CN209679599U - A kind of sewage treatment Multistage filtering device - Google Patents

Abstract

The utility model discloses a kind of sewage treatment Multistage filtering devices, including tank body, the fixed connection in the tank base middle position is equipped with sewage pipe, the fixed connection of the tank body lower right side level is equipped with drainpipe, laterally movable in the middle part of the tank inner chamber to be equipped with the second screen pack, left and right sides middle part is vertically fixedly connected with connecting rod at the top of second screen pack.The utility model by setting cylinder, stirring motor, transverse slat, undercut type frame, the first taper brush plate and the second taper brush plate can active the first screen pack and the second screen pack scrub it is dirty, facilitate carry out using, the degree of automation is higher, later period cleaning is more convenient, it is more practical, it is suitble to be widely popularized and uses.

Description

A multi-stage filter device for sewage treatment

technical field

The utility model relates to the field of sewage treatment, in particular to a multistage filter device for sewage treatment.

Background technique

At present, sewage generally refers to the discharged water from life and production that is polluted to a certain extent. Sewage mainly includes domestic sewage, industrial wastewater and initial rainwater. The main pollutants of sewage are pathogen pollutants, oxygen-consuming pollutants, plant nutrients and toxic pollutants, etc. Traditional sewage treatment mainly uses multi-stage filtration devices to treat water multiple times to make sewage reach a certain water body for drainage or re- The water quality used requires the process of purifying it, but in the multi-stage filtration process, the upper surface of the filter device will accumulate more and more pollutants with time, and if the pollutants are not treated, the flow rate of the sewage will be affected , thereby affecting the efficiency of sewage treatment.

After retrieval, Chinese Patent No. CN201820605888.5 discloses a multi-stage filter device for sewage treatment. Although this utility model has a simple structure and is easy to operate, it can speed up the flow rate of sewage entering the filter device by treating the pollutants on the upper surface of the filter device. , so as to speed up the sewage treatment efficiency, but the device cannot actively remove the sediment on the filter screen, resulting in poor cleaning effect. Therefore, we propose a multi-stage filter device for sewage treatment.

Utility model content

The main purpose of the utility model is to provide a multi-stage filter device for sewage treatment, which can effectively solve the problems in the background technology.

In order to achieve the above object, the technical scheme that the utility model takes is:

A multi-stage filter device for sewage treatment, comprising a tank body, a sewage discharge pipe is fixedly connected to the middle position of the bottom of the tank body, and a drainage pipe is fixedly connected to the lower part of the right side of the tank body, and a drain pipe is installed horizontally in the middle of the inner cavity of the tank body. A second filter screen plate is movable, and the middle parts of the left and right sides of the top of the second filter screen plate are vertically fixedly connected with connecting rods, and the tops of the two groups of connecting rods are horizontally fixedly connected with the first filter screen plate, and the first The left and right sides of the top of the filter screen plate are vertically fixedly connected with fixed rods, the middle part of the first filter screen plate is vertically sealed and fixed with a fixed pipe, the top of the tank body is fixedly connected with an undercut frame, and the top of the undercut frame Both left and right sides are vertically and downwardly fixedly connected with a cylinder, and the lower end of the piston rod of the cylinder is horizontally and fixedly connected with a horizontal plate, and the middle position of the top of the horizontal plate is vertically and downwardly fixedly installed with a stirring motor, and the shaft of the stirring motor The lower end of the rod runs through the fixed tube, and the lower end of the shaft rod is fixedly connected with a second tapered brush disc, the upper part of the shaft rod is fixedly connected with a follow-up concave rod, and the lower end of the follow-up concave rod is fixedly connected with a first tapered brush disc. Brush plate.

Further, the side walls of the first filter screen and the second filter screen are attached to the inner wall of the tank.

Further, the upper parts of the two sets of fixing rods are respectively fixedly installed on the left and right sides of the top of the tank body, and the left and right ends of the horizontal plate are vertically opened with openings, and the openings are movably penetrated by the undercut frame.

Further, the left and right sides of the concave frame are fixedly connected with limiting plates, and the limiting plates are located under the horizontal plate.

Further, the middle part of the first tapered brush plate is vertically provided with a perforation through which the fixed pipe can move, and the second tapered brush plate is located above the second filter plate.

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

1. The multi-stage filter device for sewage treatment of the present utility model can actively filter the first filter by setting a cylinder, a stirring motor, a horizontal plate, an inverted concave frame, a first conical brush disc and a second conical brush disc. The screen plate and the second filter screen plate are scrubbed to clean the dirt, which is convenient for use, has a high degree of automation, and is more convenient for later cleaning.

2. The multi-stage filter device for sewage treatment of the present utility model is fixedly installed on the left and right sides of the top of the tank body on the upper parts of the two sets of fixed rods, and the left and right ends of the horizontal plate are vertically provided with openings. The movable frame runs through the opening and ensures the lifting stability of the horizontal plate.

3. In the multi-stage filter device for sewage treatment of the present utility model, since the limiting plates are fixedly connected to the left and right sides of the inverted concave frame, the limiting plates are located below the horizontal plate, and the limiting plate can prevent the horizontal plate from falling excessively and cause hair loss. Problem with brush board damage.

Description of drawings

Fig. 1 is the overall structure schematic diagram of multi-stage filter device for sewage treatment of the present invention;

Fig. 2 is a side view structural diagram of the connection between the horizontal pull rod and the first stretcher tube and the second stretcher tube of the multi-stage filter device for sewage treatment of the present invention.

In the figure: 1. tank body; 2. connecting rod; 3. follower concave rod; 4. limit plate; 5. port; 6. horizontal plate; 7. cylinder; 8. stirring motor; 9. piston rod; 10. Concave frame; 11. Shaft rod; 12. Fixed rod; 13. The first tapered brush plate; 14. The first filter plate; 15. Drainage pipe; 16. Sewage pipe; 17. The second filter screen plate; 18, second tapered brush plate; 19, fixing tube; 20, perforation.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

As shown in Figure 1-2, a multi-stage filter device for sewage treatment, including a tank body 1, the middle position of the bottom of the tank body 1 is fixedly connected and installed with a sewage pipe 16, and the lower part of the right side of the tank body 1 is horizontally fixed and connected A drainpipe 15 is installed, and the middle part of the inner chamber of the tank body 1 is movable horizontally with a second filter screen plate 17, and the middle parts of the left and right sides of the top of the second filter screen plate 17 are vertically fixedly connected with connecting rods 2. The top of the connecting rod 2 is horizontally fixedly connected with a first filter screen plate 14, and the left and right sides of the top of the first filter screen plate 14 are vertically fixedly connected with fixed rods 12, and the middle part of the first filter screen plate 14 is vertically sealed and fixed. A fixed pipe 19 runs through it, and the top of the tank body 1 is fixedly connected with an undercut frame 10, and the left and right sides of the top of the undercut frame 10 are fixedly connected with a cylinder 7 vertically downward, and the lower end of the piston rod 9 of the cylinder 7 A horizontal plate 6 is fixedly connected horizontally, and a stirring motor 8 is fixedly installed vertically downward in the middle of the top of the horizontal plate 6. The lower end of the shaft 11 of the stirring motor 8 runs through the fixed pipe 19, and the lower end of the shaft 11 is fixedly connected. There is a second tapered brush plate 18, the upper part of the shaft rod 11 is fixedly connected with a follower concave rod 3, and the lower end of the follower concave rod 3 is fixedly connected with a first tapered brush plate 13.

Shown in Figure 1 and Figure 2 in the present embodiment by arranging cylinder 7, stirring motor 8, horizontal plate 6, concave profile frame 10, the first tapered hair brush dish 13 and the second tapered hair brush dish 18 can active Scrubbing the first filter screen plate 14 and the second filter screen plate 17 is convenient for use, has a high degree of automation, and is more convenient for later cleaning.

Wherein, the side walls of the first filter screen 14 and the second filter screen 17 are both attached to the inner wall of the tank body 1 .

In this embodiment, as shown in FIG. 1 , the filtering effect of the first filter screen 14 and the second filter screen 17 is ensured.

Wherein, the upper parts of the fixed rods 12 of the two groups are respectively fixedly installed on the left and right sides of the top of the tank body 1, and the left and right ends of the horizontal plate 6 are vertically provided with openings 5, and the openings 5 and the concave frame 10 are movable. run through.

In this embodiment, as shown in FIG. 1 , the opening 5 and the lifting stability of the horizontal plate 6 are guaranteed.

Wherein, the left and right sides of the concave frame 10 are fixedly connected with the limiting plate 4 , and the limiting plate 4 is located below the horizontal plate 6 .

In this embodiment, as shown in FIG. 1 , the limiting plate 4 can avoid the problem of damage to the brush plate caused by excessive lowering of the horizontal plate 6 .

Wherein, the middle part of the first tapered brush plate 13 is vertically provided with a perforation 20 which is movable through the fixed pipe 19 , and the second tapered brush plate 18 is located above the second filter plate 17 .

In this embodiment, as shown in FIG. 2 , the perforation 20 can facilitate the lifting of the second tapered brush plate 18 .

Working principle: When in use, the sewage from the upper part of the tank body 1 passes through the first filter plate 14 for primary filtration and then enters the second filter plate 17 for re-filtering, the sludge is discharged from the sewage pipe 16, and the purified water is discharged from the drain pipe 15. When it is necessary to clean the first filter screen plate 14 and the second filter screen plate 17, the two groups of cylinders 7 work to drive the first tapered brush plate 13 and the second tapered brush plate 18 to descend through the piston rod 9 until the horizontal The plate 6 is lapped on the limit plate 4 and the cylinder 7 can stop working. The stirring motor 8 works through the shaft rod 11 to drive the first conical brush disc 13 and the second conical brush disc 18 to the first filter plate respectively. 14 and the second screen plate 17 clean up the dirt, and the dirt is discharged to the blowdown pipe 16 by the water flow.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A multi-stage filter device for sewage treatment, comprising a tank body (1), characterized in that: the middle position of the bottom of the tank body (1) is fixedly connected with a sewage discharge pipe (16), and the tank body (1) The lower part of the right side is horizontally fixed and communicated with a drainpipe (15), and the middle part of the inner chamber of the tank (1) is movable horizontally with a second screen filter plate (17). The middle part of the side is fixedly connected with connecting rods (2) vertically, and the tops of the two groups of connecting rods (2) are horizontally fixedly connected with the first filter screen plate (14), and the left and right sides of the top of the first filter screen plate (14) Both are vertically fixedly connected with a fixed rod (12), the middle part of the first filter screen plate (14) is vertically sealed and fixed with a fixed pipe (19), and the top of the tank body (1) is fixedly connected with an undercut frame (10 ), the left and right sides of the top of the concave frame (10) are fixedly connected with a cylinder (7) vertically downward, and the lower end of the piston rod (9) of the cylinder (7) is fixedly connected with a horizontal plate (6) horizontally, The middle position of the top of the horizontal plate (6) is fixed vertically downward with a stirring motor (8), and the lower end of the shaft (11) of the stirring motor (8) runs through the fixed pipe (19), and the shaft (11) ) lower end is fixedly connected with a second tapered brush disc (18), the upper part of the shaft rod (11) is fixedly connected with a follow-up concave rod (3), and the lower end of the follow-up concave rod (3) is fixedly connected with a first Tapered brush disc (13). 2. The multi-stage filter device for sewage treatment according to claim 1, characterized in that: the side walls of the first filter screen (14) and the second filter screen (17) are all connected to the tank body (1) Inner wall fit. 3. The multi-stage filter device for sewage treatment according to claim 1, characterized in that: the upper parts of the two sets of fixed rods (12) are respectively fixedly installed on the left and right sides of the top of the tank body (1), and the horizontal plates ( 6) Both the left and right ends are vertically provided with openings (5), and the openings (5) and the undercut frame (10) are movably penetrated. 4. The multi-stage filter device for sewage treatment according to claim 1, characterized in that: the left and right sides of the concave frame (10) are fixedly connected to the limiting plate (4), and the limiting plate (4) Located below the horizontal plate (6). 5. The multi-stage filter device for sewage treatment according to claim 1, characterized in that: the middle part of the first tapered brush disc (13) is vertically provided with a perforation (20) that is movable through the fixed pipe (19) ), the second tapered brush disc (18) is located above the second filter screen plate (17).