CN219526359U

CN219526359U - Heavy metal filtering device for industrial wastewater

Info

Publication number: CN219526359U
Application number: CN202320943569.6U
Authority: CN
Inventors: 叶少灵
Original assignee: Shenzhen Jinchuang Environmental Protection Engineering Co ltd
Current assignee: Shenzhen Jinchuang Environmental Protection Engineering Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-08-15
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a heavy metal filtering device for industrial wastewater, which comprises a box body, a limiting rod and a baffle plate, wherein the limiting rod is fixedly connected to the outer wall of one side of the box body, water outlets are formed in the positions, located between the limiting rods, of the box body, the limiting rods are specifically two and mutually parallel, sliding blocks are fixedly connected to the two sides of the baffle plate, and the sliding blocks can directionally slide along sliding grooves on the inner sides of the limiting rods at the two ends. This a heavy metal filter equipment for industrial waste water, through starting the second pneumatic cylinder, the second pneumatic cylinder passes through the second hydraulic stem and drives the filter screen plate and descend, until heavy metal deposit upper end, the first pneumatic cylinder of restarting, the first pneumatic cylinder is retracted through first hydraulic stem and is driven the baffle to descend, the discharge bottom line of outlet is confirmed according to the height that the filter screen plate is located, then with the waste water after filtering quick discharge, because the lower floor is less with the mixed water of heavy metal deposit, even if consequently, the filter screen blocks up, also can not produce too much influence to the discharge process.

Description

Heavy metal filtering device for industrial wastewater

Technical Field

The utility model relates to the technical field of industrial wastewater treatment, in particular to a heavy metal filtering device for industrial wastewater.

Background

Heavy metal wastewater generally comes from industrial production wastewater of mechanical manufacture, chemical industry, electroplating, mining and metallurgy and the like, particularly, the rinse wastewater and plating bath waste liquid containing heavy metals such as chromium, cadmium, copper, zinc, nickel and the like and cyanide are discharged in the electroplating process, and the heavy metal wastewater is discharged without treatment, so that the heavy metal wastewater is extremely harmful to the environment and human beings. The current treatment modes for heavy metal wastewater mainly comprise a membrane separation method, a chemical precipitation method, an adsorption method and an electrochemical method, wherein the chemical precipitation method is a process of adding a precipitant/alkali/sulfide and the like into heavy metal wastewater, performing chemical reaction to form a poorly soluble compound, thereby precipitating, and separating out a precipitate by filtering, centrifuging and other methods.

At present, when heavy metal wastewater is treated by adopting a chemical precipitation method, heavy metal precipitates appear in wastewater after a reactant is added, the heavy metal precipitates are filtered and discharged, so that heavy metal pollution is avoided, and when the corresponding drainage filtration is carried out by the existing filtering device, the filtering holes are easily blocked by the heavy metal precipitates, so that the subsequent filtering efficiency is influenced. For this purpose, we propose a heavy metal filtration device for industrial wastewater.

Disclosure of Invention

The utility model mainly aims to provide a heavy metal filtering device for industrial wastewater, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a heavy metal filter equipment for industrial waste water, includes the box, still includes gag lever post and baffle, box one side outer wall fixedly connected with gag lever post, the position that the box is located between the gag lever post is equipped with the outlet, the gag lever post is two and mutual parallel arrangement in particular, baffle both sides fixedly connected with slider, the slider can be followed the inboard spout of both ends gag lever post and is directed sliding, baffle top one side fixedly connected with arc, baffle lower extreme fixedly connected with first hydraulic stem, box bottom both sides fixedly connected with backup pad, backup pad outer wall fixedly connected with can drive the flexible first pneumatic cylinder of first hydraulic stem, box top end fixed mounting has the second pneumatic cylinder, second pneumatic cylinder end connection has the second hydraulic stem, the terminal fixedly connected with U type frame of second hydraulic stem, U type frame lower extreme fixedly connected with filters the otter board.

Further, a sealing gasket is adhered to one side of the baffle close to the box body.

Further, the filter screen plate is formed by connecting a frame with an inner filter screen.

Further, the bottom end of the box body is fixedly provided with a motor, the power output end of the motor is connected with the power input end of the stirring paddle, and the stirring paddle is positioned at the bottom side inside the box body.

Compared with the prior art, the utility model has the following beneficial effects: through starting the second pneumatic cylinder, the second pneumatic cylinder drives the filter screen board through the second hydraulic stem and descends, until heavy metal deposit upper end, and the first pneumatic cylinder of restarting, first pneumatic cylinder is retracted through first hydraulic stem and is driven the baffle and descend, and the discharge bottom line of outlet is confirmed to the height that is located according to the filter screen board, and then discharges the waste water after filtering fast, because lower floor and heavy metal deposit mixed water are less, even if the filter screen blocks up, also can not produce too much influence to the discharge process.

Drawings

Fig. 1 is a schematic view showing the overall appearance of a heavy metal filtering apparatus for industrial wastewater according to the present utility model.

FIG. 2 is a schematic cross-sectional view of a heavy metal filtration device for industrial wastewater according to the present utility model.

FIG. 3 is a schematic diagram of a screen plate of a heavy metal filtration device for industrial wastewater according to the present utility model.

In the figure: 1. a case; 2. a limit rod; 3. a baffle; 4. a slide block; 5. a sealing gasket; 6. an arc-shaped plate; 7. a first hydraulic lever; 8. a first hydraulic cylinder; 9. a support plate; 10. a second hydraulic cylinder; 11. a second hydraulic lever; 12. a U-shaped frame; 13. a filter screen plate; 14. a motor; 15. stirring paddles.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a heavy metal filtering device for industrial wastewater, the heavy metal filtering device comprises a box body 1, and further comprises a limiting rod 2 and a baffle 3, wherein the limiting rod 2 is fixedly connected to the outer wall of one side of the box body 1, a water outlet is formed in the position, between the limiting rods 2, of the box body 1, the limiting rods 2 are specifically two and mutually parallel, sliding blocks 4 are fixedly connected to two sides of the baffle 3, the sliding blocks 4 can directionally slide along sliding grooves in the inner sides of the limiting rods 2 at two ends, an arc plate 6 is fixedly connected to one side of the top end of the baffle 3, a first hydraulic rod 7 is fixedly connected to the lower end of the baffle 3, a supporting plate 9 is fixedly connected to the two sides of the bottom end of the box body 1, a first hydraulic cylinder 8 capable of driving the first hydraulic rod 7 to stretch out and draw back is fixedly arranged on the outer wall of the supporting plate 9, a second hydraulic cylinder 10 is fixedly connected to the top end of the box body 1, a second hydraulic rod 11 is fixedly connected to the end of the second hydraulic rod 11, a U-shaped frame 12 is fixedly connected to the end of the second hydraulic rod 11, and a filtering screen 13 is fixedly connected to the lower end of the U-shaped frame 12.

Wherein, a sealing gasket 5 is adhered to one side of the baffle 3 close to the box body 1; the gasket 5 improves the sealing of the baffle 3 to the drain opening in the housing 1.

Wherein, the filter screen plate 13 is formed by connecting a frame with an inner filter screen; and starting the second hydraulic cylinder 10, and driving the filter screen plate 13 to descend by the second hydraulic rod 11 through the second hydraulic cylinder 10 until the heavy metal sediment is at the upper end.

The bottom end of the box body 1 is fixedly provided with a motor 14, the power output end of the motor 14 is connected with the power input end of a stirring paddle 15, and the stirring paddle 15 is positioned at the bottom side inside the box body 1; by starting the motor 14, the motor 14 drives the stirring paddle 15 to rotate, so that the mixing of the wastewater and the treating agent is accelerated.

It should be noted that, the utility model is a heavy metal filtering device for industrial waste water, when in operation, the feed port cover at the top end of the device box body 1 is opened, discharged heavy metal waste water is led into the box body 1 through the feed port, and then heavy metal capturing agent is added, the heavy metal capturing agent can be synthesized by adopting a grafting copolymerization technology, can be strongly chelated with heavy metal ions to form insoluble sediment, the heavy metal sediment is fully settled and accumulated at the bottom side of the interior of the box body 1, at the moment, the second hydraulic cylinder 10 is started, the second hydraulic cylinder 10 drives the filter screen plate 13 to descend through the second hydraulic rod 11 until the upper end of the heavy metal sediment is reached, the first hydraulic cylinder 8 is started again, the first hydraulic cylinder 8 drives the baffle plate 3 to descend through the retraction of the first hydraulic rod 7, the discharge bottom line of the water outlet is determined according to the height of the filter screen plate 13, and then the filtered waste water is rapidly discharged, and the filter screen is less in water mixed with the heavy metal sediment, so that even if the filter screen is blocked, the filter screen is not excessively influenced.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Heavy metal filtering device for industrial wastewater, comprising a box body (1), and being characterized in that: still include gag lever post (2) and baffle (3), box (1) one side outer wall fixedly connected with gag lever post (2), the position that box (1) is located between gag lever post (2) is equipped with the outlet, gag lever post (2) are specifically two and mutual parallel arrangement, baffle (3) both sides fixedly connected with slider (4), slider (4) can follow both ends gag lever post (2) inboard spout and carry out directional slip, baffle (3) top one side fixedly connected with arc (6), baffle (3) lower extreme fixedly connected with first hydraulic stem (7), box (1) bottom both sides fixedly connected with backup pad (9), backup pad (9) outer wall fixed mounting has first pneumatic cylinder (8) that can drive first hydraulic stem (7) flexible, box (1) top fixedly have second pneumatic cylinder (10), second pneumatic cylinder (10) end connection has second hydraulic stem (11), second hydraulic stem (11) end fixedly connected with U type frame (12), U type frame (12) fixedly connected with filter screen plate (13).

2. A heavy metal filtering device for industrial wastewater according to claim 1, wherein: one side of the baffle plate (3) close to the box body (1) is adhered with a sealing gasket (5).

3. A heavy metal filtering device for industrial wastewater according to claim 1, wherein: the filter screen plate (13) is formed by connecting a frame with an inner filter screen.

4. A heavy metal filtering device for industrial wastewater according to claim 1, wherein: the stirring device is characterized in that a motor (14) is fixedly arranged at the bottom end of the box body (1), the power output end of the motor (14) is connected with the power input end of a stirring paddle (15), and the stirring paddle (15) is positioned at the bottom side inside the box body (1).