CN222119027U

CN222119027U - Integrated STRO sewage treatment device

Info

Publication number: CN222119027U
Application number: CN202420737147.8U
Authority: CN
Inventors: 邹明杨; 孔祥娟; 张超
Original assignee: Sichuan Zhuo Filter Environmental Protection Technology Co ltd
Current assignee: Sichuan Zhuo Filter Environmental Protection Technology Co ltd
Priority date: 2024-04-10
Filing date: 2024-04-10
Publication date: 2024-12-06
Anticipated expiration: 2034-04-10

Abstract

The utility model relates to the technical field of sewage treatment and discloses an integrated STRO sewage treatment device, which comprises a sewage treatment tank, wherein a water inlet pipe is fixedly connected to one side of the top of the sewage treatment tank, a water outlet pipe is fixedly connected to the bottom of one side of the sewage treatment tank, a charging device is arranged in the middle of the top of the sewage treatment tank, a sedimentation tank is arranged on one side of the bottom of an inner cavity of the sewage treatment tank, a coarse filtering device is arranged on one side of the sedimentation tank, a reaction device is arranged on one side of the bottom of the inner cavity of the sewage treatment tank, a fine filtering device is arranged on one side of the bottom of the inner cavity of the sewage treatment tank, which is close to the fine filtering device, and water filtered by the integrated STRO sewage treatment device can be discharged without treatment when in use, so that sewage treatment discharge standards are met, and the sewage purification effect is improved.

Description

Integrated STRO sewage treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an integrated STRO sewage treatment device.

Background

The STRO sewage treatment device is a device for purifying and treating sewage finally by physical, chemical and biological treatment of sewage. An integrated STRO sewage treatment apparatus generally refers to integrating various treatment units into one apparatus to save space and simplify installation and operation procedures. The integrated STRO sewage treatment device generally has the advantages of compact structure, stable operation, high treatment efficiency, simple and convenient operation and the like, and is suitable for sewage treatment projects of various scales and types, including industrial wastewater, urban sewage, rural sewage and the like. It plays an important role in reducing pollutant discharge, improving water environment quality, protecting ecological environment and the like.

However, the existing sewage treatment is generally carried out by simple filtration, most harmful substances cannot be removed once when the sewage treatment is carried out by filtration, and when the sewage treatment is used for a long time, a filter screen is easy to block, the filtration effect and the filtration speed are low, the maintenance of the filter screen is complicated, however, the water quality of treated effluent can not reach the new discharge standard only by adopting a single precipitation method or a filtration method, and after the treated effluent is directly discharged, water resources are wasted, and meanwhile, the sewage treatment is insufficient and the environment can be polluted.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides an integrated STRO sewage treatment device to solve the problems in the prior art.

The utility model provides the following technical scheme that the integrated STRO sewage treatment device comprises a sewage treatment box, wherein a water inlet pipe is fixedly connected to one side of the top of the sewage treatment box, a water outlet pipe is fixedly connected to one side bottom of the sewage treatment box, a charging device is arranged in the middle of the top of the sewage treatment box, a settling tank is arranged on one side of the bottom of an inner cavity of the sewage treatment box, a coarse filtering device is arranged on one side of the settling tank, a reaction device is arranged on one side of the bottom of the inner cavity of the sewage treatment box, which is close to the settling tank, a fine filtering device is arranged on one side of the bottom of the inner cavity of the sewage treatment box, which is close to the fine filtering device, and an STRO device is arranged on one side of the bottom of the inner cavity of the sewage treatment box;

The coarse filtration device comprises a coarse filtration tank fixedly connected to the top of one side of the sedimentation tank, a moving groove is formed in one side of the inner wall of the coarse filtration tank, a driving motor is fixedly arranged on one side of the top of the coarse filtration tank, a screw rod is fixedly connected to the output end of the driving motor and is close to one end of the driving motor, a moving block is connected with one side of the moving block, which is far away from the coarse filtration tank, a connecting rod is fixedly connected with a cleaning plate, one end of the connecting rod, which is far away from the moving block, is fixedly connected with a cleaning plate, a first sealing slot is formed in the middle of the inner cavity of the coarse filtration tank, a first sealing ring is inserted into the inner wall of the first sealing slot, a first filter screen is fixedly connected to the inner wall of the first sealing ring, and a first connecting pipe is fixedly connected to one side bottom of the coarse filtration tank.

Preferably, the lead screw passes thick rose box top and extends to the inside of removal groove, the one end that driving motor was kept away from to the lead screw is connected with thick rose box bearing, first filter screen fixed cover is established on first sealing washer, one side that the connecting rod was kept away from to the brush board is laminated mutually with one side of first filter screen, the one end that the inlet tube passed sewage treatment box top is linked together with thick rose box.

Preferably, a second filter screen is arranged in the middle of the inner cavity of the settling tank, a second connecting pipe is fixedly connected to the top of one side of the settling tank, a water suction pump is fixedly arranged at the top of the front face of the second connecting pipe, and the settling tank is communicated with the coarse filter tank through a first connecting pipe.

Preferably, the reaction device comprises a reaction box fixedly arranged at the bottom of the inner cavity of the sewage treatment box, the reaction box is communicated with the sedimentation box through a second connecting pipe, a dosing hopper is fixedly arranged on one side of the top of the reaction box, an exhaust pipe is fixedly connected to the other side of the top of the reaction box, a stirring mechanism is arranged in the middle of the top of the reaction box, a third connecting pipe is fixedly connected to the bottom of one side of the reaction box, and a water suction pump is fixedly arranged at the top of the front face of the third connecting pipe.

Preferably, the stirring mechanism comprises a stirring motor fixedly arranged at the top of the reaction box, the output end of the stirring motor is fixedly connected with a stirring shaft, and one end of the stirring shaft, which is far away from the stirring motor, is fixedly connected with a stirring rod.

Preferably, the fine filtering device comprises a fine filtering box fixedly installed at the bottom of an inner cavity of the sewage treatment box, the fine filtering box is communicated with the reaction box through a third connecting pipe, a second sealing slot is formed in the middle of the inner cavity of the fine filtering box, a second sealing ring is inserted into the inner wall of the second sealing slot, an active carbon layer is fixedly connected to the inner wall of the second sealing ring, the active carbon layer is fixedly sleeved on the second sealing ring, a fourth connecting pipe is fixedly connected to the bottom of one side of the fine filtering box, and a water suction pump is fixedly installed at the top of the front face of the fourth connecting pipe.

Preferably, the STRO device includes a plurality of reverse osmosis cartridge (1001) that are even equidistance and distribute, communicating pipe (1002) and pressure pump (1003), the one end fixed connection of thin rose box is kept away from to the fourth connecting pipe is in the bottom of reverse osmosis cartridge (1001), communicating pipe (1002) communicate with two adjacent reverse osmosis cartridge (1001) respectively, communicating pipe (1002) fixed mounting is at the positive top of communicating pipe (1002), the inside of reverse osmosis cartridge (1001) is provided with the milipore filter, the one end fixed connection of outlet pipe passing sewage treatment case one side is in the bottom of reverse osmosis cartridge (1001).

Preferably, the charging device comprises a storage battery box fixedly connected to the top of the sewage treatment box, a fixing rod is fixedly connected to the top of the storage battery box, and a photovoltaic power generation plate is fixedly installed on the top of the fixing rod.

The utility model has the technical effects and advantages that:

1. When the integrated STRO sewage treatment device is used, high-concentration sewage enters the coarse filtration device from the water inlet pipe and is subjected to preliminary filtration, enters the precipitation tank and is further filtered, then enters the reaction device for reaction, impurities in the sewage are conveniently removed, disinfection and sterilization are effectively improved, the sewage purification effect is effectively improved, then, the integrated STRO sewage treatment device enters the fine filtration tank, the fine impurities are conveniently adsorbed, finally, the integrated STRO sewage treatment device enters the inside of the reverse osmosis filter cartridge (1001), the ultrafiltration membrane in the reverse osmosis filter cartridge (1001) is used for filtering, water molecules are allowed to pass through and retain other components in salt and water, thereby achieving the effect of filtering the sewage, and the impurities entering the reverse osmosis filter cartridge (1001) are reduced due to the fact that the active carbon layer blocks a part of impurities, so that the filtration effect and the service life of the reverse osmosis filter cartridge (1001) are improved, the water is finally discharged through the water outlet pipe, the water filtered by the STRO device can be discharged without being treated, the sewage treatment emission standard is achieved, and the sewage purification treatment effect is improved.

2. According to the utility model, the coarse filtering device is arranged, the driving motor is started to drive the screw rod to rotate, and the screw rod drives the moving block to move up and down, so that the cleaning plate fixedly connected to one end of the connecting rod is driven to move up and down along the surface of the first filter screen, the purpose of scraping the surface of the first filter screen is achieved, the first filter screen is effectively prevented from being blocked, sewage is conveniently introduced into the settling tank through the first filter screen, the service life of the first filter screen is prolonged, meanwhile, impurities with larger diameter entering the settling tank are reduced, the service life of the second filter screen is conveniently prolonged, when the first filter screen needs to be replaced, the first filter screen can be pulled out by pulling the handle upwards, the operation is convenient, and the maintenance and the replacement of the first filter screen are convenient.

3. According to the utility model, the charging device is arranged, when the device is used, the photovoltaic power generation plate is arranged, the storage battery box is arranged at the bottom of the photovoltaic power generation plate, and the storage battery is arranged in the storage battery box, so that the storage battery can be powered for a long time, resources are saved, the device is more energy-saving and environment-friendly, and the practicability of the device is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic diagram showing the internal structure of a cross section of the sewage treatment tank of the present utility model.

FIG. 3 is a schematic cross-sectional view of a coarse filtration device according to the present utility model.

Fig. 4 is a schematic diagram of the structure of the coarse filtration tank of the present utility model.

FIG. 5 is a schematic cross-sectional view of a settling tank of the present utility model.

FIG. 6 is a schematic cross-sectional view of a reaction apparatus according to the present utility model.

FIG. 7 is a schematic cross-sectional view of a fine filter device according to the present utility model.

Fig. 8 is a schematic structural diagram of an STRO apparatus according to the present utility model.

The device comprises a sewage treatment tank 1, a water inlet pipe 2, a charging device 3, a storage battery tank 31, a fixed rod 32, a photovoltaic power generation plate 33, a water outlet pipe 4, a coarse filtering device 5, a coarse filtering tank 51, a coarse filtering tank 52, a driving motor 53, a screw rod 54, a moving block 55, a connecting rod 56, a cleaning plate 57, a first filter screen 58, a first sealing ring 59, a moving groove 510, a first sealing slot 6, a sedimentation tank 7, a water suction pump 8, a reaction device 81, a reaction tank 82, a chemical adding hopper 83, a stirring mechanism 831, a stirring motor 832, a stirring shaft 833, a stirring rod 84, an exhaust pipe 9, a fine filtering device 91, a fine filtering tank 92, an active carbon layer 93, a second sealing ring 94, a second sealing slot 10, an STRO device 1001, a reverse osmosis filter cartridge 1002, a communicating pipe 1003, a pressure pump 11, a first connecting pipe 12, a second connecting pipe 13, a second connecting pipe 14, a third connecting pipe 15 and a fourth connecting pipe.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the integrated STRO sewage treatment apparatus according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without any creative effort are within the scope of the present utility model.

The utility model provides an integrated STRO sewage treatment device, referring to fig. 1-4, which comprises a sewage treatment tank 1, wherein a water inlet pipe 2 is fixedly connected to one side of the top of the sewage treatment tank 1, a water outlet pipe 4 is fixedly connected to the bottom of one side of the sewage treatment tank 1, a charging device 3 is arranged in the middle of the top of the sewage treatment tank 1, a settling tank 6 is arranged on one side of the bottom of an inner cavity of the sewage treatment tank 1, a coarse filter device 5 is arranged on one side of the settling tank 6, a reaction device 8 is arranged on one side of the bottom of the inner cavity of the sewage treatment tank 1, a fine filter device 9 is arranged on one side of the bottom of the inner cavity of the sewage treatment tank 1, which is close to the fine filter device 9, and an STRO device 10 is arranged on one side of the bottom of the inner cavity of the sewage treatment tank 1, which is close to the fine filter device 9;

Wherein, coarse filter device 5 includes coarse filter tank 51 of fixed connection at the setting tank 6 one side top, the travel groove 59 has been seted up to inner wall one side of coarse filter tank 51, coarse filter tank 51 top one side fixed mounting has driving motor 52, driving motor 52's output fixedly connected with lead screw 53, the one end threaded connection that driving motor 52 is close to lead screw 53 has movable block 54, one side fixedly connected with connecting rod 55 of coarse filter tank 51 is kept away from to movable block 54, one end fixedly connected with brush plate 56 of movable block 54 is kept away from to connecting rod 55, first sealed slot 510 has been seted up at the inner chamber middle part of coarse filter tank 51, first sealing washer 58 has been inserted to the inner wall of first sealed slot 510, the inner wall fixedly connected with first filter screen 57 of first sealing washer 58, one side bottom fixedly connected with first connecting pipe 11 of coarse filter tank 51.

In the embodiment of the application, when the device is used, firstly, high-concentration sewage enters the inside of the coarse filtering device 5 from the water inlet pipe 2, impurities with larger diameters are conveniently filtered and blocked through the action of the first filter screen 57, the filtered sewage enters the sedimentation tank 6 through the first connecting pipe 11, the sewage is further filtered through the second filter screen 12, then the bottom of the inner cavity of the sedimentation tank 6 is precipitated, suspended matters in the water are gradually precipitated, the supernatant after precipitation is pumped out by the water suction pump 7, enters the reaction device 8 through the second connecting pipe 13, then, a flocculating agent is added into the dosing hopper 82, the stirring motor 831 is started to drive the stirring shaft 832 to rotate, the stirring shaft 832 drives the stirring rod 833 to rotate, so that the added flocculating agent and the sewage are stirred, and the flocculating agent and the sewage are fully mixed, the sewage purification effect is effectively improved by being convenient for removing impurities in sewage and sterilizing, the reacted sewage is pumped out by the water pump 7, then enters the fine filter tank 91 through the third connecting pipe 14, and is convenient for adsorbing some fine impurities through the adsorption filtration of the activated carbon layer 92, so that the further filtered sewage is pumped out by the water pump 7, then enters the inside of the reverse osmosis filter cartridge 1001 in the STRO device 10 through the fourth connecting pipe 15, and the water molecules are allowed to pass through and entrap salt and other components in the water through the filtration of the ultrafiltration membrane in the filter cartridge 1001, thereby achieving the effect of filtering the sewage, and the impurities entering the reverse osmosis filter cartridge 1001 are reduced due to the blocking of a part of impurities by the activated carbon layer 92, thereby improving the filtering effect and the service life of the reverse osmosis filter cartridge 1001, the filtered water is finally discharged through the water outlet pipe 4.

Further, the lead screw 53 passes through the top of the coarse filtration tank 51 and extends to the inside of the moving groove 59, one end of the lead screw 53, which is far away from the driving motor 52, is connected with the coarse filtration tank 51 through a bearing, the first filtration screen 57 is fixedly sleeved on the first sealing ring 58, one side of the cleaning plate 56, which is far away from the connecting rod 55, is attached to one side of the first filtration screen 57, one end of the water inlet pipe 2, which passes through the top of the sewage treatment tank 1, is communicated with the coarse filtration tank 51, and when in use, the driving motor 52 is started, the driving motor 52 drives the lead screw 53 to rotate, the lead screw 53 drives the moving block 54 to move up and down, thereby driving the cleaning plate 56 fixedly connected with one end of the connecting rod 55 to move up and down along the surface of the first filtration screen 57, thereby achieving the purpose of scraping the surface of the first filtration screen 57, effectively preventing the first filtration screen 57 from being blocked, facilitating sewage entering into the settling tank 6 through the first filtration screen 57, prolonging the service life of the first filtration screen 57, and when the first filtration screen 57 needs to be replaced, the first filtration screen 57 can be pulled up only by pulling the handle upwards, and the operation is convenient.

Further, the inner chamber middle part of the sedimentation tank 6 is provided with the second filter screen 12, one side top fixedly connected with second connecting pipe 13 of sedimentation tank 6, and positive top fixed mounting of second connecting pipe 13 has suction pump 7, and sedimentation tank 6 is linked together through first connecting pipe 11 with coarse filtration case 51, and during the use, further filters sewage through the second filter screen 12, then carries out the sediment in the inner chamber bottom of sedimentation tank 6, makes the suspended solid in the water deposit gradually.

Further, reaction unit 8 includes reaction box 81 of fixed mounting in sewage treatment box 1 inner chamber bottom, reaction box 81 and sedimentation tank 6 are linked together through second connecting pipe 13, reaction box 81 top one side fixed mounting has medicine adding hopper 82, reaction box 81 top opposite side fixedly connected with blast pipe 84, be provided with rabbling mechanism 83 in the middle of the reaction box 81 top, reaction box 81 one side bottom fixedly connected with third connecting pipe 14, the positive top fixed mounting of third connecting pipe 14 has suction pump 7, rabbling mechanism 83 includes fixed mounting at the agitator motor 831 at reaction box 81 top, agitator motor 831's output fixedly connected with (mixing) shaft 832, agitator motor 831's one end fixedly connected with puddler 833 is kept away from to (mixing) shaft 832), during the use, through adding the flocculating agent into medicine adding hopper 82, through starting agitator motor 831, agitator motor 831 drives (mixing) shaft 832 and drives puddler 833 rotation, thereby stir the flocculating agent and sewage that will add, make it intensive mixing, be convenient for detach impurity in the sewage and disinfect, the effectual purification effect that has improved.

Further, the thin filter equipment 9 includes fixed mounting at the thin rose box 91 of sewage treatment box 1 inner chamber bottom, thin rose box 91 is linked together through third connecting pipe 14 with the reaction box 81, the second sealed slot 94 has been seted up at the inner chamber middle part of thin rose box 91, second sealing washer 93 has been inserted to the inner wall of second sealed slot 94, the inner wall fixedly connected with activated carbon layer 92 of second sealing washer 93, the fixed cover of activated carbon layer 92 is established on second sealing washer 93, one side bottom fixedly connected with fourth connecting pipe 15 of thin rose box 91, the positive top fixed mounting of fourth connecting pipe 15 has suction pump 7, during the use, adsorb through activated carbon layer 92 and filter, be convenient for adsorb some tiny impurity, when need change the maintenance to activated carbon layer 92, only need upwards pulling the handle, can take out activated carbon layer 92, the simple operation, be convenient for change to activated carbon layer 92.

Further, STRO device 10 includes a plurality of reverse osmosis cartridge 1001, communicating pipe 1002 and the pressure pump 1003 that are even equidistance and distribute, the one end fixed connection that the fine filter tank 91 was kept away from to fourth connecting pipe 15 is in the bottom of reverse osmosis cartridge 1001, communicating pipe 1002 communicates with two adjacent reverse osmosis cartridge 1001 respectively, communicating pipe 1002 fixed mounting is at the front top of a communicating pipe 1002, reverse osmosis cartridge 1001's inside is provided with the milipore filter, outlet pipe 4 passes the one end fixed connection of sewage treatment case 1 one side and is in reverse osmosis cartridge 1001's bottom, during the use, through the filtration of reverse osmosis cartridge 1001 inside milipore filter, the membrane allows the hydrone to pass through and has blocked other compositions in salt and the water, thereby reach the effect of filtering sewage.

Further, the charging device 3 includes the battery case 31 of fixed connection at sewage treatment case 1 top, battery case 31 top fixedly connected with dead lever 32, and dead lever 32 top fixed mounting has photovoltaic power generation board 33, and during the use, through being provided with photovoltaic power generation board 33, and be provided with battery case 31 in the bottom of photovoltaic power generation board 33, and be provided with the battery in the inside of battery case 31, can supply power to the battery for a long time to resources are saved, be favorable to the environmental protection more.

The working principle of the utility model is as follows: when in use, high-concentration sewage enters the interior of the coarse filtering device 5 from the water inlet pipe 2, impurities with larger diameters are conveniently filtered and blocked through the action of the first filter screen 57, the filtered sewage enters the sedimentation tank 6 through the first connecting pipe 11, the sewage is further filtered through the second filter screen 12, then the bottom of the inner cavity of the sedimentation tank 6 is subjected to sedimentation, suspended matters in the water are gradually precipitated, the supernatant after sedimentation can be pumped out by the water pump 7 and enters the reaction device 8 through the second connecting pipe 13, then, a flocculating agent is added into the dosing hopper 82, the stirring motor 831 is started to drive the stirring shaft 832 to rotate, the stirring shaft 832 drives the stirring rod 833 to rotate, so that the added flocculating agent and the sewage are fully mixed, the impurities in the sewage are conveniently removed, and the sewage is disinfected and sterilized, the sewage purifying effect is effectively improved, the reacted sewage is pumped by the water pump 7, then enters the fine filter tank 91 through the third connecting pipe 14, adsorption and filtration of the activated carbon layer 92 are convenient, and some fine impurities are adsorbed, so that the further filtered sewage is pumped by the water pump 7, then enters the inside of the reverse osmosis filter cartridge 1001 in the STRO device 10 through the fourth connecting pipe 15, and the water molecules are allowed to pass through the filtration of the ultrafiltration membrane in the filter cartridge 1001 to intercept other components in the salt and water, so that the sewage filtering effect is achieved, as the activated carbon layer 92 blocks a part of impurities, the impurities entering the reverse osmosis filter cartridge 1001 are reduced, the filtering effect and the service life of the reverse osmosis filter cartridge 1001 are improved, the filtered water is finally discharged through the water outlet pipe 4.

In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, where "up," "down," "left," "right," etc. are merely used to indicate relative positional relationships, and when the absolute position of an object to be described changes, the relative positional relationships may change;

In the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other without conflict;

Finally, the foregoing description of the preferred embodiment of the utility model is provided for the purpose of illustration only, and is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The integrated STRO sewage treatment device comprises a sewage treatment box (1) and is characterized in that a water inlet pipe (2) is fixedly connected to one side of the top of the sewage treatment box (1), a water outlet pipe (4) is fixedly connected to one side bottom of the sewage treatment box (1), a charging device (3) is arranged in the middle of the top of the sewage treatment box (1), a settling tank (6) is arranged on one side of the bottom of an inner cavity of the sewage treatment box (1), a coarse filtering device (5) is arranged on one side of the settling tank (6), a reaction device (8) is arranged on one side, close to the settling tank (6), of the bottom of the inner cavity of the sewage treatment box (1), a fine filtering device (9) is arranged on one side, close to the fine filtering device (9), of the bottom of the inner cavity of the sewage treatment box (1), and an STRO device (10) is arranged on one side, close to the fine filtering device (9);

Wherein, coarse filter device (5) are including coarse filter tank (51) of fixed connection at precipitation tank (6) one side top, removal groove (59) have been seted up on inner wall one side of coarse filter tank (51), coarse filter tank (51) top one side fixed mounting has driving motor (52), the output fixedly connected with lead screw (53) of driving motor (52), one end threaded connection that lead screw (53) is close to driving motor (52) has movable block (54), one side fixedly connected with connecting rod (55) of coarse filter tank (51) are kept away from to movable block (54), one end fixedly connected with brush board (56) of movable block (54) are kept away from to connecting rod (55), first sealed slot (510) have been seted up at the inner chamber middle part of coarse filter tank (51), first sealing washer (58) have been inserted to the inner wall of first sealed slot (510), the inner wall fixedly connected with first filter screen (57) of first sealing washer (58), one side bottom fixedly connected with first connecting pipe (11) of coarse filter tank (51).

2. The integrated STRO sewage treatment device according to claim 1, wherein the screw rod (53) penetrates through the top of the coarse filtration tank (51) to extend into the moving groove (59), one end of the screw rod (53) far away from the driving motor (52) is connected with the coarse filtration tank (51) through a bearing, the first filter screen (57) is fixedly sleeved on the first sealing ring (58), one side of the cleaning plate (56) far away from the connecting rod (55) is attached to one side of the first filter screen (57), and one end of the water inlet pipe (2) penetrating through the top of the sewage treatment tank (1) is communicated with the coarse filtration tank (51).

3. The integrated STRO sewage treatment device according to claim 1, wherein a second filter screen (12) is arranged in the middle of the inner cavity of the settling tank (6), a second connecting pipe (13) is fixedly connected to the top of one side of the settling tank (6), a water suction pump (7) is fixedly arranged at the top of the front surface of the second connecting pipe (13), and the settling tank (6) is communicated with the coarse filter tank (51) through a first connecting pipe (11).

4. The integrated STRO sewage treatment device according to claim 3, wherein the reaction device (8) comprises a reaction box (81) fixedly installed at the bottom of the inner cavity of the sewage treatment box (1), the reaction box (81) is communicated with the sedimentation box (6) through a second connecting pipe (13), a dosing hopper (82) is fixedly installed on one side of the top of the reaction box (81), an exhaust pipe (84) is fixedly connected to the other side of the top of the reaction box (81), a stirring mechanism (83) is arranged in the middle of the top of the reaction box (81), a third connecting pipe (14) is fixedly connected to the bottom of one side of the reaction box (81), and a water suction pump (7) is fixedly installed on the top of the front face of the third connecting pipe (14).

5. The integrated STRO sewage treatment device according to claim 4, wherein the stirring mechanism (83) comprises a stirring motor (831) fixedly installed at the top of the reaction tank (81), the output end of the stirring motor (831) is fixedly connected with a stirring shaft (832), and one end of the stirring shaft (832) far away from the stirring motor (831) is fixedly connected with a stirring rod (833).

6. The integrated STRO sewage treatment device according to claim 4, wherein the fine filtering device (9) comprises a fine filtering box (91) fixedly installed at the bottom of an inner cavity of the sewage treatment box (1), the fine filtering box (91) is communicated with the reaction box (81) through a third connecting pipe (14), a second sealing slot (94) is formed in the middle of the inner cavity of the fine filtering box (91), a second sealing ring (93) is inserted into the inner wall of the second sealing slot (94), an active carbon layer (92) is fixedly connected to the inner wall of the second sealing ring (93), the active carbon layer (92) is fixedly sleeved on the second sealing ring (93), a fourth connecting pipe (15) is fixedly connected to the bottom of one side of the fine filtering box (91), and a water suction pump (7) is fixedly installed at the top of the front of the fourth connecting pipe (15).

7. The integrated STRO sewage treatment device according to claim 6, wherein the STRO device (10) comprises a plurality of reverse osmosis filter cartridges (1001), communicating pipes (1002) and a pressure pump (1003) which are uniformly and equidistantly distributed, one end of the fourth connecting pipe (15) far away from the fine filter box (91) is fixedly connected to the bottom of the reverse osmosis filter cartridges (1001), the communicating pipes (1002) are respectively communicated with two adjacent reverse osmosis filter cartridges (1001), the communicating pipes (1002) are fixedly arranged at the top of the front face of one communicating pipe (1002), an ultrafiltration membrane is arranged in the reverse osmosis filter cartridges (1001), and one end of the water outlet pipe (4) penetrating through one side of the sewage treatment box (1) is fixedly connected to the bottom of the reverse osmosis filter cartridges (1001).

8. The integrated STRO sewage treatment device according to claim 1, wherein the charging device (3) comprises a storage battery box (31) fixedly connected to the top of the sewage treatment box (1), a fixing rod (32) is fixedly connected to the top of the storage battery box (31), and a photovoltaic power generation plate (33) is fixedly arranged on the top of the fixing rod (32).