CN211497261U - A rainwater treatment and recycling device - Google Patents

Abstract

The utility model relates to a rainwater treatment and recovery device, which belongs to the technical field of rainwater treatment and recovery. The rainwater sewage treatment and recovery device includes: a filter box; a rainwater collection tank, the bottom end of the rainwater collection tank is provided with a first water inlet pipe, which is fixedly connected and communicated with the top of the filter box; a sedimentation tank is provided between the sedimentation tank and the filter box. The second water inlet pipe; the disinfection box, a third water inlet pipe is arranged between the disinfection box and the sedimentation tank; the water storage tank, a fourth water inlet pipe is arranged between the water storage tank and the disinfection box, and one end of the fourth water inlet pipe is connected to the outer side of the disinfection box The walls are fixedly connected and communicated, and the other end of the fourth water inlet pipe is fixedly connected and communicated with the outer side wall of the water storage tank. The rainwater sewage treatment and recovery device can effectively remove pollutants in rainwater, and can perform disinfection treatment at the same time, and the treated water can be collected and used directly.

Description

A rainwater treatment and recycling device

technical field

The utility model belongs to the technical field of rainwater treatment and recovery, in particular to a rainwater sewage treatment and recovery device.

Background technique

Due to the deterioration of the environment and human pollution to the natural world, clean water sources are becoming less and less, and the global water resources are becoming more and more scarce. Rainwater is a kind of renewable and clean energy in nature. As a key element in the water circulation system, when the traditional water resources development method can no longer increase the water source, the recycling of rainwater has become an economical and practical way of water resources development. , if it can be collected and used scientifically and effectively, it will not only alleviate the water crisis, but also reduce urban waterlogging, which has good social benefits. Therefore, how to recover rainwater efficiently and at low cost is worth a lot of investment. Manpower and material resources are used to tackle technical difficulties, and there are also some existing achievements in the existing technology.

The existing rainwater and sewage treatment and recovery device generally removes some pollutants simply by filtering through a filter screen, and the treatment of rainwater is too simple, and the rainwater contains harmful bacteria. If it is not completely treated, it will cause harm after recycling. . Therefore, it is necessary to propose a rainwater sewage treatment and recovery device.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides a rainwater sewage treatment and recovery device, which can effectively remove pollutants in rainwater, and at the same time, can carry out disinfection treatment, and the treated water can be collected and used directly.

The technical scheme of the utility model to solve the above-mentioned technical problems is as follows: a rainwater treatment and recovery device, comprising:

filter box;

Rainwater collection tank, the rainwater collection tank is fixedly connected to the top of the filter box, the bottom end of the rainwater collection tank is provided with a first water inlet pipe, and one end of the first water inlet pipe is connected to the bottom of the rainwater collection tank The ends are fixedly connected and communicated, and the other end of the first water inlet pipe is fixedly connected and communicated with the top of the filter box;

A sedimentation tank, a second water inlet pipe is arranged between the sedimentation tank and the filter box, and one end of the second water inlet pipe is fixedly connected and communicated with the bottom side wall of the filter box, and the second water inlet pipe The other end is fixedly connected and communicated with the outer side wall of the sedimentation tank;

A disinfection tank, a third water inlet pipe is arranged between the disinfection tank and the sedimentation tank, one end of the third water inlet pipe is fixedly connected and communicated with the top side wall of the sedimentation tank, and the third water inlet pipe has a The other end is fixedly connected and communicated with the outer side wall of the sterilization box;

A water storage tank, a fourth water inlet pipe is arranged between the water storage tank and the sterilization box, one end of the fourth water inlet pipe is fixedly connected and communicated with the outer side wall of the sterilization box, and the other side of the fourth water inlet pipe is fixedly connected and communicated. One end is fixedly connected and communicated with the outer side wall of the water storage tank, and a water pump is fixed on the fourth water inlet pipe, and the water in the disinfection tank is pumped into the water storage tank through the water pump.

The beneficial effect of the utility model is: through the set filter box, sedimentation box and disinfection box, the rainwater is filtered, settled and disinfected, so that impurities, organic matter and bacteria in the water can be effectively removed, so that the treated water can be It will not cause harm to use, and at the same time, the rainwater collection tank can be used to collect rainwater very conveniently, so that a large amount of rainwater can be processed. At the same time, the sterilization and disinfection time of rainwater in the disinfection box can be adjusted through the set water pump, so that the rainwater can be disinfected The tank can be fully sterilized and disinfected to improve the quality of the treated water.

On the basis of the above technical solutions, the utility model can also be improved as follows.

Further, the filter box is provided with a conical filter screen, the two inner side walls of the filter box are fixedly provided with fixed blocks, and the bottom ends of the conical filter screen are respectively connected to the two fixed blocks. A material receiving annular groove is fixed on the outer side of the bottom end of the conical filter screen. The material receiving annular groove is fixedly connected with the inner wall of the filter box. The side wall of the filter box is provided with a sewage outlet. The groove communicates with the sewage outlet.

The beneficial effect of adopting the above-mentioned further scheme is: the conical filter screen can easily filter out large debris in the water, and at the same time, due to its conical design, the debris will not block the filter holes of the filter screen, the filtering effect can be maintained, and the filtering effect can be maintained at the same time. The set material receiving annular groove can collect the sundries filtered by the conical filter net, and is convenient to discharge from the sewage outlet.

Further, it also includes a brush rod and a scraper, a fixing frame is fixedly connected to the top wall of the filter box, a cleaning motor is arranged in the fixing frame, and the output end of the cleaning motor rotates out of the fixing frame, and A turntable is fixedly connected, one end of the brush rod is fixedly connected with the ring edge of the turntable, the brush rod is attached to the conical filter screen, and the scraper is slidably provided with the material receiving ring groove Inside, the other end of the brush rod is fixedly connected with the scraper, and the cleaning motor drives the brush rod and the scraper to rotate through the turntable.

The beneficial effect of adopting the above-mentioned further scheme is that the impurities on the conical filter net can be easily cleaned.

Further, the top end of the sedimentation tank is provided with a dosing pipe, one end of the dosing pipe passes through the top of the sedimentation tank and is placed in the sedimentation tank, and the bottom end of the sedimentation tank is also provided with a sewage pipe, One end of the sewage pipe is fixedly connected with the bottom end of the sedimentation tank and communicated with the sedimentation tank, and the sewage pipe is provided with a control valve for opening or closing the sewage pipe.

The beneficial effects of adopting the above-mentioned further scheme are: the flocculant and other treatment agents can be put into the sedimentation tank through the dosing pipe, so as to facilitate the flocculation and sedimentation of organic matter or harmful substances in the rainwater, and the sewage can be easily deposited in the sedimentation tank through the sewage pipe. Debris is discharged.

Further, the settling box is provided with a rotating shaft and a plurality of stirring blades, one end of the plurality of the stirring blades is fixedly connected to the rotating shaft, the rotating shaft is arranged vertically, and the top of the settling box is also fixedly provided with The settling motor, the upper end of the rotating shaft rotates through the top of the settling tank and is connected to the output end of the settling motor in a driving connection, and the settling motor drives the plurality of stirring blades to rotate in the settling tank through the rotating shaft.

The beneficial effect of adopting the above-mentioned further scheme is that the stirring blade is driven to rotate by the settling motor, and the rainwater in the settling tank is stirred, so that the flocculation effect is better.

Further, the sterilization box is provided with a circular pipe, the top of the circular pipe is provided with a pipe water inlet pipe, one end of the pipe water inlet pipe is communicated with the circular pipe, and the other end of the water inlet pipe extends. out of the sterilization box and connected with the other end of the third water inlet pipe, and one end of the fourth water inlet pipe extends into the sterilization box and communicates with the circular pipe. There are sterilized components.

The beneficial effect of adopting the above-mentioned further solution is that the sterilizing component can facilitate the sterilizing treatment of the rainwater entering the circular pipe.

Further, the disinfection assembly includes two lamp holders, an ultraviolet disinfection lamp and a switch, a fixing plate is fixed on the two inner side walls of the circular pipe, and the two lamp holders are fixedly connected to the two fixing plates respectively. The two ends of the ultraviolet disinfection lamp are respectively fixedly connected to the two lamp sockets, and the switch is fixedly connected to the outer side wall of the disinfection box and is electrically connected to one of the lamp sockets.

The beneficial effect of adopting the above-mentioned further scheme is that the ultraviolet rays generated by the ultraviolet disinfection lamp can kill the bacteria in the rainwater and at the same time disinfect.

Further, a protective cover is also included, and the protective cover is sleeved on the ultraviolet disinfection lamp.

The beneficial effect of adopting the above-mentioned further scheme is that the ultraviolet disinfection lamp can be protected by the protective cover.

Further, a plurality of mesh plates are arranged in the water inlet pipe of the pipeline.

The beneficial effect of adopting the above-mentioned further scheme is that the water flowing into the circular pipe from the water inlet pipe of the pipeline is buffered by a plurality of mesh plates, thereby reducing the impact force of the water on the ultraviolet disinfection lamp, thereby protecting the ultraviolet disinfection lamp.

Further, the bottom of the sterilization box is provided with a base, a plurality of support frames are arranged between the sterilization box and the base, and the tops of the plurality of support frames are fixedly connected with the bottom end of the circular pipe, The bottom ends of the plurality of supporting frames are fixedly connected with the top ends of the base.

The beneficial effect of adopting the above-mentioned further solution is that the circular pipes can be supported by a plurality of support frames, so as to prevent the circular pipes from being damaged due to excessive sewage.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model treatment and recovery device;

Fig. 2 is the structural representation of the filter box of the present utility model;

Fig. 3 is the structural representation of the sedimentation tank of the present utility model;

Figure 4 is a schematic structural diagram of the sterilization box of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1. Rainwater collection tank; 2. Filter box; 3. The first water inlet pipe; 4. The second water inlet pipe; 5. The sedimentation tank; 6. The disinfection box; 7. The third water inlet pipe; 8. The fourth water inlet pipe; 9 , water storage tank; 10, conical filter screen; 11, brush rod; 12, fixed block; 14, sewage outlet; 15, material receiving ring groove; 16, circular pipe; 17, fixed plate; 18, ultraviolet disinfection lamp ;19, base; 20, water inlet pipe; 22, lamp holder; 23, support frame; 24, stirring blade; 25, settling motor; 26, dosing pipe; 27, rotating shaft; 28, sewage pipe; 29, control valve 30, water pump; 31, protective cover; 32, mesh plate; 33, switch; 34, turntable; 35, cleaning motor; 36, scraper; 37, fixed frame.

Detailed ways

The principles and features of the present invention will be described below with reference to the accompanying drawings, and the examples are only used to explain the present invention, and are not intended to limit the scope of the present invention.

Example

As shown in FIGS. 1-4 , this embodiment provides a rainwater sewage treatment and recovery device, including: a filter box 2 , a rainwater collection tank 1 , a sedimentation tank 5 , a disinfection tank 6 and a water storage tank 9 .

The rainwater collection tank 1 is fixedly connected to the top of the filter box 2, the bottom end of the rainwater collection tank 1 is provided with a first water inlet pipe 3, and one end of the first water inlet pipe 3 is fixedly connected and communicated with the bottom end of the rainwater collection tank 1. The other end of the water inlet pipe 3 is fixedly connected and communicated with the top of the filter box 2 , and the rainwater collection tank 1 is used to collect natural rainwater and enter the filter box 2 through the first water inlet pipe 3 for filtration.

A second water inlet pipe 4 is arranged between the sedimentation tank 5 and the filter box 2, one end of the second water inlet pipe 4 is fixedly connected and communicated with the bottom side wall of the filter box 2, and the other end of the second water inlet pipe 4 is connected to the sedimentation tank 5. The outer side walls are fixedly connected and communicated. The rainwater filtered by the filter box 2 enters the sedimentation box 5 for precipitation.

There is a third water inlet pipe 7 between the disinfection tank 6 and the sedimentation tank 5, one end of the third water inlet pipe 7 is fixedly connected and communicated with the top side wall of the sedimentation tank 5, and the other end of the third water inlet pipe 7 is connected with the disinfection tank 6. The outer side walls are fixedly connected and communicated. After the rainwater enters the sedimentation tank 5 for precipitation, the rainwater on the upper layer enters the disinfection tank 6 through the third water inlet pipe 7, and the precipitation-treated rainwater is sterilized and disinfected by the disinfection tank 6.

A fourth water inlet pipe 8 is arranged between the water storage tank 9 and the disinfection box 6 , one end of the fourth water inlet pipe 8 is fixedly connected and communicated with the outer side wall of the disinfection box 6 , and the other end of the fourth water inlet pipe 8 is connected with the outer side of the water storage tank 9 . The walls are fixedly connected and communicated, and a water pump 30 is fixed on the fourth water inlet pipe 8. After the rainwater entering the disinfection tank 6 is disinfected, the water in the disinfection tank 6 is pumped into the water storage tank 9 by the water pump 30 for storage. The treatment of rainwater makes the treated water available for domestic use. The water in the sterilization box 6 is pumped by the water pump 30 , which can help to control the sterilization time of the water in the sterilization box 6 and improve the sterilization effect of the water.

Preferably, in the present embodiment, the filter box 2 is provided with a conical filter screen 10, the two inner side walls of the filter box 2 are fixed with fixed blocks 12, and the bottom ends of the conical filter screen 10 are respectively connected to two On the fixed block 12, the conical filter screen 10 is fixed by the fixed block 12, wherein the rainwater collected by the rainwater collection tank 1 enters the filter box 2 and then washes onto the conical filter screen 10 from above, and the water passes through the cone. The filter screen 10 enters the inner bottom of the filter box 2, and the sundries fall along the outer side wall of the conical filter screen 10. The outer side of the bottom end of the conical filter screen 10 is fixedly provided with a material receiving annular groove 15. The inner wall of the filter box 2 is fixedly connected, the side wall of the filter box 2 is provided with a sewage outlet 14 , and the material receiving annular groove 15 is communicated with the sewage outlet 14 . The sundries filtered from the conical filter screen 10 are collected through the receiving annular groove 15 , and the sundries collected in the receiving annular groove 15 can be discharged from the sewage outlet 14 to the filter box 2 .

Preferably, in the present embodiment, the filter box 2 further includes a brush rod 11 and a scraper 36 , a fixing frame 37 is fixedly connected to the top wall of the filter box 2 , and a cleaning motor 35 is arranged in the fixing frame 37 . The output end of the cleaning motor 35 rotates out of the fixing frame 37, and is fixedly connected with a turntable 34. One end of the brush rod 11 is fixedly connected with the ring edge of the turntable 34, and the brush rod 11 is attached. On the conical filter screen 10, the scraper 36 is slidably disposed in the material receiving annular groove 15, the other end of the brush rod 11 is fixedly connected with the scraper 36, and the cleaning motor 35 The brush rod 11 and the scraper 36 are driven to rotate by the turntable 34, wherein the brush rod 11 is attached to the outer edge of the conical filter screen 10, when the brush rod 11 is on the conical filter screen 10 During the upward rotation, the impurities on the conical filter screen 10 can be scraped off, wherein the scraper 36 can scrape off the impurities in the material receiving annular groove 15 , so that the impurities are discharged from the sewage outlet 14 .

Preferably, in this embodiment, the top of the sedimentation tank 5 is provided with a dosing pipe 26, and one end of the dosing pipe 26 passes through the top of the sedimentation tank 5 and is placed in the sedimentation tank 5, wherein the dosing pipe 26 can be used to inject flocculants, etc. The flocculant is used to flocculate and settle out the organic matter in the rainwater.

Preferably, in the present embodiment, the settling box 5 is provided with a rotating shaft 27 and a plurality of stirring blades 24, and one end of the plurality of stirring blades 24 is welded and fixedly connected to the rotating shaft 27, wherein the plurality of stirring blades 24 are arranged at equal intervals and are wound around The axis of the rotating shaft 27 is annularly distributed, the rotating shaft 27 is arranged vertically, the top of the sedimentation box 5 is also fixedly provided with a settling motor 25, the settling motor 25 is connected to the top of the settling box 5 by screws, and the upper end of the rotating shaft 27 rotates through the settling box 5. The top is connected with the output end of the settling motor 25 in a transmission drive. The settling motor 25 drives a plurality of stirring blades 24 to rotate in the settling tank 5 through the rotating shaft 27. The effect of flocculation of pollutants. The settling motor 25 is a common servo settling motor 25, which is in the prior art and is well known to those skilled in the art, and its specific structure will not be described in detail.

Preferably, in this embodiment, the bottom end of the sedimentation tank 5 is further provided with a sewage pipe 28, and one end of the sewage pipe 28 is fixedly connected with the bottom end of the sedimentation tank 5 and communicated with the sedimentation tank 5, so that the inner bottom of the sedimentation tank 5 settles down. The debris can be discharged from the sewage pipe 28. The sewage pipe 28 is provided with a control valve 29 for opening or closing the sewage pipe 28. When the sewage needs to be discharged, the sewage pipe 28 can be opened through the control valve 29. The sewage pipe 28 is closed, wherein the control valve 29 may be a ball valve or a butterfly valve, which is in the prior art, and its specific structure will not be repeated too much.

Preferably, in the present embodiment, the disinfection box 6 is provided with a circular pipe 16, the top of the circular pipe 16 is provided with a pipe water inlet pipe 20, one end of the pipe water inlet pipe 20 is communicated with the circular pipe 16, and the other end of the pipe water inlet Extend the sterilization box 6 and connect it with the other end of the third water inlet pipe 7, so that the precipitation treated water in the sedimentation tank 5 flows into the pipeline water inlet pipe 20 through the third water inlet pipe 7, and then enters into the pipeline water inlet pipe 20 through the pipeline water inlet pipe 20. In the circular pipe 16, one end of the fourth water inlet pipe 8 extends into the sterilization box 6 and communicates with the circular pipe 16, and the circular pipe 16 is provided with a sterilization component. The water in the circular pipe 16 is sterilized and sterilized by the sterilization component.

Preferably, in this embodiment, the disinfection assembly includes two lamp sockets 22 , an ultraviolet disinfection lamp 18 and a switch 33 , the two inner side walls of the circular pipe 16 are fixedly provided with fixing plates 17 , and the two lamp sockets 22 are fixedly connected to the two lamp sockets 22 respectively. On each fixing plate 17, the two ends of the ultraviolet disinfection lamp 18 are respectively fixedly connected and electrically connected to the two lamp sockets 22, and the switch 33 is fixedly connected to the outer side wall of the disinfection box 6, and is electrically connected to one of the lamp sockets 22. The switch 33 controls the opening and closing of the ultraviolet disinfection lamp 18, wherein the ultraviolet disinfection lamp 18 generates ultraviolet rays to irradiate the water, so that the water in the circular pipe 16 is evenly irradiated by ultraviolet rays, thereby killing bacteria in the water, wherein the ultraviolet disinfection lamp 18 Use for sterilization is a known technique. The lamp holder 22 is a waterproof lamp holder 22 .

Preferably, this embodiment also includes a protective cover 31, the protective cover 31 is sleeved on the ultraviolet disinfection lamp 18, the two ends of the protective cover 31 are respectively connected with the two lamp sockets 22 by screws, and the ultraviolet disinfection lamp 18 is connected to the ultraviolet disinfection lamp 18 through the protective cover 31. For protection, the protective cover 31 is grid-shaped and can transmit light.

Preferably, in this embodiment, a plurality of mesh plates 32 are arranged in the pipe water inlet pipe 20, wherein the number of the mesh plates 32 is not less than three, and the plurality of mesh plates 32 are arranged in the pipe water inlet pipe 20 at equal intervals. And connected to the inner side wall of the pipe water inlet pipe 20 by screws, wherein the mesh plate 32 is used to buffer the water flowing into the circular pipe 16 from the pipe water inlet pipe 20, thereby reducing the impact of the water on the ultraviolet disinfection lamp 18. , so as to protect the ultraviolet disinfection lamp 18 .

Preferably, in this embodiment, the bottom of the sterilization box 6 is provided with a base 19, the base 19 is welded and fixed to the inner bottom wall of the sterilization box 6, and a plurality of support frames 23 are arranged between the sterilization box 6 and the base 19, wherein the support frame 23 The number is not less than three, the top ends of the plurality of support frames 23 are fixedly connected to the bottom end of the circular pipe 16 by welding, and the bottom ends of the plurality of support frames 23 are fixedly connected to the top end of the base 19 by screws. The circular pipes 16 can be supported by the plurality of support frames 23 to prevent the circular pipes 16 from being damaged due to excessive sewage.

In the specific use of this embodiment, after the rainwater is collected by the rainwater collection tank 1, it is injected into the filter box 2 through the first water inlet pipe 3, the rainwater is filtered through the conical filter screen 10, and the filtered rainwater passes through the second water inlet pipe 4. Inject into the sedimentation tank 5, throw the flocculant into the sedimentation tank 5 through the dosing pipe 26 above the sedimentation tank 5, and drive the stirring blade 24 on the rotating shaft 27 to rotate through the sedimentation motor 25 to stir the rainwater and the flocculant. The organic debris is deposited to the bottom of the sedimentation tank 5 through flocculation, and the rainwater in the upper layer of the sedimentation tank 5 is injected into the disinfection tank 6 through the third water inlet pipe 7, and is injected into the circular pipe 16 through the pipeline water inlet pipe 20, and passes through the disinfection tank 6. The switch 33 turns on the ultraviolet disinfection lamp 18, so that the ultraviolet disinfection lamp 18 in the circular pipe 16 irradiates and sterilizes the rainwater. After the disinfection is completed, the water that has been disinfected in the circular pipe 16 is extracted by the water pump 30, and finally passes through the fourth The water inlet pipe 8 is injected into the water storage tank 9 for storage to complete the rainwater treatment.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. a rainwater treatment and recovery device, is characterized in that, comprises: filter box (2); A rainwater collection tank (1), the rainwater collection tank (1) is fixedly connected to the top of the filter box (2), and the bottom end of the rainwater collection tank (1) is provided with a first water inlet pipe (3), so One end of the first water inlet pipe (3) is fixedly connected and communicated with the bottom end of the rainwater collecting tank (1), and the other end of the first water inlet pipe (3) is fixed with the top end of the filter box (2). connect and connect; A sedimentation box (5), a second water inlet pipe (4) is arranged between the sedimentation box (5) and the filter box (2), and one end of the second water inlet pipe (4) is connected to the filter box ( 2) the bottom end side wall is fixedly connected and communicated, and the other end of the second water inlet pipe (4) is fixedly connected and communicated with the outer side wall of the sedimentation tank (5); A disinfection tank (6), a third water inlet pipe (7) is arranged between the disinfection tank (6) and the sedimentation tank (5), and one end of the third water inlet pipe (7) is connected to the sedimentation tank ( 5) the top end side wall is fixedly connected and communicated, and the other end of the third water inlet pipe (7) is fixedly connected and communicated with the outer side wall of the sterilization box (6); A water storage tank (9), a fourth water inlet pipe (8) is arranged between the water storage tank (9) and the disinfection box (6), and one end of the fourth water inlet pipe (8) is connected to the disinfection box ( 6) The outer side wall is fixedly connected and communicated, the other end of the fourth water inlet pipe (8) is fixedly connected and communicated with the outer side wall of the water storage tank (9), and the fourth water inlet pipe (8) is fixedly provided. There is a water pump (30), and the water in the disinfection tank (6) is pumped into the water storage tank (9) through the water pump (30). 2 . The rainwater treatment and recovery device according to claim 1 , wherein the filter box ( 2 ) is provided with a conical filter screen ( 10 ), and two inner side walls of the filter box ( 2 ) are provided with a conical filter screen ( 10 ). A fixed block (12) is fixedly provided, the bottom ends of the conical filter screen (10) are respectively connected to the two fixed blocks (12), and the outer side of the bottom end of the conical filter screen (10) is fixedly provided with a connecting block. The material receiving annular groove (15) is fixedly connected with the inner wall of the filter box (2), and the side wall of the filter box (2) is provided with a sewage outlet (14). The material receiving annular groove (15) communicates with the sewage outlet (14). 3. The rainwater and sewage treatment and recovery device according to claim 2, characterized in that, further comprising a brush rod (11) and a scraper (36), and the top wall of the filter box (2) is fixedly connected with a fixing frame ( 37), a cleaning motor (35) is arranged in the fixing frame (37), the output end of the cleaning motor (35) rotates out of the fixing frame (37), and a turntable (34) is fixedly connected, so One end of the brush rod (11) is fixedly connected with the ring edge of the turntable (34), the brush rod (11) is attached to the conical filter screen (10), the scraper (36) ) is slidably arranged in the material receiving annular groove (15), the other end of the brush rod (11) is fixedly connected with the scraper (36), and the cleaning motor (35) passes through the turntable (34). ) drives the brush rod (11) and the scraper (36) to rotate. 4. The rainwater treatment and recovery device according to claim 1, characterized in that, the top of the sedimentation tank (5) is provided with a dosing pipe (26), and one end of the dosing pipe (26) passes through the The top of the sedimentation tank (5) is placed in the sedimentation tank (5), and the bottom end of the sedimentation tank (5) is further provided with a sewage pipe (28), one end of the sewage pipe (28) is connected to the The bottom end of the sedimentation tank (5) is fixedly connected and communicated with the sedimentation tank (5). The sewage pipe (28) is provided with a control valve (29) for opening or closing the sewage pipe (28). 5 . The rainwater treatment and recovery device according to claim 4 , wherein the settling tank ( 5 ) is provided with a rotating shaft ( 27 ) and a plurality of stirring blades ( 24 ), and a plurality of the stirring blades ( 24 ). ) is fixedly connected to the rotating shaft (27), the rotating shaft (27) is arranged vertically, the top of the sedimentation tank (5) is also fixedly provided with a settling motor (25), and the rotating shaft (27) The upper end of the settling box (5) rotates through the top of the settling box (5) and is connected to the output end of the settling motor (25). The settling motor (25) drives a plurality of the stirring blades ( 24) Rotate in the sedimentation box (5). 6. The rainwater and sewage treatment and recovery device according to any one of claims 1-5, characterized in that, a circular pipe (16) is provided in the disinfection box (6), and the circular pipe (16) has a circular pipe (16). The top is provided with a pipe water inlet pipe (20), one end of the pipe water inlet pipe (20) is communicated with the circular pipe (16), and the other end of the pipe water inlet extends out of the sterilization box (6), and Connected with the other end of the third water inlet pipe (7), one end of the fourth water inlet pipe (8) extends into the sterilization box (6), and communicates with the circular pipe (16), the A sterilizing component is arranged in the circular pipe (16). 7. The rainwater and sewage treatment and recovery device according to claim 6, wherein the disinfection assembly comprises two lamp sockets (22), an ultraviolet disinfection lamp (18) and a switch (33), and the circular pipe ( 16) two inner side walls are fixedly provided with fixing plates (17), the two lamp sockets (22) are fixedly connected to the two fixing plates (17) respectively, and the two The ends are respectively fixedly connected to the two lamp sockets (22), the switch (33) is fixedly connected to the outer side wall of the sterilization box (6), and is electrically connected to one of the lamp sockets (22). 8 . The rainwater and sewage treatment and recovery device according to claim 7 , further comprising a protective cover ( 31 ), and the protective cover ( 31 ) is sleeved on the ultraviolet disinfection lamp ( 18 ). 9 . 9 . The rainwater and sewage treatment and recovery device according to claim 6 , wherein a plurality of mesh plates ( 32 ) are arranged in the water inlet pipe ( 20 ). 10 . 10. The rainwater sewage treatment and recovery device according to claim 6, characterized in that a base (19) is provided at the bottom of the disinfection box (6), and the disinfection box (6) is connected to the base (19) A plurality of support frames (23) are arranged therebetween, the top ends of the plurality of support frames (23) are fixedly connected with the bottom end of the circular pipe (16), and the bottom ends of the plurality of the support frames (23) It is fixedly connected with the top end of the base (19).

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