CN211419824U

CN211419824U - High-salinity underground water desalting device

Info

Publication number: CN211419824U
Application number: CN201921961482.1U
Authority: CN
Inventors: 蒋建伟
Original assignee: NANJING AUTO PURIFYING ENGINEERING CO LTD
Current assignee: NANJING AUTO PURIFYING ENGINEERING CO LTD
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-09-04
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a high salinity groundwater desalination device relates to water treatment technical field, include working shaft, many medium filter, activated carbon filter, security filter, booster pump and the reverse osmosis membrane subassembly that connects gradually through the pipeline, be located security filter with pipeline between the booster pump is provided with the three-way valve, another mouth of pipe of three-way valve has the storage water tank through the pipe connection, the intercommunication has the wet return on the storage water tank, just the tip intercommunication of wet return communicates to on the pipeline between working shaft and the many medium filter, still be provided with on the storage water tank and be used for carrying the wet return pump in the water return with the water in the storage water tank. The utility model can effectively remove dissolved salts, colloid, microorganism, organic matters and the like in water, and the treated water meets the use standard.

Description

High-salinity underground water desalting device

Technical Field

The utility model relates to a water treatment technical field especially relates to a high salinity groundwater desalination device.

Background

China is a country with serious water shortage, water resource distribution is not uniform, water pollution is serious, primary poor water is wide in area, particularly in northwest arid inland regions, due to the fact that precipitation is rare and evaporation is strong, underground water serving as a main water supply source generally contains high salt and fluorine contents, water quality is low and cannot be introduced, indexes of the underground water do not meet the national drinking water sanitation standard, the underground water is expressed as high-concentration saline-alkali components and has the characteristics of high hardness, high fluorine, high arsenic, high ferro-manganese, low iodine and the like. Therefore, it is necessary to treat groundwater to remove soluble salts in groundwater, thereby improving the utilization rate of groundwater.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a high-salinity underground water desalting device.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the utility model provides a high salinity groundwater desalination device, includes working shaft, many medium filter, active carbon filter, security filter, booster pump and the reverse osmosis membrane subassembly that connects gradually through the pipeline, is located security filter with pipeline between the booster pump is provided with the three-way valve, another mouth of pipe of three-way valve has the storage water tank through the pipe connection, the intercommunication has the wet return on the storage water tank, just the tip of wet return communicates to on the pipeline between working shaft and many medium filter, still be provided with on the storage water tank and be used for carrying the water in the storage water tank to the wet return in.

As the utility model relates to a preferred scheme of high salt content groundwater desalination device, wherein: and a dosing device for sterilizing and disinfecting water is also arranged between the three-way valve and the booster pump.

As the utility model relates to a preferred scheme of high salt content groundwater desalination device, wherein: the adjusting device comprises a regulating water tank, a pH sensor arranged in the regulating water tank and a pH adjusting and dosing device arranged on the regulating water tank.

As the utility model relates to a preferred scheme of high salt content groundwater desalination device, wherein: and a stirring device is also arranged in the regulating water tank.

The utility model has the advantages that:

(1) the utility model discloses a water supply pump carries pending groundwater to many medium filter departments, filters the large granule suspended solid in aquatic, adsorb the organic matter and great microorganism of aquatic and filter by the active carbon filter again, get rid of the peculiar smell of groundwater simultaneously, filter impurity more than 5 mu m through the security filter afterwards, carry out reverse osmosis to groundwater through the reverse osmosis membrane subassembly at last, get rid of the dissolved salts, colloid, microorganism, organic matter etc. of aquatic, make the water after the processing accord with the operation standard;

(2) the utility model discloses the pipeline between security filter and booster pump is provided with the three-way valve to another mouth of pipe of three-way valve is connected to the storage water tank, can carry the groundwater after a round of filtration to the multi-media filter front end again through the wet return through the return pump, makes it pass through a round of filtration again, improves the removal effect of aquatic impurity greatly, in addition, guarantees that the groundwater after the filtration does not contain the impurity of great granule, thereby plays the guard action to booster pump and reverse osmosis membrane subassembly;

(3) the utility model is also provided with a chemical adding device between the three-way valve and the booster pump for sterilizing and disinfecting water, thereby further improving the quality of the treated groundwater;

(4) the utility model discloses still be provided with the adjusting device who is used for adjusting water pH value between charge device and booster pump, make groundwater be in reasonable pH value within range, guarantee to handle the quality of back groundwater.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic view of the overall structure of the high salinity groundwater desalination device provided by the present invention;

wherein: 1. a water supply pump; 2. a multi-media filter; 3. an activated carbon filter; 4. a security filter; 5. a booster pump; 6. a reverse osmosis membrane module; 7. a three-way valve; 8. a water storage tank; 9. a water return pipe; 10. a water return pump; 11. a dosing device; 12. adjusting the water tank; 13. and (4) a stirring device.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

In arid inland regions such as northwest, due to rare precipitation and strong evaporation, underground water serving as a main water supply source generally has high salt content and high fluorine content, so that the water quality is poor and cannot be introduced, and the indexes of the underground water do not meet the national drinking water sanitation standard, show high-concentration saline-alkali components, and have the characteristics of high hardness, high fluorine content, high arsenic content, high iron manganese content, low iodine content and the like. Therefore, it is necessary to treat groundwater to remove soluble salts in groundwater, thereby improving the utilization rate of groundwater.

Referring to fig. 1, in view of the above, the present embodiment provides a high salt content groundwater desalination apparatus, which includes a water supply pump 1, a water inlet of the water supply pump 1 is connected to a groundwater supply place to be treated through a pipeline, a water outlet of the water supply pump 1 is communicated with an inlet end of a multi-media filter 2 through a pipeline, an outlet end of the multi-media filter 2 is communicated with an inlet end of an activated carbon filter 3 through a pipeline, an outlet end of the activated carbon filter 3 is communicated with an inlet end of a security filter 4 through a pipeline, an outlet end of the security filter 4 is communicated with a water inlet of a booster pump 5 through a pipeline, a water outlet of the booster pump 5 is communicated with an inlet end of a reverse osmosis membrane module 6, and an outlet end of.

The feed pump 1 conveys groundwater to be treated to the multi-media filter 2, filters large-particle suspended solids in the water, adsorbs and filters organic matters and larger microorganisms in the water by the activated carbon filter 3, simultaneously removes the peculiar smell of the groundwater, filters impurities larger than 5 mu m through the security filter 4, and finally performs reverse osmosis on the groundwater through the reverse osmosis membrane assembly 6 to remove dissolved salts, colloid, microorganisms, organic matters and the like in the water, so that the treated water meets the use standard.

A three-way valve 7 is arranged on the pipeline between the security filter 4 and the booster pump 5, the other pipe orifice of the three-way valve 7 is connected with a water storage tank 8 through a pipeline, a water return pipe 9 is communicated on the water storage tank 8, the end part of the water return pipe 9 is communicated to the pipeline between the water supply pump 1 and the multi-medium filter 2, and a water return pump 10 used for conveying water in the water storage tank 8 to the water return pipe 9 is further arranged on the water storage tank 8. The underground water filtered by one round in the water storage tank 8 can be conveyed to the front end of the multi-medium filter 2 again through the water return pipe 9 by the water return pump 10, and then is filtered by one round, so that the removing effect of impurities in the water is improved.

It should be noted that, after the three-way valve 7 is adjusted to one side, the pipe orifice of the three-way valve 7 communicated with the booster pump 5 can be closed, and the pipe orifice of the three-way valve 7 communicated with the water storage tank 8 is opened, at this time, the filtered groundwater is conveyed into the water storage tank 8; after the three-way valve 7 is adjusted to the other side, the pipe orifice of the three-way valve 7 communicated with the booster pump 5 can be opened, and the pipe orifice of the three-way valve 7 communicated with the water storage tank 8 is closed, at the moment, the filtered underground water can be conveyed to the booster pump 5.

Be located still to be provided with between three-way valve 7 and the booster pump 5 and be used for disinfecting sterile charge device 11 to water, this charge device 11 can be including the dosing tank that stores the medicament and with the dosing pump of dosing tank intercommunication, should add the dosing pump and can add the medicament to groundwater, disinfect the disinfection to groundwater.

An adjusting device used for adjusting the pH value of the water body is also arranged between the dosing device 11 and the booster pump 5, the adjusting device comprises an adjusting water tank 12, and a pH sensor used for measuring the pH value of underground water is installed in the adjusting water tank 12. The adjusting water tank 12 is also provided with a pH adjusting and dosing device 11 which can add a pH adjusting agent into the adjusting water tank 12 to ensure that the pH value of the underground water is in a reasonable range.

Preferably, a stirring device 13 is further installed in the regulating water tank 12, and the chemicals added into the regulating water tank 12 can be sufficiently mixed with the groundwater through the stirring device 13, so that the regulating effect on the pH value of the groundwater is ensured.

In addition, the high-salinity underground water desalting plant also comprises a controller which is electrically connected with the water supply pump 1, the booster pump 5, the water return pump 10 and the pH sensor and supplies power to the water supply pump, the booster pump 5, the water return pump 10 and the pH sensor. The components can be controlled by a controller.

Therefore, the groundwater treated by the utility model can reach the national drinking water sanitation standard.

In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a high salinity groundwater desalination device which characterized in that: including water feed pump (1), many media filter (2), activated carbon filter (3), security filter (4), booster pump (5) and reverse osmosis membrane subassembly (6) that connect gradually through the pipeline, be located security filter (4) with pipeline between booster pump (5) is provided with three-way valve (7), another mouth of pipe of three-way valve (7) has storage water tank (8) through the pipe connection, the intercommunication has wet return (9) on storage water tank (8), just the tip of wet return (9) communicate to on the pipeline between water feed pump (1) and many media filter (2), still be provided with on storage water tank (8) and be arranged in carrying wet return (10) in water tank (8) to wet return (9).

2. The high salinity groundwater desalination device of claim 1, characterized in that: and a dosing device (11) for sterilizing and disinfecting water is also arranged between the three-way valve (7) and the booster pump (5).

3. A high salinity groundwater desalination device according to claim 2, characterized in that: is located charge device (11) with still be provided with the adjusting device who is used for adjusting water pH value between booster pump (5), adjusting device includes adjusting water tank (12), sets up pH sensor in adjusting water tank (12) and sets up pH regulation charge device (11) on adjusting water tank (12).

4. A high salinity groundwater desalination device according to claim 3, characterized in that: and a stirring device (13) is also arranged in the adjusting water tank (12).