CN220589091U - Purification device for metal heat treatment wastewater - Google Patents

Abstract

The utility model discloses a purification device for metal heat treatment wastewater, which belongs to the technical field of sewage treatment. A purification device for metal heat treatment wastewater, including a box body with a filter plate fixedly connected to it, and a scraper slidingly connected to the filter plate, with the contact end of the scraper fitting the upper surface of the filter plate; slidingly connected to the filter plate The splitter plate in the box, wherein the splitter plate is fixedly connected with a high-pressure nozzle, the high-pressure nozzle is arranged below the filter plate, and the working end of the high-pressure nozzle matches the scraper; on the one hand, the utility model can use the scraper to clean the surface of the filter plate Scraping can reduce the dirt and sediment covered on the surface. On the other hand, it can also keep the high-pressure nozzle directly under the scraper when moving, so that it can be effectively scraped with the scraper and improve the backwash effect.

Description

A purification device for metal heat treatment wastewater

Technical field

The utility model relates to the technical field of wastewater purification, and in particular to a purification device for metal heat treatment wastewater.

Background technique

Wastewater from metal heat treatment refers to wastewater generated from metal surface treatment, cleaning, cooling and other processes during metal processing and production. Wastewater contains various pollutants, and the heavy metal ions in it have toxicity and bioaccumulation effects on the water environment and organisms. If these wastewaters are directly discharged into nature, they may cause serious pollution to the environment, so they need to be treated to meet discharge standards.

After searching, the Chinese patent application number is CN202022303401.8, which discloses a purification device for metal heat treatment wastewater, including a purification device main body. A filter plate is provided inside the purification device main body. One side of the purification device main body A water inlet connection mechanism is provided on the outer surface. The water inlet connection mechanism includes a connecting plate, a threaded connection column, a lower clamp plate, an upper clamp plate and a moisture-proof block. One side of the outer surface of the water inlet connection mechanism is provided with an inlet connection mechanism. Water pipe, a purification pump is provided at the upper end of the main body of the purification device, and a connecting pipe is provided on the outer surface of the other side of the main body of the purification device.

However, during actual use, it was found that when filtering wastewater, the filter plate is prone to clogging, thereby reducing the efficiency of subsequent wastewater purification.

Utility model content

The purpose of this utility model is to propose a purification device for metal heat treatment wastewater in order to solve the problem in the prior art that when filtering wastewater, the filter plate is prone to clogging, thereby reducing the efficiency of subsequent wastewater purification.

In order to achieve the above purpose, the present utility model adopts the following technical solutions:

A purification device for metal heat treatment wastewater, including a box body fixedly connected with a filter plate, and a scraper slidingly connected to the filter plate. The contact end of the scraper is in contact with the upper surface of the filter plate. Fitting; a splitter plate slidably connected in the box, wherein a high-pressure nozzle is fixedly connected to the splitter plate, the high-pressure nozzle is arranged below the filter plate, and the working end of the high-pressure nozzle matches the scraper.

In order to facilitate cleaning of the filter plate, preferably, two sets of symmetrical working boxes are fixedly connected to both sides of the filter plate. A reciprocating screw is rotatably connected in the working box, and a movable screw is threadedly connected to the reciprocating screw. block, the scraper and the diverter plate are respectively fixedly connected to the movable block.

In order to facilitate the driving of the reciprocating screw, further, a working disk is fixedly connected to the box, a rotating shaft is rotatably connected to the working disk, a turbine blade is fixedly connected to the rotating shaft, and the reciprocating screw extends to The working plate is fixedly connected to the rotating shaft.

In order to facilitate the supply of high-pressure liquid to the high-pressure nozzle, further, a collection box is fixedly connected to the side wall of the box, and the collection box is connected to the box through a connecting pipe, and a pump body is fixedly connected to the collection box. The input end of the pump body is connected to the box body, the output end of the pump body is connected to the working plate through the water inlet pipe, and the working plate is connected to the high-pressure nozzle through the water outlet pipe.

In order to improve the cleaning efficiency of the high-pressure nozzle, preferably, a diverter chamber is provided in the diverter plate, and the high-pressure nozzle is connected with the diverter chamber.

In order to prevent oxidation of the high-pressure nozzles, further, multiple groups of the high-pressure nozzles are symmetrically arranged, and the materials of the multiple groups of high-pressure nozzles are stainless steel or alloy steel.

Compared with the existing technology, this utility model provides a purification device for metal heat treatment wastewater, which has the following beneficial effects:

1. This metal heat treatment wastewater purification device can, on the one hand, scrape the surface of the filter plate through the scraper, reduce the dirt and sediment covered on the surface, and improve the filtration efficiency of the filter plate. On the other hand, it can also extend the filter plate. The service life of the filter plate prevents the formation of hard lumps or scaling on the filter plate, thereby improving the subsequent purification effect of wastewater.

2. This metal heat treatment wastewater purification device can, on the one hand, concentrate the energy of the water flow through the high-pressure nozzle, making the pressure and impact of the water flow greater, which can flush the filter plate more deeply. On the other hand, it can also make the high-pressure nozzle It is always directly under the scraper when moving, so that it can be effectively scraped with the scraper, improving the backwash effect and reducing clogging of the filter plate during filtration.

The uninvolved parts of the device are the same as the existing technology or can be implemented using the existing technology. On the one hand, the utility model can use a scraper to scrape the surface of the filter plate to reduce the dirt and sediment covered on the surface; On the one hand, it can also make the high-pressure nozzle always be directly under the scraper when moving, so that it can be effectively scraped with the scraper and improve the backwash effect.

Description of the drawings

Figure 1 is a schematic structural diagram of a purification device for metal heat treatment wastewater proposed by the utility model;

Figure 2 is a schematic structural diagram of the interior of the collection box of a purification device for metal heat treatment wastewater proposed by the utility model;

Figure 3 is a schematic structural diagram of the box of a purification device for metal heat treatment wastewater proposed by the utility model;

Figure 4 is a schematic structural diagram of part A in Figure 3 of a metal heat treatment wastewater purification device proposed by the utility model.

In the picture: 1. Box; 2. Filter plate; 3. Working box; 301. Reciprocating screw; 302. Movable block; 4. Scraper; 5. Split plate; 501. Split chamber; 6. High-pressure nozzle; 7 , rotating shaft; 8. working plate; 801. turbine blade; 802. water inlet pipe; 803. water outlet pipe; 9. collection box; 10. pump body.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or component referred to must have a specific orientation. , is constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present invention.

Example:

Referring to Figures 1-4, a purification device for metal heat treatment wastewater includes a box 1. The box 1 is fixedly connected to a filter plate 2. A working box 3 is provided above and below the filter plate 2, and in two groups There are reciprocating screw rods 301 rotatably connected in the work box 3, and the two sets of reciprocating screw rods 301 are equipped with pulleys, and the pulleys are connected through belt transmission, so that the two sets of reciprocating screw rods 301 rotate in the same direction synchronously, and A movable block 302 is threadedly connected to the reciprocating screw 301, and a scraper 4 is fixedly connected to the movable block 302 in the upper working box 3, and the scraper 4 is made of rubber or soft plastic to ensure alignment. The surface of the filter plate 2 can be scraped and cleaned without causing mechanical damage or scratches, thereby increasing the service life of the filter plate 2 .

Here, on the one hand, the scraper 4 can scrape off the surface of the filter plate 2, reducing the dirt and sediments covered on the surface, improving the filtration efficiency of the filter plate 2, and on the other hand, it can also extend the use of the filter plate 2. life, preventing the formation of hard blocks or scaling on the filter plate 2, thereby improving the subsequent purification effect of wastewater.

It should be explained that the lower movable block 302 is also fixedly connected to the diverter plate 5, and a diverter chamber 501 is provided in the diverter plate 5. Multiple sets of high-pressure nozzles 6 are arranged on the surface of the diverter plate 5, and the high-pressure nozzles 6 are connected to the diverter plate 5. The chambers 501 are connected, and a collection box 9 is fixedly connected to the side wall of the box 1. A partition is fixedly connected to the collection box 9, and a pump body 10 is fixedly connected above the partition. The pump body used in this device 10 is a self-priming pump or a centrifugal pump. A water collection chamber is provided below the partition, and the water collection chamber is connected to the box 1 through a connecting pipe for storing or using the filtered water source. 1 is also provided with a purification pump for purifying the unfiltered water source above the filter plate 2. The input end of the pump body 10 is connected to the box 1, and the output end of the pump body 10 is connected to the work through the water inlet pipe 802. The disk 8 is connected, and the working disk 8 is connected with the high-pressure nozzle 6 through the water outlet pipe 803.

Here, the pump body 10 is used to pump the liquid in the collection box 9 to the working plate 8 through the water inlet pipe 802. At the same time, the turbine blade 801 in the working plate 8 rotates under the action of the water flow, thereby driving the rotating shaft 7 to rotate. , so that the rotating shaft 7 drives the reciprocating screw 301 to rotate. During this process, the water flow conveyed in the working plate 8 flows through the outlet pipe 803 into the diverter chamber 501, and then is conveyed to the high-pressure nozzle 6 through the diverter chamber 501 for backwashing. On the one hand, the high-pressure nozzle 6 can concentrate the energy of the water flow, so that the pressure and impact of the water flow are greater, and the filter plate 2 can be washed more deeply. On the other hand, the high-pressure nozzle 6 can always be on the scraper when moving. 4, so that the scraper 4 can be used to effectively scrape it, improve the backwash effect, and reduce the clogging of the filter plate 2 during filtration.

The above are only preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person familiar with the technical field can, within the technical scope disclosed by the present utility model, implement the present utility model according to the present utility model. Novel technical solutions and utility model concepts, including equivalent substitutions or changes, shall be covered by the protection scope of the present utility model.

Claims (6)

1. A purification device for metal heat treatment wastewater, including a box (1), the box (1) is fixedly connected to a filter plate (2), and is characterized in that it also includes: A scraper (4) is slidably connected to the filter plate (2), and the contact end of the scraper (4) is in contact with the upper end surface of the filter plate (2); The diverter plate (5) is slidingly connected in the box (1), Among them, a high-pressure nozzle (6) is fixedly connected to the diverter plate (5), and the high-pressure nozzle (6) is arranged below the filter plate (2). The working end of the high-pressure nozzle (6) is in contact with the scraper (4). ) to match. 2. A purification device for metal heat treatment wastewater according to claim 1, characterized in that two sets of symmetrical working boxes (3) are fixedly connected to both sides of the filter plate (2), and the working boxes (3) are fixedly connected to each other. 3) A reciprocating screw rod (301) is connected to the internal rotation, and a movable block (302) is threadedly connected to the reciprocating screw rod (301). The scraper (4) and the diverter plate (5) are respectively fixedly connected to the movable block. (302) on. 3. A purification device for metal heat treatment wastewater according to claim 2, characterized in that a working plate (8) is fixedly connected to the box (1), and a working plate (8) is rotatably connected to the working plate (8). The rotating shaft (7) has a turbine blade (801) fixedly connected to the rotating shaft (7), and the reciprocating screw rod (301) extends into the working plate (8) and is fixedly connected to the rotating shaft (7). 4. A purification device for metal heat treatment wastewater according to claim 3, characterized in that a collection box (9) is fixedly connected to the side wall of the box (1), and the collection box (9) is connected by The tube is connected to the box (1), a pump body (10) is fixedly connected to the collection box (9), the input end of the pump body (10) is connected to the box (1), and the pump body The output end of (10) is connected to the working plate (8) through the water inlet pipe (802), and the working plate (8) is connected to the high-pressure nozzle (6) through the water outlet pipe (803). 5. A purification device for metal heat treatment wastewater according to claim 4, characterized in that a diverter chamber (501) is provided in the diverter plate (5), and the high-pressure nozzle (6) and the diverter chamber (501) ) are connected. 6. A purification device for metal heat treatment wastewater according to claim 5, characterized in that the high-pressure nozzles (6) are symmetrically arranged in multiple groups, and the materials of the multiple groups of high-pressure nozzles (6) are stainless steel or stainless steel. alloy steel.