CN211394128U

CN211394128U - Aeration system for removing iron and manganese from underground water

Info

Publication number: CN211394128U
Application number: CN202020013007.8U
Authority: CN
Inventors: 肖青青; 陈�光
Original assignee: Fujian Aojie Water Treatment Engineering Co ltd
Current assignee: Fujian Aojie Water Treatment Engineering Co ltd
Priority date: 2020-01-04
Filing date: 2020-01-04
Publication date: 2020-09-01
Anticipated expiration: 2030-01-04

Abstract

The utility model discloses an underground water is aeration systems for deironing, manganese relates to water treatment's technical field, has solved the problem of the more problem of aeration equipment oxygen-enriched gas use amount, and its technical scheme main points are: the utility model provides an aeration systems for groundwater deironing, manganese, includes to flowing water tower and aeration tank, goes up to flowing water tower and is connected with the inlet tube in the below, and the flow direction of raw water in the upward flowing water tower is from up down, upward the delivery port has been seted up to the flowing water tower lateral wall, the aeration tank is including one-level aeration tank and second grade aeration tank, and one-level aeration tank locate the one side that is close to the delivery port on the upward flowing water tower lateral wall, one side below of upward flowing water tower is kept away from to the one-level aeration tank in the second grade aeration tank, one-level aeration tank all is equipped with aeration equipment with the bottom of second grade aeration tank, can reduce the gaseous use amount of oxygen boosting.

Description

Aeration system for removing iron and manganese from underground water

Technical Field

The utility model relates to a technical field of water treatment especially relates to an underground water is aeration systems for deironing, manganese.

Background

At present, with the continuous acceleration of industrial process, the pollution to the environment is increasingly serious, the underground water is generally polluted, and the development of underground water resources inevitably needs to carry out water treatment on the underground water. The iron and manganese contents of underground water in China are generally higher, and iron and manganese ions are removed mainly by aeration and filtration, wherein the aeration flow mainly aims to oxidize the iron and manganese ions to form compounds which are not easy to dissolve, so that the removal and filtration are convenient.

In the prior art, patent document No. CN206616116U discloses a low-temperature high-concentration iron-manganese ion separation apparatus, wherein an aeration device is disposed in an aeration oxidation tank, the aeration device includes an oxygen cylinder and a plurality of aeration pipes communicated with the oxygen cylinder, and a plurality of aeration ports are disposed on each of the aeration pipes.

The above prior art solutions have the following drawbacks: the device for aerating raw water by using the oxygen-enriched gas in the oxygen cylinder has the problems of higher operation cost and more consumption of the oxygen-enriched gas because oxygen equipment contained in the device is a consumable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an underground water aeration system for deironing and manganese, which has the function of reducing the usage amount of oxygen-enriched gas.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an aeration systems for groundwater deironing, manganese, includes to flowing water tower and aeration tank, goes up to flowing water tower and is connected with the inlet tube in the below, and the flow direction of raw water in the upward flowing water tower is from up down, upward the delivery port has been seted up to the flowing water tower lateral wall, the aeration tank is including one-level aeration tank and second grade aeration tank, and one-level aeration tank locate the one side that is close to the delivery port on the upward flowing water tower lateral wall, one side below of upward flowing water tower is kept away from to the one-level aeration tank in second grade aeration tank, one-level aeration tank all is equipped with aeration equipment with second grade aeration tank's bottom.

By adopting the technical scheme, the raw water is conveyed upwards from the lower part of the flowing water tower and flows down from the water outlet, so that the raw water can be subjected to primary water drop aeration, the raw water can be continuously subjected to blast aeration by using the blast aeration head in the primary aeration tank, and then the raw water enters the secondary aeration tank for secondary aeration after being sufficiently aerated in the primary aeration tank, so that the raw water is subjected to multiple times of aeration before entering the secondary aeration tank, and the use amount of the oxygen-enriched gas in the secondary aeration tank can be reduced even if the oxygen-enriched gas is required to be aerated in the secondary aeration tank.

The present invention may be further configured in a preferred embodiment as: a honeycomb inclined plate is arranged between the water inlet pipe and the water outlet in the upward flowing water tower, an ejector is connected to the water inlet pipe, and a flocculating agent is injected into the water inlet pipe through the ejector.

Through adopting above-mentioned technical scheme, the ejector that is connected with injectable flocculating agent ejector on the inlet tube makes some impurity in the former water by carrying out the flocculation and precipitation, is filtered by the honeycomb swash plate afterwards, has played good preliminary filtration effect.

The present invention may be further configured in a preferred embodiment as: the inner wall of the upward flowing water tower is provided with a plurality of inclined baffles which form included angles with the inner wall of the upward flowing water tower in the radial direction below the honeycomb inclined plate.

Through adopting above-mentioned technical scheme, the cooperation setting of inlet tube and oblique baffle makes the raw water that is added the flocculating agent form the vortex in the inlet tube to make flocculating agent and raw water intensive mixing, make the reaction more abundant, and filter the back through the honeycomb swash plate, make the cleanliness of raw water obtain further promotion.

The present invention may be further configured in a preferred embodiment as: the side wall of the upward flowing water tower is provided with a flow guide arc plate in a fitting manner below the water outlet, and the upper surface of the flow guide arc plate is provided with a flow guide groove.

Through adopting above-mentioned technical scheme, setting up of water conservancy diversion arc board makes the raw water can not flow down along the lateral wall of upstream water tower after flowing to the flowing water tower top from the top, has increased the area of contact of raw water with the air, and the guiding gutter has played better drainage effect.

The present invention may be further configured in a preferred embodiment as: the lateral wall of the upward flowing water tower is also provided with a water flow impact plate, and the water flow impact plate extends to the lower part of one end of the diversion trench far away from the upward flowing water tower.

Through adopting above-mentioned technical scheme, the setting up of rivers impingement plate makes to raise and splash to week side after the former water that overflows from the guiding gutter strikes with the rivers impingement plate for former water and air fully contact, thereby play better aeration effect.

The present invention may be further configured in a preferred embodiment as: and a hemispherical groove is formed in the upper surface of the flow guide arc plate below one end of the flow guide groove, which is far away from the upward water flowing tower.

By adopting the technical scheme, the special arrangement of the upper surface of the water flow impact plate enables the raw water overflowing from the diversion trench to be guided to the obliquely upper side of the peripheral side, so that the time of aeration of the raw water in the air is prolonged, and the probability of oxidation of iron and manganese ions is increased.

The present invention may be further configured in a preferred embodiment as: the side wall of the first-stage aeration tank far away from the upward water flowing tower is also provided with a flow guide arc plate and a water flow impact plate, and the flow guide arc plate and the water flow impact plate are also respectively provided with a flow guide groove and a hemispherical groove.

Through adopting above-mentioned technical scheme, the lateral wall of first order aeration tank also is equipped with and leads arc board and rivers arc board can make the raw water can carry out drop aeration again after flowing from first order aeration tank, make full use of space.

The present invention may be further configured in a preferred embodiment as: the upward water flowing tower and the primary aeration tank are circumferentially arranged along the secondary aeration tank.

Through adopting above-mentioned technical scheme, the one-level aeration tank sets up along second grade aeration tank circumference for a plurality of one-level aeration tanks can share a second grade aeration tank, has increased space utilization, has saved the cost and has made the resource fully utilized.

To sum up, the utility model discloses following beneficial effect has:

1. raw water flows into the flow guide groove from the top to the top end of the flowing water tower, overflows from the flow guide groove to the water flow impact plate, and is turned into the air after being impacted with the water flow impact plate, so that the raw water can be subjected to first-time sufficient drop aeration, and after falling into the first-stage aeration tank, the blast aeration head in the first-stage aeration tank is used for blast aeration on the raw water;

2. the device has the advantages that the flocculating agent can be injected into the raw water by the ejector before the raw water enters the upward flowing water tower, and the raw water forms a vortex after colliding with the inclined baffle, so that the mixing of the flocculating agent and the raw water is accelerated, the raw water is filtered at the honeycomb inclined plate, the raw water is preliminarily filtered before flowing out of the upward flowing water tower, and the possibility of the subsequent aeration device that the aeration efficiency is reduced due to scale accumulation is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a transverse cross-sectional view of the present embodiment of the inclined baffle within an upward flow tower;

FIG. 3 is a schematic vertical cross-sectional view of the upflow column of this embodiment;

fig. 4 is an enlarged schematic view at a in fig. 1.

Reference numerals: 1. an upward flow tower; 11. a water inlet pipe; 12. a blow-off pipe; 13. a water outlet; 14. a honeycomb sloping plate; 15. an inclined baffle plate; 16. a flow guide arc plate; 17. a diversion trench; 18. a water flow impact plate; 19. a hemispherical groove; 2. an aeration tank; 21. a first-stage aeration tank; 22. a secondary aeration tank; 3. a partition plate; 4. an aeration head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an aeration system for deironing, manganese of groundwater, including aeration tank 2 and along a plurality of upward flowing water tower 1 of 2 circumference equidistant settings of aeration tank.

Referring to fig. 1 and 2, upward be connected with inlet tube 11 and blow off pipe 12 on the flowing water tower 1, inlet tube 11 highly is higher than blow off pipe 12, is connected with the ejector on the inlet tube 11 and injects the mixed liquid of flocculating agent and water into the inlet tube 11 through the ejector, and blow off pipe 12 is connected in the bottom of upward flowing water tower 1 lateral wall and is controlled through the valve.

Referring to fig. 2 and 3, a water outlet 13 for water to flow out is formed in the top of the side wall of the upward flowing water tower 1, a honeycomb inclined plate 14 and an inclined baffle 15 are arranged in the upward flowing water tower 1 at an upper and lower interval, the honeycomb inclined plate 14 is erected between the water inlet pipe 11 and the water outlet 13 through a support, the inclined baffle 15 is provided with a plurality of and is arranged on the inner wall of the upward flowing water tower 1 at equal intervals, the inclined baffle 15 and the inner wall of the upward flowing water tower 1 are fixed through welding, an included angle is formed between the inclined baffle 15 and the inner wall of the upward flowing water tower 1 in the radial direction, the water inlet pipe 11 is eccentrically connected to the upward flowing water tower 1, and the water inlet position of the water inlet pipe 11 is located between the two.

Referring to fig. 2 and 3, groundwater enters the upward flow tower 1 through the water inlet pipe 11 under the pumping of the water pump, meanwhile, a flocculating agent is injected into raw water through the ejector in the process of entering the upward flow tower 1, the raw water enters the upward flow tower 1 and then collides with the inclined baffle 15 and the inner wall of the upward flow tower 1 to form a vortex and rises, and then flows out from the water outlet 13 after being filtered by the honeycomb inclined plate 14.

Referring to fig. 3 and 4, a flow guide arc plate 16 is attached to the outer side wall of the upward flowing water tower 1 below the water outlet 13, and a plurality of flow guide grooves 17 are radially formed in the upper surface of the flow guide arc plate 16 along the upward flowing water tower 1. The lateral wall of the upward flowing water tower 1 is also screwed with a water flow impact plate 18, the water flow impact plate 18 and the guide arc plate 16 are both fixed on the lateral wall of the upward flowing water tower 1 by welding, and the water flow impact plate 18 extends to the guide groove 17 and is far away from the one end below the upward flowing water tower 1, a smooth hemispherical groove 19 is further formed under the end, away from the upward flowing water tower 1, of the guide groove 17 on the upper surface of the water flow impact plate 18, the inner diameter of the hemispherical groove 19 is the same as that of the guide groove 17, water flowing down from the guide groove 17 can fall downwards into the hemispherical groove 19 and impact and disperse into upward water flowers to fall downwards.

Referring to fig. 3 and 4, the aeration tank 2 includes a first-stage aeration tank 21 and a second-stage aeration tank 22, wherein the first-stage aeration tank 21 is provided with a plurality of upward flowing water towers 1 in a one-to-one correspondence manner and is attached below the water outlet 13 of the upward flowing water tower 1, the first-stage aeration tank 21 is located in the middle of the upward flowing water tower 1 and is fixedly connected with the upward flowing water tower 1 through welding, screwing or other fixing manners, and the upward flowing water tower 1 is fixedly welded with a partition plate 3 located on two sides of the first-stage aeration tank 21 at the water outlet 13 to the first-stage aeration tank 21 to prevent water from splashing. The area of the second-level aeration tank 22 is larger than that of the first-level aeration tank 21, the second-level aeration tank 22 is positioned below the first-level aeration tank 21, and meanwhile, the top of the side wall of the second-level aeration tank 22 is propped against the first-level aeration tank 21 to play a supporting effect on the first-level aeration tank 21.

Referring back to fig. 1, the primary aeration tank 21 and the secondary aeration tank 22 are both provided with aeration devices, each of which comprises an aeration pipeline (not shown in the figure) and a plurality of aeration heads 4 arranged on the aeration pipeline, wherein the aeration pipeline in the primary aeration tank 21 pumps outside air through a blower to perform aeration, and the aeration device in the secondary aeration tank 22 is provided with an oxygen bottle for aeration. Preferably, the side wall of the first-stage aeration tank 21 away from the upward water flowing tower 1 is also provided with a flow guiding arc plate 16 and a water flow impact plate 18, and the flow guiding arc plate 16 and the water flow impact plate 18 are also respectively provided with a flow guiding groove 17 and a hemispherical groove 19. The water overflowed from the primary aeration tank 21 passes through the guide guard plate and the water flow impact plate 18 and then is collided and dispersed into water flowers to enter the secondary aeration tank 22 downwards.

The implementation principle of the embodiment is as follows: the raw water is pumped into the upward flowing water tower 1, falls from the water outlet 13 after being filtered by the honeycomb inclined plate 14 and enters the first-stage aeration tank 21, the water falling aeration is realized to increase the oxygen content in the water, then the blast aeration is carried out in the first-stage aeration tank 21 to further increase the oxygen content in the water, the water in the first-stage aeration tank 21 falls into the second-stage aeration tank 22 after overflowing, and the secondary aeration is carried out in the second-stage aeration tank 22, so that the oxygen consumption in the aeration process of the second-stage aeration tank 22 is reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an aeration systems for groundwater deironing, manganese, includes upward flowing water tower (1) and aeration tank (2), its characterized in that: the upward water tower (1) is connected with a water inlet pipe (11), a water outlet (13) is formed in the top position of the side wall of the upward water tower (1), the aeration tank (2) comprises a first-stage aeration tank (21) and a second-stage aeration tank (22), the first-stage aeration tank (21) is arranged on the side wall of the upward water tower (1) and close to one side of the water outlet (13), the second-stage aeration tank (22) is arranged below one side, away from the upward water tower (1), of the first-stage aeration tank (21), and aeration devices are arranged at the bottoms of the second-stage aeration tank (22).

2. The aeration system for removing iron and manganese in underground water according to claim 1, which is characterized in that: a honeycomb sloping plate (14) is arranged between the water inlet pipe (11) and the water outlet (13) in the upward water flowing tower (1), and the water inlet pipe (11) is connected with an ejector and injects a flocculating agent into the water inlet pipe (11) through the ejector.

3. The aeration system for removing iron and manganese in underground water according to claim 2, characterized in that: the inner wall of the upward water flowing tower (1) is provided with a plurality of inclined baffles (15) which form included angles with the inner wall of the upward water flowing tower (1) in the radial direction below the honeycomb inclined plates (14).

4. The aeration system for removing iron and manganese in underground water according to claim 1, which is characterized in that: the side wall of the upward water flowing tower (1) is provided with a flow guide arc plate (16) below the water outlet (13) in a fitting manner, and the upper surface of the flow guide arc plate (16) is provided with a flow guide groove (17).

5. The aeration system for removing iron and manganese in underground water according to claim 4, wherein: the side wall of the upward water flowing tower (1) is also provided with a water flow impact plate (18), and the water flow impact plate (18) extends to the lower part of one end of the diversion trench (17) far away from the upward water flowing tower (1).

6. The aeration system for removing iron and manganese in underground water according to claim 5, wherein: and a hemispherical groove (19) is formed in the upper surface of the flow guide arc plate (16) below one end of the flow guide groove (17) far away from the upstream water tower (1).

7. The aeration system for removing iron and manganese in underground water according to claim 6, wherein: the side wall of the first-stage aeration tank (21) far away from the upward water flowing tower (1) is also provided with a flow guide arc plate (16) and a water flow impact plate (18), and the flow guide arc plate (16) and the water flow impact plate (18) are also respectively provided with a flow guide groove (17) and a hemispherical groove (19).

8. The aeration system for removing iron and manganese in underground water according to claim 1, which is characterized in that: the upward water flowing tower (1) and the primary aeration tank (21) are circumferentially arranged along the secondary aeration tank (22).