CN215049288U

CN215049288U - Electroplating wastewater treatment system

Info

Publication number: CN215049288U
Application number: CN202120991572.6U
Authority: CN
Inventors: 庞坚挺
Original assignee: Tiantai Changhua Surface Treatment Co ltd
Current assignee: Tiantai Changhua Surface Treatment Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-07
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a wastewater treatment system, aiming at providing an electroplating wastewater treatment system, which is characterized in that the technical proposal is that the electroplating wastewater treatment system comprises a plurality of electroplating pools, a liquid conveying pipe, a reaction module and a water collecting tank, wherein the electroplating pools are communicated with the reaction module through the liquid conveying pipe; chemical module includes circular jar, is equipped with reacting chamber and filter chamber in the circular jar, is equipped with adjustable baffle between the bottom of reacting chamber and the top of filter chamber, is equipped with conveyor in the filter chamber, all be equipped with into on rectangular tank and the circular jar respectively, delivery port and dosing mouth are equipped with the suction pump between rectangular tank and the circular jar, and the catch basin is located second delivery port below, the utility model is suitable for a water treatment technical field.

Description

Electroplating wastewater treatment system

Technical Field

The utility model belongs to the technical field of water treatment, in particular to an electroplating wastewater treatment system.

Background

Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by using the principle of electrolysis, thereby preventing the oxidation (such as corrosion) of the metals, improving the wear resistance, conductivity, light reflection and corrosion resistance, and improving the appearance.

A large amount of industrial wastewater can be discharged in the electroplating production process, and a treatment system for the industrial wastewater in the electroplating process is not perfect enough at present, so that more harmful substances exist in the treated wastewater, and the environment is polluted to cause great harm to human health.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims to provide an electroplating wastewater treatment system with good treatment effect and less residual harmful substances in wastewater.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electroplating wastewater treatment system, includes a plurality of electroplating ponds, transfer line, reaction module and water catch bowl, through the transfer line intercommunication between a plurality of electroplating ponds and the reaction module, the reaction module includes physics module and chemical module, be equipped with first water inlet, first medicine mouth and the first delivery port of adding in the physics module, be equipped with second water inlet, second medicine mouth and second delivery port in the chemical module, transfer line and first water inlet intercommunication, be equipped with the suction pump between first delivery port and the second water inlet, the water catch bowl is located second delivery port below.

The utility model discloses further set up to: the utility model discloses a physical module, including the rectangle jar, be equipped with the drip chamber in the rectangle jar and spill over the room, the drip chamber with spill over fixed baffle that is equipped with between the room, the baffle up end is equipped with a plurality of overflows, the bottom of drip chamber is equipped with the backup pad, the bottom that spills over the room is equipped with first filter screen, the fixed first honeycomb panel that is equipped with in first filter screen bottom surface, backup pad one end is connected with the inner wall hinge of rectangle jar, and the other end and the equal fixed connection of first filter screen and first honeycomb panel, the backup pad below is equipped with adjusting device, it is equipped with the room that catchments to spill over the room below, first delivery port is located terminal surface under the room that catchments, the room lateral wall that catchments is equipped with first waste residue export.

The utility model discloses further set up to: adjusting device is including establishing the slide rail in the backup pad bottom surface, sliding connection has the slider on the slide rail, slider lower extreme hinge joint has the swinging arms, the other end and the rectangle tank bottoms face hinge of swinging arms are connected, the one end that the swinging arms is close to the rectangle tank carries out the belt drive through being equipped with first motor.

The utility model discloses further set up to: a first stirring device is arranged in the settling chamber, and a spraying device is arranged in the overflowing chamber.

The utility model discloses further set up to: the chemical module comprises a circular tank, a reaction chamber and a filter chamber are arranged in the circular tank, an adjustable baffle is arranged between the bottom end of the reaction chamber and the top end of the filter chamber, a conveying device is arranged in the filter chamber, a second filter screen is fixedly arranged on the bottom surface of the filter chamber, a second honeycomb plate is fixedly arranged on the bottom surface of the second filter screen, a discharge hopper is arranged below the second honeycomb plate, and a second water outlet is located on the lower end face of the discharge hopper.

The utility model discloses further set up to: the adjustable baffle includes two fixed plates and two movable plates, two all be equipped with threaded rod and fixed block in the movable plate, the inner wall fixed connection of fixed block and circular jar, threaded rod and fixed block threaded connection extend the surface of circular jar, and the fixed handle that is equipped with of end department, the one end and the fixed plate swing joint of fixed block are kept away from to the threaded rod.

The utility model discloses further set up to: conveying device includes transmission shaft and a plurality of helical blade, the fixed slag removal passageway that is equipped with in side of circular jar, slag removal passageway bottom surface are equipped with the export of second waste residue, the fixed second motor that is equipped with in slag removal passageway one side is kept away from to circular jar, transmission shaft one end extend circular jar and with second motor output shaft fixed connection, the other end is connected with slag removal passageway's lateral wall bearing.

The utility model discloses further set up to: the slag discharging channel is internally provided with a baffle which is movably connected with the transmission shaft, a plurality of elastic pieces are fixedly arranged between the baffle and the side wall of the slag discharging channel, and each elastic piece comprises a spring and a telescopic rod.

The utility model discloses further set up to: the reaction chamber is internally provided with a second stirring device, the side wall of the reaction chamber is provided with a sampling port, and the sampling port is provided with a sampling valve.

The utility model has the advantages that:

1. the electroplating wastewater is treated by the physical module and the chemical module, so that harmful substances in the wastewater can be effectively reduced, and the wastewater is physically precipitated and impurities are removed before being chemically treated, so that the influence of impurities insoluble in water in the wastewater on the subsequent chemical treatment is avoided, and the efficiency of the subsequent chemical treatment is effectively improved;

2. the physical module is divided into the settling chamber and the overflowing chamber, so that the filtering burden of the first filter screen can be effectively reduced, the service life of the first filter screen is prolonged, specifically, electroplating wastewater and a flocculating agent are introduced into the settling chamber, impurities insoluble in water in the electroplating wastewater are subjected to flocculation and precipitation, when the water level is higher than the overflowing opening, the electroplating wastewater with less impurities on the upper layer flows into the overflowing chamber from the overflowing opening, then enters the water collecting chamber through the filtering of the first filter screen, and is discharged from the first water outlet;

3. through dividing into reaction chamber and filter chamber with the chemical module, can improve electroplating effluent and chemical agent's reaction effect, and through setting up adjustable baffle between reaction chamber and filter chamber, open adjustable baffle after electroplating effluent fully reacts, thereby make electroplating effluent after the reaction enter into the filter chamber and realize solid-liquid separation, electroplating effluent after the processing is discharged the catch basin from the second delivery port on the play hopper, carry the slag discharging channel through conveyor is automatic simultaneously with the waste residue, and discharge from the second waste residue export, thereby effectual solid-liquid separation's efficiency has been improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

FIG. 4 is an enlarged view of the present invention at C in FIG. 1;

in the drawings: 1. an electroplating pool; 2. a transfusion tube; 3. a water collecting tank; 4. a first water inlet; 5. a first dosing port; 6. a first water outlet; 7. a second water inlet; 8. a second dosing port; 9. a second water outlet; 10. a water pump; 11. a rectangular tank; 12. a settling chamber; 13. an overflow chamber; 14. a partition plate; 140. an overflow outlet; 15. a support plate; 16. a first filter screen; 17. a first honeycomb panel; 18. an adjustment device; 180. a slide rail; 181. a slider; 182. a swing lever; 183. a first motor; 19. a water collection chamber; 20. a first waste residue outlet; 21. a waterproof curtain; 22. a first stirring device; 23. a spraying device; 24. a circular tank; 25. a reaction chamber; 26. a filtering chamber; 27. an adjustable baffle; 270. fixing a plate; 271. a movable plate; 272. a threaded rod; 273. a fixed block; 274. a handle; 28. a conveying device; 280. a drive shaft; 281. a helical blade; 29. a second filter screen; 30. a second cellular board; 31. a discharge hopper; 32. a slag discharge channel; 33. a second waste residue outlet; 34. a second motor; 35. a baffle plate; 36. an elastic member; 360. a spring; 361. a telescopic rod; 37. a second stirring device; 38. a sampling port; 39. and a sampling valve.

Detailed Description

The invention is further described in the following with reference to fig. 1 to 4 in a specific embodiment:

the utility model provides an electroplating effluent disposal system, includes a plurality of electroplating ponds 1, transfer line 2, reaction module and water catch bowl 3, through transfer line 2 intercommunication between a plurality of electroplating ponds 1 and the reaction module, the reaction module includes physics module and chemical module, be equipped with first water inlet 4, first medicine mouth 5 and first delivery port 6 in the physics module, be equipped with second water inlet 7, second medicine mouth 8 and second delivery port 9 on the chemical module, transfer line 2 and first water inlet 4 intercommunication, be equipped with suction pump 10 between first delivery port 6 and the second water inlet 7, water catch bowl 3 is located second delivery port 9 below, all is equipped with the valve between above-mentioned electroplating pond 1, physics module, chemical module and the water catch bowl 3.

By above-mentioned structure, handle electroplating effluent through physics module and chemical module, harmful substance in can effectual reduction waste water to carry out physics sediment and get rid of impurity earlier to it before carrying out chemical treatment to waste water, thereby avoid the influence of the impurity that is insoluble in water to chemical treatment afterwards in the waste water, effectively improve follow-up chemical treatment's efficiency.

As an optional implementation manner, the physical module includes a rectangular tank 11, a settling chamber 12 and an overflow chamber 13 are arranged in the rectangular tank 11, a partition 14 is fixedly arranged between the settling chamber 12 and the overflow chamber 13, the upper end surface of the partition 14 is provided with a plurality of overflow outlets 140, the bottom end of the settling chamber 12 is provided with a support plate 15, the bottom end of the overflow chamber 13 is provided with a first filter screen 16, the bottom surface of the first filter screen 16 is fixedly provided with a first cellular board 17, one end of the support plate 15 is hinged with the inner wall of the rectangular tank 11, the other end is fixedly connected with the first filter screen 16 and the first cellular board 17, an adjusting device 18 is arranged below the support plate 15, a water collecting chamber 19 is arranged below the overflow chamber 13, the first water outlet 6 is arranged on the lower end surface of the water collecting chamber 19, the side wall of the water collecting chamber 19 is provided with a first waste residue outlet 20, and the partition 14 and the top surface of the inner wall of the rectangular tank 11 are preferably integrally formed, the support plate 15 is preferably bonded to the first filter screen 16 and the first honeycomb plate 17, and the hinge connection between the support plate 15 and the inner wall of the rectangular tank 11 is preferably sealed.

The structure shows that the support plate 15 plays a role in supporting the electroplating wastewater in the settling chamber 12, and the electroplating wastewater is hinged with the inner wall of the rectangular tank 11, so that waste residues are conveniently discharged, specifically, the electroplating wastewater and a flocculating agent are introduced into the settling chamber 12 to flocculate and precipitate impurities insoluble in water in the electroplating wastewater, when the water level is higher than the overflow outlet 140, the electroplating wastewater with less impurities on the upper layer flows into the overflow chamber 13 from the overflow outlet 140, then enters the water collecting chamber 19 after being filtered by the first filter screen 16, and then is discharged from the first water outlet 6; when the waste residue is too much in the drip chamber 12, close first water inlet 4, put down the one side that is close to first waste residue export 20 with backup pad 15 through adjusting device 18, after the waste residue in drip chamber 12 all discharges from first waste residue export 20, rise backup pad 15 through adjusting device 18 again, wherein when discharging the waste residue, first filter screen 16 can also carry out filtration treatment to the waste residue, reduce the moisture in the waste residue, thereby avoid containing too much electroplating effluent in the waste residue, and the treatment effect is improved, wherein first honeycomb panel 17 can play the effect of support to first filter screen 16, improve the intensity and the stability of first filter screen 16.

As an optional embodiment, the adjusting device 18 includes a slide rail 180 disposed on the bottom surface of the supporting plate 15, a slide block 181 is slidably connected to the slide rail 180, a swing rod 182 is hinged to the lower end of the slide block 181, the other end of the swing rod 182 is hinged to the bottom surface of the rectangular tank 11, one end of the swing rod 182 close to the rectangular tank 11 is driven by a belt provided with a first motor 183, a waterproof curtain 21 is fixedly disposed on one side of the lower surface of the supporting plate 15 close to the water collecting chamber 19, the slide rail 180 is preferably connected to the supporting plate 15 by bolts, and the waterproof curtain 21 is preferably made of rubber.

It can be seen from the above structure that, the swing rod 182 is driven by the first motor 183, so that the sliding block 181 slides on the sliding rail 180, and the supporting plate 15 is put down close to the side close to the first waste residue outlet 20, the structure is simple, the control is easy, and the waterproof curtain 21 is arranged, so that the adjusting device 18 is prevented from being damaged due to the influence of electroplating waste water for a long time, and the service life of the adjusting device 18 is effectively prolonged.

As an optional embodiment, a first stirring device 22 is disposed in the settling chamber 12, a spraying device 23 is disposed in the overflow chamber 13, and a plurality of nozzles are preferably disposed on the spraying device 23 in multiple directions.

Can see out by above-mentioned structure, through set up first agitating unit 22 in precipitation chamber 12, can improve the mixed effect between flocculating agent and the electroplating effluent to effectively improve the result of use of flocculating agent, spray set 23 can play the effect of clearance to overflowing chamber 13 and filter screen, and diversified a plurality of nozzle that sets up simultaneously can effectively improve abluent effect.

As an optional implementation manner, the chemical module includes a circular tank 24, a reaction chamber 25 and a filter chamber 26 are arranged in the circular tank 24, an adjustable baffle 27 is arranged between the bottom end of the reaction chamber 25 and the top end of the filter chamber 26, a conveying device 28 is arranged in the filter chamber 26, a second filter screen 29 is fixedly arranged on the bottom surface of the filter chamber 26, a second cellular board 30 is fixedly arranged on the bottom surface of the second filter screen 29, a discharge hopper 31 is arranged below the second cellular board 30, a second water outlet 9 is located on the lower end surface of the discharge hopper 31, the adjustable baffle 27 is preferably connected with the inner wall of the reaction chamber 25 by bolts, the second filter screen 29 is preferably connected with the second cellular board 30 by adhesion, and is preferably connected with the inner wall of the filter chamber 26 by bolts, and the discharge hopper 31 and the circular tank 24 are preferably integrally formed.

It can be seen from the above structure that, through dividing into reaction chamber 25 and filter chamber 26 with the chemical module, can improve the reaction effect of electroplating effluent and chemical agent, and through set up adjustable baffle 27 between reaction chamber 25 and filter chamber 26, open adjustable baffle 27 after electroplating effluent fully reacts, thereby make the electroplating effluent after the reaction enter into filter chamber 26 and realize solid-liquid separation, electroplating effluent after the processing discharges to collecting basin 3 from second delivery port 9 on the hopper 31, carry waste residue to slag discharge passageway 32 automatically through conveyor 28 simultaneously, and discharge from second waste residue export 33, thereby effectual solid-liquid separation's efficiency has been improved.

As an alternative embodiment, the adjustable baffle 27 includes two fixed plates 270 and two movable plates 271, a threaded rod 272 and a fixed block 273 are respectively disposed in the two movable plates 271, the fixed block 273 is fixedly connected to the inner wall of the circular tank 24, the threaded rod 272 is in threaded connection with the fixed block 273 and extends out of the outer surface of the circular tank 24, a handle 274 is fixedly disposed at an end of the threaded rod 272, one end of the threaded rod 272, which is far from the fixed block 273, is movably connected to the movable plates 271, the fixed plates 270 and the fixed block 273 are preferably connected to the inner wall of the circular tank 24 by bolts, the threaded rod 272 is preferably connected to the handle 274 by bolts, and the threaded rod 272 is preferably connected to the movable plates 271 by bearings.

Can see by above-mentioned structure, be adjustable through the baffle 35 with setting up between reaction chamber 25 and the filter chamber 26, improved the convenience of handling electroplating effluent, can drive threaded rod 272 through rotating handle 274, threaded rod 272 receives the effect of fixed block 273 to threaded rod 272 adjusts movable plate 271, realizes opening and close, simple structure, and the simple operation has effectively improved work efficiency.

As an optional embodiment, the conveying device 28 includes a transmission shaft 280 and a plurality of spiral blades 281, a slag discharge channel 32 is fixedly disposed on a side surface of the circular tank 24, a second slag outlet 33 is disposed on a bottom surface of the slag discharge channel 32, a second motor 34 is fixedly disposed on a side of the circular tank 24 away from the slag discharge channel 32, one end of the transmission shaft 280 extends out of the circular tank 24 and is fixedly connected with an output shaft of the second motor 34, and the other end is connected with a side wall bearing of the slag discharge channel 32, and the spiral blades 281 and the transmission shaft 280 are preferably welded.

It can be seen from the above structure that the conveying device 28 automatically conveys the waste residue to the slag discharge channel 32 and discharges the waste residue from the second waste residue outlet 33, thereby effectively improving the efficiency of solid-liquid separation, and specifically, the transmission shaft 280 is driven by the second motor 34, so that the helical blades 281 push the waste residue to move towards the slag discharge channel 32, thereby realizing the automatic discharge of the waste residue from the second waste residue outlet 33.

As an optional embodiment, a baffle 35 is disposed in the slag discharging passage 32, the baffle 35 is movably connected to the transmission shaft 280, a plurality of elastic members 36 are fixedly disposed between the baffle 35 and the sidewall of the slag discharging passage 32, each elastic member 36 includes a spring 360 and an expansion link 361, and the fixed connections are preferably adhesive connections.

It can be seen from above-mentioned structure, through baffle 35 and elastic component 36, make when helical blade 281 pushes the waste residue to slag discharge channel 32, receive stopping of baffle 35, thereby carry out once extrusion to the waste residue, can be further go out the water analysis in the waste residue, improve the filter effect, elastic component 36 adopts spring 360 and telescopic link 361 simultaneously, improve elastic component 36's structural strength and stability through telescopic link 361, avoid baffle 35 to take place the jamming when being promoted, thereby influence slag discharge channel 32's sediment efficiency.

In an alternative embodiment, a second stirring device 37 is disposed in the reaction chamber 25, a sampling port 38 is disposed on a sidewall of the reaction chamber 25, a sampling valve 39 is disposed on the sampling port 38, and the sampling valve 39 is preferably welded.

It can be seen from above-mentioned structure that can improve the mixed effect between chemical agent and the electroplating effluent in the reacting chamber 25 through second agitating unit 37 to effectively improve reaction effect between them, improve electroplating effluent's treatment effect promptly, and sample connection 38 and sample valve 39's design can detect electroplating effluent before opening adjustable baffle 27, after according with emission standard, open adjustable baffle 27 again, thereby avoid not handling complete electroplating effluent and discharge, avoid causing the pollution of environment.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an electroplating wastewater treatment system, includes a plurality of electroplating ponds (1), transfer line (2), reaction module and collecting basin (3), communicate characterized by through transfer line (2) between a plurality of electroplating ponds (1) and the reaction module: the reaction module includes physics module and chemical module, be equipped with first water inlet (4), first medicine mouth (5) and first delivery port (6) on the physics module, be equipped with second water inlet (7), second medicine mouth (8) and second delivery port (9) on the chemical module, transfer line (2) and first water inlet (4) intercommunication, be equipped with suction pump (10) between first delivery port (6) and second water inlet (7), catch basin (3) are located second delivery port (9) below.

2. The electroplating wastewater treatment system according to claim 1, wherein: the physical module comprises a rectangular tank (11), a settling chamber (12) and an overflow chamber (13) are arranged in the rectangular tank (11), a partition plate (14) is fixedly arranged between the settling chamber (12) and the overflow chamber (13), the upper end face of the partition plate (14) is provided with a plurality of overflow outlets (140), the bottom end of the settling chamber (12) is provided with a support plate (15), the bottom end of the overflow chamber (13) is provided with a first filter screen (16), the bottom face of the first filter screen (16) is fixedly provided with a first cellular board (17), one end of the support plate (15) is hinged with the inner wall of the rectangular tank (11), the other end of the support plate is fixedly connected with the first filter screen (16) and the first cellular board (17), an adjusting device (18) is arranged below the support plate (15), a water collecting chamber (19) is arranged below the overflow chamber (13), and the first water outlet (6) is arranged on the lower end face of the water collecting chamber (19), the side wall of the water collecting chamber (19) is provided with a first waste residue outlet (20).

3. An electroplating wastewater treatment system according to claim 2, characterized in that: adjusting device (18) is including establishing slide rail (180) in backup pad (15) bottom surface, sliding connection has slider (181) on slide rail (180), slider (181) lower extreme hinge is connected with swinging arms (182), the other end and the rectangle jar (11) bottom surface hinge of swinging arms (182) are connected, the belt drive is carried out through being equipped with first motor (183) to the one end that swinging arms (182) are close to rectangle jar (11), backup pad (15) lower surface is close to one side fixed waterproof curtain (21) that is equipped with of drip chamber (19).

4. An electroplating wastewater treatment system according to claim 3, characterized in that: a first stirring device (22) is arranged in the settling chamber (12), and a spraying device (23) is arranged in the overflowing chamber (13).

5. The electroplating wastewater treatment system according to claim 1, wherein: the chemical module includes circular jar (24), be equipped with reaction chamber (25) and filter chamber (26) in circular jar (24), be equipped with adjustable baffle (27) between the bottom of reaction chamber (25) and the top of filter chamber (26), be equipped with conveyor (28) in filter chamber (26), filter chamber (26) bottom surface is fixed and is equipped with second filter screen (29), second filter screen (29) bottom surface is fixed and is equipped with second honeycomb panel (30), second honeycomb panel (30) below is equipped with out hopper (31), and second delivery port (9) are located hopper (31) lower terminal surface.

6. An electroplating wastewater treatment system according to claim 5, characterized in that: adjustable baffle (27) include two and decide board (270) and two board (271), two all be equipped with threaded rod (272) and fixed block (273) in board (271), the inner wall fixed connection of fixed block (273) and circular jar (24), threaded rod (272) and fixed block (273) threaded connection extend the surface of circular jar (24), and end department is fixed and is equipped with handle (274), the one end and board (271) swing joint of fixed block (273) are kept away from in threaded rod (272).

7. An electroplating wastewater treatment system according to claim 6, characterized in that: conveyor (28) include transmission shaft (280) and a plurality of helical blade (281), the fixed slag removal passageway (32) that is equipped with in side of circular jar (24), slag removal passageway (32) bottom surface are equipped with second waste residue export (33), circular jar (24) are kept away from slag removal passageway (32) one side and are fixed and are equipped with second motor (34), transmission shaft (280) one end extend circular jar (24) and with second motor (34) output shaft fixed connection, the other end is connected with the lateral wall bearing of slag removal passageway (32).

8. An electroplating wastewater treatment system according to claim 7, characterized in that: be equipped with baffle (35) in row's sediment passageway (32), baffle (35) and transmission shaft (280) swing joint, and with fixed being equipped with a plurality of elastic component (36) between the lateral wall of row's sediment passageway (32), elastic component (36) include spring (360) and telescopic link (361).

9. An electroplating wastewater treatment system according to claim 5, characterized in that: the reaction chamber (25) is internally provided with a second stirring device (37), the side wall of the reaction chamber (25) is provided with a sampling port (38), and the sampling port (38) is provided with a sampling valve (39).