CN112340885A

CN112340885A - Domestic sewage centralized pre-filtering equipment and using method thereof

Info

Publication number: CN112340885A
Application number: CN202011230533.0A
Authority: CN
Inventors: 储凌威
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-02-09

Abstract

The invention discloses a domestic sewage centralized pre-filtering device and a using method thereof, the domestic sewage centralized pre-filtering device comprises a sedimentation mechanism, a filtering mechanism and a base, wherein one end of the top of the base is provided with the filtering mechanism, the other end of the top of the base is provided with the sedimentation mechanism, the sedimentation mechanism comprises a sedimentation box and a connecting cover, the top of the sedimentation box is provided with the connecting cover, one end of the top of the connecting cover is provided with an inlet, the top of the connecting cover is provided with a water pump, the water inlet end of the water pump is provided with a connecting pipe, the connecting cover is connected with a water suction pipe in a sliding way, and the end part of the water suction pipe extends into the sedimentation box, can realize the cleanness to the cartridge filter, avoided filtration equipment in the past to take out the clean condition that wastes time and energy of cartridge filter.

Description

Domestic sewage centralized pre-filtering equipment and using method thereof

Technical Field

The invention relates to the technical field of domestic sewage treatment, in particular to domestic sewage centralized pre-filtering equipment and a using method thereof.

Background

With the development of science and technology, the industrialization level of China is continuously improved, while people enjoy the achievement of high-speed increase of GDP, environmental pollution hinders economic sustainable development but becomes a non-negligible problem, the rural ecological environment problem becomes a problem which is highly concerned by people, the threat suffered by the ecological environment comes from the development of town industrial enterprises, and has great relation with the production of rural areas, livestock breeding, rural domestic sewage treatment modes and the like, and sewage is firstly pre-filtered in the domestic sewage treatment.

The existing domestic sewage filtering equipment generally and directly puts the sewage to be treated into a pre-filtering device for filtering, the concentrated domestic sewage contains more settleable impurities, the filtering equipment is damaged greatly during filtering, and the normal use of the filtering equipment is influenced.

Disclosure of Invention

The invention aims to provide a domestic sewage centralized pre-filtering device and a using method thereof, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a domestic sewage concentrates prefiltration equipment, is including subsiding mechanism, filtering mechanism and base, the one end at base top is provided with filtering mechanism, the other end at base top is provided with and subsides the mechanism, subside the mechanism including subsiding case and connecting cover, the connecting cover is installed at the top of subsiding the case, and the one end of connecting the caping portion is provided with the import, the connecting caping portion installs the water pump, and the end of intaking of water pump installs the connecting pipe, sliding connection has the pipe that absorbs water in the connecting cover, and the tip of the pipe that absorbs water stretches into in the subsiding case, the tip and the top of the pipe that absorbs water of connecting pipe are connected, the play water end of water pump is connected with the outlet pipe, and.

Preferably, the side wall of the settling box is slidably connected with a lifting rod, the lifting rod is integrally of a U-shaped structure, an electric push rod is installed on the side wall of the settling box, the end part of the electric push rod is fixed with the lifting rod, and the top end of the water suction pipe is fixedly installed at the end part of the lifting rod.

Preferably, the filtering mechanism includes rose box, installation lid and cartridge filter, the rose box is installed to the one end that the settling tank was kept away from at the base top, and the top of rose box installs the installation lid, be provided with the cartridge filter in the rose box, the top of cartridge filter is provided with the connecting plate, and the connecting plate passes through the set screw and installs in installation lid bottom, the tip and the top of rose box of outlet pipe are connected, be provided with the water purification pipe in the cartridge filter, and the tip of water purification pipe passes the installation lid.

Preferably, rotate through the bearing in the installation lid and be connected with the bull stick, and the bull stick is inside to be hollow structure, the installation lid is passed at the top of bull stick, and the bull stick is located the outside one end of installation lid and is provided with rotary joint, the bull stick is connected with high-pressure water pipe through rotary joint, the high-pressure spout is installed to the outside equidistance of bull stick, the installation is covered the internal rotation and is connected with solid fixed ring, and solid fixed ring's bottom stretches into in the rose box, gu fixed ring is located the inside one end equidistance of rose box and installs the dead lever, and the lateral wall of dead lever all installs the scraper blade, scraper blade and cartridge.

Preferably, a water suction port is installed at one end, located inside the settling tank, of the water suction pipe, a filter screen is arranged on the surface of the water suction port, an external thread is arranged at the top end of the water suction port, an internal thread matched with the external thread is arranged at the lower end inside the water suction pipe, and the water suction port is connected with the water suction pipe through a thread.

Preferably, the top of the fixing ring penetrates through the mounting cover to be fixed with an annular toothed plate, the top of the mounting cover is fixedly provided with a rotating motor, a transmission gear is mounted at the end part of an output shaft of the rotating motor, and the transmission gear is meshed with the annular toothed plate.

Preferably, the rotating rod is located the outside of the outside one end of the installation cover and is installed with driven gear, driving motor is installed at the top of the installation cover, and the driving gear is installed at the end of the output shaft of the driving motor, and the driving gear is meshed with the driven gear.

Preferably, the lower end of the filter box is provided with a sewage draining outlet, and a control valve is arranged outside the sewage draining outlet.

Preferably, the surface of the settling tank is provided with an observation window.

A using method of domestic sewage centralized pre-filtering equipment comprises the following steps:

the method comprises the following steps: the sewage is placed into the interior of the settling tank firstly, a flocculating agent is added into the interior of the settling tank through an inlet, the height of a sediment in the interior of the settling tank is observed through an observation window after a certain time, and an electric control system arranged through the device controls an electric push rod to work, so that a water suction port is arranged above the sediment in the interior of the settling tank.

Step two: the work of control water pump makes the water of deposit top be taken out to the rose box inside, and the inside water of rose box gets into the cartridge filter in, filters through the cartridge filter, then is connected with the water purification pipe through the liquid pump that outside set up, takes out the water purification after the prefiltering of cartridge filter inside to next processing procedure and handles.

Step three: when the filter cartridge is required to be cleaned, high-pressure water is put into the high-pressure water pipe, water enters the rotating rod and is sprayed to the inner wall of the filter cartridge through the high-pressure nozzle, and meanwhile, the scraper blade rotates around the filter cartridge and scrapes off dirt on the surface of the filter cartridge through the work of the electric control system control driving motor arranged by the device.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sedimentation mechanism is arranged in front of the filtering mechanism, so that domestic sewage is firstly subjected to sedimentation treatment through the sedimentation mechanism, so that dirt is sedimentated and then filtered, the filtering mechanism is protected, the filtering mechanism is convenient to use for a long time, the high-pressure nozzle and the scraper are arranged, the filtering barrel can be cleaned, and the condition that the filtering barrel is taken out to be cleaned by the traditional filtering equipment, and the filtering equipment wastes time and labor is avoided.

Drawings

FIG. 1 is a schematic view of the overall internal connection structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the mounting cover, the annular toothed plate and the transmission gear of the present invention;

FIG. 3 is an enlarged view of the structure of the present invention at A;

fig. 4 is a schematic view of the fixing rod and the connecting structure for mounting the fixing rod of the present invention.

In the figure: 1. a sedimentation mechanism; 2. a filtering mechanism; 3. a connecting cover; 4. an inlet; 5. a suction pipe; 6. an electric push rod; 7. a lifting rod; 8. a water suction port; 9. a water pump; 10. a connecting pipe; 11. a water outlet pipe; 12. a filter box; 13. installing a cover; 14. a sewage draining outlet; 15. a filter cartridge; 16. a connecting plate; 17. a fixing ring; 18. a ring toothed plate; 19. fixing the rod; 20. a squeegee; 21. a high pressure nozzle; 22. a rotary joint; 23. a water purifying pipe; 24. a driven gear; 25. a driving gear; 26. a drive motor; 27. a transmission gear; 28. rotating the motor; 29. an observation window; 30. a base; 31. a settling tank; 32. and (4) rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a domestic sewage concentrates prefiltering equipment, is including subsiding mechanism 1, filtering mechanism 2 and base 30, the one end at base 30 top is provided with filtering mechanism 2, the other end at base 30 top is provided with and subsides mechanism 1, subside mechanism 1 including subsiding case 31 and connecting cover 3, subside case 31's top is installed and is connected cover 3, and the one end at connecting cover 3 top is provided with import 4, connect and cover 3 top and install water pump 9, and the end of intaking of water pump 9 installs connecting pipe 10, sliding connection has the pipe 5 that absorbs water in connecting cover 3, and the tip that absorbs water pipe 5 stretches into in subsiding case 31, the tip and the top of the pipe 5 that absorbs water of connecting pipe 10 are connected, the play water end of water pump 9 is connected with outlet pipe 11, and the tip of 11 is connected with filtering mechanism 2.

Referring to fig. 1, the side wall of the settling tank 31 is slidably connected with a lifting rod 7, the lifting rod 7 is integrally formed into a U-shaped structure, the side wall of the settling tank 31 is provided with an electric push rod 6, the end of the electric push rod 6 is fixed with the lifting rod 7, and the top end of the water suction pipe 5 is fixedly installed at the end of the lifting rod 7;

the lifting of the lifting rod 7 can be controlled through the work of the electric push rod 6, the lifting of the suction pipe 5 can be controlled through the lifting of the suction pipe 7 and the fixing of the suction pipe 5 and the lifting rod 7, and therefore the lifting of the suction port 8 can be adjusted.

Referring to fig. 1 and 3, the filtering mechanism 2 includes a filtering tank 12, a mounting cover 13 and a filtering cylinder 15, the filtering tank 12 is mounted at one end of the top of the base 30 far from the settling tank 31, the mounting cover 13 is mounted at the top of the filtering tank 12, the filtering cylinder 15 is disposed in the filtering tank 12, a connecting plate 16 is disposed at the top end of the filtering cylinder 15, the connecting plate 16 is mounted at the bottom of the mounting cover 13 through fixing screws, the end of the water outlet pipe 11 is connected with the top end of the filtering tank 12, a purified water pipe 23 is disposed in the filtering cylinder 15, and the end of the purified water pipe 23 passes through the mounting cover 13;

the arrangement of the filtering mechanism 2 is convenient for pre-filtering the domestic sewage, so that impurities and large granular substances in the sewage are filtered out, and the subsequent treatment is convenient;

during the use, through the work of the electric control system control electric putter 6 that the device set up, make the water sucking mouth 8 place in the top of the inside deposit of settling tank 31, control water pump 9 work, make the water of deposit top be taken out to the rose box 12 inside, the inside water of rose box 12 gets into the cartridge filter 15 in, filters through cartridge filter 15, then is connected with clear water pipe 23 through the liquid pump that the outside set up, takes out the inside water purification after the prefiltering of cartridge filter 15 to next processing procedure and handles.

Referring to fig. 3 and 4, a rotating rod 32 is rotatably connected in the mounting cover 13 through a bearing, the inside of the rotating rod 32 is of a hollow structure, the top of the rotating rod 32 penetrates through the mounting cover 13, a rotary joint 22 is arranged at one end of the rotating rod 32, which is located outside the mounting cover 13, the rotating rod 32 is connected with a high-pressure water pipe through the rotary joint 22, high-pressure nozzles 21 are equidistantly installed on the outer side of the rotating rod 32, a fixing ring 17 is rotatably connected in the mounting cover 13, the bottom of the fixing ring 17 extends into the filter box 12, fixing rods 19 are equidistantly installed at one end of the fixing ring 17, which is located inside the filter box 12, scrapers 20 are installed on the side walls of the fixing rods 19, and the scrapers 20 are in contact with the;

the filter cartridge 15 is convenient to clean, and the situation that the filter cartridge 15 is taken out to be cleaned by the conventional filter equipment and is time-consuming and labor-consuming is avoided;

when the filter cartridge 15 needs to be cleaned, high-pressure water is put into the high-pressure water pipe, the water enters the rotating rod 32 and is sprayed to the inner wall of the filter cartridge 15 through the high-pressure nozzle 21, and meanwhile, the electric control system arranged in the device controls the driving motor 26 to work, so that the scraper 20 rotates around the filter cartridge 15, the scraper 20 scrapes off dirt on the surface of the filter cartridge 15, and the cleaning of the filter cartridge 15 is realized.

Referring to fig. 1, a water suction port 8 is installed at one end of the water suction pipe 5 located inside the settling tank 31, a filter screen is arranged on the surface of the water suction port 8, an external thread is arranged at the top end of the water suction port 8, an internal thread matched with the external thread is arranged at the lower end inside the water suction pipe 5, and the water suction port 8 is connected with the water suction pipe 5 through a thread;

wherein, having set up the water sucking mouth 8 that has the filter screen through the tip at the suction pipe 5, can play the filtering action at the in-process that absorbs the inside water of settling tank 31, prevent to get into suction pipe 5 because of the great filth that leads to of suction in, through set the mode that the screw thread can be dismantled to be connected between water sucking mouth 8 and the suction pipe 5, be convenient for change suction mouth 8.

Referring to fig. 1 and 2, an annular toothed plate 18 is fixed on the top of the fixing ring 17 through the mounting cover 13, a rotating motor 28 is fixedly mounted on the top of the mounting cover 13, a transmission gear 27 is mounted at an output shaft end of the rotating motor 28, and the transmission gear 27 is in meshed connection with the annular toothed plate 18;

it should be noted that, this setting is convenient for drive the rotation of scraper 20 inside filter box 12, makes scraper 20 constantly move outside cartridge filter 15, scrapes the filth outside cartridge filter 15, thereby has realized the cleanness to cartridge filter 15, does benefit to the continuous use of cartridge filter 15, controls the work of rotation motor 28 through the electric control system who sets up, makes drive gear 27 rotate, realizes the rotation of solid fixed ring 17 through the meshing connection of drive gear 27 and annular toothed plate 18, the rotation of solid fixed ring 17 drives the rotation of dead lever 19 and scraper 20, thereby makes scraper 20 constantly clean the outside of cartridge filter 15.

Referring to fig. 1, a driven gear 24 is mounted on the outer side of one end of the rotating rod 32, which is located outside the mounting cover 13, a driving motor 26 is mounted on the top of the mounting cover 13, a driving gear 25 is mounted on an output shaft end of the driving motor 26, and the driving gear 25 is engaged with the driven gear 24;

wherein, this setting is convenient for drive bull stick 32's rotation, bull stick 32 rotates and drives high pressure nozzle 21 and rotate, make high pressure nozzle 21 carry out omnidirectional high pressure injection to the inner wall of cartridge filter 15, the realization is to the back flush of cartridge filter 15, the effectual condition of blockking up of cartridge filter 15 having avoided, be favorable to the device to the continuous filtration of domestic sewage, power control system control driving motor 26 during operation driving gear 25 that sets up through the device rotates, be connected the rotation that realizes bull stick 32 through driving gear 25 and driven gear 24's meshing, and then make high pressure nozzle 21 rotate around the rotation of bull stick 32.

Referring to fig. 1, a sewage draining outlet 14 is arranged at the lower end of the filtering box 12, and a control valve is arranged outside the sewage draining outlet 14, so that sewage can be drained conveniently through the arrangement of the sewage draining outlet 14 at the lower end of the filtering box 12, and the control is convenient for controlling the on-off of the sewage draining outlet 14.

Referring to fig. 1, the surface of the settling tank 31 is provided with an observation window 29, and the observation window 29 is arranged to facilitate observation of the height of the sediment inside the settling tank 31, so as to facilitate adjustment of the position of the water suction port 8.

the method comprises the following steps: the sewage is firstly put into the settling tank 31, the flocculating agent is added into the settling tank 31 through the inlet 4, the height of the sediment in the settling tank 31 is observed through the observation window 29 after a certain time, and the electric push rod 6 is controlled to work through the electric control system arranged on the device, so that the water suction port 8 is arranged above the sediment in the settling tank 31.

Step two: the water pump 9 is controlled to work, so that the water above the sediment is pumped into the filter box 12, the water inside the filter box 12 enters the filter cylinder 15 and is filtered through the filter cylinder 15, and then the water is connected with the purified water pipe 23 through the externally arranged liquid pump, and the pre-filtered purified water inside the filter cylinder 15 is pumped to the next treatment process for treatment.

Step three: when the filter cartridge 15 needs to be cleaned, high-pressure water is put into the high-pressure water pipe, enters the rotating rod 32 and is sprayed to the inner wall of the filter cartridge 15 through the high-pressure nozzle 21, meanwhile, the electric control system arranged by the device controls the driving motor 26 to work, so that the scraper 20 rotates around the filter cartridge 15, and the scraper 20 scrapes off dirt on the surface of the filter cartridge 15.

The working principle is as follows: when the device is used, sewage is firstly placed into the settling tank 31, a flocculating agent is added into the settling tank 31 through the inlet 4, after a certain time, the height of sediment in the settling tank 31 is observed through the observation window 29, the electric push rod 6 is controlled to work through an electric control system arranged on the device, the water suction port 8 is placed above the sediment in the settling tank 31, the water pump 9 is controlled to work, water above the sediment is pumped into the filter tank 12, the water in the filter tank 12 enters the filter cylinder 15 and is filtered through the filter cylinder 15, then the water is connected with the water purification pipe 23 through the liquid pump arranged outside, the pre-filtered purified water in the filter cylinder 15 is pumped to the next treatment procedure for treatment, when the filter cylinder 15 needs to be cleaned, high-pressure water is placed into the high-pressure water pipe, enters the rotating rod 32 and is sprayed to the inner wall of the filter cylinder 15 through the high-pressure pump 21, and the electric control system arranged on the device controls the driving motor 26 to work, scraper 20 is rotated around filter cartridge 15 and scraper 20 scrapes off contaminants on the surface of filter cartridge 15.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a domestic sewage concentrates prefiltration equipment, includes subsides mechanism (1), filtering mechanism (2) and base (30), the one end at base (30) top is provided with filtering mechanism (2), its characterized in that: the other end at base (30) top is provided with subsides mechanism (1), subside mechanism (1) including subsiding case (31) and connecting lid (3), subside the top of case (31) and install connection lid (3), and the one end at connection lid (3) top is provided with import (4), connect lid (3) top and install water pump (9), and the end of intaking of water pump (9) installs connecting pipe (10), sliding connection has the pipe (5) that absorbs water in connecting lid (3), and the tip that just absorbs water pipe (5) stretches into in subsiding case (31), the tip and the top that absorbs water pipe (5) of connecting pipe (10) are connected, the play water end of water pump (9) is connected with outlet pipe (11), and the tip and the filtering mechanism (2) of outlet pipe (11) are connected.

2. The domestic sewage centralized pre-filtering device according to claim 1, wherein: subside case (31) lateral wall sliding connection has lifter (7), and the whole U-shaped structure that becomes of lifter (7), electric putter (6) are installed to the lateral wall of subside case (31), and the tip and the lifter (7) of electric putter (6) are fixed, the top fixed mounting that absorbs water pipe (5) is at lifter (7) tip.

3. The domestic sewage centralized pre-filtering device according to claim 1, wherein: filtering mechanism (2) include rose box (12), installation lid (13) and cartridge filter (15), base (30) top is kept away from the one end of settling tank (31) and is installed rose box (12), and the top of rose box (12) installs installation lid (13), be provided with cartridge filter (15) in rose box (12), the top of cartridge filter (15) is provided with connecting plate (16), and connecting plate (16) install in installation lid (13) bottom through the fixed screw, the tip of outlet pipe (11) is connected with the top of rose box (12), be provided with water purification pipe (23) in cartridge filter (15), and the tip of water purification pipe (23) passes installation lid (13).

4. The domestic sewage centralized pre-filtering device according to claim 3, wherein: rotate through the bearing in installation lid (13) and be connected with bull stick (32), and bull stick (32) inside is hollow structure, installation lid (13) is passed at the top of bull stick (32), and bull stick (32) are located the outside one end of installation lid (13) and are provided with rotary joint (22), bull stick (32) are connected with high-pressure water pipe through rotary joint (22), high-pressure spout (21) are installed to the outside equidistance of bull stick (32), installation lid (13) internal rotation is connected with solid fixed ring (17), and the bottom of solid fixed ring (17) stretches into in rose box (12), gu fixed ring (17) are located the inside one end equidistance of rose box (12) and install dead lever (19), and scraper blade (20) are all installed to the lateral wall of dead lever (19), scraper blade (20) and cartridge filter (15) contact.

5. The domestic sewage centralized pre-filtering device according to claim 2, wherein: the utility model discloses a set up the filter screen, including the pipe that absorbs water (5) are located the inside one end of setting tank (31) and install water sucking mouth (8), and water sucking mouth (8) surface is provided with the filter screen, the top of water sucking mouth (8) is provided with the external screw thread, the inside low side of pipe (5) that absorbs water is provided with the internal thread with external screw thread matched with, through threaded connection between water sucking mouth (8) and the pipe (5) that absorbs water.

6. The domestic sewage centralized pre-filtering device according to claim 4, wherein: the top of fixed ring (17) is passed installation lid (13) and is fixed with annular toothed plate (18), installation lid (13) top fixed mounting has rotation motor (28), and rotates the output shaft tip of motor (28) and install drive gear (27), drive gear (27) are connected with annular toothed plate (18) meshing.

7. The domestic sewage centralized pre-filtering device according to claim 4, wherein: the outer side that bull stick (32) are located the outside of installation lid (13) outside one end installs driven gear (24), driving motor (26) are installed at installation lid (13) top, and driving gear (25) are installed to the output shaft tip of driving motor (26), driving gear (25) are connected with driven gear (24) meshing.

8. The domestic sewage centralized pre-filtering device according to claim 3, wherein: a sewage draining outlet (14) is arranged at the lower end of the filter box (12), and a control valve is arranged outside the sewage draining outlet (14).

9. The domestic sewage centralized pre-filtering device according to claim 1, wherein: and an observation window (29) is arranged on the surface of the settling tank (31).

10. The use method of the domestic sewage centralized pre-filtering equipment is characterized by comprising the following steps:

the method comprises the following steps: sewage is firstly placed into a settling tank (31), a flocculating agent is added into the settling tank (31) through an inlet (4), the height of sediment in the settling tank (31) is observed through an observation window (29) after a certain time, and an electric control system arranged in the device controls an electric push rod (6) to work, so that a water suction port (8) is arranged above the sediment in the settling tank (31).

Step two: the water pump (9) is controlled to work, so that water above the sediment is pumped into the filter tank (12), the water inside the filter tank (12) enters the filter cartridge (15) and is filtered through the filter cartridge (15), then the water is connected with the purified water pipe (23) through the liquid pump arranged outside, and the purified water after pre-filtration inside the filter cartridge (15) is pumped to the next treatment process for treatment.

Step three: when the filter cartridge (15) needs to be cleaned, high-pressure water is put into the high-pressure water pipe, enters the rotating rod (32), and is sprayed to the inner wall of the filter cartridge (15) through the high-pressure nozzle (21), and meanwhile, the electric control system arranged in the device controls the driving motor (26) to work, so that the scraper blade (20) rotates around the filter cartridge (15), and the scraper blade (20) scrapes off dirt on the surface of the filter cartridge (15).