CN210906361U

CN210906361U - Mining solid waste sieving mechanism

Info

Publication number: CN210906361U
Application number: CN201921907784.0U
Authority: CN
Inventors: 李殿鑫; 阳亦青; 张鹏; 黄宇琪; 刘承伟
Original assignee: Liupanshui Normal University
Current assignee: Liupanshui Normal University
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-03
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a mining solid waste sieving mechanism, screening incasement upper end sets up broken wheel, broken wheel is rotated by first motor drive, screening incasement lower extreme sets up the screen frame, set up the screen cloth on the screen frame, screening roof portion sets up the feed inlet, one side and the screen frame junction of screening case set up the discharge gate, screening bottom of the case portion sets up the drain, the screening case outside sets up the water tank, longitudinal fixation sets up the filter screen in the water tank, the water tank top corresponds the fixed pipe that sets up in filter screen both sides, the free end of one side pipe stretches into the upper end to screening incasement screen frame, the free end and the drain of opposite side pipe are connected fixedly, the pipe stretches into the fixed water smoke shower nozzle that sets up of screening incasement one end, the junction of the pipe that water tank and water smoke shower nozzle correspond sets up the water pump, the utility model discloses the operation is safe, and high in screening.

Description

Mining solid waste sieving mechanism

Technical Field

The utility model relates to a mining screening installation technical field, concretely relates to mining solid waste sieving mechanism.

Background

Mining solid waste refers to various waste rocks, tailings, waste residues, dusts and other waste produced in mining production activities. Can be generally divided into mining wastes (waste rocks, coal gangues, tailings and the like) and mineral smelting wastes (such as blast furnace slag, steel slag, red mud, non-ferrous slag, fly ash, coal slag, sulfuric acid slag, waste gypsum, desulfurization ash, carbide slag, salt slurry and the like).

When the conventional mining solid waste treatment device is used for treating the mining solid waste, the processing (such as sintering and solidification) is generally directly carried out without sorting, and the processing of the mining solid waste is very extensive, so that the performance of a formed product (such as a sintered block) after the processing is unstable. And moreover, a device for crushing large waste rocks is lacked in the screening device, and a dust falling device is lacked in the screening device, so that dust is scattered in the air, the working environment is influenced, and harm is caused to a human body.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the mining solid waste screening device is provided, is safe to operate, high in screening efficiency and easy to clean waste residues.

(II) technical scheme

The utility model discloses a realize through following technical scheme: the utility model provides a mining solid waste screening device, which comprises a screening box, wherein the upper end in the screening box is provided with a crushing wheel, the crushing wheel is driven by a first motor to rotate, the lower end in the screening box is provided with a screen frame, the screen frame is provided with a screen, the top of the screening box is provided with a feed inlet, the joint of one side of the screening box and the screen frame is provided with a discharge outlet, the bottom of the screening box is provided with a sewage outlet, the outer side of the screening box is provided with a water tank, a filter screen is longitudinally and fixedly arranged in the water tank, the top of the water tank is fixedly provided with guide pipes corresponding to the two sides of the filter screen, the free end of the guide pipe at one side extends into the upper end of the screen frame in the screening box, the free end of the guide pipe at the other side is fixedly connected with the sewage discharge outlet, the water tank is provided with a water tank, a water spray nozzle is fixedly arranged at one end of the water tank, which extends into the screening box, and a water pump is arranged at the joint of the water tank and the guide pipe corresponding to the water spray nozzle.

Further, the screening box is supported and fixed through a support rod.

Furthermore, a baffle is arranged in the feed inlet, and the middle part of the baffle is connected with the feed inlet rotating shaft.

Further, the screen frame is obliquely arranged.

Further, the one end of screen frame is articulated with the screening case, and the other end stretches out outside the screening case, the fixed spring that sets up of end and screening case junction that stretches out of screen frame, the hinged end of screen frame is less than the end that stretches out of screen frame, the discharge gate sets up in hinged end one side of screen frame.

Further, screening case corresponds screen frame and stretches out end one side and fixedly set up the second motor, the cam is connected to the output of second motor, the cam is inconsistent with the diapire of screen frame.

(III) advantageous effects

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

1. screening incasement upper end is equipped with broken wheel, can carry out the breakage to great discarded object piece in the discarded object, is falling into to the screen cloth on to carry out the screening, improves the efficiency and the quality of screening.

2. The screening case outside is equipped with the water tank, and the water pipe on the water pump of one side stretches into the screening incasement on the water tank, and the water pipe and the drain intercommunication of opposite side, and the position that corresponds the both sides water pipe in the water tank is equipped with the filter screen to this can realize the recycling of water tank water, simultaneously, has also made things convenient for the clearance of the waste residue of selecting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 is the utility model discloses screening case cross-sectional view.

Fig. 3 is a left side view of the present invention.

Fig. 4 is a schematic view of the structure of the water tank of the present invention.

1-screening box; 11-a feed inlet; 12-a discharge hole; 13-a sewage draining outlet; 14-a support bar; 15-a baffle; 2-a crushing wheel; 21-first electric machine; 3-a screen frame; 31-a screen mesh; 32-a spring; 33-a second motor; 34-a cam; 4-a water tank; 41-a filter screen; 42-a catheter; 43-a spray head; 44-water pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The first embodiment:

the mining solid waste screening device shown in figures 1-4 comprises a screening box 1, wherein a crushing wheel 2 is arranged at the upper end in the screening box 1, the crushing wheel 2 is driven by a first motor 21 to rotate, a screen frame 3 is arranged at the lower end in the screening box 1, a screen 31 is arranged on the screen frame 3, a feed inlet 11 is arranged at the top of the screening box 1, a discharge outlet 12 is arranged at the joint of one side of the screening box 1 and the screen frame 3, a drain outlet 13 is arranged at the bottom of the screening box 1, a water tank 4 is arranged at the outer side of the screening box 1, a filter screen 41 is longitudinally and fixedly arranged in the water tank 4, guide pipes 42 are fixedly arranged at the top of the water tank 4 corresponding to two sides of the filter screen 41, the free end of one side guide pipe 42 extends into the upper end of the screen frame 3 in the screening box 1, the free end of the other side guide pipe 42 is fixedly connected with the drain outlet 13, a spray, a water pump 44 is arranged at the connection part of the water tank 4 and the guide pipe 42 corresponding to the water mist spray head 43.

Preferably, the screening box 1 is supported and fixed by a support bar 14.

Preferably, a baffle 15 is arranged in the feed inlet 11, the middle part of the baffle 15 is connected with the feed inlet 11 through a rotating shaft, and during crushing, the splashing of waste fragments and flying of dust at the feed inlet 11 are avoided by utilizing the self-balance performance of the baffle 15.

Preferably, the screen frame 3 is obliquely arranged, so that the discharging is facilitated.

Second embodiment:

further, the one end of screen frame 3 is articulated with screening case 1, the other end stretches out outside screening case 1, the fixed spring 32 that sets up in end and the fixed end that sets up in 1 junction of screening case that stretches out of screen frame 3, the hinged end of screen frame 3 is less than the end that stretches out of screen frame 3, discharge gate 12 sets up in the hinged end one side of screen frame 3, elastic force through spring 32, when making the discarded object piece after the breakage fall into screen frame 3 on, make screen frame 3 produce elastic vibration because of its gravity, thereby improve the screening efficiency of screen cloth above that.

Further, screening case 1 corresponds screen frame 3 and stretches out one side fixed second motor 33 that sets up, and cam 34 is connected to the output of second motor 33, and cam 34 is inconsistent with the diapire of screen frame 3, and the rotation of cam 34 can be repeatedly extrudeed and promote the reciprocal vibration from top to bottom that screen frame 3 stretches out the end, further controls the vibration frequency of screen frame 3 to improve the quality of its screening.

The working principle is as follows: in the screening process, the waste can be poured into the screening box 1, and the waste residues and the like in the screening box are filtered through the screen frame 3. The waste is poured from the feed inlet 11, the baffle 15 in the feed inlet 11 can shield the feed inlet 11 under the normal condition by utilizing the self-balancing performance of the baffle, so that the phenomenon that personnel are accidentally injured due to splashing of broken small fragments when the crushing wheel 2 is crushed is avoided, and meanwhile, the flying of dust at the upper end of the feed inlet 11 is also avoided.

The waste is crushed by the crushing wheel 2, and then dropped onto the screen 31 of the screen frame 3 to be screened and filtered. Meanwhile, the second motor 33 can be driven to control the rotation of the cam 34, so that the second motor can push and push the screen frame 3 in a reciprocating manner, and the screen frame can vibrate in a reciprocating manner under the action of the spring 31, thereby improving the screening efficiency of the screen 31 and facilitating the discharging. When the materials are screened, water in the water tank 4 can be pumped by the water pump 44 and conveyed by the guide pipe 42 and sprayed onto the screen 31 through the water mist spray head 43, so that crushed slag, dust and the like generated by the waste in the screening tank 1 are attached to the water mist, discharged through the sewage discharge outlet 13 after screening and guided into the water tank 4, and the filter screen 41 arranged in the water tank 4 can realize the separation of the waste in the water tank. Thereby being convenient for the recycling of water and the cleaning of waste residue after screening.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a mining solid waste sieving mechanism which characterized in that: comprises a screening box (1), wherein the upper end in the screening box (1) is provided with a crushing wheel (2), the crushing wheel (2) is driven to rotate by a first motor (21), the lower end in the screening box (1) is provided with a screen frame (3), the screen frame (3) is provided with a screen (31), the top of the screening box (1) is provided with a feed inlet (11), the joint of one side of the screening box (1) and the screen frame (3) is provided with a discharge outlet (12), the bottom of the screening box (1) is provided with a drain outlet (13), the outer side of the screening box (1) is provided with a water tank (4), a filter screen (41) is longitudinally and fixedly arranged in the water tank (4), the top of the water tank (4) is provided with a guide pipe (42) corresponding to the two sides of the filter screen (41), the free end of the guide pipe (42) at one side extends into the upper end of the screen frame (3) in the screening box (1), and the free end, the guide pipe (42) stretches into one end of the screening box (1) and is fixedly provided with a water mist spray head (43), and a water pump (44) is arranged at the joint of the guide pipe (42) corresponding to the water tank (4) and the water mist spray head (43).

2. The mining solid waste screening apparatus of claim 1, wherein: the screening box (1) is supported and fixed through a support rod (14).

3. The mining solid waste screening apparatus of claim 1, wherein: a baffle (15) is arranged in the feed inlet (11), and the middle of the baffle (15) is connected with the feed inlet (11) in a rotating mode.

4. The mining solid waste screening apparatus of claim 1, wherein: the screen frame (3) is obliquely arranged.

5. The mining solid waste screening apparatus of claim 4, wherein: the one end of screen frame (3) is articulated with screening case (1), and the other end stretches out outside screening case (1), the end that stretches out of screen frame (3) sets up spring (32) with screening case (1) junction is fixed, the hinged end of screen frame (3) is less than the end that stretches out of screen frame (3), discharge gate (12) set up in hinged end one side of screen frame (3).

6. The mining solid waste screening apparatus of claim 5, wherein: screening case (1) corresponds screen frame (3) and stretches out fixed second motor (33) that sets up in end one side, cam (34) are connected to the output of second motor (33), cam (34) are inconsistent with the diapire of screen frame (3).