CN112429795A - Domestic sewage multistage circulating filter device and filter process - Google Patents
Domestic sewage multistage circulating filter device and filter process Download PDFInfo
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- CN112429795A CN112429795A CN202011400663.4A CN202011400663A CN112429795A CN 112429795 A CN112429795 A CN 112429795A CN 202011400663 A CN202011400663 A CN 202011400663A CN 112429795 A CN112429795 A CN 112429795A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/003—Coaxial constructions, e.g. a cartridge located coaxially within another
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/006—Cartridges
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a domestic sewage multistage circulating and filtering device, and belongs to the technical field of sewage treatment. The invention comprises an equipment body; the equipment body is including filtering the jar, and it has the drain pipe to filter jar week side fixed intercommunication, and it has circulating pump and main driving motor to filter jar week side still fixed mounting, and the one end of circulating pump water inlet is passed through wet return and the fixed intercommunication of drain pipe, filters tank deck portion fixedly connected with and seals the jar, seals a jar top surface fixedly connected with servo motor and aeration pump respectively, seals jar week side fixedly connected with auxiliary motor, seals a jar top surface still fixedly connected with inlet tube. According to the invention, through the rotary design of the inner cylinder and the outer cylinder, the static filtering structure of the traditional filtering device is changed into a dynamic filtering structure, and through the rotary structural design, the inner cylinder and the outer cylinder can be uniformly worn.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a domestic sewage multistage circulating and filtering device.
Background
The sewage treatment is a process for purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage; at present, in daily life, the amount of domestic water and domestic wastewater is increasing, people pay more and more attention to how to treat wastewater, the treatment of these waste waters influences our environmental protection and sustainable development strategy, for this reason, people often use some environmental protection equipment to handle this, but these environmental protection equipment structure is complicated, the operation is difficult, has increased extra life expenditure for people, some families avoid increasing the cost, adopt not to handle waste water, the way of direct discharge, cause serious harm to the environment.
Although some filtering devices for sewage water have appeared on the market, the above-mentioned sewage water filtering devices often have a single filtering structure when filtering, and cannot achieve a grading filtering effect well when filtering.
Disclosure of Invention
The invention aims to provide a domestic sewage multistage circulating and filtering device, which solves the problems in the background technology through the design of an inner cylinder and an outer cylinder.
In order to achieve the purpose, the invention provides the following technical scheme: a domestic sewage multi-stage circulating filter device comprises an equipment body; the equipment body comprises a filter tank, wherein a drain pipe is fixedly communicated with the peripheral side surface of the filter tank, a circulating pump and a main driving motor are further fixedly installed on the peripheral side surface of the filter tank, one end of a water inlet of the circulating pump is fixedly communicated with the drain pipe through a return pipe, a sealing tank is fixedly connected to the top of the filter tank, a servo motor and an aeration pump are respectively and fixedly connected to the top surface of the sealing tank, an auxiliary motor is fixedly connected to the peripheral side surface of the sealing tank, a water inlet pipe is further fixedly connected to the top surface of the sealing tank, and one end of a water outlet of the circulating pump is;
the inner wall of the filter tank is rotatably connected with an outer cylinder through a bearing, the inner wall of the outer cylinder is rotatably connected with an inner cylinder through a bearing, the peripheral side surface of the inner cylinder is rotatably connected with a tank sealing body, one end of an output shaft of the main driving motor is in transmission connection with the outer cylinder through a gear, and one end of an output shaft of the auxiliary motor is in transmission connection with the inner cylinder through a gear;
a primary waste discharge cavity is fixedly arranged between the opposite surfaces of the sealing tank and the inner cylinder, a guide ring is fixedly connected to the inner wall of the filter tank, a secondary waste discharge cavity is fixedly arranged between the guide ring and the opposite surface of the outer cylinder, a secondary filter material exhaust pipe communicated with the secondary waste discharge cavity is fixedly arranged on the peripheral side surface of the filter tank, a primary filter material exhaust pipe communicated with the primary waste discharge cavity is fixedly arranged on the peripheral side surface of the sealing tank, a plurality of material leakage notches a which are distributed in a circumferential array manner and communicated with the secondary waste discharge cavity are formed in the peripheral side surface of the outer cylinder, and a plurality of material leakage notches b which are distributed in a circumferential array manner and communicated with the primary waste discharge cavity are formed in the peripheral;
a water purification and drainage cavity is fixedly arranged between the opposite surfaces of the outer barrel and the filter tank, a secondary filter cavity is arranged between the opposite surfaces of the outer barrel and the inner barrel, a pre-filter cavity is fixedly arranged in the inner barrel, a plurality of groups of secondary outer filter holes distributed in a circumferential array are formed in the peripheral side surface of the outer barrel, a plurality of groups of primary outer filter holes distributed in a circumferential array are formed in the peripheral side surface of the inner barrel, an aeration shaft tube is rotatably connected to the axial position of the sealed tank, one end of an output shaft of a servo motor is in transmission connection with the aeration shaft tube through a gear, a plurality of groups of aeration holes distributed in a circumferential array are formed in the peripheral side surface of the aeration shaft tube and correspond to the primary outer filter holes, and a plurality of groups of high-pressure spray holes are formed in the peripheral;
the aeration central siphon week side fixedly connected with inside spin filter blade, inside spin filter blade week side is laminated with the inner tube mutually, inside spin filter blade surface sets up the one-level internal filtration pore that is circumference array distribution, urceolus inner wall fixedly connected with outside spin filter blade, outside spin filter blade inner wall is laminated with the inner tube mutually, outside spin filter blade surface sets up a plurality of groups and is the second grade internal filtration pore that circumference array distributes, the urceolus bottom surface rotates the intercommunication and has the second grade to arrange the hopper, the inner tube bottom surface rotates the intercommunication and has the one-level to arrange the hopper, the fixed intercommunication in one-level row hopper bottom has the blow off pipe, blow off pipe week side and second grade are arranged hopper fixed connection, second grade is arranged hopper week side and is filtered a jar fixed connection.
The scheme is as follows:
the aeration pump, the auxiliary motor, the servo motor, the main driving motor, the liquid level sensor and the electromagnetic valve are common components in the prior art, and the adopted models and the like can be customized according to actual use requirements;
as a preferred embodiment, one-level row hopper and second grade row hopper cross section are hopper-shaped structure, the fixed water conservancy diversion clearance that is provided with between one-level row hopper and the second grade row hopper relative surface, a plurality of groups are the liquid hole that permeates that the circumference array distributes, and a set of are seted up to blow off pipe week side all with the fixed intercommunication in water conservancy diversion clearance to permeate hole week side, blow off pipe week side fixed mounting has valve an.
As a preferred embodiment, a backflushing cleaning spray pipe is fixedly connected to the peripheral side surface of the filter tank, a water supply joint is fixedly arranged at the end of the backflushing cleaning spray pipe, a group of cleaning spray holes distributed in a linear array are fixedly arranged at the joint of the backflushing cleaning spray pipe and the filter tank, and an included angle between a water outlet axis of the cleaning spray holes and an axis of the filter tank is 90 °.
In a preferred embodiment, a first driven bevel gear ring is fixedly connected to the peripheral side surfaces of the outer barrel and the inner barrel, a second driven bevel gear ring matched with the servo motor is fixedly installed on the peripheral side surface of the aeration shaft tube, the aeration shaft tube is of a hollow tubular structure with two open ends, and the aeration shaft tube and the inner barrel are coaxially arranged.
As a preferred embodiment, the first-stage inner filtering hole has the same aperture as the first-stage outer filtering hole, the second-stage inner filtering hole has the same aperture as the second-stage outer filtering hole, the aperture of the first-stage inner filtering hole is 1.3-1.5 times that of the second-stage inner filtering hole, the inner cylinder is a hollow cylindrical structure with two open ends, and the outer cylinder is a hollow cylindrical structure with a closed top end and an open lower end.
As a preferred embodiment, the side surface of the periphery of the filter tank is fixedly connected with a liquid level sensor, the monitoring end of the liquid level sensor extends into the water purification and drainage cavity, the bottom of the primary waste drainage cavity is fixedly provided with a flow guide inclined surface, and the liquid level sensor is arranged below the material guide ring and is adjacent to the material guide ring.
In a preferred embodiment, the aeration pump is disposed above the outer cylinder and the inner cylinder, valves b are fixedly disposed on circumferential side surfaces of the water return pipe and the water discharge pipe, and power-off brakes are fixedly disposed inside the main driving motor and the auxiliary motor.
As a preferred embodiment, the inner wall of the material guide ring is fixedly provided with a through hole matched with the outer cylinder, and an included angle between the axis of the material guide ring and the horizontal line is 15 °.
As a preferred embodiment, an electromagnetic valve is fixedly arranged at the communication position of the primary discharge hopper and the sewage discharge pipe, and the electromagnetic valve is arranged above the liquid permeating hole.
Compared with the prior art, the domestic sewage multistage circulating and filtering device provided by the invention at least has the following beneficial effects:
(1) according to the invention, through the design of the outer cylinder, the inner cylinder, the outer spiral filtering blades and the inner spiral filtering blades, the graded filtering process of sewage can be efficiently realized, through the realization of the graded filtering function, impurities in the sewage can be effectively removed, through the design of the circulating pump, the traditional sewage filtering device is changed from one-time filtering into circulating type multiple filtering, and through the realization of the circulating type multiple filtering effect, the cleanliness of the filtered sewage is effectively ensured.
(2) According to the invention, through the rotary design of the inner cylinder and the outer cylinder, a static filtering structure of the traditional filtering device is changed into a dynamic filtering structure, through the rotary structural design, on one hand, the inner cylinder and the outer cylinder can be uniformly worn, on the other hand, through rotation, the point contact time of dirt with the inner cylinder and the outer cylinder can be effectively reduced, and through the reduction of the point contact time, the adhesion rate of the dirt on the inner walls of the inner cylinder and the outer cylinder is reduced, and then the cleaning effect of the filtering surfaces of the inner cylinder and the inner cylinder is maintained, through the design of the inner spiral filtering blades and the outer spiral filtering blades, the automatic discharge of filtered impurities can be realized, and then the automation degree of.
(3) According to the invention, through the design of the aeration shaft tube, the aeration treatment on the sewage can be realized in the filtering process, through the realization of the aeration function, the purification rate of the sewage is effectively improved, and through the high-pressure water outlet of the back-flushing cleaning spray tube, the quick maintenance on the inner tube and the outer tube can be realized through the back-flushing and back-filtering principles.
Drawings
FIG. 1 is a schematic structural view of a domestic sewage multi-stage circulating and filtering device;
FIG. 2 is a schematic front view of the structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic sectional view of the outer cylinder and the inner cylinder;
FIG. 6 is a partial enlarged view of FIG. 5 at B;
FIG. 7 is a schematic structural view of an inner cylinder and an aeration shaft tube;
fig. 8 is a schematic structural view of an aeration shaft tube, an inner spiral filter blade and aeration holes.
In the figure: 1. an apparatus body; 2. a filter tank; 3. a drain pipe; 4. a circulation pump; 5. a main drive motor; 6. a water return pipe; 7. sealing the tank; 8. a servo motor; 9. an aeration pump; 10. an auxiliary motor; 11. an outer cylinder; 12. an inner barrel; 13. a primary waste discharge chamber; 14. a material guide ring; 15. a secondary waste discharge cavity; 16. a secondary filter material calandria; 17. a first stage filter material calandria; 18. a material leakage gap a; 19. a material leakage gap b; 20. a water purification and discharge cavity; 21. a second-stage external filtering hole; 22. a first-stage outer filter hole; 23. an aeration shaft tube; 24. an aeration hole; 25. high-pressure spraying holes; 26. an inner spiral filter blade; 27. a first-stage inner filter hole; 28. an outer spiral filter blade; 29. a secondary inner filter hole; 30. a second-stage discharge hopper; 31. a first-stage discharge hopper; 32. a blow-off pipe; 33. a flow guide gap; 34. a liquid permeable hole; 35. a valve a; 36. back flushing the cleaning nozzle; 37. a first driven bevel ring gear; 38. a second driven bevel ring gear; 39. a liquid level sensor; 40. a valve b; 41. an electromagnetic valve; 42. and (4) a water inlet pipe.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1 to 8, the present invention provides a domestic sewage multi-stage circulating and filtering apparatus, which comprises an apparatus body 1; the equipment body 1 comprises a filter tank 2, the peripheral side surface of the filter tank 2 is fixedly communicated with a drain pipe 3, the drain pipe 3 is used for discharging filtered purified water, the peripheral side surface of the filter tank 2 is also fixedly provided with a circulating pump 4 and a main driving motor 5, one end of a water inlet of the circulating pump 4 is fixedly communicated with the drain pipe 3 through a return pipe 6, the top of the filter tank 2 is fixedly connected with a sealing tank 7, the top surface of the sealing tank 7 is respectively and fixedly connected with a servo motor 8 and an aeration pump 9, the peripheral side surface of the sealing tank 7 is fixedly connected with an auxiliary motor 10, the top surface of the sealing tank 7 is also fixedly connected with a water inlet pipe 42, one end of a water outlet of the circulating pump 4 is fixedly communicated with the water inlet;
the inner wall of the filter tank 2 is rotatably connected with an outer cylinder 11 through a bearing, the inner wall of the outer cylinder 11 is rotatably connected with an inner cylinder 12 through a bearing, the peripheral side surface of the inner cylinder 12 is rotatably connected with a tank sealing 7, one end of an output shaft of a main driving motor 5 is in transmission connection with the outer cylinder 11 through a gear, and one end of an output shaft of an auxiliary motor 10 is in transmission connection with the inner cylinder 12 through a gear; through the rotary design of the inner cylinder 12 and the outer cylinder 11, on one hand, the inner cylinder 12 and the outer cylinder 11 can be uniformly worn, on the other hand, through rotation, the point contact time of dirt with the inner cylinder 12 and the outer cylinder 11 can be effectively reduced, and through the reduction of the point contact time, the adhesion rate of the dirt on the inner walls of the inner cylinder 12 and the outer cylinder 11 is reduced, so that the cleaning effect of the filtering surfaces of the inner cylinder 12 and the outer cylinder 11 is maintained;
a primary waste discharge cavity 13 is fixedly arranged between the opposite surfaces of the sealing tank 7 and the inner cylinder 12, the inner wall of the filter tank 2 is also fixedly connected with a guide ring 14, a secondary waste discharge cavity 15 is fixedly arranged between the guide ring 14 and the opposite surface of the outer cylinder 11, a secondary filter material discharge pipe 16 communicated with the secondary waste discharge cavity 15 is fixedly arranged on the peripheral side surface of the filter tank 2, a primary filter material discharge pipe 17 communicated with the primary waste discharge cavity 13 is fixedly arranged on the peripheral side surface of the sealing tank 7, and the primary filter material discharge pipe 17 and the secondary filter material discharge pipe 16 are arranged to discharge filter materials;
the peripheral side surface of the outer cylinder 11 is provided with a plurality of material leaking notches a18 which are distributed in a circumferential array and communicated with the secondary waste discharge cavity 15, and the peripheral side surface of the inner cylinder 12 is provided with a plurality of material leaking notches b19 which are distributed in a circumferential array and communicated with the primary waste discharge cavity 13;
a purified water discharge cavity 20 is fixedly arranged between the opposite surfaces of the outer barrel 11 and the filter tank 2, a secondary filter cavity is arranged between the opposite surfaces of the outer barrel 11 and the inner barrel 12, a pre-filter cavity is fixedly arranged in the inner barrel 12, a plurality of groups of secondary outer filter holes 21 distributed in a circumferential array are formed on the circumferential side surface of the outer barrel 11, a plurality of groups of primary outer filter holes 22 distributed in a circumferential array are formed on the circumferential side surface of the inner barrel 12, an aeration shaft tube 23 is rotatably connected to the axial position of the seal tank 7, one end of an output shaft of a servo motor 8 is in transmission connection with the aeration shaft tube 23 through a gear, a plurality of groups of aeration holes 24 distributed in a circumferential array are formed on the circumferential side surface of the aeration shaft tube 23 and correspond to the positions of the primary outer filter holes 22, the aeration holes 24 are arranged to realize aeration treatment of sewage, the aeration effect of the sewage is improved through the realization of the aeration function, a plurality of groups of high-pressure, the high-pressure spray holes 25 are arranged to improve the blanking speed and the blanking effect of the filter material on the inner spiral filter blade 26 and the outer spiral filter blade 28;
the peripheral side surface of the aeration shaft tube 23 is fixedly connected with an inner spiral filter blade 26, the peripheral side surface of the inner spiral filter blade 26 is attached to the inner cylinder 12, the surface of the inner spiral filter blade 26 is provided with a first-stage inner filter hole 27 distributed in a circumferential array, the inner wall of the outer cylinder 11 is fixedly connected with an outer spiral filter blade 28, the inner wall of the outer spiral filter blade 28 is attached to the inner cylinder 12, the surface of the outer spiral filter blade 28 is provided with a plurality of groups of second-stage inner filter holes 29 distributed in a circumferential array, the bottom surface of the outer cylinder 11 is rotatably communicated with a second-stage discharge hopper 30, the bottom surface of the inner cylinder 12 is rotatably communicated with a first-stage discharge hopper 31, the bottom of the first-stage discharge hopper 31 is fixedly communicated with a discharge pipe 32, the peripheral side surface of the.
The scheme is as follows:
the aeration pump 9, the auxiliary motor 10, the servo motor 8, the main driving motor 5, the liquid level sensor 39 and the electromagnetic valve 41 are common components in the prior art, and the adopted models and the like can be customized according to actual use requirements;
the cross sections of the first-stage discharge hopper 31 and the second-stage discharge hopper 30 are funnel-shaped structures, a flow guide gap 33 is fixedly arranged between the opposite surfaces of the first-stage discharge hopper 31 and the second-stage discharge hopper 30, a plurality of groups of liquid permeating holes 34 distributed in a circumferential array are arranged on the circumferential side surface of the drain pipe 32, the circumferential side surface of each group of liquid permeating holes 34 is fixedly communicated with the flow guide gap 33, and a valve a35 is fixedly arranged on the circumferential side surface of the drain pipe 32.
The peripheral side of the filter tank 2 is fixedly connected with a backflushing cleaning spray pipe 36, the end part of the backflushing cleaning spray pipe 36 is fixedly provided with a water supply connector, the joint of the backflushing cleaning spray pipe 36 and the filter tank 2 is fixedly provided with a group of cleaning spray holes distributed in a linear array, the included angle between the water outlet axis of the cleaning spray holes and the axis of the filter tank 2 is 90 degrees, when the backflushing cleaning spray pipe 36 works, the backflushing cleaning spray pipe 36 is communicated with external cleaning water supply equipment through the water supply connector, the cleaning water is in a high-pressure state when supplied, and the high-pressure water is discharged through the backflushing cleaning spray pipe 36.
The peripheral sides of the outer cylinder 11 and the inner cylinder 12 are fixedly connected with a first driven bevel gear ring 37, the peripheral sides of the aeration shaft tube 23 are fixedly provided with a second driven bevel gear ring 38 matched with the servo motor 8, the aeration shaft tube 23 is a hollow tubular structure with two open ends, and the aeration shaft tube 23 and the inner cylinder 12 are coaxially arranged.
The aperture of the one-level inner filtering hole 27 is the same as that of the one-level outer filtering hole 22, the aperture of the two-level inner filtering hole 29 is the same as that of the two-level outer filtering hole 21, the aperture of the one-level inner filtering hole 27 is 1.3 times that of the two-level inner filtering hole 29, the inner cylinder 12 is of a hollow cylindrical structure with two open ends, and the outer cylinder 11 is of a hollow cylindrical structure with a closed top end and an open lower end, so that the grading filtering effect is effectively realized through the aperture setting.
The side surface of the periphery of the filter tank 2 is also fixedly connected with a liquid level sensor 39, the monitoring end of the liquid level sensor 39 extends into the clean water discharge cavity 20, the bottom of the primary waste water discharge cavity 13 is fixedly provided with a flow guide inclined surface, and the liquid level sensor 39 is arranged below the guide ring 14 and is adjacent to the guide ring 14.
Aeration pump 9 sets up in urceolus 11 and inner tube 12 top, and the equal fixed valve b40 that is provided with in the week side of wet return 6 and the week side of drain pipe 3, the inside equal fixed mounting of main drive motor 5 and auxiliary motor 10 has the outage stopper, and the effect that the outage stopper set up lies in under the outage state effectively self-braking to relevant parts.
The inner wall of the material guide ring 14 is fixedly provided with a through hole matched with the outer barrel 11, and the included angle between the axis of the material guide ring 14 and the horizontal line is 15 degrees.
The electromagnetic valve 41 is fixedly arranged at the communication part of the primary discharging hopper 31 and the sewage discharge pipe 32, and the electromagnetic valve 41 is arranged above the liquid permeating hole 34.
Before use, the main driving motor 5 drives the outer cylinder 11 to do circular motion, the auxiliary motor 10 drives the inner cylinder 12 to do circular motion, the servo motor 8 drives the aeration shaft tube 23 to do circular motion, and the aeration pump 9 synchronously works in the working process of the aeration shaft tube 23, wherein, when in work, the outer spiral filter blade 28 is upwards conveyed by controlling the output direction of the main driving motor 5, the inner spiral filter blade 26 is upwards conveyed by controlling the output direction of the auxiliary motor 10, when in work, the sewage to be treated is injected into the device through the water inlet pipe 42, when in sewage injection, the impurities in the sewage are sequentially filtered through the first-stage inner filter hole 27, the first-stage outer filter hole 22, the second-stage inner filter hole 29 and the second-stage outer filter hole 21, wherein, the impurities filtered through the first-stage inner filter hole 27 and the first-stage outer filter hole 22 are finally discharged through the first-stage filter material discharge pipe 17 driven by the inner spiral filter blade 26, the materials filtered out through the second-stage inner filter hole 29 and the second-stage outer filter hole 21 are finally discharged through the second-stage filter material discharge pipe 16 under the driving of the outer spiral filter blade 28, wherein after sewage is injected, the water level height of the materials is guaranteed to be lower than the monitoring position of the liquid level sensor 39, and after the sewage is injected, the circulating pump 4 works synchronously, so that the circulating filtration of the sewage is realized, after the specified time of filtration, the filtered sewage is discharged through the drain pipe 3, and the residual sewage in the device can be discharged through the drain pipe 32.
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 (10)
1. The utility model provides a domestic sewage multistage circulating filter device, includes equipment body (1), its characterized in that: the equipment body (1) is including filtering jar (2), it has drain pipe (3) to filter jar (2) week side fixed intercommunication, it has circulating pump (4) and main driving motor (5) to filter jar (2) week side still fixed mounting, the one end of circulating pump (4) water inlet is passed through wet return (6) and is communicated with drain pipe (3) are fixed, it seals jar (7) to filter jar (2) top fixedly connected with, seal jar (7) top surface fixedly connected with servo motor (8) and aeration pump (9) respectively, seal jar (7) week side fixedly connected with auxiliary motor (10), seal jar (7) top surface still fixedly connected with inlet tube (42), the one end of circulating pump (4) delivery port is through the fixed intercommunication of delivery pipe and inlet tube (42).
2. The multistage domestic sewage circulation filtering device according to claim 1,
the inner wall of the filter tank (2) is rotatably connected with an outer cylinder (11) through a bearing, the inner wall of the outer cylinder (11) is rotatably connected with an inner cylinder (12) through a bearing, the peripheral side surface of the inner cylinder (12) is rotatably connected with the seal tank (7), one end of an output shaft of the main driving motor (5) is in transmission connection with the outer cylinder (11) through a gear, and one end of an output shaft of the auxiliary motor (10) is in transmission connection with the inner cylinder (12) through a gear;
the filter device is characterized in that a first-stage waste discharge cavity (13) is fixedly arranged between the relative surfaces of the sealing tank (7) and the inner cylinder (12), a guide ring (14) is fixedly connected to the inner wall of the filter tank (2), a second-stage waste discharge cavity (15) is fixedly arranged between the guide ring (14) and the relative surface of the outer cylinder (11), a second-stage filter material exhaust pipe (16) communicated with the second-stage waste discharge cavity (15) is fixedly arranged on the circumferential side of the filter tank (2), a first-stage filter material exhaust pipe (17) communicated with the first-stage waste discharge cavity (13) is fixedly arranged on the circumferential side of the sealing tank (7), a plurality of material leakage notches a (18) which are distributed in a circumferential array and communicated with the second-stage waste discharge cavity (15) are formed on the circumferential side of the outer cylinder (11), and a plurality of material leakage notches b (19) which are distributed in a circumferential array and communicated;
outer cylinder (11) and filter tank (2) relative surface between the fixed clean water drainage chamber (20) that is provided with, be provided with between outer cylinder (11) and inner cylinder (12) relative surface and filter the chamber again, inner cylinder (12) inside fixed prefiltration chamber that is provided with, outer cylinder (11) week side is seted up a plurality of sets and is second grade outer filtration pore (21) that the circumference array distributes, inner cylinder (12) week side is seted up a plurality of sets and is the outer filtration pore (22) of one-level that the circumference array distributes, it is connected with aeration central siphon (23) to seal jar (7) axle center position rotation, the one end of servo motor (8) output shaft is passed through the gear and is connected with aeration central siphon (23) transmission, aeration central siphon (23) week side just corresponds the position of one-level outer filtration pore (22) and sets up a plurality of sets and is aeration pore (24) that the circumference array distributes, aeration central siphon (23) week side just corresponds the position of leaking material breach an (18) and leaking material breach A group of high pressure jet holes (25);
the aeration shaft tube (23) is fixedly connected with inner spiral filter blades (26) on the circumferential side surface, the inner spiral filter blades (26) are attached to the inner tube (12) on the circumferential side surface, the inner spiral filter blades (26) are provided with a first-stage inner filter hole (27) distributed in a circumferential array on the surface, the outer tube (11) is fixedly connected with an outer spiral filter blade (28) on the inner wall, the inner wall of the outer spiral filter blade (28) is attached to the inner tube (12), a plurality of groups of second-stage inner filter holes (29) distributed in a circumferential array are arranged on the surface of the outer spiral filter blade (28), the outer tube (11) is rotatably communicated with a second-stage discharge hopper (30) on the bottom surface, the inner tube (12) is rotatably communicated with a first-stage discharge hopper (31) on the bottom surface, the first-stage discharge hopper (31) is fixedly communicated with a discharge pipe (32) on the circumferential side surface, and, the peripheral side surface of the secondary discharge hopper (30) is fixedly connected with the filter tank (2).
3. The domestic sewage multistage circulation filter equipment of claim 1, characterized in that, the first grade hopper (31) and the second grade hopper (30) cross section are funnel-shaped structure, the fixed water conservancy diversion clearance (33) that is provided with between the relative surface of first grade hopper (31) and second grade hopper (30), a plurality of groups of liquid passing hole (34) that are circumference array distribution have been seted up to blow off pipe (32) week side, a set of all with water conservancy diversion clearance (33) fixed intercommunication liquid passing hole (34) week side, blow off pipe (32) week side fixed mounting has valve a (35).
4. The domestic sewage multistage circulation filtering device according to claim 1, wherein the peripheral side of the filtering tank (2) is fixedly connected with a backflushing cleaning spray pipe (36), the end of the backflushing cleaning spray pipe (36) is fixedly provided with a water supply joint, a group of cleaning spray holes distributed in a linear array are fixedly arranged at the joint of the backflushing cleaning spray pipe (36) and the filtering tank (2), and the included angle between the water outlet axis of the cleaning spray holes and the axis of the filtering tank (2) is 90 degrees.
5. The domestic sewage multistage circulation filtering device according to claim 1, wherein a first driven bevel gear ring (37) is fixedly connected to the peripheral side surfaces of the outer cylinder (11) and the inner cylinder (12), a second driven bevel gear ring (38) matched with the servo motor (8) is fixedly installed on the peripheral side surface of the aeration shaft tube (23), the aeration shaft tube (23) is a hollow tubular structure with two open ends, and the aeration shaft tube (23) and the inner cylinder (12) are coaxially arranged.
6. The domestic sewage multistage circulation filtering device according to claim 1, wherein the primary inner filtering hole (27) and the primary outer filtering hole (22) have the same pore size, the secondary inner filtering hole (29) and the secondary outer filtering hole (21) have the same pore size, the primary inner filtering hole (27) has a pore size 1.3-1.5 times that of the secondary inner filtering hole (29), the inner cylinder (12) has a hollow cylindrical structure with two open ends, and the outer cylinder (11) has a hollow cylindrical structure with a closed top end and an open bottom end.
7. The domestic sewage multistage circulation filtering device according to claim 1, wherein a liquid level sensor (39) is further fixedly connected to the peripheral side of the filtering tank (2), the monitoring end of the liquid level sensor (39) extends into the clean water discharging cavity (20), a flow guiding inclined plane is fixedly arranged at the bottom of the primary waste discharging cavity (13), and the liquid level sensor (39) is arranged below the material guiding ring (14) and is adjacent to the material guiding ring (14).
8. The multistage domestic sewage circulation filtering apparatus according to claim 1, wherein the aeration pump (9) is disposed above the outer cylinder (11) and the inner cylinder (12), the valve b (40) is fixedly disposed on the circumferential side of the water return pipe (6) and the circumferential side of the water discharge pipe (3), and the power-off brake is fixedly disposed inside the main driving motor (5) and the auxiliary motor (10).
9. The domestic sewage multistage circulation filtering device according to claim 1, wherein the inner wall of the material guiding ring (14) is fixedly provided with a through hole matched with the outer cylinder (11), and the included angle between the axis of the material guiding ring (14) and the horizontal line is 15 degrees; the primary discharging hopper (31) is fixedly provided with an electromagnetic valve (41) at the communication position of the drainage pipe (32), and the electromagnetic valve (41) is arranged above the liquid permeating hole (34).
10. The filtering process of the domestic sewage multistage circulating and filtering device is characterized in that: the main driving motor 5 drives the outer cylinder 11 to do circular motion, the auxiliary motor 10 drives the inner cylinder 12 to do circular motion, the servo motor 8 drives the aeration shaft tube 23 to do circular motion, and the aeration pump 9 synchronously works in the working process of the aeration shaft tube 23, wherein, in the working process, the output direction of the main driving motor 5 is controlled to ensure that the outer spiral filter blade 28 upwards conveys materials, the output direction of the auxiliary motor 10 is controlled to ensure that the inner spiral filter blade 26 upwards conveys materials, in the working process, sewage to be treated is injected into the device from the water inlet pipe 42, when the sewage is injected, impurities in the sewage sequentially pass through the first-stage inner filter hole 27, the first-stage outer filter hole 22, the second-stage inner filter hole 29 and the second-stage outer filter hole 21 to carry out filtering operation, wherein, the impurities filtered through the first-stage inner filter hole 27 and the first-stage outer filter hole 22 are finally discharged through the first-stage filter material discharge pipe 17 under the driving of the inner spiral filter, the materials filtered out through the second-stage inner filter hole 29 and the second-stage outer filter hole 21 are finally discharged through the second-stage filter material discharge pipe 16 under the driving of the outer spiral filter blade 28, wherein after sewage is injected, the water level height of the materials is guaranteed to be lower than the monitoring position of the liquid level sensor 39, and after the sewage is injected, the circulating pump 4 works synchronously, so that the circulating filtration of the sewage is realized, after the specified time of filtration, the filtered sewage is discharged through the drain pipe 3, and the residual sewage in the device can be discharged through the drain pipe 32.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011400663.4A CN112429795A (en) | 2020-12-04 | 2020-12-04 | Domestic sewage multistage circulating filter device and filter process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011400663.4A CN112429795A (en) | 2020-12-04 | 2020-12-04 | Domestic sewage multistage circulating filter device and filter process |
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| CN112429795A true CN112429795A (en) | 2021-03-02 |
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| CN202011400663.4A Withdrawn CN112429795A (en) | 2020-12-04 | 2020-12-04 | Domestic sewage multistage circulating filter device and filter process |
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