CN108585314B

CN108585314B - A bury formula sewage multi-stage treatment device for landscape architecture

Info

Publication number: CN108585314B
Application number: CN201810379449.1A
Authority: CN
Inventors: 朱春艳; 张甄; 谢莹; 张媛媛; 张羽佳; 冯进宇
Original assignee: Sichuan Agricultural University
Current assignee: Sichuan Agricultural University
Priority date: 2018-04-25
Filing date: 2018-04-25
Publication date: 2021-03-16
Anticipated expiration: 2038-04-25
Also published as: CN108585314A

Abstract

The invention discloses a buried sewage multi-stage treatment device for landscape architecture, which comprises a sewage reservoir, wherein a precipitation degradation mechanism is arranged at the bottom of the sewage reservoir, a combined purification mechanism is arranged outside the sewage reservoir, a self-adjusting power mechanism is arranged outside the combined purification mechanism, the precipitation degradation mechanism comprises precipitation cylinders arranged at two sides of the bottom of the sewage reservoir, the sewage reservoir is connected with the precipitation cylinders through connecting grooves, the combined purification mechanism comprises a return pipe connected at the top end of a return hopper, the top end of the return pipe is connected with a treatment cylinder, two filter screens are arranged inside the treatment cylinder, the two filter screens are fixedly connected through a combination seat, a plurality of glass tubes are arranged inside the combination seat, ultraviolet lamps are arranged inside the glass tubes, the sewage is purified through precipitation, multi-stage filtration and sterilization modes, the environmental pollution is reduced, and the sewage utilization rate, and the solar energy provides electric power, so that the solar energy-saving water heater is in accordance with the green environmental protection concept.

Description

A bury formula sewage multi-stage treatment device for landscape architecture

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a buried sewage multi-stage treatment device for landscape architecture.

Background

Sewage, generally refers to effluent water from life and production that is contaminated to some extent. The sewage mainly comprises domestic sewage, industrial wastewater and initial rainwater, and the main pollutants of the sewage comprise pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like.

Water pollution is water that causes a reduction or loss in the use value of water due to harmful chemicals, and pollutes the environment. Acid, alkali and oxidant in the sewage, compounds such as copper, cadmium, mercury, arsenic and the like, and organic poisons such as benzene, dichloroethane, ethylene glycol and the like can kill aquatic organisms, and influence drinking water sources and scenic spots. When the organic matters in the sewage are decomposed by microorganisms, oxygen in the sewage is consumed, so that the life of aquatic organisms is influenced, and after dissolved oxygen in the sewage is exhausted, the organic matters are subjected to anaerobic decomposition to generate hydrogen sulfide, mercaptan and other unpleasant gases, so that the water quality is further deteriorated; sewage nursing is a process of purifying sewage according to the requirement of draining a certain water body or reusing the sewage, the sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and the sewage treatment also increasingly enters the daily life of common people, the water treatment is generally divided into production sewage treatment and domestic sewage treatment, the domestic sewage is the sewage generated in daily life, and the sewage treatment refers to a complex mixture of inorganic matters and organic matters in various forms, and comprises the following steps: floating and suspended large and small solid particles; colloidal and gelatinous dispersions; a neat solution;

with the continuous progress of society, people pay more and more attention to the protection of the environment, so the treatment of sewage is more important, but the existing sewage treatment device mainly has the following problems:

(1) the general sewage treatment device uses external power, so that the waste of electric energy is caused while the sewage treatment is realized, the pollution is increased to a certain extent, and the environment-friendly concept is not met;

(2) in addition, the general sewage treatment device cannot treat the impurities in the water step by step, which often causes the disordered impurities in the treated sewage to be difficult to treat, and the impurities are treated by a single filtering mode, so that the condition of incomplete purification treatment is easy to occur.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the buried sewage multi-stage treatment device for landscape architecture, which purifies and treats sewage in the modes of precipitation, multi-stage filtration and sterilization, reduces environmental pollution, improves the sewage utilization rate, provides electric power through solar energy, accords with the green environmental protection concept, and can effectively solve the problems provided by the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a buried sewage multi-stage treatment device for landscape architecture comprises a sewage reservoir, wherein a precipitation and degradation mechanism is arranged at the bottom of the sewage reservoir, a combined purification mechanism is arranged outside the sewage reservoir, and a self-adjusting power mechanism is arranged outside the combined purification mechanism;

precipitation degradation mechanism is including installing the sediment section of thick bamboo in sewage cistern bottom both sides, a fermentation section of thick bamboo is installed to sediment section of thick bamboo bottom, a fermentation section of thick bamboo is connected with a sediment section of thick bamboo through a plurality of scum pipe, sediment section of thick bamboo top is connected with the reflux fill, sediment section of thick bamboo internally mounted has the net of buckling, and the sewage cistern passes through the spread groove and is connected with a sediment section of thick bamboo, the spread groove end is located buckle net below, combination purification mechanism is including connecting the back flow on reflux fill top, the back flow top is connected with and handles a section of thick bamboo, it is provided with two filter sieves to handle a section of thick bamboo inside, and just through joint chair fixed connection between two filter sieves, the inside a plurality of glass pipe that is provided with of.

Furthermore, the surface of the glass tube is provided with a plurality of light-transmitting bulges, the light-transmitting bulges are internally provided with reflecting grooves, and the same ends of all the glass tubes are fixedly connected through the light reflecting seats.

Further, it is connected with the back flow to handle a section of thick bamboo through crossing the filter seat, it is provided with the cartridge filter to cross filter seat inside, the cartridge filter side-mounting has the active carbon filter screen, cartridge filter side bottom is connected with a plurality of scarfing cinder pipe, scarfing cinder pipe end-to-end connection has concentrated fill, the back flow top is connected with the jet nozzle, the back flow bottom is connected with the suction pump that is located the net top of buckling.

Further, fermentation cylinder side is connected with row material groove and gas collecting tank, the aeration machine is installed to sewage cistern bottom, the rotation axis is installed on sewage cistern top, the rotation axis side evenly is connected with a plurality of and scrapes the flitch.

Further, self-interacting power unit is including installing the mount pad in sewage cistern top both sides, the mount pad top is connected with the support column, the support column top is connected with the electricity generation board through the swivel ball hinge, the electricity generation board bottom is provided with the holding tank that holds the swivel ball, articulated seat is all installed at electricity generation board bottom both ends, electric putter and mount pad surface connection are passed through to articulated seat bottom, and electricity generation board surface mounting has light sensor, electric putter drives through driving motor, and light sensor has the singlechip treater through signal transmission module electric connection, singlechip treater output passes through motor drive module and driving motor electric connection.

Further, the surface of the power generation board is provided with a plurality of parallel grooves, the two sides of each parallel groove are connected with solar photovoltaic panels, the two solar photovoltaic panels in the same parallel groove are fixedly connected through a center strip, and the solar photovoltaic panels adopt bending mechanisms.

Further, sewage cistern installs into water guiding mechanism on top, guiding mechanism intakes is including installing the seal closure on sewage cistern top, the seal closure surface is connected with a plurality of and advances the liquid fill, feed liquor fill bottom is connected with the fluid-discharge tube, the inside stirring rod that is provided with of fluid-discharge tube, the stirring rod surface is provided with a plurality of metal strip.

Further, the stirring rod top is connected with the drive shaft, feed liquor fill side-mounting has a bearing seat, metal sheet and drive shaft connection are passed through on bearing seat top, and the drive shaft runs through the metal sheet through the bearing.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, sewage can stably and quickly enter the sewage reservoir through the water inlet guide mechanism, so that the blockage is not easy to occur, the drainage efficiency is improved, and meanwhile, the precipitation degradation mechanism is used for carrying out precipitation degradation treatment on large impurities in the sewage, so that the subsequent purification effect is improved and the sewage utilization rate is improved;

(2) the combined purification mechanism is used for carrying out combined treatment in multiple filtration and sterilization modes, so that the sewage is efficiently purified, the sewage quality is improved, and the environmental pollution is reduced;

(3) the sewage treatment device generates electricity through solar power generation by the self-adjusting power mechanism while treating sewage, supplies power to the whole device, really realizes green and environment protection, and meanwhile performs self-adaptive adjustment during power generation, so that the overall power generation efficiency is improved.

Drawings

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

FIG. 2 is a schematic structural view of the water inlet guide mechanism of the present invention;

FIG. 3 is a schematic view of a filter base according to the present invention;

FIG. 4 is a schematic cross-sectional view of a treatment canister according to the present invention;

FIG. 5 is a schematic cross-sectional view of a glass tube according to the present invention;

FIG. 6 is a schematic cross-sectional structure view of a power generation panel of the present invention;

fig. 7 is a schematic flow chart of the control system of the present invention.

Reference numbers in the figures:

1-a sewage reservoir; 2-a precipitation degradation mechanism; 3-a combined purification mechanism; 4-a water inlet guide mechanism; 5, a self-adjusting power mechanism; 6-a filtering seat;

201-a precipitation cylinder; 202-a fermentation cylinder; 203-slag discharge pipe; 204-a reflux bucket; 205-bending the net; 206-a connecting groove; 207-discharge chute; 208-a gas collecting tank; 209-an aerator; 210-a rotation axis; 211-scraping plate;

301-a return pipe; 302-treatment cylinder; 303-a filter sieve; 304-a coupling seat; 305-a glass tube; 306-ultraviolet light; 307-light transmissive protrusions; 308-a reflective trough; 309-reflecting seat; 310-a water pump;

401-sealing cover; 402-a liquid inlet hopper; 403-drain pipe; 404-a stirring rod; 405-a metal strip; 406-a drive shaft; 407-pressure bearing seat; 408-a metal plate; 409-a bearing;

501-a mounting seat; 502-support column; 503-a power generation board; 504-a spinning ball; 505-accommodating grooves; 506-a hinged seat; 507-an electric push rod; 508-parallel grooves; 509-solar photovoltaic panel; 510-a central strip; 511-a light sensor; 512-driving motor; 513-a single-chip processor; 514-motor drive module; 515-a signal transmission module;

601-a filter cartridge; 602-an active carbon filter screen; 603-a slag removal pipe; 604-centralized bucket; 605-spray nozzle.

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.

As shown in figure 1, the invention provides a buried sewage multi-stage treatment device for landscape architecture, which comprises a sewage reservoir 1, wherein a precipitation and degradation mechanism 2 is arranged at the bottom of the sewage reservoir 1, a combined purification mechanism 3 is arranged outside the sewage reservoir 1, a self-adjusting power mechanism 5 is arranged outside the combined purification mechanism 3, the sewage treatment device performs precipitation and fermentation treatment on the sewage in the sewage reservoir 1 through the precipitation and degradation mechanism 2, meanwhile, after primary treatment, subsequent sewage is subjected to combined purification treatment through the combined purification mechanism 3, when impurities in the water are removed, peculiar smell and sterilization treatment are performed on the sewage, the pollution is reduced, meanwhile, the utilization rate of the sewage is improved, and simultaneously when the device works integrally, solar power generation is performed through the self-adjusting power mechanism 5, so that enough electric power is provided for the whole work, realize sewage purification treatment through the green energy, accord with green theory, self-interacting power unit 5 can be according to illumination intensity direction automatic adjustment angle simultaneously, and the utilization ratio of solar energy is improved to the at utmost to the utilization solar energy.

As shown in fig. 1 and 2, the water inlet guide mechanism 4 is installed on the top end of the sewage reservoir 1, and sewage discharged into the sewage reservoir 1 is guided and treated by the water inlet guide mechanism 4, so that sewage discharge with different turbidity degrees is facilitated, and meanwhile, in the life of sewage discharge, the blocking condition is effectively prevented, and the water inlet efficiency is improved.

Intake guiding mechanism 4 is including installing the flap 401 on sewage cistern 1 top, flap 401 surface connection has a plurality of feed liquor fill 402, it is connected with fluid-discharge tube 403 to advance liquid fill 402 bottom, the inside stirring rod 404 that is provided with of fluid-discharge tube 403, stirring rod 404 surface is provided with a plurality of metal strip 405, stirring rod 404 top is connected with drive shaft 406, it has bearing seat 407 to advance liquid fill 402 side-mounting, bearing seat 407 top is passed through metal sheet 408 and is connected with drive shaft 406, and drive shaft 406 runs through metal sheet 408 through bearing 409.

During the specific use, outside sewage is directly poured into through a plurality of liquid inlet hoppers 402, and after entering liquid inlet hopper 402 inside, directly inside sewage cistern 1 is discharged into through fluid-discharge tube 403 that liquid inlet hopper 402 bottom, and seal closure 401 can play good barrier effect simultaneously, prevents that outside sunshine light from penetrating directly and leading to sewage rotten.

Meanwhile, in the life of drainage, the stirring rod 404 at the bottom is driven to rotate through the rotation of the driving shaft 406, so that the metal strips 405 on the surface of the stirring rod 404 are driven to rotate, when sewage enters the sewage reservoir 1 through the drainage pipe 402, the blockage of the sewage in the drainage pipe 403 is effectively prevented through the stirring effect of the stirring rod 404 and the metal strips 405, the drainage of the sewage is accelerated, and a good guiding effect is achieved on the drainage of the sewage.

While the friction between the drive shaft 406 and the metal plate 408 is effectively reduced by the bearing 409 when it is rotated.

As shown in fig. 1, after sewage is discharged into the sewage water storage cylinder 1, the sewage is primarily filtered and precipitated through the precipitation degradation mechanism 2, the precipitation degradation mechanism 2 comprises precipitation cylinders 201 installed on two sides of the bottom of the sewage water storage cylinder 1, a fermentation cylinder 202 is installed at the bottom end of the precipitation cylinder 201, the fermentation cylinder 202 is connected with the precipitation cylinder 201 through a plurality of slag discharge pipes 203, the top end of the precipitation cylinder 201 is connected with a backflow hopper 204, the precipitation cylinder 201 is internally provided with a bending net 205, the sewage water storage cylinder 1 is connected with the precipitation cylinder 201 through a connecting groove 206, and the tail end of the connecting groove 206 is located below the bending net 205.

Inside sewage gathering is at sewage retaining section of thick bamboo 1 to make heavier mixed liquid enter into the bottom, lead to inside the connecting groove 206 discharges the sewage of bottom to a section of thick bamboo 201 that deposits, the inside water of a section of thick bamboo 201 that deposits of discharging begins the sediment of stewing, thereby realize the initial separation of great impurity in the sewage and liquid, after the precipitation separation, the impurity of sediment is inside through the sediment pipe 203 discharge entering fermentation cylinder 202, thereby concentrate the collection of impurity, the processing of being convenient for.

Fermentation cylinder 202 side is connected with row material groove 207 and gas collection tank 208, aerator 209 is installed to 1 bottom of sewage cistern, rotation axis 210 is installed on 1 top of sewage cistern, rotation axis 210 side evenly is connected with a plurality of scraping plate 211, and the inside fermentation treatment of the great impurity of concentration or silt simultaneously produces marsh gas and fertilizer in fermentation cylinder 202, will remaining fertilizer discharge through row material groove 207, and the marsh gas discharge that will produce through gas collection tank 208 collects, realizes the recycle of the energy.

And under the effect of aeration machine 209, harmful gas impurity in the sewage upwards spills over, adds the flocculating agent simultaneously and makes the light impurity in the sewage produce the flocculation, scrapes off through scraping flitch 511 under the effect of scraping the flitch to eliminate light impurity and floater.

Simultaneously in the life that a sediment section of thick bamboo 201 carries out the sediment, play the filtration through the net 205 of buckling and block the effect to the inside impurity of a sediment section of thick bamboo 201, prevent that impurity from spilling over, further filter simultaneously, improve the sewage treatment effect, later backward flow fill 204 will tentatively deposit the water backward flow discharge after filtering, be convenient for carry out subsequent purification treatment.

As a preferred embodiment, as shown in fig. 1, 4 and 5, the combined purification mechanism 3 comprises a return pipe 301 connected to the top end of the return hopper 204, the bottom end of the return pipe 301 is connected with a water pump 310 positioned above the bent net 205, the top end of the return pipe 301 is connected with a treatment barrel 302, two filter screens 303 are arranged inside the treatment barrel 302, and the two filter screens 303 are fixedly connected through a combination base 304, a plurality of glass tubes 305 are arranged inside the combination base 304, the glass tube 305 is internally provided with an ultraviolet lamp 306 which, firstly under the action of a suction pump 310, the water at the top end of the sedimentation cylinder 201 is pumped out through a return pipe 301, the pumped water enters the treatment cylinder 302 for purification treatment, firstly, the water is filtered again through a filter sieve 303 at one end to filter out residual small particulate matters, and then, the water enters the combination seat 304 for purification treatment again.

Get into the inside liquid of combination seat 304, under the irradiation of the inside ultraviolet lamp 306 of glass pipe 305, utilize the ultraviolet ray to carry out the disinfection processing that disinfects to water 2, the ultraviolet ray sees through glass pipe 305 and outwards jets out, a plurality of ultraviolet lamp 306 shine simultaneously, make the inside water of getting into combination seat 304 can obtain comprehensive purification and disinfection processing, prevent to omit, the water after accomplishing the disinfection of disinfecting discharges through the filter sieve 303 of the combination seat 304 other end, pass through filtering action once more, combine together through multiple purification process, effectively improve the sewage treatment effect, reduce sewage pollution, the sewage utilization rate is improved.

As shown in fig. 1 and 3, the treatment cylinder 302 is connected to the return pipe 301 through the filter base 6, a filter cylinder 601 is arranged inside the filter base 6, an activated carbon filter screen 602 is installed on the side surface of the filter cylinder 601, a plurality of slag removing pipes 603 are connected to the bottom of the side surface of the filter cylinder 601, a concentration hopper 604 is connected to the tail end of the slag removing pipes 603, an injection nozzle 605 is connected to the top end of the return pipe 301, meanwhile, sewage discharged through the return pipe 301 is firstly discharged through the injection nozzle 605, the injection nozzle 605 discharges the water into the filter base 6 to filter the sewage, the primarily filtered sewage starts to be collected inside the filter cylinder 601, and the filtering is performed under the blocking effect of the activated carbon filter screen 602 on the side surface of the filter cylinder 601, so that not only impurities in the sewage are eliminated, but also the residual peculiar smell in the filter cylinder.

Blocked filterable tiny particle impurity by active carbon filter screen 602 and piled up in cartridge filter 601 inside, outwards discharge through the scarfing cinder pipe 603 of side, concentrate through concentrated fill 604 and collect to gather tiny particle impurity, be convenient for collect the utilization.

Glass pipe 305 surface mounting has the protruding 307 of a plurality of printing opacity, the protruding inside reflection of light groove 308 that is provided with of printing opacity 307, and all glass pipe 305 all through reflecting light seat 309 fixed connection with one end, the life of shining at ultraviolet lamp 306 simultaneously, the protruding 307 of printing opacity and reflection of light groove 308 through glass pipe 305 surface make the ultraviolet ray can stabilize and jet out fast, improve and shine the effect, and glass pipe 305 is when fixed through reflecting light seat 309, through the reflex action, prevent that light from taking place the skew to both sides, play the spotlight effect.

It should be added that, as shown in fig. 1 and fig. 7, the self-adjusting power mechanism 5 includes a mounting seat 501 installed on both sides of the top end of the sewage reservoir 1, a supporting column 502 is connected to the top end of the mounting seat 501, a power generation board 503 is hinged to the top end of the supporting column 502 through a rotating ball 504, an accommodating groove 505 for accommodating the rotating ball 504 is arranged at the bottom of the power generation board 503, hinged seats 506 are installed at both ends of the bottom of the power generation board 503, the bottom end of the hinged seat 506 is connected to the surface of the mounting seat 501 through an electric push rod 507, an illumination sensor 511 is installed on the surface of the power generation board 503, the electric push rod 507 is driven by a driving motor 512, the illumination sensor 511 is electrically connected to a single chip processor 513 through a signal transmission module 515, the output end of the single chip processor 513 is electrically connected to the driving motor 512 through a motor driving, thereby produce clear electric power energy, for the combination purifies mechanism 3 provides sufficient power, really realizes green, and it can be according to light intensity automatically regulated angle simultaneously in the electricity generation, furthest utilizes the sunlight, improves the light utilization ratio.

When the power generation plate 503 generates electricity through photoelectric reaction, the electric push rods 507 at the two ends are used for mutual telescopic adjustment, so that the inclination angle of the power generation plate 503 is changed, the power generation plate 503 can receive sunlight through different angles, the utilization rate of the sunlight is improved, and the overall power generation efficiency is enhanced.

On the other hand, a control system is formed between the illumination sensor 511, the single chip processor 513, the signal transmission module 515, the motor drive module 514 and the drive motor 512, automatic adjustment is realized, the illumination intensity is detected in real time by the illumination sensor 511 mounted on the surface of the power generation board 503, the detected illumination intensity signal is transmitted through the signal transmission module 515 and is transmitted to the inside of the single chip processor 513, the detected illumination intensity signal is processed by the single chip processor 513, the single chip processor 513 sends an instruction to the motor drive module 514, the drive motor 512 is driven to rotate through the motor drive module 514, the lengths of the two electric push rods 507 are adjusted, the angle of the power generation board 503 can be adjusted, the power generation board 503 can always receive the strongest illumination, and the power generation efficiency is improved.

Further, as shown in fig. 1 and 6, a plurality of parallel grooves 508 are formed in the surface of the power generation plate 503, the solar photovoltaic panels 509 are connected to two sides of each of the parallel grooves 508, and the two solar photovoltaic panels 509 located in the same parallel groove 508 are fixedly connected through a center bar 510, the solar photovoltaic panels 509 adopt bending mechanisms, and when the power generation plate 503 generates power, the light receiving area is increased through the solar photovoltaic panels 509 with the bending structures on the two sides of the parallel grooves 508, so that the power generation efficiency is improved, and the power generation amount is increased.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bury formula sewage multi-stage treatment device for landscape architecture which characterized in that: the device comprises a sewage reservoir (1), wherein a precipitation and degradation mechanism (2) is arranged at the bottom of the sewage reservoir (1), a combined purification mechanism (3) is arranged at the outer side of the sewage reservoir (1), and a self-adjusting power mechanism (5) is arranged outside the combined purification mechanism (3);

the sedimentation degradation mechanism (2) comprises sedimentation cylinders (201) which are arranged on two sides of the bottom of a sewage reservoir (1), a fermentation cylinder (202) is arranged at the bottom end of the sedimentation cylinder (201), the fermentation cylinder (202) is connected with the sedimentation cylinder (201) through a plurality of slag discharge pipes (203), a backflow hopper (204) is connected to the top end of the sedimentation cylinder (201), a bending net (205) is arranged inside the sedimentation cylinder (201), the sewage reservoir (1) is connected with the sedimentation cylinder (201) through a connecting groove (206), and the tail ends of the connecting groove (206) are located below the bending net (205); the sewage is gathered in the sewage reservoir (1) and the sewage at the bottom is discharged into the interior of the sedimentation cylinder (201) through the connecting groove (206), and impurities precipitated in the sedimentation cylinder (201) are discharged into the interior of the fermentation cylinder (202) through the slag discharge pipe (203);

the combined purification mechanism (3) comprises a return pipe (301) connected to one end of a return hopper (204), the return pipe (301) is connected with a treatment barrel (302), two filter sieves (303) are arranged inside the treatment barrel (302), the two filter sieves (303) are fixedly connected through a combination seat (304), a plurality of glass tubes (305) are arranged inside the combination seat (304), ultraviolet lamps (306) are arranged inside the glass tubes (305), the bottom end of the return pipe (301) is connected with a water pump (310) positioned above a bending net (205), under the action of the water pump (310), water at the top end of the precipitation barrel (201) is pumped out through the return pipe (301), the pumped water enters the treatment barrel (302) for purification treatment, and is firstly filtered again through the filter sieves (303) at one end to filter out residual small particle substances, then enters the inside of the combining seat (304) for secondary purification treatment, the liquid entering the inside of the combining seat (304) is sterilized and disinfected under the irradiation action of an ultraviolet lamp (306) inside a glass tube (305), and the water after the sterilization and disinfection is discharged through a filter sieve (303) at the other end of the combining seat (304).

2. The underground sewage multistage treatment device for landscape architecture according to claim 1, wherein: the surface of the glass tube (305) is provided with a plurality of light-transmitting bulges (307), the light-transmitting bulges (307) are internally provided with reflecting grooves (308), and the same ends of all the glass tubes (305) are fixedly connected through a light-reflecting seat (309).

3. The underground sewage multistage treatment device for landscape architecture according to claim 1, wherein: handle a section of thick bamboo (302) and be connected with back flow (301) through filtering seat (6), filter seat (6) inside is provided with cartridge filter (601), cartridge filter (601) side-mounting has active carbon filter screen (602), cartridge filter (601) side bottom is connected with a plurality of scarfing cinder pipe (603), scarfing cinder pipe (603) end-to-end connection has concentrated fill (604), back flow (301) top is connected with jet nozzle (605).

4. The underground sewage multistage treatment device for landscape architecture according to claim 1, wherein: fermentation cylinder (202) side is connected with row material groove (207) and gas collection tank (208), aeration machine (209) are installed to sewage cistern (1) bottom, rotation axis (210) are installed on sewage cistern (1) top, rotation axis (210) side evenly is connected with a plurality of and scrapes flitch (211).

5. The underground sewage multistage treatment device for landscape architecture according to claim 1, wherein: the self-adjusting power mechanism (5) comprises mounting seats (501) arranged at two sides of the top end of the sewage reservoir (1), the top end of the mounting seat (501) is connected with a supporting column (502), the top end of the supporting column (502) is hinged with a power generation plate (503) through a rotating ball (504), the bottom of the power generation plate (503) is provided with an accommodating groove (505) for accommodating the rotating ball (504), the two ends of the bottom of the power generation plate (503) are respectively provided with a hinged seat (506), the bottom end of the hinged seat (506) is connected with the surface of the mounting seat (501) through an electric push rod (507), and the surface of the power generation plate (503) is provided with an illumination sensor (511), the electric push rod (507) is driven by a driving motor (512), the illumination sensor (511) is electrically connected with a singlechip processor (513) through a signal transmission module (515), the output end of the singlechip processor (513) is electrically connected with the driving motor (512) through a motor driving module (514).

6. The underground sewage multistage treatment device for landscape architecture according to claim 5, wherein: the surface of the power generation plate (503) is provided with a plurality of parallel grooves (508), the two sides of each parallel groove (508) are connected with solar photovoltaic panels (509), the two solar photovoltaic panels (509) located in the same parallel groove (508) are fixedly connected through a center strip (510), and the solar photovoltaic panels (509) adopt bending mechanisms.

7. The underground sewage multistage treatment device for landscape architecture according to claim 1, wherein: water inlet guide mechanism (4) are installed on sewage cistern (1) top, water inlet guide mechanism (4) are including installing in sealing cover (401) on sewage cistern (1) top, sealing cover (401) surface connection has a plurality of to advance liquid fill (402), it is connected with fluid-discharge tube (403) to advance liquid fill (402) bottom, fluid-discharge tube (403) inside stirring rod (404) that is provided with, stirring rod (404) surface is provided with a plurality of metal strip (405).

8. The underground sewage multistage treatment device for landscape architecture according to claim 7, wherein: the stirring rod (404) top is connected with drive shaft (406), advance liquid fill (402) side-mounting and have pressure-bearing seat (407), pressure-bearing seat (407) top is connected with drive shaft (406) through metal sheet (408), and drive shaft (406) is through metal sheet (408) through bearing (409).