CN220564446U - Garden sewage treatment device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a garden sewage treatment device which is used for cleaning leaves and the like at the bottom end of a filtering mechanism, reducing the blocking probability, guaranteeing the filtering effect, cleaning the inner wall of a treatment box, avoiding the adhesion of impurities such as soil and the like on the inner wall of the treatment box and improving the convenience in cleaning; the device comprises a treatment box, a plurality of supporting legs, a plurality of anti-slip pads and a filtering mechanism, wherein the supporting legs are fixedly arranged at the bottom end of the treatment box and are used for supporting the treatment box, the anti-slip pads are fixedly arranged at the bottom ends of the supporting legs, and the contact area between the supporting legs and the ground is increased; still include inlet tube, flow valve, drain pipe, clearance mechanism, strike-off mechanism and aeration mechanism, inlet tube fixed mounting is on the bottom lateral wall of handling the case, and the output of inlet tube communicates with the inside of handling the case, installs flow valve on the inlet tube, controls the volume of discharging of sewage, and the fixed mounting of drain pipe is on the top of handling the case.

Description

Garden sewage treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a garden sewage treatment device.

Background

Gardens are leisure and entertainment places frequently selected by residents in modern life, and play an increasingly important role in the urban construction process, and along with the development of garden disciplines, various forest parks, scenic spots, natural protection areas or tourist areas of national parks and resorts are more and more, and the urban landscaping industry steadily grows along with the continuous improvement of urban rate. In 2001, the green area of the Chinese garden is gradually enlarged, so that the Chinese garden is gradually a bright landscape of a city, but a great amount of sewage and waste sundries are generated in the daily maintenance of the garden, the garden sewage often contains a plurality of fallen leaves, soil and other impurities, and when the sewage is treated, the filter holes are easily found to be blocked, so that the filtering effect is poor.

Through retrieving, prior art authorizes the water treatment facilities of gardens that bulletin number CN213202754U proposed, it includes one-level treatment case and secondary treatment case, be equipped with the water pipe of connecting both between one-level treatment case and the secondary treatment case, be equipped with the filter equipment who is used for filtering sewage in the one-level treatment case, filter equipment includes filter equipment that can overturn and is located the filter equipment below and be used for collecting the collection subassembly by filtering impurity, the secondary treatment case sets up to anaerobic treatment case, the secondary treatment case upper end is equipped with the gas recovery pipe, and the lower extreme is equipped with the outlet, the outlet is equipped with the gate valve, has the solid impurity in the convenient treatment sewage, reduces the possibility that solid impurity blockked up sewage treatment facilities, guarantees sewage treatment's effect. But its volume is great, and occupation space is more, and simultaneously the leaf etc. is inconvenient for clear up after falling on filtering component, and simultaneously earth etc. is stained with easily and is attached on the processing tank inner wall and is inconvenient for clear up.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the garden sewage treatment device for cleaning leaves and the like at the bottom end of the filtering mechanism, reducing the blocking probability, guaranteeing the filtering effect, cleaning the inner wall of the treatment box, avoiding dirt impurities and the like from being attached to the inner wall of the treatment box, and improving the convenience in cleaning.

The utility model relates to a garden sewage treatment device which comprises a treatment box, a plurality of supporting legs, a plurality of anti-slip pads and a filtering mechanism, wherein the plurality of supporting legs are fixedly arranged at the bottom end of the treatment box and are used for supporting the treatment box, the anti-slip pads are fixedly arranged at the bottom ends of the supporting legs, the contact area between the supporting legs and the ground is increased, and the filtering mechanism is arranged in the treatment box; the sewage treatment device also comprises a water inlet pipe, a flow valve, a water drain pipe, a cleaning mechanism, a scraping mechanism and an aeration mechanism, wherein the water inlet pipe is fixedly arranged on the side wall of the bottom end of the treatment box, the output end of the water inlet pipe is communicated with the inside of the treatment box, the water inlet pipe is provided with the flow valve for controlling the sewage discharge amount, the water drain pipe is fixedly arranged at the top end of the treatment box, the input end of the water drain pipe is communicated with the inside of the treatment box, the cleaning mechanism is arranged at the bottom end of the treatment box, the output end of the cleaning mechanism is positioned in the treatment box and is in contact with the filtering mechanism, the scraping mechanism is arranged on the cleaning mechanism, the scraping mechanism is positioned at the bottom end of the treatment box and is in contact with the inner side wall of the treatment box, the aeration mechanism is arranged on the outer side wall of the upper part of the treatment box, and the output end of the aeration mechanism is positioned in the treatment box; the sewage treatment device has the advantages that garden sewage is input into the treatment box through the water inlet pipe, the sewage discharge amount is controlled through the flow valve, the sewage treatment efficiency is guaranteed, after the sewage enters the treatment box, the sewage is treated through the filtering mechanism, meanwhile, the aeration mechanism is used for aeration sterilization of the treated sewage, the oxygen content in the water is increased, leaves and the like at the bottom end of the filtering mechanism are cleaned through the cleaning mechanism, the blocking probability is reduced, the filtering effect is guaranteed, the inner wall of the treatment box is cleaned through the scraping mechanism, dirt impurities and the like are prevented from being attached to the inner wall of the treatment box, and the convenience in cleaning is improved.

Preferably, the filtering mechanism comprises a plurality of groups of C-shaped fixing seats, a first filter screen, a second filter screen, an activated carbon adsorption layer, three groups of fixing plates and a plurality of fixing bolts, wherein the plurality of groups of C-shaped fixing seats are sequentially arranged on the inner side wall of the treatment box from top to bottom, the first filter screen, the second filter screen and the activated carbon adsorption layer are respectively clamped between the two C-shaped fixing seats, the outer walls of the left side and the right side of the three groups of fixing plates are respectively clamped, and two ends of the three baffle plates are respectively and fixedly arranged on the fixing plates, the second filter screen and the activated carbon adsorption layer through the plurality of fixing bolts for limiting and blocking, and meanwhile, sealing gaskets are arranged at the contact positions of the baffle plates and the outer wall of the treatment box; the large solid impurities such as fallen leaves are intercepted by the first filter screen, the second filter screen and the activated carbon adsorption layer are used for filtering and adsorbing tiny impurities and peculiar smell in sewage, the fixing bolts are unscrewed, the baffle is pulled out of the C-shaped fixing seat through the fixing plate, the second filter screen and the activated carbon adsorption layer, cleaning or replacement is carried out, and the treatment effect is guaranteed.

Preferably, the cleaning mechanism comprises a driving motor, a rotating rod, a cleaning rod and a brush, wherein the driving motor is fixedly arranged at the bottom end of the treatment box, the output end of the driving motor penetrates through the bottom end of the treatment box and is fixedly connected with the rotating rod, the cleaning rod is fixedly arranged at the top end of the rotating rod, the brush is arranged at the top end of the cleaning rod, and the brush is in contact with the bottom end of the first filter screen; during filtering, the water inlet pipe is started, the driving motor drives the rotating rod to rotate, the rotating rod drives the hairbrush to rotate through the cleaning rod, the bottom of the first filter screen is cleaned, the blocking probability of the filter screen is reduced, and the treatment effect is guaranteed.

Preferably, the cleaning mechanism further comprises a spiral blade, and the spiral blade is arranged on the outer side wall of the rotating rod; when the rotating rod rotates, the spiral blade is driven to rotate, the spiral blade rotates to drive sewage inside the treatment box to rotate, the rotating sewage flushes the first filter screen, the second filter screen and the activated carbon adsorption layer, and meanwhile, solid impurities are driven to move, so that the solid impurities cannot block the filtering mechanism.

Preferably, the scraping mechanism comprises a first connecting rod, a second connecting rod, two scraping plates, a sludge discharge pipe and a sludge discharge valve, wherein the first connecting rod is fixedly arranged at the upper part of the rotating rod, the second connecting rod is fixedly arranged at the lower part of the rotating rod, the scraping plates are respectively and fixedly arranged at the left side and the right side of the first connecting rod and the second connecting rod, the shapes of the scraping plates and the lower part of the treatment box are the same, the sludge discharge pipe is fixedly arranged at the right side of the bottom of the treatment box, the input end of the sludge discharge pipe is communicated with the inside of the treatment box, and the sludge discharge valve is fixedly arranged on the sludge discharge pipe; the driving motor drives the rotating rod to rotate and simultaneously drives the first connecting rod and the second connecting rod to rotate, so that the two scraping plates scrape the inner part of the lower end of the treatment box, impurities and the like attached to the inner wall are cleaned, the impurities at the bottom of the treatment box are prevented from being attached to the inner wall of the treatment box, when the impurities at the bottom of the treatment box need to be cleaned, the mud discharging valve is opened, the impurities such as sludge are discharged out of the treatment box through the mud discharging pipe, multiple functions are realized through one driving motor, the equipment volume is reduced, the equipment purchasing cost is reduced, and the economic benefit is improved.

Preferably, the aeration mechanism comprises a mounting plate, an oxygenerator, a gas pipe and a plurality of aeration pipes, wherein the mounting plate is fixedly arranged on the outer side wall of the treatment box, the oxygenerator is fixedly arranged at the top end of the mounting plate, the output end of the oxygenerator is fixedly connected with the gas pipe, the gas pipe penetrates through the outer side wall of the treatment box and is positioned in the treatment box, the plurality of aeration pipes are uniformly and fixedly connected on the gas pipe, and a plurality of aeration holes are formed in the aeration pipes; starting the oxygenerator, the oxygenerator produces high-concentration oxygen, and the high-concentration oxygen is conveyed to the aeration pipe through the gas pipe, is output to sewage through the aeration hole on the aeration pipe, kills anaerobic bacteria in the sewage, and evenly distributed's aeration pipe can guarantee the homogeneity of output, increases the oxygen content in the water, and the reuse of being convenient for reduces the waste of water resource.

Compared with the prior art, the utility model has the beneficial effects that: the sewage treatment device has the advantages that garden sewage is input into the treatment box through the water inlet pipe, the sewage discharge amount is controlled through the flow valve, the sewage treatment efficiency is guaranteed, after the sewage enters the treatment box, the sewage is treated through the filtering mechanism, the aeration mechanism performs aeration sterilization on the treated sewage, meanwhile, the oxygen content in the water is increased, leaves and the like at the bottom end of the filtering mechanism are cleaned through the cleaning mechanism, the blocking probability is reduced, the filtering effect is guaranteed, the inner wall of the treatment box is cleaned through the scraping mechanism, the adhesion of soil impurities and the like on the inner wall of the treatment box is avoided, and the convenience in cleaning is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

FIG. 4 is an enlarged schematic view of the portion B of FIG. 1 according to the present utility model;

FIG. 5 is a schematic view of the structure of the helical blade and cleaning mechanism of the present utility model;

the reference numerals in the drawings: 1. a treatment box; 2. support legs; 3. an anti-slip pad; 4. a water inlet pipe; 5. a flow valve; 6. a drain pipe; 7. a C-shaped fixing seat; 8. a first filter screen; 9. a second filter screen; 10. an activated carbon adsorption layer; 11. a fixing plate; 13. a fixing bolt; 14. a driving motor; 15. a rotating rod; 16. cleaning a rod; 17. a brush; 18. a helical blade; 19. a first link; 20. a second link; 21. a scraper; 22. a mud pipe; 23. a mud valve; 24. a mounting plate; 25. an oxygenerator; 26. a gas pipe; 27. and (5) aerating the pipe.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1, 2, 3 and 5, the bottom end of the treatment box 1 is fixedly provided with a plurality of supporting legs 2 for supporting the treatment box 1, the bottom ends of the supporting legs 2 are fixedly provided with anti-slip pads 3, the contact area between the supporting legs 2 and the ground is increased, and the filter mechanism is arranged in the treatment box 1; the sewage treatment device also comprises a water inlet pipe 4, a flow valve 5, a water draining pipe 6, a cleaning mechanism, a scraping mechanism and an aeration mechanism, wherein the water inlet pipe 4 is fixedly arranged on the side wall of the bottom end of the treatment box 1, the output end of the water inlet pipe 4 is communicated with the inside of the treatment box 1, the flow valve 5 is arranged on the water inlet pipe 4 to control the sewage discharge amount, the fixed mounting of the water draining pipe 6 is arranged at the top end of the treatment box 1, the input end of the water draining pipe 6 is communicated with the inside of the treatment box 1, the cleaning mechanism is arranged at the bottom end of the treatment box 1, the output end of the cleaning mechanism is arranged in the inside of the treatment box 1 and contacted with the filtering mechanism, the scraping mechanism is arranged on the cleaning mechanism, the scraping mechanism is arranged at the bottom end of the inside of the treatment box 1 and contacted with the inner side wall of the treatment box 1, the aeration mechanism is arranged on the outer side wall of the upper part of the treatment box 1, and the output end of the aeration mechanism is arranged in the treatment box 1, the filtering mechanism comprises a plurality of groups of C-shaped fixing seats 7, a first filter screen 8, a second filter screen 9, an activated carbon adsorption layer 10, three groups of fixing plates 11, three baffle plates 12 and a plurality of fixing bolts 13, wherein the plurality of groups of C-shaped fixing seats 7 are sequentially arranged on the inner side wall of the treatment box 1 from top to bottom, the first filter screen 8, the second filter screen 9 and the activated carbon adsorption layer 10 are respectively clamped between the two C-shaped fixing seats 7, the three groups of fixing plates 11 are sequentially arranged on the outer walls of the left side and the right side of the treatment box 1 from top to bottom, two ends of the three baffle plates 12 are fixedly arranged on the fixing plates 11 through the plurality of fixing bolts 13 respectively, sealing gaskets are respectively arranged at the positions where the baffle plates 12 are contacted with the outer wall of the treatment box 1, the cleaning mechanism comprises a driving motor 14, a rotating rod 15, a cleaning rod 16 and a brush 17, the driving motor 14 is fixedly arranged at the bottom end of the treatment box 1, the output end of the driving motor 14 passes through the bottom end of the treatment box 1 and is fixedly connected with a rotating rod 15, the top end of the rotating rod 15 is fixedly provided with a cleaning rod 16, the top end of the cleaning rod 16 is provided with a hairbrush 17, the hairbrush 17 is in contact with the bottom end of the first filter screen 8, the scraping mechanism comprises a first connecting rod 19, a second connecting rod 20, two scraping plates 21, a mud discharging pipe 22 and a mud discharging valve 23, the first connecting rod 19 is fixedly arranged on the upper part of the rotating rod 15, the second connecting rod 20 is fixedly arranged on the lower part of the rotating rod 15, the left side and the right side of the first connecting rod 19 and the right side of the second connecting rod 20 are respectively fixedly provided with scraping plates 21, the scraping plates 21 and the lower part of the treatment box 1 have the same shape, the mud discharging pipe 22 is fixedly arranged on the right side of the bottom of the treatment box 1, and the input end of the mud discharging pipe 22 is communicated with the inside of the treatment box 1, and the mud discharging valve 23 is fixedly arranged on the mud discharging pipe 22;

the garden sewage is input into the treatment box 1 through the water inlet pipe 4, the sewage discharge amount is controlled through the flow valve 5, the sewage treatment efficiency is ensured, the water enters the treatment box 1, large solid impurities such as fallen leaves and the like are intercepted by the first filter screen 8, the second filter screen 9 and the activated carbon adsorption layer 10 filter and adsorb tiny impurities and peculiar smell in the sewage, meanwhile, the aeration mechanism performs aeration sterilization on the treated sewage, the oxygen content in the water is increased, the treated sewage is discharged through the water outlet pipe 6, the water inlet pipe 4 is started during filtration, the driving motor 14 drives the rotating rod 15 to rotate, the rotating rod 15 drives the brush 17 to rotate through the cleaning rod 16, the bottom end of the first filter screen 8 is cleaned, the blocking probability of the filter screen is reduced, and the treatment effect is ensured, the driving motor 14 drives the rotating rod 15 to rotate and simultaneously drives the first connecting rod 19 and the second connecting rod 20 to enable the two scraping plates 21 to scrape the inside of the lower end of the treatment box 1, impurities adhered to the inner wall and the like are cleaned, adhesion on the inner wall of the treatment box 1 is avoided, when impurities at the bottom of the treatment box 1 need to be cleaned, the sludge discharge valve 23 is opened, impurities such as sludge are discharged out of the treatment box 1 through the sludge discharge pipe 22, the fixing bolts 13 are unscrewed, the baffle plate 12 is detached from the fixing plate 11, the first filter screen 8, the second filter screen 9 and the activated carbon adsorption layer 10 can be pulled out of the C-shaped fixing seat 7, cleaning or replacement is carried out, the treatment effect is guaranteed, multiple functions are realized through one driving motor 14, the equipment volume is reduced, the equipment purchasing cost is reduced, and the economic benefit is improved.

As shown in fig. 1, 4 and 5, the cleaning mechanism comprises a helical blade 18, the helical blade 18 is arranged on the outer side wall of the rotary rod 15, the aeration mechanism comprises a mounting plate 24, an oxygenerator 25, a gas pipe 26 and a plurality of aeration pipes 27, the mounting plate 24 is fixedly arranged on the outer side wall of the treatment box 1, the oxygenerator 25 is fixedly arranged at the top end of the mounting plate 24, the gas pipe 26 is fixedly connected with the output end of the oxygenerator 25, the gas pipe 26 penetrates through the outer side wall of the treatment box 1 and is positioned in the treatment box 1, the plurality of aeration pipes 27 are uniformly and fixedly connected on the gas pipe 26, and a plurality of aeration holes are formed in the aeration pipes 27;

the bull stick 15 rotates, drive helical blade 18 and rotate, helical blade 18 rotates and drives the inside sewage of treatment box 1 and rotate, the pivoted sewage is erodeed first filter screen 8, second filter screen 9 and active carbon adsorbed layer 10, drive solid impurity simultaneously and remove, thereby solid impurity can not block up filtering mechanism, start oxygenerator 25, oxygenerator 25 produces high concentration oxygen, carry aeration pipe 27 through gas-supply pipe 26, output in the sewage through the aeration hole on the aeration pipe 27, kill anaerobic bacteria in the sewage, evenly distributed's aeration pipe 27 can guarantee the homogeneity of output, increase the oxygen content in the water, be convenient for reuse, reduce the waste of water resource.

As shown in fig. 1 to 5, in the garden sewage treatment device of the utility model, when the garden sewage treatment device works, firstly garden sewage is input into a treatment box 1 through a water inlet pipe 4, the discharge amount of the sewage is controlled through a flow valve 5, the sewage is treated through a filtering mechanism after entering the treatment box 1, large solid impurities such as fallen leaves and the like are intercepted by a first filter screen 8, a second filter screen 9 and an activated carbon adsorption layer 10 are used for filtering and adsorbing fine impurities and peculiar smell in the sewage, meanwhile, the water inlet pipe 4 is started, a driving motor 14 drives a rotating rod 15 to rotate, the rotating rod 15 drives a brush 17 through a cleaning rod 16 to clean the bottom end of the first filter screen 8, the rotating rod 15 is simultaneously driven to rotate through a spiral blade 18, the rotating sewage inside the treatment box 1 is driven to rotate, the rotating sewage drives the first filter screen 8, a second filter screen 9 and an activated carbon adsorption layer 10 to simultaneously drive solid impurities to move, meanwhile, a scraper 21 is used for scraping the lower end inside the treatment box 1, impurities and the like adhered on the inner wall are cleaned, then an oxygen generator 25 is started, a high-concentration oxygen generator 25 is arranged on the inner wall of the filter screen 25, a filter screen 10 is required to be removed through a fixed filter screen 13, and a filter screen 13 is arranged in a fixed hole is formed in a filter screen 13, and a filter screen 13 is arranged in the aeration pipe is opened, and the filter screen is arranged in the filter screen is replaced by a fixed filter screen 13, and the filter screen is arranged in the filter screen is arranged, and the filter screen is fixed, and the filter screen is removed through a filter screen is replaced by a filter screen is arranged.

The flow valve 5, the driving motor 14 and the oxygenerator 25 of the garden sewage treatment device are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached use instruction without creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (6)

1. The utility model provides a gardens sewage treatment plant, includes treatment box (1), a plurality of supporting legs (2), a plurality of slipmats (3) and filtering mechanism, and the bottom fixed mounting of treatment box (1) has a plurality of supporting legs (2), supports treatment box (1), and the bottom of supporting legs (2) is all fixed mounting has slipmats (3), increases the area of contact of supporting legs (2) and ground, and the inside at treatment box (1) is installed to the filter mechanism; the sewage treatment device is characterized by further comprising a water inlet pipe (4), a flow valve (5), a water drainage pipe (6), a cleaning mechanism, a scraping mechanism and an aeration mechanism, wherein the water inlet pipe (4) is fixedly arranged on the side wall of the bottom end of the treatment box (1), the output end of the water inlet pipe (4) is communicated with the inside of the treatment box (1), the water inlet pipe (4) is provided with the flow valve (5), the sewage discharge amount is controlled, the water drainage pipe (6) is fixedly arranged at the top end of the treatment box (1), the input end of the water drainage pipe (6) is communicated with the inside of the treatment box (1), the cleaning mechanism is arranged at the bottom end of the treatment box (1), the output end of the cleaning mechanism is positioned in the inside of the treatment box (1) and is in contact with the filtering mechanism, the scraping mechanism is arranged on the cleaning mechanism, the scraping mechanism is positioned at the inside bottom end of the treatment box (1) and is in contact with the inside wall of the treatment box (1), the aeration mechanism is arranged on the upper outer side wall of the treatment box (1), and the output end of the aeration mechanism is positioned in the inside of the treatment box (1).

2. The garden sewage treatment device according to claim 1, wherein the filtering mechanism comprises a plurality of groups of C-shaped fixing seats (7), a first filter screen (8), a second filter screen (9), an activated carbon adsorption layer (10), three groups of fixing plates (11), three baffle plates (12) and a plurality of fixing bolts (13), the plurality of groups of C-shaped fixing seats (7) are sequentially arranged on the inner side wall of the treatment box (1) from top to bottom, the first filter screen (8), the second filter screen (9) and the activated carbon adsorption layer (10) are respectively clamped between the two C-shaped fixing seats (7), the three groups of fixing plates (11) are sequentially arranged on the outer walls of the left side and the right side of the treatment box (1) from top to bottom, two ends of the three baffle plates (12) are fixedly arranged on the fixing plates (11) through the plurality of fixing bolts (13) respectively, and sealing gaskets are respectively arranged at positions where the baffle plates (12) are contacted with the outer wall of the treatment box (1).

3. A garden sewage treatment device as claimed in claim 2, characterized in that the cleaning means comprises a driving motor (14), a rotating rod (15), a cleaning rod (16) and a brush (17), wherein the driving motor (14) is fixedly arranged at the bottom end of the treatment box (1), the output end of the driving motor (14) penetrates through the bottom end fixedly connected with the rotating rod (15) of the treatment box (1), the cleaning rod (16) is fixedly arranged at the top end of the rotating rod (15), the brush (17) is arranged at the top end of the cleaning rod (16), and the brush (17) is in contact with the bottom end of the first filter screen (8).

4. A garden sewage treatment device as claimed in claim 3, characterized in that the cleaning means further comprises a screw blade (18), the screw blade (18) being mounted on the outer side wall of the turning bar (15).

5. A sewage treatment apparatus according to claim 3, wherein the scraping mechanism comprises a first connecting rod (19), a second connecting rod (20), two scraping plates (21), a sludge discharge pipe (22) and a sludge discharge valve (23), the first connecting rod (19) is fixedly arranged on the upper portion of the rotating rod (15), the second connecting rod (20) is fixedly arranged on the lower portion of the rotating rod (15), the scraping plates (21) are respectively fixedly arranged on the left side and the right side of the first connecting rod (19) and the right side of the second connecting rod (20), the shape of the scraping plates (21) is the same as that of the lower portion of the treatment tank (1), the sludge discharge pipe (22) is fixedly arranged on the right side of the bottom of the treatment tank (1), the input end of the sludge discharge pipe (22) is communicated with the interior of the treatment tank (1), and the sludge discharge valve (23) is fixedly arranged on the sludge discharge pipe (22).

6. The garden sewage treatment device according to claim 1, wherein the aeration mechanism comprises a mounting plate (24), an oxygenerator (25), a gas pipe (26) and a plurality of aeration pipes (27), the mounting plate (24) is fixedly mounted on the outer side wall of the treatment box (1), the oxygenerator (25) is fixedly mounted on the top end of the mounting plate (24), the gas pipe (26) is fixedly connected with the output end of the oxygenerator (25), the gas pipe (26) penetrates through the outer side wall of the treatment box (1) and is located in the treatment box (1), the aeration pipes (27) are uniformly and fixedly connected with the plurality of aeration pipes (27), and a plurality of aeration holes are formed in the aeration pipes (27).