CN211836596U - Sewage filtering and deslagging device - Google Patents

Abstract

The utility model relates to a sewage filtering and deslagging device, which belongs to the technical field of sewage treatment and particularly comprises a water inlet cavity and a filter cavity which are arranged in a barrel from top to bottom, a water inlet pipe is arranged on the wall body of the water inlet cavity, a water outlet pipe is arranged on the wall body of the filter cavity, a back flushing pipe is connected on the water outlet pipe, a first fixed ring plate is fixed between the water inlet cavity and the filter cavity, an upper limiting plate is fixed on the first fixed ring plate of the filter cavity, a lower limiting plate is fixed on the bottom of a second fixed ring plate, through holes are arranged in the middle parts of the upper limiting plate and the lower limiting plate, annular positioning grooves are arranged on the upper limiting plate and the lower limiting plate, a barrel-shaped filter screen is fixed between the upper limiting plate and the lower limiting plate, two ends of the barrel-shaped filter screen are respectively inserted in the annular positioning grooves, an openable hole sealing mechanism is also arranged on the top of the barrel, a flange, the utility model has the advantages of reasonable design, can carry out the back flush, the filter screen is clean, and is efficient.

Description

Sewage filtering and deslagging device

Technical Field

The utility model relates to a sewage filtering and deslagging device, which belongs to the technical field of sewage treatment.

Background

The sewage deslagging device is a device used for separating and filtering slag in sewage, thereby facilitating subsequent sewage treatment operation. The more structure that adopts the filter screen of current sewage dross removal mechanism, though the slagging-off is filtered simply, convenient, nevertheless need often dismantle the washing, otherwise long-time back slag charge of using easily blocks up the filter screen, influences the filter effect. In order to solve the problems, a scraper brush is arranged in the middle of the filter screen in most of the prior art, and the motor is used for driving the scraper to rotate so as to scrape sundries on the filter screen. The effect is not ideal when the pipe scrubbing brush is used for scraping, and the filter screen cannot be cleaned completely.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that prior art exists, the utility model provides a structural design is reasonable, can carry out the back flush, and the filter screen is clean, efficient sewage filtration dross removal mechanism.

In order to achieve the purpose, the technical scheme adopted by the utility model is a sewage filtering and deslagging device, which comprises a cylinder body, wherein a cylinder-type filter screen is arranged in the cylinder body, a rotating shaft and a scraper brush are arranged in the cylinder-type filter screen, a driving motor is arranged at the bottom of the rotating shaft, a water inlet cavity and a filter cavity are arranged in the cylinder body from top to bottom, a water inlet pipe is arranged on the wall body of the water inlet cavity, a water outlet pipe is arranged on the wall body of the filter cavity, a backwashing pipe is connected on the water outlet pipe, a first fixed ring plate is fixed between the water inlet cavity and the filter cavity, a second fixed ring plate is fixed at the lower part of the filter cavity, an upper limiting plate is fixed on the first fixed ring plate, a lower limiting plate is fixed at the bottom of the second fixed ring plate, through holes are arranged at the middle parts of the upper limiting plate and the lower limiting plate, and annular positioning grooves are arranged at, go up the limiting plate and be fixed with cartridge type filter screen between the limiting plate down, cartridge type filter screen's both ends cartridge respectively is in annular positioning groove, open-type hole sealing mechanism is still installed at the top of barrel, the bottom flange joint of barrel has the dirty groove of collection, the blow off pipe is installed to the lateral part in the dirty groove of collection, and fixed landing leg is installed to the bottom, driving motor installs in the bottom in the dirty groove of collection, and the pivot upwards extends to in the cartridge type filter screen.

Preferably, the openable hole sealing mechanism mainly comprises a fixed seat, a sealing plate and a lifting mechanism arranged at the top of the sealing plate, wherein a flange is installed at the top of the cylinder body, the fixed seat is fixed at the top of the cylinder body through the flange, a conical body is arranged at the bottom of the fixed seat, a mounting hole is formed in the center of the conical body, the lifting mechanism is installed in the mounting hole, a first step is arranged at the top of a through hole of the upper limiting plate, an upper boss is arranged at the top of the sealing plate, a lower boss is arranged at the bottom of the sealing plate, sealing rings are installed outside the upper boss and the lower boss, a second step is arranged at the top of the mounting hole, and the sealing rings are used for moving and extruding downwards on the first step to realize the sealing of the through hole and moving upwards to extrude on the second.

Preferably, elevating system mainly comprises uide bushing, guide bar, connecting plate, drive lead screw and hole sealing motor, the bottom of closing plate is fixed with connecting plate and guide bar, the uide bushing is installed to the bottom of mounting hole, the guide bar cartridge is in the uide bushing, be fixed with the lead screw mount pad on the fixing base, the drive lead screw is installed to lead screw mount pad internal rotation, the hole sealing motor is installed at the top of drive lead screw, and the bottom extends to in the mounting hole, and the bottom is fixed with the stopper, install the lift screw on the drive lead screw, be fixed with the connection crown plate on the circumference of lift screw, the connecting plate passes through the bolt fastening on the connection crown plate.

Preferably, the bottom of the guide sleeve is provided with a connecting column, the mounting hole is provided with a fixed threaded hole, and the connecting column is in threaded connection with the fixed threaded hole.

Compared with the prior art, the utility model discloses following technological effect has: the utility model has reasonable structural design, adopts the cylinder filter screen arranged in the cylinder body, and the openable hole sealing mechanism is arranged at the top of the cylinder filter screen, and the top of the cylinder filter screen is normally opened when in normal use; when needs wash the filter screen, the shutoff is carried out at the top of open-type hole sealing mechanism to the cartridge filter screen, the back flush pipe pours into clear water into to the cartridge filter screen, the inner wall of cartridge filter screen is scrubbed to the wiper brush simultaneously, wash down debris on the filter screen, discharge through the dirty groove of collection, adopt this kind of structure, during the back flush, cartridge filter screen top is sealed, debris can not follow the rivers intake antrum that enter, lead to the unable thorough clearance of partial debris, can also improve the cleaning efficiency of filter screen simultaneously, guarantee the filter screen sanitization.

In addition, the openable hole sealing mechanism adopts a motor to drive the sealing plate to move up and down to realize sealing, and the sealing is reliable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of the middle connection plate and the connection ring plate of the present invention.

Fig. 4 is a schematic structural view of the middle guide sleeve of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 and 2, a sewage filtering and deslagging device comprises a cylinder 1, a cylinder type filter screen 2 is installed in the cylinder 1, a rotating shaft 3 and a scraper brush 4 are installed in the cylinder type filter screen 2, a driving motor 5 is installed at the bottom of the rotating shaft 3, a water inlet cavity 6 and a filter cavity 7 are arranged in the cylinder 1 from top to bottom, a water inlet pipe 8 is arranged on the wall body of the water inlet cavity 6, a water outlet pipe 9 is arranged on the wall body of the filter cavity 7, a backwash pipe 10 is connected on the water outlet pipe 9, a first fixed ring plate 11 is fixed between the water inlet cavity 6 and the filter cavity 7, a second fixed ring plate 12 is fixed at the lower part of the filter cavity 7, an upper limiting plate 13 is fixed on the first fixed ring plate 11, a lower limiting plate 14 is fixed at the bottom of the second fixed ring plate 12, through holes 15 are arranged at the middle parts of the upper limiting plate 13 and the lower limiting plate 14, annular positioning grooves 16 are arranged at the, go up the limiting plate 13 and be fixed with cartridge type filter screen 2 between the limiting plate 14 down, cartridge type filter screen 2's both ends cartridge respectively is in annular positioning groove 16 to seal through the rubber ring, open-type hole sealing mechanism is still installed at the top of barrel 1, barrel 1's bottom flange joint has dirty groove 17 of collection, the lateral part in dirty groove 17 of collection is installed and is had blow off pipe 18, fixed leg 19 is installed to the bottom, driving motor 5 installs in the bottom in dirty groove 17 of collection, and pivot 3 upwards extends to in cartridge type filter screen 2.

The openable hole sealing mechanism mainly comprises a fixed seat 20, a sealing plate 21 and a lifting mechanism arranged at the top of the sealing plate, a flange 22 is installed at the top of the cylinder body 1, the fixed seat 20 is fixed at the top of the cylinder body 1 through the flange, a conical body 23 is arranged at the bottom of the fixed seat 20, a mounting hole 24 is formed in the center of the conical body 23, the lifting mechanism is installed in the mounting hole 24, a first step 25 is arranged at the top of a through hole of the upper limiting plate 13, an upper boss 26 is arranged at the top of the sealing plate 21, a lower boss 27 is arranged at the bottom of the sealing plate 21, sealing rings 28 are installed outside the upper boss 26 and the lower boss 27, a second step 29 is arranged at the top of the mounting hole 24, and the sealing rings 28 are used for downwards moving and extruding on the first step 25 to seal the through hole and upwards move and extrude.

The utility model discloses when using, when sewage normally filters the slagging-off, the closing plate is on the mounting hole in the openable hole sealing mechanism, avoids sewage to spill over through the mounting hole. After being filtered by the cylindrical filter screen, the sewage is discharged through the water outlet pipe, and the backwashing pipe is in a closed state at the moment. The filtered impurities enter a sewage collecting groove and are discharged at regular time through a sewage discharge pipe. Because the inner wall of the cylindrical filter screen is used for a long time, a lot of sundries are fixed, the water outlet efficiency is influenced, and the cylindrical filter screen needs to be cleaned. When the cleaning device is used for cleaning, the water inlet pipe and the water outlet pipe are firstly closed, then the sealing plate of the openable hole sealing mechanism moves downwards and presses on the mounting hole to seal the top of the cylindrical filter screen, meanwhile, the backwashing pipe is filled with clear water and drives the rotating shaft to rotate, the scraper brush brushes the cylindrical filter screen, and the cleaned impurities directly enter the sewage collecting groove to be discharged.

As shown in fig. 2 and 3, the lifting mechanism mainly comprises a guide sleeve 30, a guide rod 31, a connecting plate 32, a driving screw 33 and a hole sealing motor 34, the connecting plate 32 and the guide rod 31 are fixed at the bottom of the sealing plate 21, the guide sleeve 30 is installed at the bottom of the installation hole 24, the guide rod 31 is inserted into the guide sleeve 30, a screw rod installation seat 35 is fixed on the fixed seat 20, the driving screw 33 is rotatably installed in the screw rod installation seat 35, the hole sealing motor 34 is installed at the top of the driving screw 33, the bottom extends into the installation hole 24, a limiting block 36 is fixed at the bottom, a lifting screw 37 is installed on the driving screw 33, a connecting ring plate 38 is fixed on the circumference of the lifting screw 37, and the connecting plate 32 is fixed on the connecting ring plate 38 through bolts. The closing plate drives through the drive lead screw, and the closing plate realizes reciprocating motion, easy operation, convenience of closing plate along uide bushing reciprocating motion.

As shown in fig. 4, the bottom of the guide sleeve 30 is provided with a connection column 39, the mounting hole 24 is provided with a fixing threaded hole 40, and the connection column 39 is screwed in the fixing threaded hole 40. The utility model discloses a regular polygon structure, including the uide bushing, the uide bushing bottom installation spliced pole is fixed in the mounting hole through the spliced pole, simple to operate, and the outer wall of uide bushing can set to regular polygon structure simultaneously, if square or regular hexagon, conveniently installs.

The foregoing is considered as illustrative and not restrictive, and any modifications, equivalents, and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (4)

1. The utility model provides a sewage filters dross removal mechanism, includes the barrel, install cartridge filter screen in the barrel, install pivot and scraper brush in the cartridge filter screen, driving motor, its characterized in that are installed to the bottom of pivot: the filter comprises a barrel body, a water inlet cavity and a filter cavity are arranged in the barrel body from top to bottom, a water inlet pipe is arranged on the wall body of the water inlet cavity, a water outlet pipe is arranged on the wall body of the filter cavity, a backwashing pipe is connected onto the water outlet pipe, a first fixed ring plate is fixed between the water inlet cavity and the filter cavity, a second fixed ring plate is fixed at the lower part of the filter cavity, an upper limiting plate is fixed on the first fixed ring plate, a lower limiting plate is fixed at the bottom of the second fixed ring plate, through holes are formed in the middle parts of the upper limiting plate and the lower limiting plate, annular positioning grooves are formed in the bottom of the upper limiting plate and the top of the lower limiting plate, a barrel-shaped filter screen is fixed between the upper limiting plate and the lower limiting plate, two ends of the barrel-shaped filter screen are respectively inserted into the annular positioning grooves, an openable hole sealing mechanism is further installed at the top of the barrel, the sewage pipe is installed to the lateral part in collection dirty groove, and fixed landing leg is installed to the bottom, driving motor installs in the bottom in collection dirty groove, and the pivot upwards extends to in the cartridge filter screen.

2. The sewage filtering and deslagging device of claim 1, wherein: the openable hole sealing mechanism mainly comprises a fixing seat, a sealing plate and a lifting mechanism arranged at the top of the sealing plate, wherein a flange is installed at the top of a barrel body, the fixing seat is fixed at the top of the barrel body through the flange, a conical body is arranged at the bottom of the fixing seat, a mounting hole is formed in the center of the conical body, the lifting mechanism is installed in the mounting hole, a first step is arranged at the top of a through hole of the upper limiting plate, an upper boss is arranged at the top of the sealing plate, a lower boss is arranged at the bottom of the sealing plate, sealing rings are installed outside the upper boss and the lower boss, a second step is arranged at the top of the mounting hole, the sealing rings are used for downwards moving and extruding on the first step to realize sealing of the through hole, and upwards moving and extruding on the.

3. The sewage filtering and deslagging device of claim 2, wherein: elevating system mainly comprises uide bushing, guide bar, connecting plate, drive lead screw and hole sealing motor, the bottom of closing plate is fixed with connecting plate and guide bar, the uide bushing is installed to the bottom of mounting hole, the guide bar cartridge is in the uide bushing, be fixed with the lead screw mount pad on the fixing base, the drive lead screw is installed to lead screw mount pad internal rotation, the hole sealing motor is installed at the top of drive lead screw, and the bottom extends to in the mounting hole, and the bottom is fixed with the stopper, install the lift screw on the drive lead screw, be fixed with the connection ring board on the circumference of lift screw, the connecting plate passes through the bolt fastening on connecting ring board.

4. The sewage filtering and deslagging device of claim 3, wherein: the bottom of uide bushing is provided with the spliced pole, be provided with fixed screw hole on the mounting hole, spliced pole threaded connection is in fixed screw hole.

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