CN216808430U

CN216808430U - Electroplating wastewater pretreatment reaction device

Info

Publication number: CN216808430U
Application number: CN202220578167.6U
Authority: CN
Inventors: 李楠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-06-24
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses an electroplating wastewater pretreatment reaction device, which comprises a wastewater reaction tank, wherein a liquid inlet cylinder is communicated and arranged at the upper end of one side of the wastewater reaction tank, a wastewater pipe is arranged at one end of the liquid inlet cylinder, a first-stage filter screen is arranged inside the liquid inlet cylinder, a cleaning mechanism is arranged on the first-stage filter screen, a driving mechanism is arranged at the top of the wastewater reaction tank, a stirring shaft is arranged inside the wastewater reaction tank, a plurality of blades are arranged on the stirring shaft, the cleaning mechanism and the stirring shaft are both connected with the driving mechanism, a reaction outlet is arranged at the lower end of one side of the wastewater reaction tank, a drain outlet is arranged at the lower end of the other side of the wastewater reaction tank, a secondary filtering mechanism is arranged between the drain outlet and the reaction outlet, valves are arranged on the drain outlet and the reaction outlet, and a dosing mechanism is arranged on the wastewater reaction tank. The utility model is used for pretreatment reaction of electroplating wastewater by arranging a series of structures, can reduce pollution of the electroplating wastewater, realizes recycling, saves energy, protects environment, and reduces production and operation cost.

Description

Electroplating wastewater pretreatment reaction device

Technical Field

The utility model relates to the technical field of electroplating wastewater pretreatment, in particular to a reaction device for electroplating wastewater pretreatment.

Background

Along with the continuous improvement of economic level and the continuous progress of science and technology, environmental protection consciousness and wastewater discharge requirement improve, and the source of electroplating effluent generally is: (1) cleaning water for the plated part; (2) a waste plating solution; (3) other waste waters including flushing the floor of the shop, scrubbing the polar plates, aeration equipment condensation, and various bath liquids and drains that "run, spill, drip, leak" due to bath leakage or improper operation and management; (4) the equipment cools the water, and the cooling water is not polluted except for temperature rise in the using process. The water quality and the water quantity of the electroplating wastewater, the process conditions of electroplating production, the production load, the operation management, the water using mode and other factors.

At present, the direct discharge of electroplating wastewater not only causes serious resource waste, but also causes great pollution and damage to the environment due to the wastewater discharge, and the electroplating wastewater treatment equipment is in long-term operation, and the filter screen causes the reduction of the operation efficiency of the treatment equipment and the deterioration of the treatment effect due to factors such as blockage, and the single treatment equipment has high operation cost and poor practicability.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a reaction device for pretreating electroplating wastewater, so as to solve the problems mentioned above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electroplating wastewater pretreatment of reaction unit, includes the waste water retort, the upper end intercommunication of waste water retort one side is equipped with the feed liquor barrel, the one end of feed liquor barrel is equipped with the waste pipe, the inside of feed liquor barrel is equipped with the one-level filter screen, be equipped with clearance mechanism on the one-level filter screen, the top of waste water retort is equipped with actuating mechanism, the inside of waste water retort is equipped with the (mixing) shaft, be equipped with a plurality of blades on the (mixing) shaft, clearance mechanism and (mixing) shaft all are connected with actuating mechanism, the lower extreme of waste water retort one side is equipped with the reaction outlet, the lower extreme of waste water retort opposite side is equipped with the drain, be equipped with second grade filtering mechanism between drain and the reaction outlet, all be equipped with the valve on drain and the reaction outlet, be equipped with medicine mechanism on the waste water retort.

Preferably, clearance mechanism includes trace, clearance board, a brush and clearance mouth, is provided with the trace on the one-level filter screen, and the one end and the actuating mechanism of trace are connected, and the other end of trace runs through the one-level filter screen and is connected with the clearance board, and one side of clearance board is equipped with a brush, and the bottom of feed liquor barrel of a brush below is equipped with the clearance mouth, is equipped with the valve on the clearance mouth.

Preferably, actuating mechanism includes servo motor, drive case, bevel gear, connecting rod and No. two bevel gears, and the top is equipped with the drive case in the waste water retort, and the inside rotation of drive case is equipped with bevel gear and No. two bevel gears that the meshing set up, and the top of waste water retort is equipped with servo motor, and servo motor's output passes through the connecting rod and is connected with bevel gear, and one side and the one end of trace of No. two bevel gears are connected, and the top and the bevel gear of (mixing) shaft are connected.

Preferably, the dosing mechanism comprises a liquid medicine tank and a dosing pipe, the top of the wastewater reaction tank is provided with the liquid medicine tank, the upper end of one side of the wastewater reaction tank is provided with a dosing port, the lower end of one side of the liquid medicine tank is connected with the dosing port through the dosing pipe, and the dosing pipe is provided with an electromagnetic valve and a flowmeter.

Preferably, the second-stage filtering mechanism comprises a second-stage filter screen and a blockage clearing mechanism, the second-stage filter screen is arranged inside the wastewater reaction tank between the sewage draining outlet and the reaction outlet, and the blockage clearing mechanism is arranged on the second-stage filter screen.

Preferably, clear stifled mechanism includes connecting plate and No. two brushes, and on the second grade filter screen was located in the rotation of the bottom of (mixing) shaft, the lower extreme of (mixing) shaft was equipped with the connecting plate, and the bottom of connecting plate is equipped with the No. two brushes with the contact of second grade filter screen.

Preferably, the filter mesh openings of the primary filter screen are larger than the filter mesh openings of the secondary filter screen.

Compared with the prior art, the utility model has the beneficial effects that:

1. this electroplating effluent preliminary treatment reaction unit, through the waste water retort and the cooperation of feed liquor barrel that set up for electroplating effluent's preliminary treatment reaction uses, through the preliminary treatment to electroplating effluent, can reduce electroplating effluent's pollution, can realize the recycling of resource through electroplating effluent treatment then, and energy-conservation, environmental protection reduce production and running cost, and the practicality is stronger.

2. This electroplating wastewater pretreatment of reaction unit through setting up the second grade filter screen in one-level filter screen and the waste water reaction jar in advancing the liquid barrel, realizes electroplating wastewater's multistage reaction filtration treatment, and electroplating wastewater pretreatment of water effect is better.

3. This electroplating effluent pretreatment of water reaction unit through No. two brushes on setting up a brush, the second grade filter screen on the one-level filter screen, clears up one-level filter screen and second grade filter screen, guarantees filter screen filter effect, increase of service life.

4. This electroplating wastewater pretreatment of reaction unit through servo motor, a bevel gear, No. two bevel gears that set up on the waste water retort, with trace, the (mixing) shaft cooperation, realizes the same drive of reaction stirring and one-level filter screen, the clearance of second grade filter screen, and the functionality is stronger.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic view showing the internal structure of a wastewater reaction tank in example 1 of the present invention;

fig. 3 is a schematic structural view of a liquid inlet cylinder in embodiment 1 of the utility model;

FIG. 4 is a schematic structural view of a drive case in embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of a two-stage filter screen in embodiment 2 of the present invention.

In the figure: 1. a wastewater reaction tank; 2. a liquid inlet cylinder; 21. a waste pipe; 22. a first-stage filter screen; 23. a linkage rod; 24. cleaning the plate; 25. a first brush; 26. cleaning the opening; 3. a servo motor; 31. a drive box; 32. a first bevel gear; 33. a connecting rod; 34. a second bevel gear; 4. a stirring shaft; 5. a blade; 6. a liquid medicine tank; 61. a medicine feeding pipe; 7. a reaction outlet; 8. a sewage draining outlet; 9. a second-stage filter screen; 10. a connecting plate; 11. and a second hair brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 to 4, the reaction device for pretreatment of electroplating wastewater of the present embodiment comprises a wastewater reaction tank 1, wherein the upper end of one side of the wastewater reaction tank 1 is communicated with a liquid inlet cylinder 2, one end of the liquid inlet cylinder 2 is provided with a wastewater pipe 21, the liquid inlet cylinder 2 is internally provided with a primary filter screen 22, the primary filter screen 22 is provided with a cleaning mechanism, the top of the wastewater reaction tank 1 is provided with a driving mechanism, the wastewater reaction tank 1 is internally provided with a stirring shaft 4, the stirring shaft 4 is provided with a plurality of blades 5, the cleaning mechanism and the stirring shaft 4 are both connected with the driving mechanism, the lower end of one side of the wastewater reaction tank 1 is provided with a reaction outlet 7, the lower end of the other side of the wastewater reaction tank 1 is provided with a sewage outlet 8, a secondary filtering mechanism is arranged between the sewage outlet 8 and the reaction outlet 7, both the sewage outlet 8 and the reaction outlet 7 are provided with valves, the wastewater reaction tank 1 is provided with a dosing mechanism, and the wastewater reaction tank 1 is matched with the liquid inlet cylinder 2, the pretreatment reaction for the electroplating wastewater can reduce the pollution of the electroplating wastewater through the pretreatment of the electroplating wastewater, and then the resource can be recycled through the electroplating wastewater treatment, so that the pretreatment reaction is energy-saving and environment-friendly, the production and operation cost is reduced, and the practicability is stronger.

It is specific, clearance mechanism includes trace 23, cleaning plate 24, a brush 25 and clearance mouth 26, be provided with trace 23 on the one-level filter screen 22, the one end and the actuating mechanism of trace 23 are connected, the other end of trace 23 runs through one-level filter screen 22 and is connected with cleaning plate 24, one side of cleaning plate 24 is equipped with a brush 25, the bottom of feed liquor barrel 2 of a brush 25 below is equipped with clearance mouth 26, be equipped with the valve on clearance mouth 26, through opening the valve on the clearance mouth 26, can carry out periodic clearance to the inside of feed liquor barrel 2, through the clearance to one-level filter screen 22, avoid one-level filter screen 22 to block up.

Further, actuating mechanism includes servo motor 3, drive box 31, bevel gear 32, connecting rod 33 and No. two bevel gears 34, the top is equipped with drive box 31 in the waste water retort 1, the inside rotation of drive box 31 is equipped with bevel gear 32 and No. two bevel gears 34 that the meshing set up, the top of waste water retort 1 is equipped with servo motor 3, servo motor 3's output passes through connecting rod 33 and is connected with bevel gear 32, one side and the one end of trace 23 of No. two bevel gears 34 are connected, the top and the bevel gear 32 of (mixing) shaft 4 are connected, realize the same drive of reaction stirring and the clearance of one-level filter screen 22, the functionality is stronger.

Further, add the medicine mechanism and include liquid medicine jar 6 and add pencil 61, the top of waste water retort 1 is equipped with liquid medicine jar 6, and the upper end of 1 one side of waste water retort is equipped with the medicine mouth, and the lower extreme of 6 one sides of liquid medicine jar is connected with adding the medicine mouth through adding pencil 61, is equipped with solenoid valve and flowmeter on the medicine pipe 61, conveniently adds the medicine to 1 inside of waste water retort.

The using method of the embodiment comprises the following steps: waste water generated by electroplating enters the interior of the liquid inlet cylinder body 2 through the waste water pipe 21, the waste water is subjected to primary filtration through the primary filter screen 22 and then enters the waste water reaction tank 1, the electromagnetic valve on the chemical feeding pipe 61 is opened, chemicals in the chemical feeding tank 6 are added into the waste water reaction tank 1 through the chemical feeding port through the chemical feeding pipe 61, the servo motor 3 drives the first bevel gear 32 in the driving box 31 to rotate through the connecting rod 33 to drive the second bevel gear 34 meshed with the first bevel gear to rotate, the rotation of the first bevel gear 32 drives the stirring shaft 4 and the blades 5 to rotate in the waste water reaction tank 1 to stir and mix the solution in the waste water reaction tank 1, the second bevel gear 34 rotates to drive the linkage rod 23 to rotate, the linkage rod 23 rotates to drive the cleaning plate 24 and the first brush 25 to rotate, the primary filter screen 22 in the liquid inlet cylinder body 2 is cleaned and prevented from being blocked by the first brush 25, and the waste water is subjected to chemical mixing reaction in the waste water reaction tank 1, the wastewater is discharged from the reaction outlet 7, the pollution of the electroplating wastewater can be reduced by pretreating the electroplating wastewater, and then the resources can be recycled by treating the electroplating wastewater, so that the wastewater treatment device is energy-saving and environment-friendly, reduces the production and operation costs, and has stronger practicability.

Example 2

The structure of the reaction device for pretreating electroplating wastewater in this embodiment is substantially the same as that of the reaction device for pretreating electroplating wastewater in embodiment 1, except that: the secondary filtering mechanism comprises a secondary filter screen 9 and a blockage removing mechanism (see figure 5). Waste water retort 1 inside between drain 8 and the reaction outlet 7 is equipped with second grade filter screen 9, is equipped with on the second grade filter screen 9 and clears up stifled mechanism, and solution in the waste water retort 1 is discharged by reaction outlet 7 after passing through second grade filter screen 9 and filtering, opens the valve on the drain 8, can be with the sewage discharge in the waste water retort 1, realizes electroplating effluent's multistage reaction filtration treatment, and electroplating effluent preliminary treatment effect is better.

Specifically, clear stifled mechanism includes connecting plate 10 and No. two brushes 11, the bottom of (mixing) shaft 4 is rotated and is located on second grade filter screen 9, the lower extreme of (mixing) shaft 4 is equipped with connecting plate 10, the bottom of connecting plate 10 is equipped with No. two brushes 11 with the contact of second grade filter screen 9, (mixing) shaft 4 pivoted in-process drives connecting plate 10 and No. two brushes 11 and rotates, clear up stifled to second grade filter screen 9, guarantee filter screen filter effect, increase of service life, realize the same drive of reaction stirring and filter screen clearance, the functionality is stronger.

Furthermore, the filter mesh holes of the first-level filter screen 22 are larger than those of the second-level filter screen 9, so that the waste water filtering effect is better.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an electroplating wastewater pretreatment reaction unit, includes waste water retort (1), its characterized in that: the waste water reaction tank is characterized in that a liquid inlet cylinder (2) is communicated with the upper end of one side of the waste water reaction tank (1), a waste water pipe (21) is arranged at one end of the liquid inlet cylinder (2), a primary filter screen (22) is arranged inside the liquid inlet cylinder (2), a cleaning mechanism is arranged on the primary filter screen (22), a driving mechanism is arranged at the top of the waste water reaction tank (1), a stirring shaft (4) is arranged inside the waste water reaction tank (1), a plurality of blades (5) are arranged on the stirring shaft (4), the cleaning mechanism and the stirring shaft (4) are both connected with the driving mechanism, a reaction outlet (7) is arranged at the lower end of one side of the waste water reaction tank (1), a drain outlet (8) is arranged at the lower end of the other side of the waste water reaction tank (1), a secondary filtering mechanism is arranged between the drain outlet (8) and the reaction outlet (7), and valves are arranged on the drain outlet (8) and the reaction outlet (7), and a dosing mechanism is arranged on the wastewater reaction tank (1).

2. The reaction device for pretreating electroplating wastewater according to claim 1, wherein: the cleaning mechanism comprises a linkage rod (23), a cleaning plate (24), a brush (25) and a cleaning port (26), the linkage rod (23) is arranged on the primary filter screen (22), one end of the linkage rod (23) is connected with the driving mechanism, the other end of the linkage rod (23) penetrates through the primary filter screen (22) and is connected with the cleaning plate (24), the brush (25) is arranged on one side of the cleaning plate (24), the cleaning port (26) is arranged at the bottom of the liquid inlet barrel body (2) below the brush (25), and a valve is arranged on the cleaning port (26).

3. The reaction device for pretreating electroplating wastewater according to claim 2, wherein: actuating mechanism includes servo motor (3), drive case (31), bevel gear (32) one number, connecting rod (33) and No. two bevel gear (34), the top is equipped with drive case (31) in waste water retort (1), the inside rotation of drive case (31) is equipped with bevel gear (32) one number and No. two bevel gear (34) that the meshing set up, the top of waste water retort (1) is equipped with servo motor (3), the output of servo motor (3) passes through connecting rod (33) and is connected with bevel gear (32) one number, one side and the one end of trace (23) of No. two bevel gear (34) are connected, the top and bevel gear (32) one number of (mixing) shaft (4) are connected.

4. The reaction device for pretreating electroplating wastewater according to claim 1, wherein: the medicine adding mechanism comprises a liquid medicine tank (6) and a medicine adding pipe (61), the top of the wastewater reaction tank (1) is provided with the liquid medicine tank (6), the upper end of one side of the wastewater reaction tank (1) is provided with a medicine adding opening, the lower end of one side of the liquid medicine tank (6) is connected with the medicine adding opening through the medicine adding pipe (61), and the medicine adding pipe (61) is provided with an electromagnetic valve and a flowmeter.

5. The reaction device for pretreating electroplating wastewater according to claim 1, wherein: the secondary filtering mechanism comprises a secondary filter screen (9) and a blockage clearing mechanism, the secondary filter screen (9) is arranged inside the wastewater reaction tank (1) between the sewage outlet (8) and the reaction outlet (7), and the blockage clearing mechanism is arranged on the secondary filter screen (9).

6. The reaction unit for pretreating plating wastewater according to claim 5, wherein: clear stifled mechanism includes connecting plate (10) and No. two brush (11), and on the bottom rotation of (mixing) shaft (4) was located second grade filter screen (9), the lower extreme of (mixing) shaft (4) was equipped with connecting plate (10), and the bottom of connecting plate (10) is equipped with No. two brush (11) with second grade filter screen (9) contact.

7. The reaction device for pretreating electroplating wastewater according to claim 6, wherein: the filter mesh opening of the first-level filter screen (22) is larger than the filter mesh opening of the second-level filter screen (9).