CN216236531U - Polishing powder effluent disposal system - Google Patents
Polishing powder effluent disposal system Download PDFInfo
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- CN216236531U CN216236531U CN202122795931.3U CN202122795931U CN216236531U CN 216236531 U CN216236531 U CN 216236531U CN 202122795931 U CN202122795931 U CN 202122795931U CN 216236531 U CN216236531 U CN 216236531U
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Abstract
The utility model discloses a polishing powder wastewater treatment system, wherein wastewater is conveyed to a wastewater adjusting tank, a wastewater lifting pump is arranged in the wastewater adjusting tank and used for pumping the wastewater in the wastewater adjusting tank into a pH adjusting tank, the pH adjusting tank is communicated with a magnetic medium coagulation reaction tank, the magnetic medium coagulation reaction tank is communicated with a magnetic medium sedimentation tank, a part of sludge at the bottom of the magnetic medium sedimentation tank is pumped out by a sludge pump and conveyed to a magnetic powder recovery machine, and the other part of sludge is pumped into the magnetic medium coagulation reaction tank; the magnetic powder recycling machine is used for separating magnetic powder from sludge, the recycled magnetic powder is sent to the magnetic medium coagulation reaction tank to continue to participate in reaction, and the sludge enters a subsequent sludge treatment system; clear water on the upper part of the magnetic medium sedimentation tank flows to the middle water tank, and the clear water lifting pump is arranged in the middle water tank and used for pumping out and discharging the clear water in the middle water tank or recycling the clear water. The utility model can reduce the occupied area of the solid-liquid separation unit, improve the precipitation efficiency, enable the effluent to be clearer and reduce the treatment load of the rear-end treatment unit.
Description
Technical Field
The utility model relates to a polishing powder wastewater treatment system, and belongs to the technical field of water treatment.
Background
The glass grinding process needs polishing powder to polish the glass molded at the front end of the glass production, so that the surface of the glass is smoother, and the glass sheet is polished to a corresponding thickness by polishing to be used on various devices. And meanwhile, after the glass is ground, the glass needs to be washed, polishing powder on the surface of the glass is washed away, and then the wastewater is pumped to a regulating reservoir of a wastewater station for collection and storage.
The existing glass polishing powder wastewater treatment system has large floor area, and the precipitation unit mainly aggregates particulate matters in wastewater into large flocs by adding a coagulant and then removes the large flocs by the precipitation unit.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides a polishing powder wastewater treatment system which can reduce the floor space of a solid-liquid separation unit, improve the precipitation efficiency, enable the effluent to be clearer and reduce the treatment load of a rear-end treatment unit.
The technical scheme adopted by the utility model is as follows:
a polishing powder wastewater treatment system comprises a wastewater adjusting tank, a wastewater lifting pump, a pH adjusting tank, a magnetic medium coagulation reaction tank, a magnetic medium sedimentation tank, a sludge pump, a magnetic powder recycling machine, an intermediate water tank and a clear water lifting pump, wherein wastewater is conveyed to the wastewater adjusting tank; the magnetic powder recycling machine is used for separating magnetic powder from sludge, the recycled magnetic powder is sent to the magnetic medium coagulation reaction tank to continue to participate in reaction, and the sludge enters a subsequent sludge treatment system; clear water at the upper part of the magnetic medium sedimentation tank flows to the middle water tank, and the clear water lifting pump is arranged in the middle water tank and used for pumping out and discharging the clear water in the middle water tank or recycling the clear water;
the magnetic medium sedimentation tank comprises a box body, a liquid inlet pipe is arranged above one side of the box body, a guide plate with an inverted L-shaped structure is arranged in the box body close to the liquid inlet pipe, a partition plate is arranged on the box body below the guide plate, two sludge accumulation hoppers are arranged on the plate body of the partition plate, sludge discharge pipes extending to the outer side of the box body are arranged at the bottoms of the two sludge accumulation hoppers and communicated with a sludge pump, a discharge pipe is arranged above the other side of the box body and communicated with a middle water tank, a liquid collection tank is arranged in the box body between the discharge pipe and the guide plate, the discharge pipe is communicated with the liquid collection tank, liquid inlets are arranged at the front end and the rear end of the liquid collection tank, a grating plate is arranged between the guide plate and the box body right below the liquid collection tank, a fixed block is arranged at the middle position of the top of the grating plate, and sedimentation inclined pipes are arranged on the grating plates at the two sides of the fixed block;
be provided with the mounting panel that corresponds with the fixed block at the top of box, be provided with the motor on the mounting panel, the executive spindle end of motor is provided with and has alternated the fixed block, the grid board extends to the pivot of grid board below, pivot and fixed block, the grid board all rotates to be connected and is provided with the driving gear in the pivot that lies in grid board below, it is provided with the driven spindle that extends to in the mud bucket to rotate to lie in two grid board bottoms that mud bucket central point put the top, be provided with the driven gear with driving gear engagement in two driven spindles, be provided with a plurality of connecting rod in the driven spindle that lies in the mud bucket, the end of connecting rod all inclines to be provided with the scraper blade with the laminating of mud bucket inner wall.
Preferably, a partition board is arranged in the magnetic medium coagulation reaction tank, and a material passing channel is reserved between the bottom end of the partition board and the bottom of the magnetic medium coagulation reaction tank; the sludge at the bottom of the magnetic medium sedimentation tank is pumped into the magnetic medium coagulation reaction tank by a sludge pump, and the recovered magnetic powder is conveyed into the magnetic medium coagulation reaction tank close to one side of the pH adjustment tank.
Preferably, a stirring device is arranged in each of the pH adjusting tank and the magnetic medium coagulation reaction tank positioned on the two sides of the partition plate.
Further preferably, level meters are arranged in the wastewater adjusting tank and the intermediate water tank.
Further preferably, a pH meter is provided in the pH adjustment tank.
Further preferably, a flow meter is arranged on the pipeline between the wastewater lifting pump and the pH adjusting tank.
The utility model has the beneficial effects that:
by adopting the magnetic coagulation sedimentation technology, the sludge separation speed is obviously improved, the occupied area is saved, the flocculation effect is good, and the wastewater treatment depth can be obviously improved; the method has the advantages of simple flow, simple and convenient operation, high treatment efficiency and low operation cost; partial sludge backflow is adopted to ensure that solid-liquid separation particles are larger, the synergistic effect is obvious, the formed floc particles are larger, the sedimentation is faster, and the effluent is cleaner;
the characteristic of magnetic field rapid separation of the magnetic coagulation sedimentation technology is utilized, the addition of the medicament is reduced, and the energy consumption and the treatment cost are saved; the magnetic medium sedimentation tank can prevent sludge accumulation and improve sludge discharge efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a magnetic medium sedimentation tank;
FIG. 3 is a side view of the sump;
the main reference numerals in the figures have the following meanings:
1. the device comprises a wastewater adjusting tank, 2, a wastewater lifting pump, 3, a pH adjusting tank, 4, a stirring device, 5, a magnetic medium coagulation reaction tank, 6, a magnetic medium sedimentation tank, 7, a sludge pump, 8, a magnetic powder recycling machine, 9, an intermediate water tank, 10, a clean water lifting pump, 11, a partition plate, 12, a liquid level meter, 13, a pH meter, 14, a flow meter, 61, a box body, 62, a liquid inlet pipe, 63, a guide plate, 64, a partition plate, 65, a sludge accumulation hopper, 66, a sludge discharge pipe, 67, a discharge pipe, 68, a liquid collection tank, 69, a grid plate, 610, a fixed block, 611, a sedimentation inclined pipe, 612, a mounting plate, 613, a motor, 614, a rotating shaft, 615, a driving gear, 616, a driven rotating shaft, 617, a driven gear, 618, a connecting rod, 619 and a scraper.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1-3: the system comprises a wastewater adjusting tank 1, a wastewater lifting pump 2, a pH adjusting tank 3, a magnetic medium coagulation reaction tank 5, a magnetic medium sedimentation tank 6, a sludge pump 7, a magnetic powder recycling machine 8, an intermediate water tank 9 and a clear water lifting pump 10, wherein the wastewater is conveyed to the wastewater adjusting tank 1, the wastewater lifting pump 2 is arranged in the wastewater adjusting tank 1 and is used for pumping the wastewater subjected to cache adjustment in the wastewater adjusting tank 1 into the pH adjusting tank 3, the pH adjusting tank 3 is communicated with the magnetic medium coagulation reaction tank 5, the magnetic medium coagulation reaction tank 5 is communicated with the magnetic medium sedimentation tank 6, one part of sludge at the bottom of the magnetic medium sedimentation tank 6 is pumped to the magnetic powder recycling machine 8 through the sludge pump 7, and the other part of sludge is pumped into the magnetic medium coagulation reaction tank 5; the magnetic powder recovery machine 8 is used for separating magnetic powder from sludge, the recovered magnetic powder is sent to the magnetic medium coagulation reaction tank 5 to continue to participate in reaction, and the sludge enters a subsequent sludge treatment system; clear water on the upper part of the magnetic medium sedimentation tank 5 flows to the middle water tank 9, and the clear water lift pump 10 is arranged in the middle water tank 9 and is used for pumping out and discharging the clear water in the middle water tank 9 or recycling the clear water;
the magnetic medium sedimentation tank comprises a tank body 61, a liquid inlet pipe 62 is arranged above one side of the tank body 61, a guide plate 63 with an inverted L-shaped structure is arranged in the tank body 61 close to the liquid inlet pipe 62, a partition plate 64 is arranged on the tank body 61 below the guide plate 63, two sludge accumulation hoppers 65 are arranged on the plate body of the partition plate 64, sludge discharge pipes 66 extending to the outer side of the tank body 61 are arranged at the bottoms of the two sludge accumulation hoppers 65, the sludge discharge pipes 66 are communicated with a sludge pump, a discharge pipe 67 is arranged above the other side of the tank body 61, the discharge pipe 67 is communicated with an intermediate water tank, a liquid collection tank 68 is arranged in the tank body 61 between the discharge pipe 67 and the guide plate 63, the discharge pipe 67 is communicated with the liquid collection tank 68, liquid inlets are arranged at the front end and the rear end of the liquid collection tank 68, a grating plate 69 is arranged between the guide plate 63 and the tank 61 under the liquid collection tank 68, and a fixing block 610 is arranged at the middle position of the top of the grating plate 69, the grating plates 69 on both sides of the fixed block 610 are provided with precipitation inclined pipes 611;
the top of the box body 61 is provided with a mounting plate 612 corresponding to the fixed block 610, the mounting plate 612 is provided with a motor 613, the tail end of an execution shaft of the motor 613 is provided with a rotating shaft 614 which penetrates through the fixed block 610 and the grid plate 69 and extends to the lower part of the grid plate 69, the rotating shaft 614 is rotatably connected with the fixed block 610 and the grid plate 69 and is provided with a driving gear 615 on the rotating shaft 614 positioned below the grid plate 69, the bottom of the grid plate 69 positioned above the central positions of the two mud hoppers 65 is rotatably provided with a driven rotating shaft 616 extending into the mud hoppers 65, the two driven rotating shafts 616 are provided with driven gears 617 engaged with the driving gear 615, the driven rotating shafts 616 positioned in the mud hoppers 65 are provided with a plurality of connecting rods 618, and the tail ends of the connecting rods 618 are obliquely provided with scrapers 619 attached to the inner walls of the mud hoppers 65.
A partition plate 11 is arranged in the magnetic medium coagulation reaction tank 5, and a material passing channel is reserved between the bottom end of the partition plate 11 and the bottom of the magnetic medium coagulation reaction tank 5; the sludge at the bottom of the magnetic medium sedimentation tank 6 is pumped into the magnetic medium coagulation reaction tank 5 by a sludge pump 7, and the recovered magnetic powder is conveyed into the magnetic medium coagulation reaction tank 5 close to one side of the pH adjusting tank 3.
Stirring devices 4 are arranged in the pH adjusting tank 3 and the magnetic medium coagulation reaction tank 5 positioned at two sides of the partition plate 11.
A pH meter 13 is provided in the pH adjustment tank 3.
A flow meter 14 is also arranged on the pipeline between the wastewater lifting pump 2 and the pH adjusting tank 3.
In practical application, wastewater is conveyed to a wastewater adjusting tank 1, wastewater after being buffered and adjusted in the wastewater adjusting tank 1 is pumped into a pH adjusting tank 3 by a wastewater lifting pump 2, a pH adjusting agent is added into the pH adjusting tank 3 and is mixed under the action of a stirring device 4, the wastewater after pH adjustment flows into a magnetic medium coagulation reaction tank 5, a certain amount of magnetic powder is added into the magnetic medium coagulation reaction tank 5, polyaluminium chloride (PAC) and Polyacrylamide (PAM) are added in a timed and quantitative manner and are fully mixed under the action of the stirring device 4, and positive ions generated by hydrolysis of a coagulant are gathered around colloid particles and magnetic powder particles with negative charges under the action of adsorption and neutralization; then, as the electrostatic repulsion disappears, the colloidal particles and the magnetic powder particles and the colloidal particles and the magnetic powder particles grow up through Van der Waals attraction; finally, the coagulants are further flocculated into large floccules to precipitate the magnetic medium through the bridging action of the flocculating agent, so that the wastewater flowing into the magnetic medium sedimentation tank 6 from the coagulation reaction tank 5 is precipitated in the magnetic medium sedimentation tank 6, a sludge pump 7 pumps out part of sludge at the bottom of the magnetic medium sedimentation tank 6 to a magnetic powder recycling machine 8, and the other part of sludge is pumped into the magnetic medium coagulation reaction tank 5; the magnetic powder recovery machine 8 is used for separating magnetic powder from sludge, the recovered magnetic powder is sent to the magnetic medium coagulation reaction tank 5 to continue to participate in reaction, and the sludge enters a subsequent sludge treatment system; clear water on the upper part of the magnetic medium sedimentation tank 5 flows to the middle water tank 9, and the clear water lift pump 10 is arranged in the middle water tank 9 and is used for pumping out and discharging the clear water in the middle water tank 9 or recycling the clear water;
in practical application, the motor 613 in the magnetic medium sedimentation tank 6 rotates slowly, so that on one hand, damage to the aggregate is prevented, on the other hand, the inner wall of the sludge accumulation hopper 65 can be cleaned, and accumulation of sludge caused by wall adhesion is prevented.
The above description is only a preferred embodiment of the present patent, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the inventive concept, and these modifications and decorations should also be regarded as the protection scope of the present patent.
Claims (6)
1. The utility model provides a polishing powder effluent disposal system, includes waste water equalizing basin, waste water elevator pump, pH adjusting tank, magnetic medium coagulation reaction tank, magnetic medium sedimentation tank, sludge pump, magnetic recovery machine, middle pond and clear water elevator pump, its characterized in that: the wastewater is conveyed to the wastewater adjusting tank, the wastewater lifting pump is arranged in the wastewater adjusting tank and is used for pumping the wastewater subjected to cache adjustment in the wastewater adjusting tank into the pH adjusting tank, the pH adjusting tank is communicated with the magnetic medium coagulation reaction tank, the magnetic medium coagulation reaction tank is communicated with the magnetic medium sedimentation tank, a part of sludge at the bottom of the magnetic medium sedimentation tank is pumped to the magnetic powder recycling machine through the sludge pump, and the other part of sludge is pumped into the magnetic medium coagulation reaction tank; the magnetic powder recycling machine is used for separating magnetic powder from sludge, the recycled magnetic powder is sent to a magnetic medium coagulation reaction tank to continue to participate in reaction, and the sludge enters a subsequent sludge treatment system; clear water at the upper part of the magnetic medium sedimentation tank flows to the intermediate water tank, and the clear water lifting pump is arranged in the intermediate water tank and used for pumping out and discharging the clear water in the intermediate water tank or recycling the clear water;
the magnetic medium sedimentation tank comprises a tank body, a liquid inlet pipe is arranged above one side of the tank body, a guide plate with an inverted L-shaped structure is arranged in the box body close to the liquid inlet pipe, a partition plate is arranged on the box body below the guide plate, two mud collecting hoppers are arranged on the plate body of the partition plate, the bottom parts of the two mud collecting hoppers are provided with mud discharging pipes which extend to the outer side of the box body, the mud discharging pipes are communicated with a mud pump, a discharge pipe is arranged above the other side of the box body, the discharge pipe is communicated with the middle water tank, a liquid collecting tank is arranged in the box body between the discharge pipe and the guide plate, the discharge pipe is communicated with the liquid collecting tank, liquid inlets are arranged at the front end and the rear end of the liquid collecting tank, a grid plate is arranged between the guide plate and the box body which are positioned right below the liquid collecting tank, a fixed block is arranged in the middle of the top of the grid plate, and precipitation inclined pipes are arranged on the grid plates on two sides of the fixed block;
be provided with the mounting panel that corresponds with the fixed block at the top of box, be provided with the motor on the mounting panel, the executive shaft end of motor is provided with the pivot of interlude fixed block, grid board and extending to grid board below, the pivot all rotates with fixed block, grid board and is connected and be provided with the driving gear in the pivot that lies in grid board below, rotates in the grid board bottom that lies in two sediment fill central point and puts the top and is provided with the driven spindle that extends to the sediment fill in, two be provided with driven gear with driving gear engagement in the driven spindle, be provided with a plurality of connecting rod in the driven spindle that lies in the sediment fill, the end of connecting rod all inclines to be provided with the scraper blade of laminating with the sediment fill inner wall.
2. The polishing powder wastewater treatment system according to claim 1, wherein a partition plate is arranged in the magnetic medium coagulation reaction tank, and a material passing channel is reserved between the bottom end of the partition plate and the bottom of the magnetic medium coagulation reaction tank; the sludge at the bottom of the magnetic medium sedimentation tank is pumped into the magnetic medium coagulation reaction tank by a sludge pump, and the recovered magnetic powder is conveyed into the magnetic medium coagulation reaction tank close to one side of the pH adjustment tank.
3. The polishing powder wastewater treatment system according to claim 2, wherein stirring devices are disposed in the pH adjustment tank and the magnetic medium coagulation reaction tanks disposed on both sides of the partition plate.
4. The polishing powder wastewater treatment system according to claim 1, wherein level meters are provided in both the wastewater conditioning tank and the intermediate tank.
5. The polishing powder wastewater treatment system according to claim 1, wherein a pH meter is provided in the pH adjustment tank.
6. The polishing powder wastewater treatment system according to claim 1, wherein a flow meter is further provided in a pipe between the wastewater lift pump and the pH adjustment tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795931.3U CN216236531U (en) | 2021-11-16 | 2021-11-16 | Polishing powder effluent disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795931.3U CN216236531U (en) | 2021-11-16 | 2021-11-16 | Polishing powder effluent disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216236531U true CN216236531U (en) | 2022-04-08 |
Family
ID=80941845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122795931.3U Active CN216236531U (en) | 2021-11-16 | 2021-11-16 | Polishing powder effluent disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216236531U (en) |
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2021
- 2021-11-16 CN CN202122795931.3U patent/CN216236531U/en active Active
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