CN111675360B - Environment-friendly domestic sewage filtration treatment device - Google Patents

Environment-friendly domestic sewage filtration treatment device Download PDF

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Publication number
CN111675360B
CN111675360B CN202010381217.7A CN202010381217A CN111675360B CN 111675360 B CN111675360 B CN 111675360B CN 202010381217 A CN202010381217 A CN 202010381217A CN 111675360 B CN111675360 B CN 111675360B
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China
Prior art keywords
funnel
cavity
sewage
piston
environment
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CN202010381217.7A
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Chinese (zh)
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CN111675360A (en
Inventor
韦学玉
罗国旗
刘志刚
虞静静
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Anhui Polytechnic University
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Anhui Polytechnic University
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Priority to CN202010381217.7A priority Critical patent/CN111675360B/en
Publication of CN111675360A publication Critical patent/CN111675360A/en
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
    • B01D29/6484—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B01D29/82—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression
    • B01D29/824—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression using pistons
    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • C02F2303/14—Maintenance of water treatment installations
    • 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
    • C02F2303/24—Separation of coarse particles, e.g. by using sieves or screens

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention discloses an environment-friendly domestic sewage filtering treatment device which comprises a main body unit, a water treatment unit and a reciprocating mechanism, wherein the main body unit comprises a shell, a first funnel and a second funnel, a sewage cavity is formed in the top end of the interior of the first funnel, the center of the bottom end of the interior of the sewage cavity inclines outwards, the first funnel is arranged on the inner side wall of the sewage cavity, an annular filter screen I is arranged on the side wall of the top end of the first funnel, and the second funnel is arranged at the bottom end of the first funnel. In the process that the filter cartridge moves downwards to enter the piston cavity, sludge and impurities on the outer side of the annular filter screen can be scraped and taken by the top of the piston cavity, namely the bottom of the sewage cavity, and the annular filter screen II is cleaned.

Description

Environment-friendly domestic sewage filtration treatment device
Technical Field
The invention relates to the technical field of sewage treatment devices, in particular to an environment-friendly domestic sewage filtering treatment device.
Background
The sewage is generally wastewater discharged from life and production and polluted to a certain extent, and the sewage filtering treatment is widely applied to various fields such as buildings, agriculture, traffic, energy and petrochemical industry, urban landscape, medical treatment, environmental protection, catering and the like, and is also increasingly used in daily life of common people. However, among traditional sewage filtration treatment device, some device work efficiency is low, and manual operation wastes time and energy, can not satisfy daily demand and the purification rate is low, and another part is when filtration treatment sewage, and impurity in the sewage can block up the filter screen, needs the manual work regularly to clear up the filter screen, and is consuming time hard, influences sewage treatment.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide an environment-friendly domestic sewage filtering treatment device to solve the problems in the background technology.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
an environment-friendly domestic sewage filtering treatment device comprises a main body unit, a water treatment unit and a reciprocating mechanism, wherein the main body unit comprises a shell, a first funnel and a second funnel, a sewage cavity is formed in the top end of the inner portion of the first funnel, the center of the inner bottom end of the sewage cavity inclines towards the outer side, the inner side wall of the sewage cavity is provided with the first funnel, an annular filter screen is arranged on the side wall of the top end of the first funnel, the second funnel is arranged at the bottom end of the first funnel, the two funnels are located at the inner bottom end of the sewage cavity, a funnel opening faces downwards, the funnel wall inclines towards the outer side from the center, a piston cavity is arranged in the shell below the center of the sewage cavity, and adsorption cavities are formed in the shell on two sides of the piston cavity;
the water treatment unit comprises a piston II, a water inlet pipe, a check valve I, a water outlet pipe, a check valve II, a filter cylinder, an annular filter screen II, an annular push plate, a fixed rod, a piston I, a movable rod, a cross rod, activated carbon and a Z-shaped water outlet pipe, wherein the piston II is arranged in a piston cavity in a sliding manner, the water inlet pipe is arranged at the middle position of the piston cavity in a penetrating manner, the check valve I is arranged on the water inlet pipe, the water outlet pipe is arranged between the piston cavity and an adsorption cavity, the check valve II is arranged on the water outlet pipe, the filter cylinder is vertically arranged at the top of the piston II, the annular filter screen II is arranged on the side wall of the middle part of the filter cylinder, the annular push plate is arranged on the outer side wall of the top end of the filter cylinder, the fixed rod is arranged at the top end of a sewage cavity right above the filter cylinder, the bottom end of the fixed rod extends to the inside of the filter cylinder and is fixedly connected with the piston I matched with the filter cylinder, and the movable rods are vertically arranged at the tops of the filter cylinders on two sides of the fixed rod, the top ends of the movable rods extend to the top of the shell, a cross rod is arranged between the top ends of the two movable rods, the activated carbon is arranged in the middle of the inside of the adsorption cavity, and a Z-shaped water outlet pipe is arranged on the side wall of the shell on one side of the adsorption cavity;
reciprocating mechanism includes bracing piece, "nearly" word pole, motor and hinge bar, the both ends at casing top all are provided with the bracing piece perpendicularly, two top between the bracing piece is provided with "nearly" word pole through the bearing, and "nearly" word pole one end extends to bracing piece one side and bracing piece one side fixed motor output fixed connection, there is the hinge bar at "nearly" word pole middle part through muffjoint, and the hinge bar other end passes through the muffjoint cover and establishes in the horizontal pole outside.
Preferably, a sewage inlet pipe is arranged on one side of the top of the sewage cavity.
Preferably, the outer side wall of the casing at the bottommost end of the sewage cavity is uniformly provided with a drain pipe along the circumferential direction, and the drain pipe is provided with a valve.
Preferably, the outer diameter of the annular push plate is smaller than the outer diameter of an output port of the funnel.
Preferably, the flow direction of the first one-way valve is from the interior of the filter cartridge to the interior of the piston cavity.
Preferably, the flow direction of the second check valve is from the interior of the piston cavity to the interior of the adsorption cavity.
3. Advantageous effects
1. The two ends of the top of the shell are both vertically provided with the supporting rods, the top between the two supporting rods is provided with the 'n' -shaped rod through the bearing, one end of the 'n' -shaped rod extends to one side of the supporting rod and is fixedly connected with the output end of the motor fixed on one side of the supporting rod, the middle part of the 'n' -shaped rod is connected with the hinged rod through the sleeve, the other end of the hinged rod is sleeved outside the cross rod through the sleeve, when the multifunctional sewage treatment device is used, the output end of the motor rotates to drive the 'n' -shaped rod to rotate, and the 'n' -shaped rod rotates to drive the movable rod to reciprocate up and down through the hinged rod, so that sewage is treated.
2. A piston II is arranged in a piston cavity in a sliding manner, a water inlet pipe penetrates through the middle position of the piston cavity, a check valve I is arranged on the water inlet pipe, a water outlet pipe is arranged between the piston cavity and an adsorption cavity, a check valve II is arranged on the water outlet pipe, a filter cylinder is vertically arranged at the top of the piston II, an annular filter screen II is arranged on the side wall of the middle part of the filter cylinder, an annular push plate is arranged on the outer side wall of the top end of the filter cylinder, a fixed rod is arranged at the top end of a sewage cavity right above the filter cylinder, the bottom end of the fixed rod extends to the inside of the filter cylinder and is fixedly connected with the piston I matched with the filter cylinder, movable rods are vertically arranged at the tops of the filter cylinders at two sides of the fixed rod, the top ends of the movable rods extend to the top of a shell, a cross rod is arranged between the top ends of the two movable rods, activated carbon is arranged at the middle position inside the adsorption cavity, a Z-shaped water outlet pipe is arranged on the side wall of the shell at one side of the adsorption cavity, when the activated carbon is applied, the filter cartridge can be pulled to move upwards, the filter cartridge moves upwards to enable the piston II to move upwards, negative pressure is generated inside the piston cavity, sewage in the sewage cavity is led into the piston cavity after being filtered by the annular filter screen II, when the movable rod moves upwards to the topmost end and moves downwards, the filter cartridge can be pushed to move downwards, when the filter cartridge moves downwards to enter the piston cavity, the piston II positioned at the bottom of the filter cartridge can lead the filtered water in the piston cavity into the purification cavity, the filtered water is adsorbed by the activated carbon and then is discharged from the Z-shaped water outlet pipe, in the process that the filter cartridge moves downwards to enter the piston cavity, sludge and impurities on the outer side of the annular filter screen can be scraped at the top of the piston cavity, namely the bottom of the sewage cavity, the annular filter screen II is cleaned, and because the piston I is fixed, when the filter cartridge moves downwards, the water in the filter cartridge positioned above the piston I can be discharged through the annular filter screen II, can be to the mud on the annular filter screen two and erode, further clear up annular filter screen two, and here simultaneously, when straining a section of thick bamboo downstream, drive annular push pedal downstream, the oppression is located annular push pedal below sewage, make sewage downstream drive scrape get with the mud and the impurity downstream that erode, because the center of the inside bottom of sewage cavity inclines to the outside, and then make downstream sewage drive mud and impurity along sewage chamber bottom get into inside the cavity that funnel one and funnel two enclose, because the lateral wall side on funnel one top sets up annular filter screen one, sewage accessible annular filter screen one discharges, and mud and impurity can remain inside the cavity that funnel one and funnel two enclose.
Drawings
FIG. 1 is a schematic view of a first state structure of the present invention;
fig. 2 is a second state structure diagram of the present invention.
Reference numerals: the device comprises a 1-Z-shaped water outlet pipe, a 2-annular filter screen I, a 3-one-way valve I, a 4-piston I, a 5-annular filter screen II, a 6-fixed rod, a 7-movable rod, an 8-motor, a 9-inverted-V-shaped rod, a 91-supporting rod, a 10-hinged rod, an 11-cross rod, a 12-sewage inlet pipe, a 13-filter cartridge, a 14-annular push plate, a 15-sewage cavity, a 16-funnel I, a 17-funnel II, an 18-piston II, a 19-adsorption cavity, a 20-one-way valve II, a 21-water inlet pipe, a 22-piston cavity, a 23-water outlet pipe, 24-activated carbon and a 25-shell.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in figure 1-2, an environment-friendly domestic sewage filtering treatment device comprises a main body unit, a water treatment unit and a reciprocating mechanism, wherein the main body unit comprises a shell 25, a first funnel 16 and a second funnel 17, a sewage cavity 15 is arranged at the top end inside the first funnel 16, a sewage inlet pipe 12 is arranged at one side of the top of the sewage cavity 15, the center of the bottom end inside the sewage cavity 15 inclines outwards, a sewage discharge pipe is uniformly arranged on the outer side wall of the shell 25 at the bottommost end of the sewage cavity 15 along the circumferential direction of the outer side wall, a valve is arranged on the sewage discharge pipe, a first funnel 16 is arranged on the inner side wall of the sewage cavity 15, an annular filter screen 2 is arranged at the side wall of the top end of the first funnel 16, the second funnel 17 is arranged at the bottom end inside the sewage cavity 15, a funnel opening faces downwards, the funnel wall inclines outwards from the center, a piston cavity 22 is arranged inside the shell 25 below the center of the sewage cavity 15, the adsorption cavities 19 are arranged in the shell 25 at the two sides of the piston cavity 22;
the water treatment unit comprises a second piston 18, a first water inlet pipe 21, a first check valve 3, a water outlet pipe 23, a second check valve 20, a filter cartridge 13, a second annular filter screen 5, an annular push plate 14, a fixed rod 6, a first piston 4, a movable rod 7, a cross rod 11, activated carbon 24 and a Z-shaped water outlet pipe 1, wherein the second piston 18 is arranged in a piston cavity 22 in a sliding manner, the water inlet pipe 21 penetrates through the middle position of the piston cavity 22, the first check valve 3 is arranged on the water inlet pipe 21, the flow direction of the first check valve 3 is from the interior of the filter cartridge 13 to the interior of the piston cavity 22, the water outlet pipe 23 is arranged between the piston cavity 22 and an adsorption cavity 19, the second check valve 20 is arranged on the water outlet pipe 23, the flow direction of the second check valve 20 is from the interior of the piston cavity 22 to the interior of the adsorption cavity 19, the filter cartridge 13 is vertically arranged at the top of the second piston 18, the annular filter screen 5 is arranged on the side wall of the middle part of the filter cartridge 13, the outer side wall of the top end of the filter cartridge 14 is provided with the annular push plate 14, the outer diameter of the annular push plate 14 is smaller than that of an output port of the first funnel 16, the fixed rod 6 is arranged at the top end of the sewage cavity 15 right above the filter cylinder 13, the bottom end of the fixed rod 6 extends to the inside of the filter cylinder 13 and is fixedly connected with a first piston 4 matched with the filter cylinder 13, the tops of the filter cylinders 13 on two sides of the fixed rod 6 are both vertically provided with movable rods 7, the top ends of the movable rods 7 extend to the top of the shell 25, a cross rod 11 is arranged between the top ends of the two movable rods 7, the activated carbon 24 is arranged at the middle position inside the adsorption cavity 19, and the side wall of the shell 25 on one side of the adsorption cavity 19 is provided with a Z-shaped water outlet pipe 1;
reciprocating mechanism includes bracing piece 91, "nearly" word pole 9, motor 8 and hinge bar 10, the both ends at casing 25 top all are provided with bracing piece 91 perpendicularly, top between two bracing pieces 91 is provided with "nearly" word pole 9 through the bearing, and "nearly" word pole 9 one end extends to bracing piece 91 one side and bracing piece 91 one side fixed motor 8 output fixed connection, "nearly" word pole 9 middle part has hinge bar 10 through the muffjoint, and the hinge bar 10 other end is established in the horizontal pole 11 outside through the cover barrel casing.
Working principle; when the water purifier is applied, the output end of the motor 8 rotates to drive the 'n' -shaped rod 9 to rotate, the 'n' -shaped rod 9 rotates to drive the movable rod 7 to reciprocate up and down through the hinge rod 10, when the movable rod 7 moves upwards, the filter cartridge 13 can be pulled to move upwards, the filter cartridge 13 moves upwards to enable the piston II 18 to move upwards, negative pressure is generated inside the piston cavity 22, sewage inside the sewage cavity 15 is filtered through the annular filter screen II 5 and then is led into the piston cavity 22, when the movable rod 7 moves upwards to the topmost end and moves downwards, the filter cartridge 13 can be pushed to move downwards, when the filter cartridge 13 moves downwards to enter the piston cavity 22, the piston II 18 at the bottom of the filter cartridge 13 can lead filtered water inside the piston cavity 22 into the purification cavity 19, so that the filtered water is sucked through the activated carbon 24 and then is discharged from the Z-shaped water outlet pipe 1, and the filter cartridge 13 moves downwards to enter the piston cavity 22, the top of the piston cavity 22, namely the bottom of the sewage cavity 15, can scrape sludge and impurities outside the second annular filter screen 5 and clean the second annular filter screen 5, because the first piston 4 is fixed, when the filter cartridge 13 moves downwards, water in the filter cartridge 13 above the first piston 4 can be discharged through the second annular filter screen 5 and can flush the sludge and the impurities on the second annular filter screen 5, and further the second annular filter screen 5 is cleaned, and meanwhile, when the filter cartridge 13 moves downwards, the annular push plate 14 is driven to move downwards to press sewage below the annular push plate 14, so that the sewage moves downwards to drive the scraped and flushed sludge and impurities to move downwards, and because the center of the bottom end inside the sewage cavity 15 inclines outwards, the downwards-moving sewage drives the sludge and the impurities to enter the cavity formed by the first funnel 16 and the second funnel 17 along the bottom of the sewage cavity 15, due to the fact that the annular filter screen I2 is arranged on the side wall side of the top end of the funnel I16, sewage can be discharged through the annular filter screen I2, and sludge and impurities can remain in the chamber defined by the funnel I16 and the funnel II 17.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims (6)

1. The utility model provides an environment-friendly domestic sewage filters processing apparatus, its characterized in that, includes main part unit, water treatment unit and reciprocating mechanism, main part unit includes casing (25), funnel (16) and funnel two (17), the inside top of funnel (16) is provided with sewage chamber (15), and the center of the inside bottom in sewage chamber (15) inclines to the outside, the inside wall in sewage chamber (15) is provided with funnel one (16), and the lateral wall side on funnel one (16) top is provided with annular filter screen one (2), the bottom of funnel one (16) is provided with funnel two (17), funnel two (17) are located the inside bottom in sewage chamber (15), the flare opening is down, and the funnel wall inclines to the outside by the center, the inside piston chamber (22) that is provided with of casing (25) of sewage chamber (15) central point department below, adsorption cavities (19) are arranged in the shell (25) at two sides of the piston cavity (22);
the water treatment unit comprises a second piston (18), a second water inlet pipe (21), a first check valve (3), a water outlet pipe (23), a second check valve (20), a filter cartridge (13), a second annular filter screen (5), an annular push plate (14), a fixed rod (6), a first piston (4), a movable rod (7), a cross rod (11), activated carbon (24) and a Z-shaped water outlet pipe (1), wherein the second piston (18) is arranged in a piston cavity (22) in a sliding manner, the middle position of the piston cavity (22) is provided with the water inlet pipe (21) in a penetrating manner, the first check valve (3) is arranged on the water inlet pipe (21), the water outlet pipe (23) is arranged between the piston cavity (22) and an adsorption cavity (19), the second check valve (20) is arranged on the water outlet pipe (23), the filter cartridge (13) is vertically arranged at the top of the second piston (18), and the second annular filter screen (5) is arranged on the side wall of the middle part of the filter cartridge (13), the outer side wall of the top end of the filter cylinder (13) is provided with an annular push plate (14), the fixed rod (6) is arranged at the top end of a sewage cavity (15) right above the filter cylinder (13), the bottom end of the fixed rod (6) extends to the inside of the filter cylinder (13) and is fixedly connected with a first piston (4) matched with the filter cylinder (13), the tops of the filter cylinders (13) on the two sides of the fixed rod (6) are vertically provided with movable rods (7), the top ends of the movable rods (7) extend to the top of a shell (25), a cross rod (11) is arranged between the top ends of the two movable rods (7), the activated carbon (24) is arranged at the middle position inside the adsorption cavity (19), and the side wall of the shell (25) on one side of the adsorption cavity (19) is provided with a Z-shaped water outlet pipe (1);
reciprocating mechanism includes bracing piece (91), "nearly" word pole (9), motor (8) and hinge bar (10), the both ends at casing (25) top all are provided with bracing piece (91) perpendicularly, two top between bracing piece (91) is provided with "nearly" word pole (9) through the bearing, and "nearly" word pole (9) one end extends to bracing piece (91) one side and bracing piece (91) one side fixed motor (8) output fixed connection, there is hinge bar (10) at "nearly" word pole (9) middle part through muffjoint, and hinge bar (10) other end establishes in horizontal pole (11) outside through the muffjoint.
2. The environment-friendly domestic sewage filtration treatment device of claim 1, wherein a sewage inlet pipe (12) is arranged at one side of the top of the sewage cavity (15).
3. The environment-friendly domestic sewage filtering treatment device according to claim 1, wherein the outer side wall of the casing (25) at the lowermost end of the sewage chamber (15) is uniformly provided with a drain pipe along the circumferential direction thereof, and the drain pipe is provided with a valve.
4. The environment-friendly domestic sewage filtration treatment device of claim 1, wherein the outer diameter of the annular push plate (14) is smaller than the outer diameter of the outlet of the funnel I (16).
5. The environment-friendly domestic sewage filtration treatment device according to claim 1, wherein the flow direction of the first check valve (3) is from the interior of the filter cartridge (13) to the interior of the piston chamber (22).
6. The environment-friendly domestic sewage filtration treatment device of claim 1, wherein the second check valve (20) flows from the inside of the piston cavity (22) to the inside of the adsorption cavity (19).
CN202010381217.7A 2020-05-08 2020-05-08 Environment-friendly domestic sewage filtration treatment device Active CN111675360B (en)

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CN111675360B true CN111675360B (en) 2022-02-15

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CN112138438B (en) * 2020-09-30 2022-03-15 金华雅帅纺织有限公司 Sewage filtering device
CN113144716B (en) * 2021-04-02 2022-10-14 安徽安能建设集团有限公司 Municipal administration sewage treatment energy-concerving and environment-protective type filter equipment
CN113401953B (en) * 2021-06-24 2023-05-12 南京晓庄学院 Preparation method of nano zero-valent iron loaded biomass charcoal-based filter material and water washing device
CN113694602A (en) * 2021-08-13 2021-11-26 王红俐 Municipal administration is with discharging sewage disinfection and decoloration device
CN113750806B (en) * 2021-09-13 2023-05-30 安徽工程大学 Anti-fouling membrane module water treatment device with back flushing function
CN114225558A (en) * 2021-12-23 2022-03-25 刘海青 Silt treatment equipment of comprehensive funnel filter mud
CN115282665A (en) * 2022-10-10 2022-11-04 江苏赛沐思环保科技有限公司 Filter-pressing formula sewage filter equipment for environmental protection

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