CN120349055A

CN120349055A - Sewage treatment equipment with filter-pressing type filter

Info

Publication number: CN120349055A
Application number: CN202510582733.9A
Authority: CN
Inventors: 陈立兵
Original assignee: East Filtering Equipment Shanghai Co ltd
Current assignee: East Filtering Equipment Shanghai Co ltd
Priority date: 2025-05-07
Filing date: 2025-05-07
Publication date: 2025-07-22
Anticipated expiration: 2045-05-07
Also published as: CN120349055B

Abstract

The invention discloses sewage treatment equipment with a filter-pressing filter, which comprises a sewage pre-filtering tank for carrying out preliminary filtering on the sewage in the early stage in sewage treatment, a filter press for separating sludge from water and an adsorption tower, wherein a pretreatment tank is arranged between the sewage pre-filtering tank and the filter press, the adsorption tower is connected with an MBR tank, and the filter press is provided with a filter pressing component, a vibration component and a cleaning component. According to the invention, two adjacent filter pressing plates are cleaned through the foldable and unfolding cleaning hairbrush and the vertical rod, the hairbrush brushing and the high-pressure water flow flushing are sequentially carried out along with the movement of the cleaning box, the cleaning efficiency and the cleaning force are improved by brushing and flushing, a vibration assembly is additionally arranged on one side of the filter press, when the filter pressing plates are completely filtered and are contracted and unfolded along with the telescopic cylinder, a conveying chain is driven to rotate so as to drive a gear and a bevel gear to rotate, the movable plate is close to the filter pressing plate, and the electric vibrator is driven to vibrate together with the filter pressing plate and the filter cloth on one side close to the filter pressing plate.

Description

Sewage treatment equipment with filter-pressing type filter

Technical Field

The invention relates to a sewage treatment device, in particular to sewage treatment equipment with a filter pressing type filter, and belongs to the technical field of sewage treatment.

Background

The sewage water, which is waste water from life and production, contains pathogen contaminants, oxygen consuming contaminants, plant nutrients, toxic contaminants, impurities, etc. In the sewage treatment process, the filtration of sewage is a crucial step.

Through retrieval, chinese patent number CN117263470A discloses water treatment equipment, wherein the same water inlet tank is fixedly arranged on two upright posts, a water outlet pipe is fixedly arranged on the inner wall of the bottom of one side of the water inlet tank, one end of the water outlet pipe extends to the outer side of the water inlet tank, the treatment device further comprises a filter mechanism, the filter mechanism is arranged at the top of a base, and the filter mechanism is positioned at one side of the water inlet tank. But above-mentioned patent product filters sewage through arc edulcoration board and filter plate, and impurity very easily piles up on the filter medium surface, and this not only can cause the filtration resistance to increase continually, causes filtration efficiency to constantly reduce to some tiny granule and colloid substance, the filter effect is limited, is difficult to realize high accuracy's solid-liquid separation, leads to out water quality relatively poor. Accordingly, the present application provides a sewage treatment plant with a press filter.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a sewage treatment apparatus with a press filter.

The invention realizes the aim through the following technical scheme that the sewage treatment equipment with the filter-pressing filter comprises a sewage pre-filtering tank for carrying out preliminary filtering on the sewage in the early stage in the sewage treatment, a filter press for separating sludge from water and an adsorption tower, wherein a pretreatment tank is arranged between the sewage pre-filtering tank and the filter press, the adsorption tower is connected with an MBR tank, and the filter press is provided with a filter pressing component, a vibration component and a cleaning component;

The filter pressing assembly drives the extrusion plate to extrude a plurality of filter pressing plates to form a filter cavity through the telescopic cylinder to carry out sewage filtering operation;

The vibration assembly is used for vibrating a plurality of filter pressing plates after the filter pressing plates are filtered and reset, so that mud plates attached to filter cloth of the filter pressing plates drop downwards;

the cleaning assembly is used for cleaning impurities attached to the filter press plate after vibration treatment, rail rods are arranged on two sides of the top end of the filter press, a cleaning box is connected with the rail rods, cleaning brushes and vertical rods are arranged at the bottom end of the cleaning box, and a plurality of fan-shaped high-pressure spray heads are arranged on the vertical rods at equal intervals.

Preferably, the top of cleaning box is equipped with the storage water tank, the bottom of cleaning box is equipped with the standing groove, just keep away from in the standing groove the both sides of rail pole all are equipped with the movable groove, two the movable groove is inside to be equipped with first screw rod and second screw rod respectively, all be connected with the screw thread piece on first screw rod and the second screw rod, the screw thread piece is close to movable groove notch position one side is equipped with the bull stick, the bull stick be close to two screw thread piece one sides respectively with the clearance brush and the montant is connected.

Preferably, the bull stick runs through two the screw thread piece, bull stick one end is connected with the execution motor, first screw rod one end is connected with driving motor, first screw rod and the second screw rod is close to be connected with the conveyer belt between driving motor's the one end.

Preferably, the two screw thread blocks are connected with the first screw rod and the second screw rod screw nut, the rotating rod is fixedly connected with the cleaning hairbrush and the vertical rod, the rotating rod is rotationally connected with the screw thread blocks, and the screw thread blocks are in clamping connection with the cleaning hairbrush and the end heads of the vertical rod.

Preferably, the telescopic cylinder is arranged at one side of the top end of the filter press, the extrusion plates are fixedly connected with the execution ends of the telescopic cylinder, a plurality of the extrusion plates are connected with connecting ropes at two sides of the extrusion plates, a limit rod is arranged at two sides of the top end of the filter press and below the rail rod, and a plurality of the extrusion plates and two sides of the extrusion plates are movably connected with the limit rod.

Preferably, an extraction pipe is arranged between the sewage pre-stage filtering tank and the pretreatment tank, a feed pump connecting pipe is arranged at one end of the top end of the filter press, which is far away from the telescopic cylinder, one end of the feed pump connecting pipe, which is far away from the filter press, is connected with the pretreatment tank, a filtered water conveying pipeline is arranged at two sides of one end of the filter press, which is close to the feed pump connecting pipe, and the other end of the filtered water conveying pipeline is connected with the adsorption tower.

Preferably, be close to the stripper plate position filter pressing plate one side is equipped with the connecting block, the connecting block is kept away from one side of filter pressing plate and is located inside the pressure filter shell is equipped with the conveying chain, the inside both ends of conveying chain all are equipped with the rotation gear, the top of rotation gear is kept away from filter pressing plate one side is equipped with the linking gear, the top of linking gear is equipped with bevel gear group, bevel gear group is kept away from one side of linking gear is equipped with the lead screw.

Preferably, the bevel gear group is L-shaped, and a moving plate is arranged at the top end of the screw rod.

Preferably, the movable plate is connected with the screw rod nut, and a plurality of electric vibrators are equidistantly arranged on one side, close to the filter pressing plate, of the movable plate.

Preferably, the bottom of the filter press is provided with a ground rail, the top of the ground rail is provided with a mud plate collecting box and a wastewater collecting box in a matching way, and a filtering interception net is arranged in the middle of the interior of the wastewater collecting box.

The invention has the following beneficial effects:

The flocculation and filter pressing pretreatment can rapidly remove a large amount of suspended matters, reduce the turbidity and the solid content of sewage, and the physicochemical method and the biological method in the advanced treatment stage can pertinently remove various organic matters, heavy metal ions, nitrogen and phosphorus and other nutrient substances and microorganisms, so that the water quality is comprehensively purified, the pollutant indexes such as COD, BOD, ammonia nitrogen, total phosphorus and the like are effectively reduced, and the effluent water quality can meet strict emission standards or recycling requirements.

The recycling of water resources and the recycling of resources reduce the production cost of enterprises and improve the economic benefits of the enterprises. Meanwhile, the dependence on external water resources is reduced, the production stability of enterprises is guaranteed to a certain extent, and production stagnation caused by water resource shortage is avoided.

A cleaning box is additionally arranged at the top end of the filter press, two adjacent filter pressing plates are cleaned through a foldable and unfolded cleaning brush and a vertical rod, and brush brushing and high-pressure water flow flushing are sequentially carried out along with the movement of the cleaning box, so that brushing is carried out firstly, then flushing is carried out, and the cleaning efficiency and the cleaning force are improved;

A vibration component is additionally arranged on one side of the filter press, when the filter pressing plate is completely filtered and contracted and unfolded along with the telescopic cylinder, the transmission chain is driven to rotate to drive the gear and the bevel gear to rotate, the movable plate is close to the filter pressing plate, and the electric vibrator is close to one side of the filter pressing plate to drive the filter pressing plate and the filter cloth to vibrate together;

The electric vibrator is used for vibrating, the vibration frequency is set in the resonance frequency interval of the filter plate and the mud cake, so that the mud cake is effectively loosened, the mud cake falls off from the filter cloth of the filter pressing plate better, the vibration auxiliary plate-falling effect is enhanced, the mud cake falling-off speed is improved, and meanwhile, the possibility of damage to the filter cloth is reduced;

the mud board collecting box is used for collecting mud boards on the filter press plate during vibration so as to facilitate subsequent overall treatment, and the waste water collecting box is moved to the bottom end of the filter press during cleaning so as to collect crushed soil and impurities and collect water sources sprayed by the spray heads.

Drawings

FIG. 1 is a perspective view showing the overall structure of a sewage treatment apparatus with a filter-press filter according to the present invention;

FIG. 2 is a perspective view of a filter press structure of a sewage treatment apparatus with a filter pressing type filter according to the present invention;

FIG. 3 is a perspective view of a filter press structure of a sewage treatment apparatus with a filter pressing type filter according to the present invention;

FIG. 4 is a perspective view showing the structure of a filter pressing assembly and a vibrating assembly of a sewage treatment device with a filter pressing filter according to the present invention;

FIG. 5 is a perspective view showing the structure of a filter pressing assembly and a vibrating assembly of a sewage treatment device with a filter pressing filter according to the present invention;

FIG. 6 is a perspective view of a filter press of a sewage treatment apparatus with a filter pressing type filter according to the present invention;

FIG. 7 is a perspective view showing the structure of a collecting box of sewage treatment equipment with a filter pressing type filter according to the present invention;

FIG. 8 is a perspective view showing a cleaning assembly of a sewage treatment apparatus with a filter-press filter according to the present invention;

FIG. 9 is a perspective view showing a cleaning assembly of a sewage treatment apparatus with a filter-press filter according to the present invention;

Fig. 10 is a perspective view showing a structure of a cleaning assembly of a sewage treatment apparatus with a press filter according to the present invention.

In the figure, 1, a filter press, 2, a connecting pipe of a feed pump, 3, a water filtering conveying pipeline, 4, a filter pressing plate, 5, a filter pressing assembly, 501, a telescopic cylinder, 502, a squeezing plate, 503, a connecting rope, 504, a limiting rod, 6, a vibrating assembly, 601, a connecting block, 602, a conveying chain, 603, a rotating gear, 604, a connecting gear, 605, a bevel gear group, 606, a screw rod, 607, a moving plate, 608, an electric vibrator, 7, a cleaning assembly, 701, a rail rod, 702, a cleaning box, 703, a water storage tank, 704, a placing tank, 705, a driving motor, 706, a first screw rod, 707, a second screw rod, 708, a conveying belt, 709, a screw block, 710, a rotating rod, 711, an executing motor, 712, a cleaning brush, 713, a vertical rod, 714, a fan-shaped high-pressure spray head, 715, a moving groove, 8, a ground rail, 801, a mud board collecting box, 802, a wastewater collecting box, a filtering interception net, 9, a sewage front-stage filtering tank, 901, a pumping pipe, 10, a pretreatment tank, 11, an adsorption tower, 12 and an MBR tank.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Embodiment one:

Referring to fig. 1 to 7, a sewage treatment apparatus with a filter-press filter comprises a sewage pre-stage filter tank 9 for performing preliminary filtration on the sewage in the early stage in the sewage treatment, a filter press 1 for separating the sludge from the water, and an adsorption tower 11, wherein a pretreatment tank 10 is arranged between the sewage pre-stage filter tank 9 and the filter press 1, the adsorption tower 11 is connected with an MBR tank 12, and a filter pressing assembly 5, a vibration assembly 6 and a cleaning assembly 7 are arranged on the filter press 1;

The filter pressing assembly 5 drives the extrusion plate 502 to extrude a plurality of filter pressing plates 4 to form a filter cavity through the telescopic cylinder 501 for sewage filtering operation.

The telescopic cylinder 501 sets up in pressure filter 1 top one side, stripper plate 502 and telescopic cylinder 501's actuating end fixed connection, the both sides of a plurality of filter press plates 4 are connected with connecting rope 503 with stripper plate 502 both sides, pressure filter 1 top both sides and be located rail 701 below are equipped with gag lever post 504, the both sides and the gag lever post 504 swing joint of a plurality of filter press plates 4 and stripper plate 502, be equipped with extraction pipe 901 between sewage earlier stage filtering ponds 9 and the preliminary treatment pond 10, the one end that telescopic cylinder 501 was kept away from on the top of pressure filter 1 is equipped with feed pump connecting pipe 2, the one end that feed pump connecting pipe 2 kept away from pressure filter 1 is connected with preliminary treatment pond 10, the one end both sides that pressure filter 1 is close to feed pump connecting pipe 2 are equipped with filtration water conveying pipeline 3, filtration water conveying pipeline 3 other end and adsorption tower 11 are connected.

The bevel gear set 605 is L-shaped, the top end of the screw rod 606 is provided with a movable plate 607, the movable plate 607 is connected with a screw nut of the screw rod 606, and one side of the movable plate 607, which is close to the filter press plate 4, is equidistantly provided with a plurality of electric vibrators 608.

The bottom of the filter press 1 is provided with a ground rail 8, the top of the ground rail 8 is provided with a mud plate collecting box 801 and a waste water collecting box 802 in a matching way, and a filtering interception net 803 is arranged in the middle of the interior of the waste water collecting box 802.

In the embodiment, when sewage is treated, firstly, the sewage to be treated is poured into the sewage pre-stage filtering tank 9, larger impurities in the sewage are subjected to grid filtration through the inclined grid mesh plates in the sewage pre-stage filtering tank 9, meanwhile, the sewage is subjected to sand setting in the sewage pre-stage filtering tank 9, and the larger suspended particles, sand and other impurities in the sewage are removed, so that the substances are prevented from entering filter pressing equipment, equipment wear or blockage is caused, and the filter pressing efficiency and effect are affected.

The water source in the middle section of the sewage prefilter tank 9 is pumped by the pumping pipe 901 into the pretreatment tank 10, and a proper flocculant is selected and added into the pretreatment tank 10 according to the nature and the components of the sewage. The flocculant can enable impurities such as fine suspended particles and colloid in sewage to be coagulated into larger flocs, so that the impurities are conveniently intercepted by a filter medium in the subsequent filter pressing process, the filtering effect is improved, and the water content of a filter cake is reduced.

When sewage is filtered, the telescopic cylinder 501 is started to drive the extrusion plate 502 at the execution end to move, and the plurality of filter press plates 4 are extruded, so that the unfolded filter press plates 4 are folded to form a filter cavity.

When sewage is treated, sewage in the pretreatment tank 10 is connected into the filter press 1 through the connecting pipe 2 of the feed pump, the sewage enters the filter chamber formed by the filter press plates 4 for filter pressing, the sewage is sent into the filter chamber under a certain pressure, solid particles of the sewage are trapped on the surface of the filter cloth of the filter press plates 4 to form mud plates, liquid is discharged through the filter cloth through the flow passages on the filter press plates 4 to become purified water, the filtered water source is output through the filter water conveying pipeline 3 and enters the adsorption tower 11, two parts are separated into the adsorption tower 11, the tower close to one side of the filter water conveying pipeline 3 is filled with adsorbents such as activated carbon, and the pollutants such as heavy metal ions are adsorbed on the surfaces of the adsorbents, so that the concentration of the pollutants in the sewage is further reduced, the water quality is improved, and the burden of subsequent biological treatment is lightened.

An ion exchange resin column is arranged in one side of the adsorption tower 11 far away from the filtered water conveying pipeline 3, and when filtered water passes through the resin column, target ions and exchangeable ions on the resin are subjected to exchange reaction, so that the removal or recovery of ions is realized. For example, the strong acid cation exchange resin can be used for removing calcium and magnesium ions in sewage to soften water, and the weak base anion exchange resin can be used for adsorbing and removing nitrate, phosphate and the like in sewage.

Finally, filtered water passing through the adsorption tower 11 enters the MBR tank 12, and pollutants such as organic matters, ammonia nitrogen, total phosphorus and the like in the sewage are removed through degradation of microorganisms. The membrane component replaces the traditional secondary sedimentation tank to carry out high-efficiency solid-liquid separation, and ensures that the quality of the effluent is stable and clear. The MBR process has higher sludge concentration and longer sludge age, has high pollutant removal efficiency, and can effectively meet strict water quality emission standards or realize reclaimed water recycling.

Embodiment two:

in contrast to the first embodiment, referring to fig. 1 to 3, the present embodiment further includes a vibration unit 6 for performing a vibration operation on the plurality of filter press plates 4 after the filter press plates 4 are reset by filtration, so that mud plates attached to the filter cloth of the filter press plates 4 drop down.

The filter-pressing plate 4 side that is close to stripper plate 502 position is equipped with connecting block 601, and connecting block 601 keeps away from the one side of filter-pressing plate 4 and is located the inside conveyer chain 602 that is equipped with of pressure filter 1 shell, and conveyer chain 602's inside both ends all are equipped with rotation gear 603, and rotation gear 603's top is kept away from filter-pressing plate 4 one side and is equipped with linking gear 604, and linking gear 604's top is equipped with bevel gear group 605, and bevel gear group 605 is kept away from linking gear 604's one side and is equipped with lead screw 606.

In this embodiment, it should be noted that, after the filtration of the sewage is completed, the telescopic cylinder 501 drives the connected filter pressing plates 4 to be unfolded, the connecting ropes 503 limit the distance between the filter pressing plates 4, the filter pressing plate 4 near one end of the feed pump is fixedly connected with the end of the filter press 1, and the fixed filter pressing plate 4 group cannot integrally move along with the shrinkage of the telescopic cylinder 501.

When the filter pressing plate 4 is unfolded, the mud plates of the cake extruded by the inside are exposed, at this time, the mud plate collecting box 801 is moved to the bottom end of the filter press 1, when the filter pressing plate 4 is unfolded, the connecting block 601 positioned at the bottom end of the filter pressing plate 4 close to one side of the extruding plate 502 drives the conveying chain 602 to move, and then drives the rotating gear 603 to rotate, namely the connecting gear 604 and the bevel gear group 605 rotate, the screw rod 606 is realized to rotate, the moving plate 607 connected with the screw rod 606 is close to the filter pressing plate 4, the electric vibrator 608 is close to the outer side of the filter pressing plate 4, and the filter pressing plate 4 is vibrated, so that the mud plates are separated.

Through the electric vibrator 608, vibration frequency is set in the resonance frequency interval of the filter press plate 4 and the mud cake, so that the mud plate is effectively loosened, the filter cloth of the filter press plate 4 is better separated, the vibration auxiliary plate separation effect is enhanced, the separation speed of the mud plate is improved, and meanwhile, the possibility of damage to the filter cloth is reduced.

Embodiment III:

referring to fig. 1-3 and fig. 8-10, in comparison with the first and second embodiments, in this embodiment, the cleaning assembly 7 is configured to clean impurities adhering to the filter pressing plate 4 after the vibration treatment, rail rods 701 are disposed on two sides of the top end of the filter pressing plate 1, a cleaning tank 702 is connected to the rail rods 701, a cleaning brush 712 and a vertical rod 713 are disposed at the bottom end of the cleaning tank 702, and a plurality of fan-shaped high pressure nozzles 714 are disposed on the vertical rod 713 at equal intervals.

The top of cleaning box 702 is equipped with storage water tank 703, and the bottom of cleaning box 702 is equipped with standing groove 704, and the both sides that just keep away from rail 701 in the standing groove 704 all are equipped with movable groove 715, and two movable groove 715 are inside to be equipped with first screw 706 and second screw 707 respectively, all are connected with screw block 709 on first screw 706 and the second screw 707, and screw block 709 is close to movable groove 715 notch position one side and is equipped with bull stick 710, and bull stick 710 is close to two screw block 709 one sides and is connected with clearance brush 712 and montant 713 respectively.

The bull stick 710 runs through two screw blocks 709, and bull stick 710 one end is connected with execution motor 711, and first screw 706 one end is connected with driving motor 705, is connected with conveyer 708 between the one end that first screw 706 and second screw 707 are close to driving motor 705, and two screw blocks 709 are connected with first screw 706 and second screw 707 screw, bull stick 710 and clearance brush 712 and montant 713 fixed connection, bull stick 710 and screw block 709 rotate to be connected, and screw block 709 is the block with clearance brush 712 and montant 713 end and is connected.

In this embodiment, it should be noted that, after the vibration cleaning is finished, the cleaning assembly 7 is started, the cleaning box 702 moves along with the rail 701, the bottom end of the cleaning box 702 is provided with a camera, so as to effectively capture the position of the filter pressing plate 4, when the cleaning box 702 moves close to the first filter pressing plate, the execution motor 711 is started to drive the rotating rod 710 to rotate, so that the cleaning brush 712 and the vertical rod 713 stored in the storage groove 704 rotate until the cleaning box 702 is vertical, at this moment, the cleaning brush 712 is close to the filter pressing plate 4, the vertical rod 713 is close to the extrusion plate 502, and the driving motor 705 is started to drive the cleaning brush 712 to brush the filter pressing plate 4, at this moment, the fan-shaped high-pressure spray head 714 is not started.

When the cleaning box 702 moves to the position of the middle filter press plate 4, the cleaning brush 712 brushes the previous filter press plate 4, the fan-shaped high-pressure spray nozzles 714 on the vertical rods 713 spray high-pressure water flow, and the two adjacent filter press plates 4 are respectively brushed and cleaned by high-pressure flushing along with the rotation of the first screw 706 and the second screw 707, and the filter press plates 4 by high-pressure flushing are cleaned by brushing the cleaning brush 712, namely, the filter press plates 4 are brushed and flushed sequentially, so that the cleaning efficiency is improved.

The wastewater collection box 802 is moved to the bottom end of the filter press 1 during cleaning, crushed soil and impurities are collected, a water source sprayed by a spray head is collected, and the impurities are intercepted by the filtering interception net 803.

Claims

1. The sewage treatment equipment with the filter-pressing filter comprises a sewage pre-filtering tank (9) for carrying out preliminary filtering on the sewage in the earlier stage in the sewage treatment, a filter press (1) for separating sludge from water and an adsorption tower (11), and is characterized in that a pretreatment tank (10) is arranged between the sewage pre-filtering tank (9) and the filter press (1), the adsorption tower (11) is connected with an MBR tank (12), and a filter pressing component (5), a vibration component (6) and a cleaning component (7) are arranged on the filter press (1);

The filter pressing assembly (5) drives the extrusion plate (502) to extrude a plurality of filter pressing plates (4) to form a filter cavity through the telescopic cylinder (501) so as to carry out sewage filtering operation;

The vibration assembly (6) is used for vibrating the plurality of filter pressing plates (4) after the filter pressing plates (4) are filtered and reset, so that mud plates attached to the filter cloth of the filter pressing plates (4) drop downwards;

The cleaning assembly (7) is used for cleaning impurities attached to the filter pressing plate (4) after vibration treatment, rail rods (701) are arranged on two sides of the top end of the filter press (1), the rail rods (701) are connected with a cleaning box (702), cleaning brushes (712) and vertical rods (713) are arranged at the bottom end of the cleaning box (702), and a plurality of fan-shaped high-pressure spray heads (714) are arranged on the vertical rods (713) at equal intervals.

2. The sewage treatment device with a filter pressing type filter according to claim 1, wherein a water storage tank (703) is arranged at the top end of the cleaning tank (702), a placing groove (704) is arranged at the bottom end of the cleaning tank (702), moving grooves (715) are respectively arranged in the placing groove (704) and are far away from two sides of the rail rod (701), a first screw (706) and a second screw (707) are respectively arranged in the two moving grooves (715), threaded blocks (709) are respectively connected to the first screw (706) and the second screw (707), a rotating rod (710) is arranged on one side, close to the notch position of the moving grooves (715), of the threaded blocks (709), and one side, close to the two threaded blocks (709), of the rotating rod (710) is respectively connected with the cleaning hairbrush (712) and the vertical rod (713).

3. The apparatus according to claim 2, wherein the rotary rod (710) penetrates through the two screw blocks (709), an execution motor (711) is connected to one end of the rotary rod (710), a driving motor (705) is connected to one end of the first screw (706), and a conveyor belt (708) is connected between one ends of the first screw (706) and the second screw (707) close to the driving motor (705).

4. The sewage treatment device with a filter pressing type filter according to claim 3, wherein the two threaded blocks (709) are connected with the first screw rod (706) and the second screw rod (707) through nuts, the rotating rod (710) is fixedly connected with the cleaning brush (712) and the vertical rod (713), the rotating rod (710) is rotatably connected with the threaded blocks (709), and the threaded blocks (709) are in clamping connection with the cleaning brush (712) and the ends of the vertical rod (713).

5. The sewage treatment device with a filter pressing type filter according to claim 4, wherein the telescopic cylinder (501) is arranged on one side of the top end of the filter press (1), the extrusion plates (502) are fixedly connected with the execution ends of the telescopic cylinder (501), two sides of the plurality of filter pressing plates (4) are connected with connecting ropes (503) with two sides of the extrusion plates (502), two sides of the top end of the filter press (1) and positioned below the rail (701) are provided with limit rods (504), and two sides of the plurality of filter pressing plates (4) and the extrusion plates (502) are movably connected with the limit rods (504).

6. The sewage treatment device with a filter pressing type filter according to claim 5, wherein an extraction pipe (901) is arranged between the sewage pre-filtering tank (9) and the pretreatment tank (10), a feed pump connecting pipe (2) is arranged at one end, far away from the telescopic cylinder (501), of the top end of the filter press (1), one end, far away from the filter press (1), of the feed pump connecting pipe (2) is connected with the pretreatment tank (10), filtering water conveying pipelines (3) are arranged at two sides of one end, close to the feed pump connecting pipe (2), of the filter press (1), and the other end of the filtering water conveying pipeline (3) is connected with the adsorption tower (11).

7. The sewage treatment device with a filter pressing type filter according to claim 6, wherein a connecting block (601) is arranged on one side of the filter pressing plate (4) close to the position of the extruding plate (502), a conveying chain (602) is arranged on one side of the connecting block (601) away from the filter pressing plate (4) and positioned inside a shell of the filter pressing machine (1), rotating gears (603) are arranged at two ends of the inner part of the conveying chain (602), a connecting gear (604) is arranged on one side of the rotating gear (603) away from the filter pressing plate (4), a bevel gear set (605) is arranged on the top of the connecting gear (604), and a screw rod (606) is arranged on one side of the bevel gear set (605) away from the connecting gear (604).

8. The sewage treatment apparatus with a filter pressing type filter according to claim 7, wherein the bevel gear set (605) is arranged in an L shape, and a moving plate (607) is arranged at the top end of the screw rod (606).

9. The apparatus according to claim 8, wherein the movable plate (607) is connected to the screw of the screw rod (606), and a plurality of electric vibrators (608) are provided at equal intervals on a side of the movable plate (607) close to the filter press plate (4).

10. The sewage treatment device with a filter pressing type filter according to claim 9, wherein a ground rail (8) is arranged at the bottom end of the filter press (1), a mud plate collecting box (801) and a wastewater collecting box (802) are arranged at the top end of the ground rail (8) in a matched mode, and a filtering interception net (803) is arranged in the middle of the interior of the wastewater collecting box (802).