CN220610818U

CN220610818U - Lead-zinc ore dressing flotation cyclone device

Info

Publication number: CN220610818U
Application number: CN202322002697.3U
Authority: CN
Inventors: 付德义; 贾小伟; 李宇华
Original assignee: Chifeng Rongbang Mining Co ltd
Current assignee: Chifeng Rongbang Mining Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-03-19
Anticipated expiration: 2033-07-28

Abstract

The utility model discloses a lead-zinc ore dressing flotation cyclone device, which comprises a water conservancy cyclone, wherein a coarse material outlet at the bottom of the water conservancy cyclone is connected with an inlet of a ball mill through a feed pipe, the outlet of the ball mill conveys materials to a stirring barrel along a conveying pipe through a feed pump, the outlet at the bottom of the stirring barrel is connected with the inlet of the water conservancy cyclone through a pipeline, the conveying pipe is connected with an anti-blocking flushing device arranged outside a sand depositing nozzle at the bottom of the water conservancy cyclone through a bypass flushing pipe.

Description

Lead-zinc ore dressing flotation cyclone device

Technical Field

The utility model relates to the field of flotation cyclones, in particular to a lead-zinc ore dressing flotation cyclone device.

Background

When lead zinc material is beneficiated, the material from the spiral classifier is conveyed to the stirring barrel 6 through the feed pump 4 to be stirred, the material enters the water conservancy cyclone 1 to be rotationally selected after being stirred uniformly, fine materials overflow to the flotation machine 7 from the top outlet pipeline to be floated, coarse materials at the bottom of the water conservancy cyclone 1 enter the ball mill 3 through the sand depositing nozzle 101 to be finely ground, and the finely ground material is recycled through the feed pump 4 (shown in fig. 2).

However, when the concentration of the materials entering the water conservancy cyclone 1 is high, the sand setting nozzle with smaller diameter can be frequently blocked, and coarse materials of the water conservancy cyclone 1 after blocking can overflow along the top and run into the flotation machine 7, so that the normal exertion of the productivity of the system is severely restricted.

Disclosure of Invention

In order to solve the problems, the utility model provides a lead-zinc ore dressing flotation cyclone device.

The utility model is realized by the following technical scheme:

the utility model provides a lead zinc ore dressing flotation cyclone device, includes the water conservancy swirler, and water conservancy swirler bottom coarse fodder export is through feed pipe and ball mill access connection, and the ball mill export is carried the agitator along the conveyer pipe with the material through the feed pump, and the agitator bottom export is through pipeline and water conservancy swirler access connection, and the conveyer pipe is connected with the outside washing unit that sets up of the heavy sand mouth in water conservancy swirler bottom through the flushing pipe of bypass.

Further alternatively, the flushing pipe is provided with a booster pump and a switching valve.

Further alternatively, the flushing device comprises an annular pipe arranged outside the sand settling nozzle, the bottom of the annular pipe is communicated with the sand settling nozzle through a plurality of inclined sand flushing pipes, and the annular pipe is connected with the flushing pipe.

Further optionally, the automatic control system comprises a PLC controller, wherein the PLC controller is electrically connected with the pressurizing pump and the switching valve, and the PLC controller is electrically connected with a flowmeter arranged on the feeding pipe.

Further alternatively, the top fines outlet of the hydrocyclone is connected to the flotation machine via a pipeline.

Further optionally, control valves are installed on the feed pipe and the delivery pipe.

Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a carry the washing that realizes blocking up the material in the washing unit who sinks the sand mouth through the pressurization pump with the liquid that enters into the water conservancy swirler, prevent that the sand mouth from blocking up the material, avoid the coarse fodder overflow of the water conservancy swirler after blocking to run thick entering into the flotation device, realize the normal performance of swirler system production, detect the automatic start-stop that realizes washing unit through automatic control system in the change of feeding intraductal material flow moreover, control is more convenient.

Drawings

FIG. 1 is a schematic diagram of the present utility system;

FIG. 2 is a schematic diagram of the prior art of the present utility model;

in the figure: the water conservancy cyclone 1, sand setting mouth 101, feed pipe 2, ball mill 3, feed pump 4, conveyer pipe 5, agitator 6, flotation machine 7, wash pipe 8, force (forcing) pump 9, washing unit 10, annular pipe 11, sand washing pipe 12, PLC controller 13, ooff valve 14, flowmeter 15.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and detailed description:

as shown in fig. 1, the lead-zinc ore dressing flotation cyclone device comprises a water conservancy cyclone 1, wherein a coarse material outlet at the bottom of the water conservancy cyclone 1 is connected with an inlet of a ball mill 3 through a feeding pipe 2, a material is conveyed to a stirring barrel 6 along a conveying pipe 5 through a feeding pump 4 at the outlet of the ball mill 3, the outlet at the bottom of the stirring barrel 6 is connected with the inlet of the water conservancy cyclone 1 through a pipeline, and the conveying pipe 5 is connected with a flushing device 10 which is provided with anti-blocking holes at the outer part of a sand depositing nozzle 101 at the bottom of the water conservancy cyclone 1 through a flushing pipe 8 which is bypassed.

The pressure pump 9 and the switch valve 14 are arranged on the flushing pipe 8, so that the flushing device 10 can be started to supply liquid conveniently.

The flushing device 10 comprises an annular pipe 11 arranged on the outer side of the sand settling nozzle 101, the bottom of the annular pipe 11 is communicated with the sand settling nozzle 101 through a plurality of inclined sand flushing pipes 12, the flushing effect of flushing blocked materials through the inclined sand flushing pipes 12 is better, and the annular pipe 11 is connected with the flushing pipe 8.

The automatic control system comprises a PLC (programmable logic controller) 13, wherein the PLC 13 is electrically connected with the booster pump 9 and the switch valve 14, the PLC 13 is electrically connected with a flowmeter 15 arranged on the feeding pipe 2, and the automatic control system detects the change of the material flow in the feeding pipe 2 to realize the automatic start and stop of the flushing device 10, so that the control is more convenient.

The top fine material outlet of the water conservancy cyclone 1 is connected with a flotation machine 7 through a pipeline, and control valves are arranged on the feeding pipe 2 and the conveying pipe 5.

The implementation principle of the lead-zinc ore dressing flotation cyclone device provided by the embodiment of the application is as follows:

when the sand settling nozzle 101 at the bottom of the water conservancy cyclone 1 is blocked, the material on the feeding pipe 2 connected with the outlet of the sand settling nozzle 101 is reduced, the flow signal is transmitted to the PLC 13 after being detected by the flowmeter 15 on the feeding pipe 2, and the PLC 13 controls the starting of the booster pump 9 and the opening of the switching valve 14.

The pressurizing pump 9 pressurizes and conveys part of liquid in the conveying pipe 5 into the flushing device 10 of the sand settling nozzle 101, pressurized flushing liquid is flushed at high pressure along each sand flushing pipe 12 by the annular pipe 11 to block coarse materials of the sand settling nozzle 101, the sand settling nozzle 101 is prevented from blocking materials, coarse materials overflow and coarse movement of the blocked water conservancy cyclone 1 are prevented from entering a flotation machine, and normal exertion of cyclone system production is realized;

when the sand depositing nozzle 101 is normal, the flow meter 15 on the feeding pipe 2 detects normal flow and then transmits the normal flow to the PLC 13, and the PLC 13 controls the pressurizing pump 9 and the switch valve 14 to be closed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lead zinc ore dressing flotation cyclone device, includes water conservancy swirler (1), and water conservancy swirler (1) bottom coarse fodder export is through feed pipe (2) and ball mill (3) access connection, and ball mill (3) export is carried agitator (6) along conveyer pipe (5) with the material through feed pump (4), and agitator (6) bottom export is through pipeline and water conservancy swirler (1) access connection, its characterized in that: the conveying pipe (5) is connected with an anti-blocking flushing device (10) arranged outside the sand depositing nozzle (101) at the bottom of the water conservancy cyclone (1) through a bypass flushing pipe (8).

2. A lead-zinc beneficiation flotation cyclone device according to claim 1, wherein: the flushing pipe (8) is provided with a pressurizing pump (9) and a switch valve (14).

3. A lead-zinc beneficiation flotation cyclone device according to claim 1, wherein: the flushing device (10) comprises an annular pipe (11) arranged on the outer side of the sand settling nozzle (101), the bottom of the annular pipe (11) is communicated with the sand settling nozzle (101) through a plurality of inclined sand flushing pipes (12), and the annular pipe (11) is connected with the flushing pipe (8).

4. A lead-zinc beneficiation flotation cyclone device according to claim 3, wherein: the automatic control system comprises a PLC (programmable logic controller) 13, the PLC 13 is electrically connected with the pressurizing pump 9 and the switching valve 14, and the PLC 13 is electrically connected with a flowmeter 15 arranged on the feeding pipe 2.

5. A lead-zinc beneficiation flotation cyclone device according to claim 1, wherein: the top fine material outlet of the water conservancy cyclone (1) is connected with a flotation machine (7) through a pipeline.

6. A lead-zinc beneficiation flotation cyclone device according to claim 4, wherein: and control valves are arranged on the feeding pipe (2) and the conveying pipe (5).