CN207726867U - A kind of efficient rainwater treatment device - Google Patents

Abstract

The utility model discloses a high-efficiency rainwater treatment device, which comprises a rainwater collection pool. A water inlet pipe is fixedly connected below the side end surface of the rainwater collection pool. A water pump is installed at the end of the water inlet pipe away from the rainwater collection pool. A third water delivery pipe is fixedly connected, a pressure gauge is installed in the middle of the third water delivery pipe, a return pipe is fixedly connected in the middle of the third water delivery pipe, and the end of the return flow pipe away from the third water delivery pipe runs through the upper surface of the rainwater collection tank and is fixedly connected Inside the rainwater collection tank. The utility model uses the self-cleaning brush filter to remove the suspended particles in the rainwater, improves the cleanliness of the rainwater, and then oxidizes the filtered rainwater through an ozone oxidation device, and oxidizes the organic matter in the waste water by using the strong oxidizing property of ozone Degrade, and kill harmful pathogenic microorganisms in it at the same time, so that CODcr, BOD5, E. coli and other indicators in rainwater meet the relevant standards of "Municipal Miscellaneous Water Quality".

Description

A high-efficiency rainwater treatment device

technical field

The utility model relates to the technical field of rainwater treatment, in particular to an efficient rainwater treatment device.

Background technique

The rainwater contains a lot of pollutants. The initial rainwater is directly discharged into the natural receiving water body, which will cause very serious pollution to the water body. The early rainwater must be discarded. After the treatment device intercepts the suspended solids and solid particles in the water, it can be directly Discharged into natural receiving water bodies, effectively protecting our natural water body environment.

The rainwater harvesting system is a system that collects rainwater according to demand, and processes the collected rainwater to meet the design and use standards. Nowadays, most of them are composed of waste flow filtration system, water storage system and purification system. In addition to being used to irrigate crops and supplement groundwater, it can also be used for landscape environment, greening, car wash water, road flushing cooling water supplement, toilet flushing and other non-domestic water uses, which can save water resources and greatly alleviate the water shortage problem in our country.

At present, the existing rainwater treatment devices on the market use multi-media filters, which have high operating intensity. At the same time, the existing rainwater treatment devices use ultraviolet disinfection or ozone disinfection, which cannot improve the removal effect of pathogenic microorganisms. The existing rainwater treatment devices use The blower aerates and stirs, which is easy to cause noise pollution.

Utility model content

The purpose of the utility model is to provide a high-efficiency rainwater treatment device, which uses a self-cleaning brush filter to remove suspended particles in the rainwater, improves the cleanliness of the rainwater, and then oxidizes the filtered rainwater through an ozone oxidation device. The strong oxidizing property of ozone oxidizes and degrades the organic matter in the wastewater, and at the same time kills the harmful pathogenic microorganisms in it, so that the CODcr, BOD5, E. coli and other indicators in the rainwater meet the relevant standards of "Municipal Miscellaneous Water Quality".

In order to achieve the above purpose, the utility model provides the following technical solutions: a high-efficiency rainwater treatment device, including a rainwater collection tank, a water inlet pipe is fixedly connected below the side end surface of the rainwater collection tank, and the end of the water inlet pipe away from the rainwater collection tank is installed There is a water pump, the side end surface of the water pump is fixedly connected with a third water pipe, the middle part of the third water pipe is equipped with a pressure gauge, and the middle part of the third water pipe is fixedly connected with a return pipe, and the return pipe is away from the third water pipe. One end runs through the upper surface of the rainwater collection tank and is fixedly connected to the inside of the rainwater collection tank. The end of the third water delivery pipe facing away from the water pump is fixedly connected to the first water delivery pipe. The end of the first water delivery pipe facing away from the third water delivery pipe is installed with a brush filter The brush filter includes a filter box, the lower end of the filter box is fixedly connected with a base, the lower end of the filter box is installed with an electromagnetic sewage valve, the side end of the filter box is equipped with a control switch, and the side end of the filter box is A water inlet is fixedly connected, and the water inlet is fixedly connected above the side end surface of the filter box, and the side end surface of the filter box away from the water inlet is fixedly connected with a water outlet, and the water outlet is fixedly connected below the side end surface of the filter box. A motor is installed at the upper end of the box, and the end of the water outlet facing away from the filter box is fixedly connected with a second water delivery pipe, and the end of the second water delivery pipe away from the brush filter is fixedly connected with a pipeline mixer, and the side end surface of the pipeline mixer is An ozone generator is installed, and the end of the pipeline mixer away from the second water pipe is fixedly connected with an oxidation disinfection tank, the oxidation disinfection tank includes a water storage tank, and the upper end of the water storage tank is fixedly connected with a connection pipe, and the connection The lower end of the pipe runs through the upper end surface of the water storage tank and is fixedly connected with a plurality of horizontally arranged water distribution pipes.

Preferably, the end of the first water delivery pipe away from the third water delivery pipe is fixedly connected to the end of the water inlet.

Preferably, the side end surface of the water distribution pipe is provided with a plurality of water distribution holes distributed equidistantly in the transverse direction.

Preferably, a water valve is installed in the middle of the first water delivery pipe, the second water delivery pipe, the third water delivery pipe, the water inlet pipe and the return pipe.

Preferably, the upper end of the connecting pipe is fixedly connected to the end of the pipeline mixer away from the second water delivery pipe.

Preferably, a blowdown pipe is installed at one end of the electromagnetic blowdown valve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model is equipped with a brush filter, the motor works, and the suspended matter in the rainwater is intercepted by the brush filter, and the intercepted particulate matter is removed by remote control to open the electromagnetic sewage valve below, and adopts self-cleaning Type filter device avoids the problems of high operating intensity caused by the use of traditional multi-media filters, which is more conducive to improving the automation level of the system, realizing the unmanned management and control mode, and saving manpower investment.

2. In the utility model, by setting the water distribution pipe, the ozone-mixed rainwater inside the pipeline mixer flows into the water distribution pipe through the connecting pipe, and the side end surface of the water distribution pipe is provided with water distribution holes arranged horizontally at equal intervals, and the rainwater evenly rushes out of the water distribution holes The turbulent flow is formed to achieve the function of stirring, and the water outlet pressure of the water pump is used to realize the stirring of wastewater, which effectively solves the problem that the existing rainwater treatment device cannot eliminate the pollution caused by the aeration fan.

3. The utility model is equipped with an ozone generator, and the rainwater filtered for the first time flows into the second water delivery pipe through the water outlet and enters the pipeline mixer. The ozone generator works to transport ozone to the pipeline mixer, and the rainwater mixed with ozone is stored. In the storage tank, ozone oxidation degrades pathogenic microorganisms in rainwater, reduces CODcr, BOD5 and Escherichia coli indicators, and achieves the purpose of purifying rainwater. The use of ozone oxidation effectively solves the problem that existing rainwater treatment devices cannot improve the system’s ability to treat organic matter and The problem of the removal effect of pathogenic microorganisms.

Description of drawings

Fig. 1 is the structural representation of the main body of the utility model;

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

Fig. 3 is a structural schematic diagram of the oxidation disinfection tank of the present invention.

In the figure: 1-first water pipe, 2-brush filter, 3-second water pipe, 4-ozone generator, 5-pipeline mixer, 6-oxidation disinfection tank, 7-water pump, 8-third Water pipe, 9-water inlet pipe, 10-rainwater collection tank, 11-pressure gauge, 12-return pipe, 13-motor, 14-filter box, 15-water outlet, 16-electromagnetic drain valve, 17-base, 18- Control switch, 19-water inlet, 20-water storage tank, 21-water distribution pipe, 22-connection pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a high-efficiency rainwater treatment device, including a rainwater collection tank 10, a water inlet pipe 9 is fixedly connected below the side end surface of the rainwater collection tank 10, and the water inlet pipe 9 deviates from the rainwater collection tank One end of 10 is equipped with a water pump 7, the side end of the water pump 7 is fixedly connected with a third water delivery pipe 8, the middle part of the third water delivery pipe 8 is equipped with a pressure gauge 11, and the middle part of the third water delivery pipe 8 is fixedly connected with a return pipe 12, and the return pipe 12 One end away from the third water delivery pipe 8 runs through the upper surface of the rainwater collection tank 10 and is fixedly connected to the inside of the rainwater collection tank 10, and the end of the third water delivery pipe 8 away from the water pump 7 is fixedly connected to the first water delivery pipe 1, and the first water delivery pipe 1 deviates from the first water delivery pipe 1. One end of the three water pipes 8 is equipped with a brush filter 2, which is conducive to improving the automation level of the system, realizing an unattended control mode, and saving manpower investment. The brush filter 2 includes a filter box 14, and the lower end of the filter box 14 is fixedly connected There is a base 17, an electromagnetic drain valve 16 is installed on the lower end of the filter box 14, a control switch 18 is installed on the side end surface of the filter box 14, and a water inlet 19 is fixedly connected to the side end surface of the filter box 14, and the water inlet 19 is fixedly connected to the side end surface of the filter box 14 Above, the side end surface of the filter box 14 facing away from the water inlet 19 is fixedly connected with a water outlet 15, the water outlet 15 is fixedly connected below the side end surface of the filter box 14, a motor 13 is installed on the upper end of the filter box 14, and the water outlet 15 is away from one end of the filter box 14 The second water delivery pipe 3 is fixedly connected, and the end of the second water delivery pipe 3 away from the brush filter 2 is fixedly connected with a pipeline mixer 5, and an ozone generator 4 is installed on the side end of the pipeline mixer 5, and the ozone oxidation method is used to effectively It solves the problem that the existing rainwater treatment device cannot improve the removal effect of the system on organic matter and pathogenic microorganisms. The end of the pipeline mixer 5 away from the second water delivery pipe 3 is fixedly connected with an oxidation disinfection tank 6, and the oxidation disinfection tank 6 includes a water storage tank 20 The upper end of the water storage tank 20 is fixedly connected with a connecting pipe 22, and the lower end of the connecting pipe 22 runs through the upper end of the water storage tank 20 and is fixedly connected with a plurality of horizontally arranged water distribution pipes 21. The water outlet pressure of the water pump is used to realize the stirring of waste water, which effectively solves the problem. Some rainwater treatment devices cannot eliminate the pollution caused by the aeration fan.

One end of the first water delivery pipe 1 away from the third water delivery pipe 8 is fixedly connected to one end of the water inlet 19, and the side end surface of the water distribution pipe 21 is provided with a plurality of water distribution holes distributed equidistantly in the horizontal direction. The first water delivery pipe 1 and the second water delivery pipe 3. A water valve is installed in the middle of the third water pipe 8, the water inlet pipe 9 and the return pipe 12, and the upper end of the connection pipe 22 is fixedly connected to the end of the pipeline mixer 5 away from the second water pipe 3, and the electromagnetic drain valve 16 is installed at one end. The sewage pipe can realize automatic sewage discharge.

Working principle: When the equipment is in operation, open the water valves on the first water delivery pipe 1, the second water delivery pipe 3, the third water delivery pipe 8 and the return pipe 12, the rainwater collection tank 10 receives rainwater, flows into the water inlet pipe 9 and is pumped by the water pump 7 Part of the rainwater flows into the rainwater collection tank 10 through the third water delivery pipe 8 through the return pipe 12, and part of it flows into the filter box 14 through the first water delivery pipe 1 to prevent damage to the pipeline caused by excessive pressure in the pipe when the water pump 7 is working. 13 to work, use the brush filter to intercept the suspended matter in the rainwater, and the intercepted particles etc. are removed by remote control to open the electromagnetic drain valve 16 below, and the rainwater filtered for the first time flows into the second water delivery pipe 3 through the water outlet 15 And enter the pipeline mixer 5, the ozone generator 4 works, and the pipeline mixer 5 is transported to ozone, and the rainwater mixed with ozone in the pipeline mixer 5 flows into the water distribution pipe 21 through the connecting pipe 22, and the side end surface of the water distribution pipe 21 is provided with With equidistant and horizontally arranged water distribution holes, the rainwater evenly rushes out of the water distribution holes to form a turbulent flow, which realizes the stirring effect, and the rainwater mixed with ozone is stored in the storage tank 20, and the ozone oxidizes and degrades the pathogenic microorganisms in the rainwater, reducing CODcr, BOD5 and Escherichia coli indicators to achieve the purpose of purifying rainwater.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A high-efficiency rainwater treatment device, including a rainwater collection tank (10), characterized in that: a water inlet pipe (9) is fixedly connected below the side end surface of the rainwater collection pond (10), and the water inlet pipe (9) is away from the rainwater A water pump (7) is installed at one end of the collection tank (10), and a third water delivery pipe (8) is fixedly connected to the side end of the water pump (7), and a pressure gauge (11) is installed in the middle of the third water delivery pipe (8) , the middle part of the third water delivery pipe (8) is fixedly connected with a return pipe (12), and the end of the return pipe (12) away from the third water delivery pipe (8) runs through the upper surface of the rainwater collection tank (10) and is fixedly connected to the rainwater collection Inside the pool (10), the end of the third water delivery pipe (8) facing away from the water pump (7) is fixedly connected with the first water delivery pipe (1), and the first water delivery pipe (1) is away from the third water delivery pipe (8) One end of the brush filter (2) is installed, and the brush filter (2) includes a filter box (14), and the lower end of the filter box (14) is fixedly connected with a base (17), and the filter box (14) ) is equipped with an electromagnetic blowdown valve (16), the side end of the filter box (14) is equipped with a control switch (18), and the side end of the filter box (14) is fixedly connected with a water inlet (19), and the water inlet ( 19) Fixedly connected above the side end surface of the filter box (14), the side end surface of the filter box (14) facing away from the water inlet (19) is fixedly connected with a water outlet (15), and the water outlet (15) is fixedly connected to the filter Below the side end surface of the box (14), a motor (13) is installed on the upper end of the filter box (14), and a second water delivery pipe (3) is fixedly connected to the end of the water outlet (15) facing away from the filter box (14). The end of the second water delivery pipe (3) facing away from the brush filter (2) is fixedly connected with a pipeline mixer (5), and an ozone generator (4) is installed on the side end of the pipeline mixer (5). One end of the mixer (5) away from the second water delivery pipe (3) is fixedly connected with an oxidation disinfection tank (6), the oxidation disinfection tank (6) includes a water storage tank (20), and the upper end of the water storage tank (20) is fixedly connected to There is a connection pipe (22), and the lower end of the connection pipe (22) runs through the upper surface of the water storage tank (20) and is fixedly connected with a plurality of horizontally arranged water distribution pipes (21). 2. The high-efficiency rainwater treatment device according to claim 1, characterized in that: the end of the first water delivery pipe (1) away from the third water delivery pipe (8) is fixedly connected to the end of the water inlet (19). 3. The high-efficiency rainwater treatment device according to claim 1, characterized in that: the side end surface of the water distribution pipe (21) is provided with a plurality of water distribution holes distributed equidistantly in the transverse direction. 4. A high-efficiency rainwater treatment device according to claim 1, characterized in that: the first water delivery pipe (1), the second water delivery pipe (3), the third water delivery pipe (8), the water inlet pipe (9 ) and the middle part of the return pipe (12) are equipped with water valves. 5. The high-efficiency rainwater treatment device according to claim 1, characterized in that: the upper end of the connection pipe (22) is fixedly connected to the end of the pipeline mixer (5) away from the second water delivery pipe (3). 6. The high-efficiency rainwater treatment device according to claim 1, characterized in that: a sewage pipe is installed at one end of the electromagnetic sewage valve (16).