CN216360437U - Copper-containing wastewater treatment system with twice filtration - Google Patents
Copper-containing wastewater treatment system with twice filtration Download PDFInfo
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- CN216360437U CN216360437U CN202122893674.7U CN202122893674U CN216360437U CN 216360437 U CN216360437 U CN 216360437U CN 202122893674 U CN202122893674 U CN 202122893674U CN 216360437 U CN216360437 U CN 216360437U
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Abstract
The utility model discloses a copper-containing wastewater treatment system with twice filtration, which comprises a wastewater tank, a filtration reaction tank, a delivery pipe, a recovery pipe and a control treatment terminal. The copper-containing waste acid water enters a filter tank through a water inlet pipe, a first filter screen layer in the filter tank filters large-particle pollutants of the copper-containing waste water, the filtered copper-containing waste water is discharged into a waste water tank, a conveying water pump conveys the copper waste acid water into a filtering reaction tank, meanwhile, a displacing agent is added into a material port, copper separated out after reaction is filtered on a second filter screen layer for the second time through a second filter screen layer, the reacted solution enters the waste water tank through a recovery pipe, a circulation of copper waste acid water displacement separated out copper is formed, and when detecting equipment detects that no copper ions exist in the solution in the waste water tank, clear liquid without copper ions in the waste water tank is discharged, so that the treatment efficiency of the copper-containing waste acid water and the utilization rate of the separated out copper are improved, and the direct discharge of the copper-containing acid water is avoided to cause environmental pollution.
Description
Technical Field
The utility model belongs to the technical field of wastewater treatment, and particularly relates to a copper-containing wastewater treatment system with twice filtration.
Background
A large amount of copper-containing wastewater can be generated in the processing of metal components, the copper-containing wastewater is industrial wastewater which has large discharge amount and wide source and has certain harm to human health, and the direct discharge not only can cause the problem of environmental pollution, but also causes the large waste of copper resources. The currently adopted methods for treating copper-containing wastewater include a coagulating sedimentation method, an adsorption method, an electrolysis method, an ion exchange method, ultrafiltration, a biological treatment method and the like, but all have certain defects. The traditional ultrafiltration technology has low energy consumption and high permeation flux, but the requirement of the intercepted molecular diameter on the size of the membrane aperture is high, so that heavy metal ions cannot be effectively removed. Although ion exchange and reverse osmosis have good effects, the treatment cost is high, and the wide application is difficult.
The following problems exist in the existing copper-containing wastewater treatment technology: 1. the copper-containing wastewater has a simple structure and a poor treatment effect, and discharged treatment water still causes great harm to the environment; 2. the traditional treatment of copper-containing wastewater is usually realized by a large amount of neutralizing agents, so that the components of the copper-containing wastewater are more complex, and the copper ions in the wastewater cannot be replaced by the existing copper-containing wastewater treatment, thereby causing the waste of resources.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a copper-containing wastewater treatment system with two-stage filtration, which can solve the above problems.
A copper-containing wastewater treatment system with twice filtration comprises a waste liquid tank, a filtration reaction tank, a conveying pipe, a recovery pipe and a control treatment terminal, wherein the waste liquid tank is connected with a water outlet pipe and a detection device for detecting copper ions, the waste liquid tank is connected with a filter tank through a connecting pipe, a first filter screen layer which is obliquely arranged is arranged in the filter tank, the connecting pipe is provided with a connecting valve, a water inlet pipe is arranged above the filter tank, the water inlet pipe is provided with a water inlet valve, the water outlet pipe is provided with a water outlet valve, the waste liquid tank is communicated with the upper end of the filtration reaction tank through the conveying pipe, the conveying pipe is provided with a conveying water pump, a stirring mechanism driven by a motor and a second filter screen layer which is positioned below the stirring mechanism are arranged in the filtration reaction tank, the top end of the filtration reaction tank is provided with a material port, and the lower end of the filtration reaction tank is communicated with the waste liquid tank through the recovery pipe, the recycling pipe is provided with a recycling water pump, and the control processing terminal is respectively connected with the connecting valve, the detection device, the water inlet valve, the water outlet valve, the conveying water pump and the recycling water pump.
Furthermore, the second filter screen layer divides the filter reaction tank into a stirring reaction cavity and a filter cavity, the stirring mechanism is located in the stirring reaction cavity, the material port is communicated with the stirring reaction cavity, the water inlet pipe is communicated with the stirring reaction cavity, and the recovery pipe is communicated with the filter cavity.
Furthermore, the top end of the filtering reaction tank is provided with an end cover which is detachably connected, and the motor and the stirring mechanism are arranged on the end cover.
Furthermore, the stirring mechanism comprises a rotating shaft connected with the motor and a plurality of stirring rods positioned on the outer side wall of the rotating shaft.
Further, the motor is fixed on the end cover through a mounting seat.
Compared with the prior art, the copper-containing wastewater treatment system with twice filtration provided by the utility model controls the water inlet valve to be opened through the control treatment terminal, the copper-containing waste acid water enters the filter tank through the water inlet pipe, the first filter screen layer in the filter tank filters large-particle pollutants and suspended matters of the copper-containing wastewater, the copper-containing wastewater after the first filtration is discharged into the waste liquid tank, the control treatment terminal controls the connection valve and the water inlet valve to be closed, then the control treatment terminal controls the conveying water pump to convey the copper waste acid water into the filtration reaction tank, and simultaneously the displacer is put into the material port, the motor drives the stirring mechanism to stir the copper waste acid water and the displacer, so that the copper waste acid water fully reacts with the displacer, the copper separated out after the reaction is filtered on the second filter screen layer for the second time through the second filter screen layer, and the reacted solution is temporarily stored in the filtration reaction tank, control processing terminal control recovery water pump opens, the solution after the reaction enters into the waste liquid jar through the recovery tube, form the circulation that copper waste acid water replacement was educed copper, when no copper ion in the solution in the waste liquid jar was detected to check out test set, control processing terminal control outlet valve is opened, discharge with the clear solution that does not have copper ion in the waste liquid jar, after finishing discharging, control processing terminal control outlet valve is closed, outlet valve is opened and the connecting valve is opened, copper-containing acid water continues to carry and all filters the reaction in the retort and reacts, form the automatic cycle that copper waste acid water replacement was educed copper and clear solution automatic discharge, the treatment effeciency of copper-containing acid water and the utilization ratio of educing copper have been improved, and avoid copper-containing acid water to directly discharge and cause the pollution to the environment in the environment.
Drawings
FIG. 1 is a schematic structural diagram of a copper-containing wastewater treatment system with two-stage filtration according to the present invention.
FIG. 2 is a schematic diagram of the control processing terminal and the connection valve, the detection device, the water inlet valve, the water outlet valve, the delivery water pump and the recovery water pump.
Fig. 3 is an enlarged view of a point a in fig. 1.
Detailed Description
Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the utility model is not intended to limit the scope of the utility model.
Fig. 1 to 3 are schematic structural diagrams of a copper-containing wastewater treatment system with two-stage filtration according to the present invention. A copper-containing wastewater treatment system with twice filtration comprises a waste liquid tank 10, a filtration reaction tank 20, a conveying pipe 30, a recycling pipe 40 and a control treatment terminal 50, wherein the waste liquid tank 10 is connected with a water outlet pipe 12 and a detection device 13 for detecting copper ions, the waste liquid tank 10 is connected with a filtration tank 70 through a connecting pipe 80, a first filtration net layer 71 which is obliquely arranged is arranged in the filtration tank 70, the connecting pipe 80 is provided with a connecting valve 81, a water inlet pipe 11 is arranged above the filtration tank 70, the water inlet pipe 11 is provided with a water inlet valve 111, the water outlet pipe 12 is provided with a water outlet valve 121, the waste liquid tank 10 is communicated with the upper end of the filtration reaction tank 20 through the conveying pipe 30, the conveying pipe 30 is provided with a conveying water pump 31, a stirring mechanism 22 driven by a motor 21 and a second filtration net layer 23 which is positioned below the stirring mechanism 22 are arranged in the filtration reaction tank 20, the top end of the filtration reaction tank 20 is provided with a material port 24, the lower end of the filtration reaction tank 20 is communicated with the waste liquid tank 10 through the recovery pipe 40, the recovery pipe 40 is provided with a recovery water pump 41, and the control processing terminal 50 is respectively connected with the connecting valve 81, the detection device 13, the water inlet valve 111, the water outlet valve 121, the conveying water pump 31 and the recovery water pump 41.
Firstly, the control processing terminal 50 controls the water inlet valve 111 to be opened, the copper-containing waste acid water enters the filtering tank 70 through the water inlet pipe 11, the first filtering net layer 71 in the filtering tank 70 filters large-particle pollutants and suspended matters of the copper-containing waste water, the large-particle pollutants and the suspended matters are directly filtered on the surface of the first filtering net layer 71 at first due to the inclined arrangement of the first filtering net layer 71 and move downwards along with the increase of the large-particle pollutants and the suspended matters until the large-particle pollutants and the suspended matters move to the bottom end of the first filtering net layer 71 to facilitate subsequent cleaning treatment, the control processing terminal 50 controls the connecting valve 81 to be opened, the copper-containing waste water after the first filtering is discharged into the waste water tank 10 (the waste water tank 10 is filled or 90 percent of the volume of the waste water tank 10 is filled), the control processing terminal 50 controls the connecting valve 81 and the water inlet valve 111 to be closed, then the control processing terminal 50 controls the water conveying pump 31 to convey the copper waste acid water into the filtering reaction tank 20, and simultaneously, a displacing agent (such as iron powder) is put into the material port 24, the motor 21 drives the stirring mechanism 22 to stir the copper waste acid water and the displacing agent, so that the copper waste acid water and the displacing agent fully react, the copper separated out after the reaction is filtered on the second filter screen layer 23 for the second time through the second filter screen layer 23, the solution after the reaction is stored in the filtering reaction tank 20 for a short time, the control processing terminal 50 controls the recovery water pump 41 to be opened, the solution after the reaction enters the waste liquid tank 10 through the recovery pipe 40 to form a circulation for displacing and separating the copper from the copper waste acid water, meanwhile, the detection equipment 13 detects whether copper ions exist in the solution in the waste liquid tank 10 or not and feeds back to the control processing terminal 50 all the time, when the detection equipment 13 detects that no copper ions exist in the solution in the waste liquid tank 10, the control processing terminal 50 controls the water outlet valve 121 to be opened to discharge the clear liquid without copper ions in the waste liquid tank 10, after the discharging is finished, the control processing terminal 50 controls the outlet valve 121 to be closed, the outlet valve 121 to be opened and the connecting valve 81 to be opened, the copper-containing acid water is continuously conveyed to the filtering reaction tank 20 to be reacted, an automatic circulation that copper waste acid water is displaced to precipitate copper and clear liquid is automatically discharged is formed, the processing efficiency of the copper-containing acid water and the utilization rate of precipitated copper are improved, and the copper-containing acid water is prevented from being directly discharged to the environment to pollute the environment.
It should be noted that the detector for detecting copper ions of the detection device 13 is located at the bottom of the waste liquid tank 10; the stirring mechanism 22 has a relatively slow stirring speed, and is used for the displacer to react with the copper-containing acid water sufficiently.
The second filter screen layer 23 divides the filter reaction tank 20 into a stirring reaction chamber 231 and a filter chamber 232, the stirring mechanism 22 is located in the stirring reaction chamber 231, the material port 24 is communicated with the stirring reaction chamber 231, the water inlet pipe 11 is communicated with the stirring reaction chamber 231, and the recovery pipe 40 is communicated with the filter chamber 232. The displacing agent enters the stirring reaction cavity 231 through the material port 24, the copper-containing acid water enters the stirring reaction cavity 231 through the water inlet pipe 11, and the stirring mechanism 22 is used for stirring the displacing agent and the copper-containing acid water to enable the displacing agent and the copper-containing acid water to fully react, so that copper is precipitated from the copper-containing acid water; the reacted solution enters the filter cavity 232 through the second filter screen layer 23, and finally the solution in the filter cavity 232 enters the waste liquid tank 10 again through the recovery pipe 40 to form a circulation.
The top end of the filtering reaction tank 20 is provided with an end cover 25 which is detachably connected, and the motor 21 and the stirring mechanism 22 are arranged on the end cover 25. For example, if the stirring mechanism 22 may need some maintenance after being used for a long time, the end cover 25 may be removed to perform maintenance and repair on the stirring mechanism 22; the end cover 25 has a larger caliber, and can be manually inserted into the filtering reaction tank 20 to clean and collect the copper on the second filtering net layer 23 and clean the second filtering net layer 23, or extend into the filtering reaction tank 20 through a mechanical wall of the machine to clean and collect the copper on the second filtering net layer 23 and clean the second filtering net layer 23.
The stirring mechanism 22 includes a rotating shaft 221 connected to the motor 21 and a plurality of stirring rods 222 located on an outer side wall of the rotating shaft 221. The motor 21 drives the rotating shaft 221 to rotate, so that the stirring rods 222 on the rotating shaft 221 slowly stir the copper-containing acid water and the displacing agent to fully react, and thus copper is separated out from the copper-containing acid water.
The motor 21 is fixed to the end cover 25 by a mounting base 60. The motor 21 is fixed to the mounting base 60 by screws, and the mounting base 60 is fixed to the end cover 25 by screws.
Compared with the prior art, the copper-containing wastewater treatment system with twice filtration provided by the utility model controls the water inlet valve 111 to be opened through the control treatment terminal 50, copper-containing waste acid water enters the filtration tank 70 through the water inlet pipe 11, the first filtration net layer 71 in the filtration tank 70 filters large-particle pollutants and suspended matters of the copper-containing wastewater, the copper-containing wastewater after the first filtration is discharged into the waste water tank 10, the control treatment terminal 50 controls the connection valve 81 and the water inlet valve 111 to be closed, then the control treatment terminal 50 controls the water conveying pump 31 to convey the copper waste acid water into the filtration reaction tank 20, and simultaneously, the displacing agent is put into the material port 24, the motor 21 drives the stirring mechanism 22 to stir the copper waste acid water and the displacing agent, so that the copper waste acid water and the displacing agent are fully reacted, and the copper separated out after the reaction is filtered on the second filtration net layer 23 through the second filtration net layer 23, the reacted solution is stored in the filtering reaction tank 20 for a short time, the control processing terminal 50 controls the recycling water pump 41 to be opened, the reacted solution enters the waste liquid tank 10 through the recycling pipe 40 to form a circulation of copper waste acid water displacement and copper precipitation, until the detection equipment 13 detects that no copper ions exist in the solution in the waste liquid tank 10, the control processing terminal 50 controls the water outlet valve 121 to be opened, with the clear solution to no copper ion in waste liquid jar 10 discharges, after the emission finishes, control processing terminal 50 control outlet valve 121 closes, outlet valve 121 opens and connecting valve 81 opens, copper-containing acid water continues to carry and all filters the reaction tank 20 in to react, form the automatic circulation that copper waste acid water replacement was deposited out copper and clear solution is automatic to be discharged, copper-containing acid water's treatment effeciency and the utilization ratio of depositing out copper have been improved, and avoid copper-containing acid water directly to discharge and cause the pollution to the environment in the environment.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.
Claims (5)
1. A copper-containing wastewater treatment system with twice filtration is characterized by comprising a waste liquid tank, a filtration reaction tank, a conveying pipe, a recycling pipe and a control treatment terminal, wherein the waste liquid tank is connected with a water outlet pipe and a detection device for detecting copper ions, the waste liquid tank is connected with a filtration tank through a connecting pipe, a first filter screen layer which is obliquely arranged is arranged in the filtration tank, the connecting pipe is provided with a connecting valve, a water inlet pipe is arranged above the filtration tank, the water inlet pipe is provided with a water inlet valve, the water outlet pipe is provided with a water outlet valve, the waste liquid tank is communicated with the upper end of the filtration reaction tank through the conveying pipe, the conveying pipe is provided with a conveying water pump, a stirring mechanism driven by a motor and a second filter screen layer which is positioned below the stirring mechanism are arranged in the filtration reaction tank, the top end of the filtration reaction tank is provided with a material port, and the lower end of the filtration reaction tank is communicated with the waste liquid tank through the recycling pipe, the recycling pipe is provided with a recycling water pump, and the control processing terminal is respectively connected with the connecting valve, the detection device, the water inlet valve, the water outlet valve, the conveying water pump and the recycling water pump.
2. The copper-containing wastewater treatment system with twice filtration according to claim 1, wherein the second filter screen layer divides the filtration reaction tank into a stirring reaction chamber and a filter chamber, the stirring mechanism is located in the stirring reaction chamber, the material port is communicated with the stirring reaction chamber, the water inlet pipe is communicated with the stirring reaction chamber, and the recovery pipe is communicated with the filter chamber.
3. The copper-containing wastewater treatment system with two-time filtration according to claim 1, wherein the filtration reaction tank is provided at a top end thereof with a detachably connected end cap, and the motor and the stirring mechanism are provided on the end cap.
4. The copper-containing wastewater treatment system with two-time filtration according to claim 1, wherein the stirring mechanism comprises a rotating shaft connected with the motor and a plurality of stirring rods positioned on the outer side wall of the rotating shaft.
5. The copper-containing wastewater treatment system with two-pass filtration according to claim 3, wherein the motor is fixed to the end cap by a mounting seat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122893674.7U CN216360437U (en) | 2021-11-23 | 2021-11-23 | Copper-containing wastewater treatment system with twice filtration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122893674.7U CN216360437U (en) | 2021-11-23 | 2021-11-23 | Copper-containing wastewater treatment system with twice filtration |
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| CN216360437U true CN216360437U (en) | 2022-04-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115043557A (en) * | 2022-08-12 | 2022-09-13 | 华南理工大学 | Assembled sludge and sewage treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115043557A (en) * | 2022-08-12 | 2022-09-13 | 华南理工大学 | Assembled sludge and sewage treatment system |
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