CN214087951U - Lead-zinc ore dressing system wastewater pretreatment device - Google Patents
Lead-zinc ore dressing system wastewater pretreatment device Download PDFInfo
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- CN214087951U CN214087951U CN202023056017.9U CN202023056017U CN214087951U CN 214087951 U CN214087951 U CN 214087951U CN 202023056017 U CN202023056017 U CN 202023056017U CN 214087951 U CN214087951 U CN 214087951U
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Abstract
The utility model discloses a lead and zinc ore dressing system waste water pretreatment device, it includes swash plate settling basin, filter, high-order pond and accident pool. The advantages are that: by utilizing the pretreatment device, on one hand, the wastewater discharged by a lead thickener, a zinc thickener and a tailing thickener can be filtered, so that impurities such as a blasting tube and the like are prevented from entering a wastewater treatment system, the fault rate of the wastewater treatment system is reduced, and the wastewater treatment efficiency is improved; on the other hand, the inclined plate sedimentation tank is used for carrying out solid-liquid separation on the waste liquid discharged by the filter press, so that the operation load of a waste water treatment system can be reduced, and the waste water treatment efficiency is improved; meanwhile, the booster pump is used for carrying out online backwashing on the filter plate after the supernatant of the high-level water tank is pressurized, so that the problem of filter blockage can be solved, and the use is convenient.
Description
The technical field is as follows:
the utility model relates to a lead and zinc ore dressing technical field, specifically speaking relate to a lead and zinc ore dressing system wastewater pretreatment device.
Background art:
the lead-zinc ore beneficiation system generally comprises a crushing unit, a lead flotation unit, a zinc flotation unit and a tailing treatment unit, wherein the lead flotation unit mainly comprises a lead flotation machine and a lead thickener, the zinc flotation unit mainly comprises a zinc flotation unit and a zinc thickener, and the tailing treatment unit mainly comprises a tailing thickener and a filter press; the waste water discharged by the lead thickener, the zinc thickener, the tailing thickener and the filter press can be reused for mineral separation water after being treated by the waste water treatment system, but the waste water discharged by the lead thickener, the zinc thickener and the tailing thickener contains impurities such as an explosion tube and the like, so that the waste water treatment system is easy to block, and the concentration of filtrate discharged by the filter press is high, so that the load of the waste water treatment system is increased, the waste water treatment efficiency is influenced, and the cost is increased.
The utility model has the following contents:
an object of the utility model is to provide an improve lead zinc ore dressing system waste water pretreatment of device of waste water treatment efficiency.
The utility model discloses by following technical scheme implement: a waste water pretreatment device of a lead-zinc ore dressing system comprises an inclined plate sedimentation tank, a filter, a high-level water tank and an accident tank, wherein a water outlet of a tailing filter press is communicated with a water inlet pipeline of the inclined plate sedimentation tank, a sludge discharge port of the inclined plate sedimentation tank is communicated with an inlet pipeline of the accident tank, and a water outlet of the inclined plate sedimentation tank is communicated with an inlet pipeline of the high-level water tank; the water outlets of the zinc thickener, the lead thickener and the tailing thickener are communicated with a filter inlet pipeline of the filter, and a filter outlet of the filter is communicated with an inlet of the high-level water tank through a water pump; and the sludge discharge port of the high-level water tank is communicated with the inlet pipeline of the accident tank.
Further, the filter comprises a box body, the top of one side of the box body is communicated with the filter inlet, and the bottom of the other side of the box body is communicated with the filter outlet; the filter plate is arranged in the box body and opposite to the filter inlet, and the top end of the filter plate slants upwards towards one side of the filter outlet.
Furthermore, a slag discharge pipe is communicated with the bottom of the box body between the bottom end of the filter plate and the inlet of the filter, and a gate valve is installed on the slag discharge pipe.
Further, filter export top be fixed with a plurality of shower nozzles on the inner wall of box, it is a plurality of the import and the trunk line intercommunication of shower nozzle the box outside be fixed with the inlet tube of trunk line intercommunication, the export orientation of shower nozzle the filter plate sets up.
Further, an inlet of a booster pump is communicated with a water outlet pipeline of the high-level water pool, and a control valve is arranged on a pipeline between the booster pump and the high-level water pool; and the outlet of the booster pump is communicated with the water inlet pipeline.
Furthermore, a manhole is formed in the top of the box body between the top end of the filter plate and the inlet of the filter, and a sealing cover is installed in the manhole.
The utility model has the advantages that: by utilizing the pretreatment device, on one hand, the wastewater discharged by a lead thickener, a zinc thickener and a tailing thickener can be filtered, so that impurities such as a blasting tube and the like are prevented from entering a wastewater treatment system, the fault rate of the wastewater treatment system is reduced, and the wastewater treatment efficiency is improved; on the other hand, the inclined plate sedimentation tank is used for carrying out solid-liquid separation on the waste liquid discharged by the filter press, so that the operation load of a waste water treatment system can be reduced, and the waste water treatment efficiency is improved; meanwhile, the booster pump is used for carrying out online backwashing on the filter plate after the supernatant of the high-level water tank is pressurized, so that the problem of filter blockage can be solved, and the use is convenient.
Description of the drawings:
fig. 1 is a schematic view of the entire structure of embodiment 1.
Fig. 2 is a schematic view of the entire structure of embodiment 2.
Fig. 3 is a schematic structural view of the filter.
The device comprises an inclined plate sedimentation tank 1, a filter 2, a filter outlet 201, a filter inlet 202, a tank 203, a filter plate 204, a slag discharge pipe 205, a spray head 206, a main pipeline 207, a water inlet pipe 208, a manhole 209, a sealing cover 210, a gate valve 211, a high-level water tank 3, an accident tank 4, a tailing filter press 5, a zinc thickener 6, a lead thickener 7, a tailing thickener 8, a water pump 9, a booster pump 10 and a control valve 11.
The specific implementation mode is as follows:
in the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1: as shown in fig. 1, the wastewater pretreatment device for the lead-zinc beneficiation system comprises an inclined plate sedimentation tank 1, a filter 2, a high-level water tank 3 and an accident tank 4, wherein a water outlet of a tailing filter press 5 is communicated with a water inlet pipeline of the inclined plate sedimentation tank 1, a sludge discharge port of the inclined plate sedimentation tank 1 is communicated with an inlet pipeline of the accident tank 4, and a water outlet of the inclined plate sedimentation tank 1 is communicated with an inlet pipeline of the high-level water tank 3; the water outlets of the zinc thickener 6, the lead thickener 7 and the tailing thickener 8 are all communicated with a filter inlet 202 of the filter 2 through pipelines, and a filter outlet 201 of the filter 2 is communicated with an inlet of the high-level water tank 3 through a water pump 9; the sludge discharge port of the high-level water tank 3 is communicated with the inlet pipeline of the accident tank 4. Waste liquid discharged by the zinc thickener 6, the lead thickener 7 and the tailing thickener 8 firstly enters the filter 2, impurities such as an explosion tube and the like in the waste liquid are filtered, and then the waste liquid is sent into the high-level water tank 3; waste liquid discharged by the tailing filter press 5 is firstly sent into an inclined plate sedimentation tank 1 for solid-liquid separation, filtrate of the filter press can be clarified, and the separated liquid is sent into a high-level water tank 3; the high-level water tank 3 is used for intensively storing the waste liquid sent by the filter 2 and the inclined plate sedimentation tank 1, in the process, impurities in the waste liquid can be further settled to the bottom of the tank, and the supernatant liquid discharged by the high-level water tank 3 can be directly used as mineral processing water or sent to a wastewater treatment system for treatment and then be reused; and the sediments discharged from the inclined plate sedimentation tank 1 and the high-level water tank 3 are uniformly sent to the accident tank 4 for treatment.
Example 2: the whole structure is the same as that of the embodiment 1, except that, as shown in fig. 2 and 3, the filter 2 comprises a box body 203, a filter inlet 202 is communicated with the top of one side of the box body 203, and a filter outlet 201 is communicated with the bottom of the other side of the box body 203; a filter plate 204 arranged opposite to the filter inlet 202 is arranged in the box body 203, and the top end of the filter plate 204 inclines obliquely upwards towards one side of the filter outlet 201; waste liquid discharged by the zinc thickener 6, the lead thickener 7 and the tailing thickener 8 enters the box body 203 through the filter inlet 202 and then passes through the filter plate 204, the filter plate 204 can intercept impurities in the waste liquid, and finally the waste liquid is discharged through the filter outlet 201 and then enters the high-level water tank 3;
a slag discharge pipe 205 is communicated with the bottom of the box body 203 between the bottom end of the filter plate 204 and the filter inlet 202, a gate valve 211 is arranged on the slag discharge pipe 205, impurities carried in waste liquid are intercepted by the filter plate 204 and then flow downwards along the filter plate 204 to the bottom of the box body 203 of the sedimentation channel, when a certain amount of impurities are deposited, the gate valve 211 is opened, the impurities deposited at the bottom of the box body 203 are discharged through the slag discharge pipe 205, and then the gate valve 211 is closed;
a plurality of nozzles 206 are fixed on the inner wall of the box body 203 above the outlet 201 of the filter, the inlets of the nozzles 206 are communicated with the main pipe 207, a water inlet pipe 208 communicated with the main pipe 207 is fixed outside the box body 203, and the outlets of the nozzles 206 are arranged towards the filter plate 204; the spray nozzle 206 can be a venturi spray nozzle, and the dredging water enters the main pipeline 207 through the water inlet pipe 208 and then is sprayed out through each spray nozzle 206 to realize the back washing of the filter plate 204; an inlet of the booster pump 10 is communicated with a water outlet pipeline of the high-level water tank 3, and a control valve 11 is arranged on a pipeline between the booster pump 10 and the high-level water tank 3; the outlet of the booster pump 10 is communicated with the water inlet pipe 208 through a pipeline; when the water delivery capacity of the filter 2 is reduced, the control valve 11 is opened, the booster pump 10 is started, the booster pump 10 can boost partial supernatant in the high-level water tank 3 and then pump the partial supernatant to the spray head 206, the supernatant is sprayed out through the spray head 206 to back flush the filter plate 204, the filter plate 204 can be dredged, and then the control valve 11 and the booster pump 10 are closed;
a manhole 209 is arranged at the top of the box body 203 between the top end of the filter plate 204 and the filter inlet 202, and a sealing cover 210 is arranged in the manhole 209; the manhole 209 is arranged to facilitate manual cleaning and maintenance of the inside of the box body 203 from the top of the box body 203, and the sealing cover 210 can seal the manhole 209.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The waste water pretreatment device of the lead-zinc ore dressing system is characterized by comprising an inclined plate sedimentation tank, a filter, a high-level water tank and an accident tank, wherein a water outlet of a tailing filter press is communicated with a water inlet pipeline of the inclined plate sedimentation tank; the water outlets of the zinc thickener, the lead thickener and the tailing thickener are communicated with a filter inlet pipeline of the filter, and a filter outlet of the filter is communicated with an inlet of the high-level water tank through a water pump; and the sludge discharge port of the high-level water tank is communicated with the inlet pipeline of the accident tank.
2. The lead-zinc beneficiation system wastewater pretreatment device according to claim 1, wherein the filter comprises a box body, the top of one side of the box body is communicated with the filter inlet, and the bottom of the other side of the box body is communicated with the filter outlet; the filter plate is arranged in the box body and opposite to the filter inlet, and the top end of the filter plate slants upwards towards one side of the filter outlet.
3. The wastewater pretreatment device of the lead-zinc beneficiation system according to claim 2, wherein a slag discharge pipe is communicated with the bottom of the tank body between the bottom end of the filter plate and the inlet of the filter, and a gate valve is mounted on the slag discharge pipe.
4. The lead-zinc beneficiation system wastewater pretreatment device according to claim 2 or 3, wherein a plurality of nozzles are fixed on the inner wall of the tank above the outlet of the filter, inlets of the plurality of nozzles are communicated with a main pipe, a water inlet pipe communicated with the main pipe is fixed outside the tank, and the outlet of the nozzle is arranged towards the filter plate.
5. The lead-zinc beneficiation system wastewater pretreatment device according to claim 4, wherein an inlet of a booster pump is communicated with a water outlet pipeline of the high-level water tank, and a control valve is installed on a pipeline between the booster pump and the high-level water tank; and the outlet of the booster pump is communicated with the water inlet pipeline.
6. The wastewater pretreatment device of the lead-zinc beneficiation system according to claim 2, 3 or 5, wherein a manhole is formed in the top of the tank body between the top end of the filter plate and the inlet of the filter, and a sealing cover is installed in the manhole.
7. The lead-zinc beneficiation system wastewater pretreatment device according to claim 4, wherein a manhole is formed in the top of the tank body between the top end of the filter plate and the inlet of the filter, and a sealing cover is installed in the manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056017.9U CN214087951U (en) | 2020-12-17 | 2020-12-17 | Lead-zinc ore dressing system wastewater pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056017.9U CN214087951U (en) | 2020-12-17 | 2020-12-17 | Lead-zinc ore dressing system wastewater pretreatment device |
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| Publication Number | Publication Date |
|---|---|
| CN214087951U true CN214087951U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023056017.9U Active CN214087951U (en) | 2020-12-17 | 2020-12-17 | Lead-zinc ore dressing system wastewater pretreatment device |
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| CN (1) | CN214087951U (en) |
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- 2020-12-17 CN CN202023056017.9U patent/CN214087951U/en active Active
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