CN212091184U

CN212091184U - Terminal sewage depth filter

Info

Publication number: CN212091184U
Application number: CN202020412490.7U
Authority: CN
Inventors: 李文斌
Original assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Current assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-08
Anticipated expiration: 2030-03-27

Abstract

The utility model belongs to the technical field of depth filtration, in particular to a terminal sewage depth filtration device, aiming at the problems that the washing intensity of the prior depth filtration device can not be adjusted, the backwashing efficiency is reduced due to insufficient backwashing water pressure, the backwashing effect is weakened, and the filter screen needs to be regularly arranged and manually cleaned in order to ensure the filtration efficiency, the utility model provides a proposal which comprises a filter box, wherein the top part of the filter box is fixedly connected with a lower cover plate, the top part of the lower cover plate is fixedly connected with an upper cover plate, the top part of the upper cover plate is fixedly connected with a box cover, the top part of the box cover is fixedly connected with a driving motor, and an output shaft of the driving motor is fixedly connected with a rotating shaft, the utility model is provided with a pressure control device in the box cover, the washing force of a sprayer can be adjusted by the pressure control device, the manual regular cleaning is not needed, and the device is convenient and practical.

Description

Terminal sewage depth filter

Technical Field

The utility model relates to a depth filtration technical field especially relates to a terminal sewage depth filter.

Background

With the implementation of more strict standards for sewage discharge, documents such as the major water pollutant discharge limit DB321072-2018 in the sewage treatment plants in towns in the lake tai region and the key industrial industry are exported, and it is proposed that some sewage treatment plants must implement more strict pollutant discharge standards. Sewage treatment plants in the lake tai basin must implement more stringent lake tai basin specific discharge standards. In order to reach the special discharge standard of the Taihu lake basin, advanced treatment and transformation are required to be carried out on the basis of the conventional sewage treatment process, in recent years, the advanced sewage treatment technology is greatly developed, and various treatment processes are applied. In different advanced processing technology routes, filtering is an indispensable link. In recent years, more advanced filtration technologies are adopted in the industry, mainly including a cloth filter, an active sand filter, a precision filter and the like.

The washing intensity of the existing depth filtering device can not be adjusted, the backwashing efficiency is reduced due to insufficient backwashing water pressure, the backwashing effect is weakened, and the filtering net needs to be cleaned manually at regular intervals in order to ensure the filtering efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current depth filtering device and washing intensity and can not adjust, backwash water pressure is not enough to lead to backwash efficiency to reduce, and the backwash effect weakens, needs the shortcoming of regularly arranging the manual cleaning filter screen in order to guarantee filtration efficiency, and a terminal sewage depth filtering device who provides.

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

a terminal sewage depth filtering device comprises a filtering box, wherein the top of the filtering box is fixedly connected with a lower cover plate, the top of the lower cover plate is fixedly connected with an upper cover plate, the top of the upper cover plate is fixedly connected with a box cover, the top of the box cover is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a rotating shaft, one end of the rotating shaft extends into the filtering box and is fixedly connected with a rotating disc, a water through hole is formed in the rotating disc, the top of the rotating disc is fixedly connected with a rotary filter screen, the bottom of the lower cover plate is provided with a circle of sliding groove, the top of the rotary filter screen is slidably connected in the sliding groove, two ends of the rotating shaft positioned in the filtering box are fixedly sleeved with a first bearing, two sides of the first bearing are fixedly connected with one end of a connecting rod, the other end of the, the bottom fixedly connected with annular water pipe of pressure control device, the bottom fixedly connected with a plurality of sprayers of annular water pipe, the sprayer runs through upper cover plate and lower apron and cooperatees with rotary filter.

Preferably, the lower cover plate and the upper cover plate are provided with the same sewage draining groove, and the top end of the sewage draining groove is fixedly connected with a sewage draining valve.

Preferably, one side of the box cover is fixedly connected with a flushing valve, and the flushing valve is communicated with the pressure control device.

Preferably, the bottom of the filter box is fixedly connected with a sewage valve, one side of the filter box is fixedly connected with a water outlet valve, and the other side of the filter box is fixedly connected with a pressure difference switch.

Preferably, the rotating shaft is fixedly sleeved with a second bearing, and the annular water pipe is fixedly connected to the second bearing.

Compared with the prior art, the utility model has the advantages of:

1. according to the scheme, the pressure control device is arranged in the box cover, the flushing force of the sprayer can be adjusted through the pressure control device, the rotary filter screen can be driven by the rotating shaft to rotate, meanwhile, the filter screen can be cleaned through the bristles on the cleaning rod, manual regular cleaning is not needed, and the box is convenient and practical;

2. this scheme has seted up same blowdown groove in apron and upper cover down, can open the blowoff valve through brushing debris under the brush, discharges away from the blowdown groove.

Drawings

Fig. 1 is a schematic structural diagram of a side view section of a terminal sewage depth filtering device provided by the utility model;

fig. 2 is a schematic view of a top view structure of the connection of the rotating shaft of the terminal sewage depth filtering device provided by the utility model with the first bearing, the connecting rod and the cleaning rod;

fig. 3 is a schematic structural view of a portion a in fig. 1 of a terminal sewage depth filtering device provided by the present invention;

fig. 4 is the utility model provides a structural schematic diagram of part B in terminal sewage deep filtration device figure 1.

In the figure: 1 filter tank, 2 lower cover plate, 3 upper cover plate, 4 box cover, 5 driving motor, 6 rotating shaft, 7 rotating disc, 8 water through hole, 9 rotary filter screen, 10 sliding chute, 11 connecting rod, 12 cleaning rod, 13 brush hair, 14 pressure control device, 15 annular water pipe, 16 spray thrower, 17 sewage draining groove, 18 sewage draining valve, 19 flushing valve, 20 sewage valve, 21 water outlet valve, 22 differential pressure switch, 23 second bearing.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-4, a terminal sewage depth filtering device comprises a filtering box 1, a lower cover plate 2 is fixedly connected to the top of the filtering box 1, an upper cover plate 3 is fixedly connected to the top of the lower cover plate 2, a box cover 4 is fixedly connected to the top of the upper cover plate 3, a driving motor 5 is fixedly connected to the top of the box cover 4, a rotating shaft 6 is fixedly connected to an output shaft of the driving motor 5, one end of the rotating shaft 6 extends into the filtering box 1 and is fixedly connected with a turntable 7, a water through hole 8 is formed in the turntable 7, a rotary filter screen 9 is fixedly connected to the top of the turntable 7, a circle of sliding groove 10 is formed in the bottom of the lower cover plate 2, the top of the rotary filter screen 9 is slidably connected in the sliding groove 10, first bearings are fixedly sleeved at two ends of the rotating shaft 6 positioned in the filtering box 1, one end of a connecting rod, one side of the cleaning rod 12 is fixedly provided with bristles 13, a pressure control device 14 is fixedly connected to the inner wall of the top of the box cover 4, an annular water pipe 15 is fixedly connected to the bottom of the pressure control device 14, a plurality of sprayers 16 are fixedly connected to the bottom of the annular water pipe 15, the sprayers 16 penetrate through the upper cover plate 3 and the lower cover plate 2 and are matched with the rotary filter screen 9, and the rotary filter screen 9 can be cleaned through the bristles 13.

In this embodiment, the same blowdown groove 17 has been seted up on lower apron 2 and the upper cover plate 3, and the top fixedly connected with blowoff valve 18 of blowdown groove 17 can discharge debris out through blowdown groove 17.

In this embodiment, a flush valve 19 is fixedly connected to one side of the case cover 4, the flush valve 19 is communicated with the pressure control device 14, and the flush valve 19 can control the sprayer 16.

In this embodiment, the bottom of the filtering tank 1 is fixedly connected with a sewage valve 20, one side of the filtering tank 1 is fixedly connected with a water outlet valve 21, the other side of the filtering tank 1 is fixedly connected with a pressure difference switch 22, and the water outlet valve 21 can discharge filtered water.

In this embodiment, the rotating shaft 6 is fixedly sleeved with the second bearing 23, and the annular water pipe 15 is fixedly connected to the second bearing 23, so that the annular water pipe 15 is conveniently fixed.

Example two

Referring to fig. 1-4, a terminal sewage depth filtering device comprises a filtering box 1, a lower cover plate 2 is fixedly welded on the top of the filtering box 1, an upper cover plate 3 is fixedly welded on the top of the lower cover plate 2, a box cover 4 is fixedly welded on the top of the upper cover plate 3, a driving motor 5 is fixedly connected on the top of the box cover 4 through screws, a rotating shaft 6 is fixedly welded on an output shaft of the driving motor 5, one end of the rotating shaft 6 extends into the filtering box 1 and is fixedly welded with a turntable 7, a water through hole 8 is formed in the turntable 7, a rotary filter screen 9 is fixedly welded on the top of the turntable 7, a circle of sliding groove 10 is formed in the bottom of the lower cover plate 2, the top of the rotary filter screen 9 is slidably connected in the sliding groove 10, first bearings are fixedly sleeved on two ends of the rotating shaft 6 positioned in the filtering box 1, one end of a connecting rod, one side of the cleaning rod 12 is fixedly provided with bristles 13, a pressure control device 14 is fixedly connected to the inner wall of the top of the box cover 4 through screws, an annular water pipe 15 is fixedly welded to the bottom of the pressure control device 14, a plurality of sprayers 16 are fixedly welded to the bottom of the annular water pipe 15, the sprayers 16 penetrate through the upper cover plate 3 and the lower cover plate 2 and are matched with the rotary filter screen 9, and the rotary filter screen 9 can be cleaned through the bristles 13.

In this embodiment, the same blowdown groove 17 has been seted up on lower apron 2 and the upper cover plate 3, and the fixed welding in top of blowdown groove 17 has blowoff valve 18, can discharge away debris through blowdown groove 17.

In this embodiment, a flush valve 19 is fixedly welded to one side of the tank cover 4, the flush valve 19 is communicated with the pressure control device 14, and the flush valve 19 can control the sprayer 16.

In this embodiment, the bottom of the filter tank 1 is fixedly welded with a sewage valve 20, one side of the filter tank 1 is fixedly welded with a water outlet valve 21, the other side of the filter tank 1 is fixedly connected with a pressure difference switch 22 through a screw, and the water outlet valve 21 can discharge the filtered water source.

In this embodiment, the rotating shaft 6 is fixedly sleeved with the second bearing 23, and the annular water pipe 15 is fixedly welded on the second bearing 23, so that the annular water pipe 15 is conveniently fixed.

In this embodiment, the sewage pipeline is first connected to the sewage valve 20, the drain pipe is connected to the water outlet valve 21, the water inlet pipe is connected to the flush valve 19, then the switch of the driving motor 5 is turned on, the driving motor 5 rotates the rotating shaft 6, the rotating shaft 6 rotates the rotating disc 7 at the bottom end at the same time, the rotating disc 7 drives the rotating filter screen 9 to rotate together when rotating, the rotating filter screen 9 slides in the chute 10 of the lower cover plate 2, the rotating shaft 6 is fixedly sleeved with a first bearing, a connecting rod 11 is fixedly connected with the rotating shaft through the first bearing, a cleaning rod 12 is fixedly connected with the connecting rod 11 through the connecting rod 11, when the rotating filter screen 9 rotates, the bristles 13 on the cleaning rod 12 continuously clean the rotating filter screen 9, the flush valve 19 can be opened at the same time, the rotating filter screen 9 is flushed through the sprinkler 16, the flushing force of the sprinkler 16 can be controlled by, sewage can enter into rotary filter 9 through water hole 8 after getting into rose box 1 through sewage valve 20 in, scrape down from rotary filter 9 and can discharge out through blowdown groove 17 and blowoff valve 18 debris, and the water source after the filtration can discharge out through outlet valve 21, and differential pressure switch 22 is used for controlling rose box 1 and external atmospheric pressure difference, facilitates the use.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The terminal sewage deep filtering device comprises a filtering box (1) and is characterized in that a lower cover plate (2) is fixedly connected to the top of the filtering box (1), an upper cover plate (3) is fixedly connected to the top of the lower cover plate (2), a box cover (4) is fixedly connected to the top of the upper cover plate (3), a driving motor (5) is fixedly connected to the top of the box cover (4), a rotating shaft (6) is fixedly connected to an output shaft of the driving motor (5), one end of the rotating shaft (6) extends into the filtering box (1) and is fixedly connected with a rotating disc (7), a water through hole (8) is formed in the rotating disc (7), a rotary filter screen (9) is fixedly connected to the top of the rotating disc (7), a circle of sliding groove (10) is formed in the bottom of the lower cover plate (2), the top of the rotary filter screen (9) is slidably connected into the sliding groove (10), first bearings are fixedly arranged at two ends, the equal fixedly connected with one end of connecting rod (11) in both sides of first bearing, the other end fixedly connected with of connecting rod (11) cleans pole (12), one side of cleaning pole (12) is fixed and is provided with brush hair (13), fixedly connected with pressure control device (14) on the top inner wall of case lid (4), the bottom fixedly connected with annular water pipe (15) of pressure control device (14), a plurality of sprayers (16) of bottom fixedly connected with of annular water pipe (15), sprayer (16) run through upper cover plate (3) and apron (2) down and cooperate with rotary filter (9).

2. A final sewage depth filtering apparatus according to claim 1, wherein the lower cover plate (2) and the upper cover plate (3) are provided with a same sewage draining groove (17), and a sewage draining valve (18) is fixedly connected to the top end of the sewage draining groove (17).

3. A final sewage depth filtering device according to claim 1, characterized in that a flushing valve (19) is fixedly connected to one side of the tank cover (4), and the flushing valve (19) is communicated with the pressure control device (14).

4. A final sewage depth filtering apparatus according to claim 1, characterized in that the bottom of the filtering tank (1) is fixedly connected with a sewage valve (20), one side of the filtering tank (1) is fixedly connected with a water outlet valve (21), and the other side of the filtering tank (1) is fixedly connected with a pressure difference switch (22).

5. A final sewage depth filter device according to claim 1, wherein the rotary shaft (6) is fixedly sleeved with a second bearing (23), and the annular water pipe (15) is fixedly connected to the second bearing (23).