CN209940706U

CN209940706U - Multistage water treatment facilities

Info

Publication number: CN209940706U
Application number: CN201822029459.0U
Authority: CN
Inventors: 王子悦; 李一平; 翁晟琳; 魏蓥蓥; 程月; 潘泓哲
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2020-01-14
Anticipated expiration: 2028-12-05

Abstract

The utility model discloses a multistage water treatment facilities, including inlet valve, first and second flowmeter, first order cistern, second level filtering pond, third level filtering pond, fourth level electrical treatment pond loop through the inlet outlet and connect. The water is naturally settled in the first-stage reservoir to filter out impurities with larger particles, the water is flocculated and settled by the inorganic coagulant in the second-stage filter, the water is filtered by the PP cotton filter element and the ultrafiltration membrane filter element in the third-stage filter, impurities, macromolecular particles, bacteria, organic matters and the like are removed, the ion concentration in the water is reduced by the electric field adsorption of positive and negative electrodes in the fourth-stage electric treatment pool to realize the purification of the water, and the whole system is powered by photovoltaic and storage batteries. The multistage processing mode can improve the processing effect, and adopt two kinds of power supply can the energy saving also can guarantee that the device can operate in all weather.

Description

Multistage water treatment facilities

Technical Field

The utility model relates to a rainwater purification device, in particular to multistage water treatment facilities belongs to rainwater processing technology field.

Background

After the government propels and completes the urban distribution of rain and sewage, the rain water is directly discharged into rivers and lakes. If carry out recovery processing and utilize the rainwater can the water economy resource realize sustainable development. The rainwater which normally flows into the sewer is often mixed with wastes such as leaves, silt, garbage and the like. And the raindrops often adhere and dissolve dust and toxic gases and the like in the air during the formation and falling. Therefore, the treatment effect can be improved by carrying out the grading treatment in the process of treating the rainwater, and the treatment efficiency can be improved by treating different rainwater characteristics by using the treatment devices at different levels.

Existing multi-stage water treatment devices are various, for example:

CN205676286 discloses a multistage sewage treatment device, comprising a stirring tank, a sewage pipeline and a standing tank, wherein the stirring tank is internally provided with a stirrer, the stirring tank is connected with a chemical reaction tank through the sewage pipeline, a chemical raw material dispenser is arranged above the chemical reaction tank, the chemical reaction tank is internally provided with a stirrer, the chemical reaction tank is connected with an electrolytic treatment tank through the sewage pipeline, the top of the electrolytic treatment tank is provided with an electrode binding post, the electrolytic treatment tank is connected with the standing tank through the sewage pipeline, sludge collecting pipes are arranged below the chemical reaction tank, the electrolytic treatment tank and the standing tank, the multistage sewage treatment device removes sludge in sewage through the combined action of the chemical reaction tank, the electrolytic treatment tank and the electrolytic treatment tank, then discharges the sewage through the sewage pipeline, the stirrer enables chemical reaction to be more thorough, meanwhile, a solar cell panel is arranged above the electrolytic treatment tank through a fixed support to generate electricity to carry out electrolytic treatment on the sewage, the energy is saved. However, the multi-stage sewage treatment device is lack of a flowmeter, the sewage inlet and outlet quantity cannot be controlled, a reservoir is not used, and the multi-stage sewage treatment device cannot realize stable operation under all-weather and multi-weather conditions in cloudy days or cold days.

CN107364984A discloses multistage high-efficient water treatment facilities, including first filter tube, second filter tube, third filter tube, fourth filter tube, raceway and three-way valve, the top of first filter tube, second filter tube, third filter tube, fourth filter tube is equipped with the water inlet, and the bottom is equipped with the delivery port, passes through the transfer line intercommunication between the lower part delivery port of two adjacent filter tubes and the top water inlet, the three-way valve sets up to a plurality ofly and installs respectively on the body of the raceway of first filter tube, second filter tube, third filter tube, fourth filter tube lower part delivery port, another valve port of three-way valve intercommunication outside drain pipe. The equipment is convenient to install, manufacture and operate, the operation process is mechanical, a battery is not used, the filtering speed is low, and the working efficiency is not high.

Disclosure of Invention

For the high-efficient processing who realizes the rainwater, the utility model provides a multistage water treatment facilities, it is effectual through the hierarchical processing technology processing, adopt two kinds of power supply of photovoltaic board electricity generation and battery promptly the energy saving guarantee the steady operation again.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a multi-stage water treatment device comprises a water inlet valve, a first flowmeter connected with the water inlet valve, a first-stage reservoir, a second-stage filter tank, a third-stage filter tank and a fourth-stage electric treatment tank. Wherein the first-stage reservoir is a natural sedimentation treatment tank, the second-stage filter tank is a flocculation treatment tank, the third-stage filter tank is a filter element treatment tank, and the fourth-stage filter tank is an electric water treatment tank; the flowmeter is connected with a first water inlet of the first-stage reservoir, and a first water outlet of the first-stage reservoir is connected with a second water inlet of the second-stage filter; a dispenser is arranged above the second stage filter, and a second water outlet of the dispenser is connected with a third water inlet of the third stage filter; a third water outlet of the third-stage reservoir is connected with a fourth water inlet of the fourth-stage filter; and a second flowmeter is arranged at a fourth water outlet of the fourth-stage electric treatment pool. The input and the output of the whole device display the water amount of input and output through the flow meter, the water inlet valve injects water to be treated into the first-stage reservoir through the water inlet, large particle impurities in the water, such as silt and waste in the water, are filtered out through natural sedimentation, and then the water is conveyed to the second-stage water treatment device through the water outlet.

Furthermore, a first waste opening is arranged below the first-stage water storage tank, and a second waste opening is arranged below the second-stage filter tank.

Furthermore, the shells of the first-stage water storage tank, the second-stage filter tank, the third-stage filter tank and the fourth-stage electric treatment tank are all made of stainless steel.

Furthermore, a flocculating agent is arranged in the second-stage filtering tank.

Further, the third stage filter is internally provided with a PP cotton filter element and an ultrafiltration membrane filter element, wherein the filtration precision of the PP cotton filter element is 5um, and the filtration precision of the ultrafiltration membrane filter element is 0.01 um.

Furthermore, a first cylindrical anode electrode plate, a second cylindrical anode electrode plate, a first cylindrical cathode electrode plate and a second cylindrical cathode electrode plate which are the same in diameter are arranged in the fourth-stage electric treatment tank, and the anode electrode plate and the cathode electrode plate are arranged in a parallel and staggered mode.

Furthermore, the anode electrode plate is made of insoluble metal materials, and the cathode electrode plate is made of galvanized seamless steel pipe materials.

Further, the upper end of the fourth-stage electric treatment cell is provided with a storage battery, and the storage battery is further connected with a photovoltaic panel.

Compared with the prior art, the utility model have following advantage and effect:

1. the utility model discloses a when multistage water treatment facilities carried out the processing of rainwater, carry out stage treatment through the level four and can improve treatment effeciency, improve the treatment effect to the different impurity of rainwater in the pond.

2. The utility model discloses a multistage water treatment facilities provides the voltage in electricity processing pond through adopting two kinds of power supply of photovoltaic board electricity generation and battery, has practiced thrift the energy promptly, has guaranteed again that the device can realize the steady operation under the many weather conditions in all weather.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the multi-stage water treatment device of the present invention.

Description of reference numerals: the device comprises a water inlet valve 1, a first flowmeter 2, a first water inlet 3, a first water storage tank 4, a first waste opening 5, a first water outlet 6, a second water inlet 7, a dispenser 8, a second waste discharge opening 9, a second-stage filter tank 10, a second water outlet 11, a third water inlet 12, a third water outlet 13, a third-stage filter tank 14, a fourth water inlet 15, a first anode electrode plate 16, a first cathode electrode plate 17, a second cathode electrode plate 18, a second anode electrode plate 19, a fourth-stage electric treatment tank 20, a fourth water outlet 21, a second flowmeter 22, a photovoltaic plate 23 and a storage battery 24.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the invention without inventive step, are intended to be within the scope of the invention, as defined by the appended claims.

As shown in figure 1, the multistage water treatment device comprises a first-stage water storage tank, a second-stage filter tank, a third-stage filter tank and a fourth-stage electric treatment tank. The first-stage reservoir, the second-stage filter, the third-stage filter and the fourth-stage electric treatment tank are respectively provided with a water inlet and a water outlet, and are sequentially connected through water pipes; wherein the first-stage reservoir is a natural sedimentation treatment tank, the second-stage filter tank is a flocculation treatment tank, the third-stage filter tank is a filter element treatment tank, and the fourth-stage filter tank is an electric water treatment tank.

The utility model discloses a theory of operation is:

the first-stage reservoir is naturally settled and comprises a first reservoir 4, a first water inlet 3, a first water outlet 6 and a first waste opening 5. The water inlet valve 1 injects water to be treated into the first reservoir 4 through the first water inlet 3, and filters large particle impurities in the water, such as silt, waste in the water and the like, through natural sedimentation; then the water is delivered to the second stage filter tank through a first water outlet 6. The settled waste is discharged through a first waste outlet 5; wherein the device housing of the first reservoir 4 is made of stainless steel.

Flocculation treatment is carried out on the second-stage filtering tank; the second stage filter tank comprises a second stage filter tank 10, a second water inlet 7, a second water outlet 11 and a second waste discharge port 9. The first water outlet 6 leads water to enter the second stage filter 10 through the second water inlet 7, and the inorganic coagulant alum carries out flocculation sedimentation treatment on the water body; putting alum by an inorganic coagulant dispenser 8; wherein the ratio of alum to water is 1: 200. The water treated by the second stage filter 10 is delivered to the third stage filter through a second water outlet 11. The treated waste is discharged from the apparatus through a second waste discharge outlet 9; wherein the device shell of the second-stage filter 10 is made of stainless steel.

The third stage filter is used for filter element treatment, and comprises a third stage filter 14, a third water inlet 12 and a third water outlet 13. The second water outlet 11 leads water to enter a third stage filter 14 through a third water inlet 12, and the water body is filtered through a PP cotton filter element and an ultrafiltration membrane filter element; wherein the filtration precision of the PP cotton filter element is 5um, and the filtration precision of the ultrafiltration membrane filter element is 0.01 um; the water body treated by the third stage filter 14 is delivered to a fourth stage electric treatment pool through a third water outlet 13; wherein the device shell of the third stage filter tank is made of stainless steel.

The fourth-stage electric treatment pool comprises a fourth-stage electric treatment pool 20, a fourth water inlet 15, a fourth water outlet 21, a first anode electrode plate 16, a second anode electrode plate 19, a first cathode electrode plate 17 and a second cathode electrode plate 18, wherein the first and second anode electrodes are parallel to each other and are arranged in a staggered manner from front to back, the anode electrode plate adopts an insoluble metal electrode, and the cathode electrode plate adopts a galvanized seamless steel pipe. When water to be treated flows between the polar plates, positive and negative ions in the water are adsorbed to the polar plates through the adsorption effect of an electric field to reduce the ion concentration in the water, wherein the voltage between the anode electrode plate and the cathode electrode plate is provided by the storage battery and the photovoltaic panel, and the induced voltage is between 5V and 10V.

The power supply of the device is provided by a photovoltaic panel 23 and a storage battery 24, and when sunlight exists in the daytime, the photovoltaic panel supplies power to the device and charges the storage battery; when the photovoltaic panel stops working at night and in cloudy days, the device is powered by the storage battery; the supply voltage is 12V. The input and output of the multi-stage water treatment apparatus display the amount of water input and output through the flow meter 2 and the second flow meter 22, respectively.

When the multistage water treatment device is used for treating rainwater, sludge in the rainwater is removed under the combined action of the first-stage reservoir, the second-stage filter tank, the third-stage filter tank and the fourth-stage electric treatment tank, the rainwater is recycled and treated, the reaction is more thorough, water resources can be saved, and sustainable development is realized; meanwhile, the storage battery and the solar power generation are used for carrying out electrolytic treatment on the sewage, so that the energy is saved, and the stable operation of the device under all-weather and multi-weather conditions can be ensured.

Claims

1. A multi-stage water treatment device is characterized in that: the device comprises a water inlet valve (1), a first flowmeter (2) connected with the water inlet valve (1), a first-stage reservoir (4), a second-stage filter tank (10), a third-stage filter tank (14) and a fourth-stage electric treatment tank (20), wherein the first-stage reservoir is a natural sedimentation treatment tank, the second-stage filter tank is a flocculation treatment tank, the third-stage filter tank is a filter element treatment tank, and the fourth-stage filter tank is an electric treatment tank; the first flowmeter (2) is connected with a first water inlet (3) of the first-stage reservoir (4), and a first water outlet (6) of the first-stage reservoir (4) is connected with a second water inlet (7) of the second-stage filter (10); a dispenser (8) is arranged above the second stage filter (10), and a second water outlet (11) of the dispenser is connected with a third water inlet (12) of a third stage filter (14); a third water outlet (13) of the third stage filter (14) is connected with a fourth water inlet (15) of a fourth stage electric treatment tank (20); a second flowmeter (22) is arranged at a fourth water outlet (21) of the fourth-stage electric treatment cell.

2. The multi-stage water treatment device according to claim 1, wherein a first waste opening (5) is arranged below the first-stage water storage tank (4), and a second waste opening (9) is arranged below the second-stage filter tank (10).

3. The multi-stage water treatment device according to claim 1, wherein the shells of the first-stage water storage tank (4), the second-stage filter tank (10), the third-stage filter tank (14) and the fourth-stage electric treatment tank (20) are all made of stainless steel.

4. The multi-stage water treatment plant according to claim 1, wherein a flocculating agent is provided in the second stage filter (10).

5. The multistage water treatment device according to claim 1, wherein a PP cotton filter element and an ultrafiltration membrane filter element are arranged in the third stage filter (14), wherein the filtering precision of the PP cotton filter element is 5um, and the filtering precision of the ultrafiltration membrane filter element is 0.01 um.

6. The multistage water treatment device according to claim 1, wherein the fourth stage electric treatment tank (20) is internally provided with a first anode electrode plate (16), a second anode electrode plate (19), a first cathode electrode plate (17) and a second cathode electrode plate (18) which are in the shape of cylinders with the same diameter, and the anode electrode plate and the cathode electrode plate are mutually parallel and staggered front and back.

7. The multi-stage water treatment device according to claim 6, wherein the anode electrode plate is made of insoluble metal material, and the cathode electrode plate is made of zinc-plated seamless steel tube material.

8. The multi-stage water treatment device according to claim 1, characterized in that the fourth stage electric treatment cell (20) is provided with a storage battery (24) at the upper end, and the storage battery (24) is also connected with a photovoltaic panel (23).