CN216236419U

CN216236419U - Electroplating wastewater treatment system

Info

Publication number: CN216236419U
Application number: CN202122872672.XU
Authority: CN
Inventors: 迟奎
Original assignee: Leqing Rongyu Sewage Processing Co ltd
Current assignee: Leqing Rongyu Sewage Processing Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to an electroplating wastewater treatment system relates to waste water treatment's technical field, and it includes the reaction tank, be fixed with first baffle, second baffle, baffle and backup pad in the reaction tank, first baffle the second baffle the baffle with the backup pad will jointly the reaction tank divides into water injection pond, oxidation pond, flocculation basin, sedimentation tank and separation tank, the upper end of baffle is provided with accepts the frame, be fixed with air pump and blast pipe on accepting the frame, the one end of blast pipe with the exhaust end intercommunication of air pump, and the other end extend to the bottom of flocculation tank. Blow to the flocculation basin through utilizing air pump and blast pipe for sewage in the flocculation basin can turn over and gush, realizes stirring turning over of sewage and medicament, thereby promotes the relative motion effect between sewage and the medicament, and then improves flocculation efficiency and effect.

Description

Electroplating wastewater treatment system

Technical Field

The application relates to the field of wastewater treatment, in particular to an electroplating wastewater treatment system.

Background

The electroplating wastewater treatment is a process for uniformly treating wastewater or waste liquid discharged from electroplating production, and generally comprises the steps of oxidation treatment, flocculation treatment, precipitation treatment, mud-water separation treatment and the like.

A sewage treatment system in the related art generally includes a reaction tank, a first partition plate and a second partition plate vertically fixed in the reaction tank, the first partition plate and the second partition plate being parallel, and the first partition plate and the second partition plate together dividing the interior of the reaction tank into a treatment tank, a sedimentation tank and a separation tank in order. The vertical fixedly connected with baffle in the treatment tank to the baffle is for tank and flocculation basin with the internal partition of treatment tank. Simultaneously, vertical fixedly connected with backup pad in the reservoir to the backup pad is water injection pond and oxidation pond with the inside partition of reservoir.

The upper end position of the side wall of the supporting plate is provided with a first drainage hole which is communicated with the water injection pool and the oxidation pool, and the lower end position of the side wall of the baffle plate is provided with a second drainage hole which is communicated with the oxidation pool and the flocculation pool. Meanwhile, a third drain hole for communicating the flocculation tank with the sedimentation tank is formed in the upper end position of the side wall of the first partition plate, and a fourth drain hole for communicating the sedimentation tank with the separation tank is formed in the upper end position of the side wall of the second partition plate. Meanwhile, the upper end position of the side wall of the reaction tank is provided with an overflow hole communicated with the separation tank and the outside, so that supernatant in the separation tank can be discharged.

When sewage is required to be treated, sewage is injected into the water injection tank, the medicament is put into the water injection tank, and then the sewage in the water injection tank enters the oxidation tank through the first drain hole. Then, the chemical is put into the oxidation pond, and then the sewage in the oxidation pond enters the flocculation pond through the second drain hole. At this time, the chemicals are put into the flocculation tank, and the sewage is flocculated with the chemicals, and then the sewage in the flocculation tank enters the sedimentation tank through the third drain hole. And then, the sewage in the sedimentation tank enters the separation tank through the fourth drain hole, and the supernatant in the separation tank is discharged through the overflow hole, so that the sewage is treated.

In view of the above-mentioned related art, when the agent is thrown into the flocculation tank, the relative motion effect between the agent and the sewage is poor, thereby affecting the flocculation efficiency and requiring improvement.

SUMMERY OF THE UTILITY MODEL

In order to improve flocculation efficiency, the application provides an electroplating wastewater treatment system.

The application provides an electroplating wastewater treatment system adopts following technical scheme:

the utility model provides an electroplating wastewater treatment system, includes the reaction tank, be fixed with first baffle, second baffle, baffle and backup pad in the reaction tank, first baffle the second baffle the baffle with the backup pad will jointly the reaction tank divides into water injection pond, oxidation pond, flocculation basin, sedimentation tank and separation tank, the upper end of baffle is provided with the accepting frame, be fixed with air pump and blast pipe on the accepting frame, the one end of blast pipe with the exhaust end intercommunication of air pump, and the other end extend to the bottom in flocculation basin.

Through adopting above-mentioned technical scheme, after the medicine drops into the flocculation basin, blow to the flocculation basin in through utilizing air pump and blast pipe. At the moment, sewage in the flocculation tank is turned over and gushes under the action of gas, so that the sewage and the medicament are turned and stirred. The design can promote the relative motion effect between the sewage and the medicament, and improve the contact chance and the contact area of the sewage and the medicament, thereby improving the flocculation efficiency and the flocculation effect.

Optionally, a medicine box is fixed on the receiving frame, and the medicine box is communicated with the exhaust pipe through a vertically arranged medicine discharge pipe.

Through adopting above-mentioned technical scheme, when the medicament in the medicine box enters into the blast pipe through arranging the pencil, the gas in the blast pipe can drive the medicament and enter into the flocculation basin fast to the realization is to the quick operation of offeing medicine of medicament, and then improves flocculation efficiency.

Optionally, the outer wall of the exhaust pipe is uniformly provided with a plurality of discharge holes.

Through adopting above-mentioned technical scheme, through setting up the discharge hole for medicament and gas in the exhaust pipe can discharge through a plurality of discharge holes, increase the contact opportunity and the area of contact of medicament and gas and sewage, thereby further improve the flocculation effect.

Optionally, the receiving frame is horizontally slidably connected to the baffle, and a driving member for driving the receiving frame to move horizontally is disposed on the baffle.

Through adopting above-mentioned technical scheme, through setting up the accepting frame that can horizontal motion for the blast pipe can be in flocculation basin reciprocating motion, can increase the contact opportunity and the area of contact of medicament and gas and sewage, can promote the relative motion effect of sewage and medicament again, thereby further improve the flocculation effect.

Optionally, the bottom of flocculation basin is vertical to be rotated and is connected with the (mixing) shaft, fixed cover is equipped with a plurality of stirring wheels on the (mixing) shaft, be provided with in the flocculation basin and be used for the drive (mixing) shaft pivoted management and control mechanism.

Through adopting above-mentioned technical scheme, when the medicament got into the flocculation basin, drive the (mixing) shaft through management and control mechanism and drive a plurality of stirring wheels and rotate, then a plurality of stirring wheels can mix stirring sewage and medicament. The design can improve the mixing effect of sewage and the medicament, and can also promote the relative motion effect of sewage and the medicament, thereby further improving the flocculation efficiency and the flocculation effect.

Optionally, the control mechanism includes a rack horizontally fixed on the side wall of the support frame and a gear fixedly sleeved on the upper end of the stirring shaft, and the gear is engaged with the rack.

By adopting the technical scheme, when the bearing frame drives the rack to horizontally reciprocate, the rack can drive the gear to drive the stirring shaft to rotate in a reciprocating manner. Through setting up simple structure, simple operation, the stable management and control mechanism of drive effect, realize the fast rotation of (mixing) shaft to improve the stirring effect to sewage and medicament. Meanwhile, when the bearing frame reciprocates, the automatic rotation of the stirring shaft can be realized, the driving source can be saved, the linkage effect among all the parts can be improved, and the resource utilization efficiency can be improved. Simultaneously, the stirring wheel can reciprocating motion, breaks the law of motion of sewage and medicament, is showing the relative motion effect that promotes sewage and medicament to further improve flocculation efficiency and effect.

Optionally, the blades of the stirring wheel are arranged in an inclined manner.

Through adopting above-mentioned technical scheme, can promote sewage along the relative motion effect of the axial direction of (mixing) shaft, can promote sewage again along the motion effect of the circumferential direction of (mixing) shaft to improve the mixed effect of sewage and medicament, and then improve the flocculation effect.

Optionally, the bottom of accepting the frame is fixed with the nozzle, just the water spray end of nozzle is down, the bottom in flocculation basin is provided with the water pump, the drainage end intercommunication of water pump has flexible drinking-water pipe, just the drinking-water pipe with the nozzle intercommunication.

Through adopting above-mentioned technical scheme, extract the sewage in the flocculation basin through the water pump, then sewage enters into in the nozzle through the drinking-water pipe. Then, the sewage is sprayed out through the nozzle and flows back to the flocculation tank, so that the circulation of the sewage is realized. The design can promote the flowing effect of sewage, improve the contact chance of sewage and medicament, thereby further improving the flocculation effect.

In summary, the present application includes at least one of the following beneficial technical effects:

the air pump and the exhaust pipe are used for blowing air into the flocculation tank, so that sewage in the flocculation tank can be turned over and gushed, the stirring of the sewage and the medicament is realized, the relative motion effect between the sewage and the medicament is promoted, and the flocculation efficiency and effect are improved;

by arranging the bearing frame capable of horizontally moving, the exhaust pipe can reciprocate in the flocculation tank, so that the contact chance and the contact area of the medicament and the gas with the sewage can be increased, the relative movement effect of the sewage and the medicament can be promoted, and the flocculation effect is further improved;

drive the (mixing) shaft through management and control mechanism and drive a plurality of stirring wheels and rotate, then a plurality of stirring wheels can mix the stirring to sewage and medicament, improve the mixed effect of sewage and medicament, can also promote the relative motion effect of sewage and medicament to further improve flocculation efficiency and effect.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic diagram of the structure of a reaction cell in the example of the present application.

FIG. 3 is a schematic view of the internal structure of a reaction cell in the example of the present application.

Fig. 4 is an enlarged schematic view of the region a in fig. 3.

Description of reference numerals: 1. a reaction tank; 2. a first separator; 3. a second separator; 4. a treatment tank; 41. a water storage tank; 411. a water injection pool; 412. an oxidation pond; 42. a flocculation tank; 5. a sedimentation tank; 6. a separation tank; 7. a baffle plate; 8. a support plate; 9. a first drain hole; 10. a second drain hole; 11. a third drain hole; 12. a fourth drain hole; 13. an overflow aperture; 14. a receiving frame; 15. a nozzle; 16. a water pump; 17. a water pumping pipe; 18. a drive member; 19. an air pump; 20. an exhaust pipe; 21. a medicine chest; 22. a medicine discharge pipe; 23. a valve; 24. a discharge hole; 25. a stirring shaft; 26. a stirring wheel; 27. a management and control mechanism; 271. a rack; 272. a gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses electroplating effluent disposal system. Referring to fig. 1 and 2, the electroplating wastewater treatment system comprises a reaction tank 1, wherein a first partition plate 2 and a second partition plate 3 are vertically and fixedly connected to the bottom wall of the reaction tank 1, the first partition plate 2 and the second partition plate 3 are parallel, and the first partition plate 2 and the second partition plate 3 jointly and sequentially divide the interior of the reaction tank 1 into a treatment tank 4, a sedimentation tank 5 and a separation tank 6.

Referring to fig. 1 and 2, a baffle 7 is fixedly and vertically connected to the bottom wall of the treatment tank 4, and the baffle 7 partitions the interior of the treatment tank 4 into a storage tank 41 and a flocculation tank 42. Meanwhile, a support plate 8 is vertically and fixedly connected to the bottom wall of the water storage tank 41, and the support plate 8 partitions the interior of the water storage tank 41 into a water injection tank 411 and an oxidation tank 412.

Referring to fig. 1 and 2, a first drain hole 9 is opened at an upper end position of a side wall of the support plate 8, and the first drain hole 9 communicates the water injection tank 411 with the oxidation tank 412. The lower end of the side wall of the baffle 7 is provided with a second drainage hole 10, and the second drainage hole 10 communicates the oxidation pond 412 with the flocculation pond 42.

Referring to fig. 1 and 2, a third drainage hole 11 is formed at the upper end of the side wall of the first partition plate 2, and the flocculation tank 42 is communicated with the sedimentation tank 5 through the third drainage hole 11. A fourth drain hole 12 for communicating the sedimentation tank 5 with the separation tank 6 is formed at the upper end of the side wall of the second partition plate 3, so that the sewage in the sedimentation tank 5 can enter the separation tank 6 through the fourth drain hole 12.

Referring to fig. 1 and 2, an overflow hole 13 is formed at an upper end of a side wall of the reaction tank 1, and the overflow hole 13 communicates the separation tank 6 with the outside. When sewage constantly enters the separation tank 6, supernatant in the separation tank 6 can be discharged through the overflow holes 13, so that the sewage is separated and treated.

When sewage needs to be treated, sewage is injected into the water injection pool 411, and meanwhile, a medicament is put into the water injection pool 411, and then the medicament and the sewage are subjected to oxidation reaction. As the sewage is continuously injected, the sewage in the water injection tank 411 overflows into the oxidation tank 412 through the first drain hole 9. Subsequently, the chemical is put into the oxidation pond 412, and then the chemical and the sewage undergo oxidation reaction again, and then the sewage in the oxidation pond 412 enters the flocculation pond 42 through the second drain hole 10.

At this time, the chemicals are put into the flocculation tank 42, and then the chemicals flocculate with the sewage, and the sewage flows into the flocculation tank 42 continuously, and the sewage in the flocculation tank 42 overflows into the sedimentation tank 5 through the third drain hole 11. Then, the sewage is settled in the sedimentation tank 5, and as the sewage is continuously flushed into the sedimentation tank 5, the sewage in the sedimentation tank 5 is flushed into the separation tank 6 through the fourth drain hole 12. Then, the supernatant in the separation tank 6 is discharged through the overflow hole 13, thereby realizing the treatment of the sewage.

Referring to fig. 3 and 4, the upper end of the baffle 7 is provided with a receiving frame 14, the bottom of the receiving frame 14 is fixedly connected with a nozzle 15 positioned above the flocculation tank 42, and the water spraying end of the nozzle 15 faces downwards. Meanwhile, the bottom of the flocculation tank 42 is provided with a water pump 16, the water discharge end of the water pump 16 is fixedly communicated with a flexible water pumping pipe 17, and one end of the water pumping pipe 17 far away from the water pump 16 is communicated with the nozzle 15.

After the sewage enters the flocculation tank 42, the sewage in the flocculation tank 42 is pumped by the water pump 16, and then enters the nozzle 15 through the water pumping pipe 17. Subsequently, the sewage is sprayed out through the nozzle 15 and then flows back to the flocculation tank 42, so that the sewage can be circulated, the contact opportunity of the sewage and the medicament is improved, and the flocculation effect is improved.

Referring to fig. 3 and 4, the receiving frame 14 is horizontally slidably connected to the baffle 7, so that the sewage sprayed from the nozzle 15 can flow back to a plurality of positions of the flocculation tank 42, and the contact area between the sewage and the chemicals is increased. Meanwhile, the baffle 7 is provided with a driving part 18 for driving the receiving frame 14 to move horizontally, the driving part 18 can adopt an air cylinder or an electric push rod, and the telescopic end of the air cylinder or the electric push rod is fixedly connected with the receiving frame 14, so that stable driving force is provided for the movement of the receiving frame 14.

Referring to fig. 3 and 4, an air pump 19 and an exhaust pipe 20 are fixedly connected to the receiving frame 14, and one end of the exhaust pipe 20 is communicated with an exhaust end of the air pump 19, so that the gas generated by the air pump 19 can be exhausted through the exhaust pipe 20. Meanwhile, one end of the exhaust pipe 20, which is far away from the air pump 19, extends to the bottom of the flocculation tank 42, so that the gas exhausted by the exhaust pipe 20 can stir the sewage in the flocculation tank 42, and the relative movement effect of the sewage and the medicament is improved.

Referring to fig. 3 and 4, a medicine box 21 is fixedly connected to the receiving frame 14 to store medicines. Meanwhile, a medicine discharge pipe 22 is fixedly connected vertically to the bottom of the medicine box 21, and the medicine discharge pipe 22 communicates with the medicine box 21, so that the medicines in the medicine box 21 can be discharged through the medicine discharge pipe 22. Meanwhile, a valve 23 is arranged on the medicine discharge pipe 22 to realize the control of opening and closing of the port of the medicine discharge pipe 22.

Referring to fig. 3 and 4, the lower end of the drug discharge pipe 22 is communicated with the exhaust pipe 20, and when the drug in the drug box 21 enters the exhaust pipe 20 through the drug discharge pipe 22, the gas in the exhaust pipe 20 can drive the drug to rapidly enter the flocculation tank 42, so as to achieve rapid drug administration operation on the drug. Meanwhile, a plurality of discharge holes 24 are uniformly formed in the outer wall of the exhaust pipe 20, so that the chemicals or gas can be discharged through the discharge holes 24, and the contact opportunity and contact area between the chemicals and gas and the sewage are increased.

When the sewage is flocculated, the chemicals in the chemical box 21 enter the exhaust pipe 20 through the chemical discharge pipe 22, then the air generated by the air pump 19 blows air into the flocculation tank 42 through the exhaust pipe 20, and meanwhile, the chemicals enter the flocculation tank 42 under the driving of the air. Subsequently, the bearing frame 14 is driven by the driving part 18 to drive the air pump 19, the exhaust pipe 20 and other components to horizontally reciprocate, so that the gas and the medicament can be fully contacted with the sewage in the flocculation tank 42, the relative motion effect of the sewage and the gas is improved, and the flocculation efficiency and the flocculation effect are further improved.

Referring to fig. 3 and 4, the bottom of the flocculation tank 42 is vertically and rotatably connected with a stirring shaft 25, a plurality of stirring wheels 26 are fixedly sleeved on the stirring shaft 25, the stirring wheels 26 are uniformly distributed along the axial direction of the stirring shaft 25, and blades of each stirring wheel 26 are arranged in an inclined manner. Meanwhile, a control mechanism 27 for driving the stirring shaft 25 to rotate is arranged in the flocculation tank 42.

Referring to fig. 3 and 4, the regulating mechanism 27 includes a rack 271 horizontally and fixedly connected to the side wall of the receiving frame 14, a gear 272 is fixedly sleeved on the upper end of the stirring shaft 25, and the gear 272 is engaged with the rack 271. When the receiving frame 14 drives the rack 271 to horizontally reciprocate, the rack 271 can drive the gear 272 to drive the stirring shaft 25 to rotate in a reciprocating manner, and at the moment, the stirring shaft 25 can drive the stirring wheels 26 to rotate, so that the sewage is stirred.

The implementation principle of the electroplating wastewater treatment system in the embodiment of the application is as follows: when sewage enters the flocculation tank 42, the chemicals in the chemical box 21 enter the exhaust pipe 20 through the chemical discharge pipe 22, then the air generated by the air pump 19 blows air into the flocculation tank 42 through the exhaust pipe 20, and meanwhile, the chemicals enter the flocculation tank 42 under the driving of the air. Then, the receiving frame 14 is driven by the driving part 18 to drive the air pump 19, the exhaust pipe 20 and other components to horizontally reciprocate, and then the gas and the medicament enter the flocculation tank 42 and cause the sewage in the flocculation tank 42 to turn over and swell, so that the sewage in the flocculation tank 42 is turned over and stirred. Meanwhile, the rack 271 drives the gear 272 to drive the stirring shaft 25 to rotate in a reciprocating manner, so that the stirring shaft 25 drives the stirring wheels 26 to rotate, the sewage is stirred, and the flocculation efficiency and effect are improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electroplating effluent treatment system, includes reaction tank (1), reaction tank (1) internal fixation has first baffle (2), second baffle (3), baffle (7) and backup pad (8), first baffle (2), second baffle (3), baffle (7) and backup pad (8) will jointly reaction tank (1) divide into water injection pond (411), oxidation pond (412), flocculation basin (42), sedimentation tank (5) and separation tank (6), its characterized in that: the upper end of baffle (7) is provided with accepts frame (14), accept and be fixed with air pump (19) and blast pipe (20) on frame (14), the one end of blast pipe (20) with the exhaust end intercommunication of air pump (19), and the other end extend to the bottom of flocculation basin (42).

2. The electroplating wastewater treatment system according to claim 1, wherein: a medicine box (21) is fixed on the receiving frame (14), and the medicine box (21) is communicated with the exhaust pipe (20) through a vertically arranged medicine discharge pipe (22).

3. An electroplating wastewater treatment system according to claim 2, characterized in that: the outer wall of the exhaust pipe (20) is uniformly provided with a plurality of discharge holes (24).

4. The electroplating wastewater treatment system according to claim 1, wherein: the bearing frame (14) is horizontally connected with the baffle (7) in a sliding mode, and a driving piece (18) used for driving the bearing frame (14) to move horizontally is arranged on the baffle (7).

5. An electroplating wastewater treatment system according to claim 4, characterized in that: the vertical rotation in bottom of flocculation basin (42) is connected with (mixing) shaft (25), fixed cover is equipped with a plurality of stirring wheels (26) on (mixing) shaft (25), be provided with in flocculation basin (42) and be used for the drive (mixing) shaft (25) pivoted management and control mechanism (27).

6. An electroplating wastewater treatment system according to claim 5, characterized in that: the management and control mechanism (27) comprises a rack (271) horizontally fixed on the side wall of the bearing frame (14) and a gear (272) fixedly sleeved on the upper end part of the stirring shaft (25), and the gear (272) is meshed with the rack (271).

7. An electroplating wastewater treatment system according to claim 5, characterized in that: the blades of the stirring wheel (26) are arranged in an inclined manner.

8. An electroplating wastewater treatment system according to claim 4, characterized in that: the bottom of accepting frame (14) is fixed with nozzle (15), just the water spray end of nozzle (15) is provided with water pump (16) down, the bottom of flocculation basin (42), the drainage end intercommunication of water pump (16) has flexible drinking-water pipe (17), just drinking-water pipe (17) with nozzle (15) intercommunication.