 top to the dust that produces in material loading and the screening process is collected and is handled.

The technical solutions in the embodiments of the present invention have been clearly and completely described above, and the described embodiments are only a part of the embodiments of the present invention, not all of the 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.

Claims

1. The utility model provides a colliery screening installation that coal mining adopted, includes the base, its characterized in that: a bracket is fixed on one side of the top of the base, a discharging box is fixed on the top of the bracket, and a feeding box is fixed on the base at a position adjacent to one side of the discharging box; a feed inlet is formed in the lower part of the feeding box and is communicated with one side of the bottom of the discharging box; the upper part of the feeding box is provided with a discharge hole, and a material guide plate is arranged at the position of the lower edge of the discharge hole; a vertically arranged rotating shaft is arranged in the feeding box, a conveying helical blade is arranged on the rotating shaft, a speed reducing motor is arranged at the top of the feeding box, and the output end of the speed reducing motor is fixedly connected with the top end part of the rotating shaft; a screening box is fixed on the base at a position close to one side of the feeding box, and a plurality of springs are arranged between the screening box and the base; the middle part fixed mounting of screening bottom of the case has vibrating motor, and the top of screening case is provided with the feeding storehouse, and the cartridge that slides in proper order from top to bottom in the screening case has one-level screen cloth drawer, second grade screen cloth drawer and connects the material drawer.

2. A coal mine screening apparatus for coal mining as claimed in claim 1, wherein: the position that is close to screening case one side on the base is fixed with the fan, and the air outlet department cover of fan is equipped with out the tuber pipe, and the air inlet department cover of fan is equipped with the air-supply line, and the port department fixedly connected with of air-supply line is located the roof of screening case top, is equipped with the wind channel with the air-supply line intercommunication on the bottom face of roof, and the roof slope sets up and covers the discharge gate of material loading case and the feeding storehouse mouth of screening case.

3. A coal mine screening apparatus for coal mining as claimed in claim 1 or claim 2, wherein: the position department that lies in one-level screen cloth drawer top and second grade screen cloth drawer top on the tank wall of screening case has all seted up and has got the material mouth, gets to install on the material mouth and gets the material door.

4. A coal mine screening apparatus for coal mining as claimed in claim 1 or claim 2, wherein: the box wall of the screening box is rotatably connected with clamping blocks which are respectively used for clamping the first-stage screen drawer, the second-stage screen drawer and the material receiving drawer.

5. A coal mine screening apparatus for coal mining as claimed in claim 4, wherein the clamping block is an L type clamping block, one end of the L type clamping block is rotatably connected with the wall of the screening box, and the other end of the L type clamping block is clamped on the side wall of the primary screen drawer, the secondary screen drawer or the material receiving drawer.