CN211644894U - Treatment system for removing nitrate in underground water - Google Patents

Abstract

The utility model relates to a groundwater purifies the field, and a processing system who gets rid of nitrate in groundwater is disclosed, including getting rid of the groundwater in nitrate device shell, it is the cuboid structure to get rid of the groundwater in nitrate device shell, the inside of getting rid of the groundwater in nitrate device shell is hollow, the internal face is even respectively around getting rid of the groundwater in nitrate device shell has seted up four fixed slots of group, the fixed slot is the U-shaped structure, the fixed slot extends to the bottom internal face of getting rid of the groundwater in nitrate device shell, the inside of fixed slot is provided with two sets of filter screens, the side is provided with the round hole that is used for filtering the pollutant of the groundwater in large granule about the. The utility model discloses in, set up four group's ion resin exchange boards through the inside of getting rid of the groundwater nitrate device shell and adsorb the nitrate in the groundwater in proper order, once change an ion resin exchange board when changing, can exchange while adsorption filtration, reached the effect of being convenient for maintain.

Description

Treatment system for removing nitrate in underground water

Technical Field

The utility model relates to a groundwater purifies the field, especially relates to a processing system who gets rid of nitrate in groundwater.

Background

In recent years, with the development of industry and agriculture, particularly the use of nitrogen fertilizers in agriculture, nitrate nitrogen pollution in underground water is more and more serious, and the nitrogen content of shallow underground water of ten water systems in China generally exceeds the standard. The groundwater is used as the main drinking water source in China, and provides 70% of drinking water of people in China and 95% of drinking water in rural areas. Nitrate contained in drinking water is harmless to human body, but nitrate can be converted into nitrite in human body, nitrite has great harm to human health, and infant methemoglobinemia, 'three causes' and the like can be caused. The existing treatment system for removing nitrate in underground water in the market at present has a complex structure and is inconvenient to operate, and when the treatment system is used, the underground water needs to be purified by preposed equipment firstly so as to remove large-particle pollutants in the underground water, so that a treatment system method for removing nitrate in underground water, which can filter and purify nitrate, is urgently needed in the market. To this end, we propose a treatment system for removing nitrate from groundwater.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems existing in the prior art and provides a treatment system for removing nitrate in underground water.

In order to achieve the above object, the present invention adopts the following technical solution, a processing system for removing nitrate from groundwater, comprising a housing of a device for removing nitrate from groundwater, wherein the housing of the device for removing nitrate from groundwater is of a rectangular parallelepiped structure, the housing of the device for removing nitrate from groundwater is made of metal, the housing of the device for removing nitrate from groundwater is hollow, four groups of fixing grooves are respectively and uniformly formed on the front and rear inner wall surfaces of the housing of the device for removing nitrate from groundwater, the fixing grooves are of a U-shaped structure, the fixing grooves extend to the inner wall surface of the bottom of the housing of the device for removing nitrate from groundwater, two groups of filter screens are arranged inside the fixing grooves, the filter screens are of rectangular parallelepiped structures, the left and right sides of the filter screens are provided with round holes for filtering large-particle pollutants from groundwater, one side of the filter, the spring is provided with four groups on one side of each group of filter screens far away from the center of the inside of the fixed groove, the four groups of springs positioned at the side edges of the filter screens are respectively arranged at the front end and the rear end of the filter screens in a pair of two groups, the springs are far away from the center of the inside of the fixed groove and are fixedly connected with the inner wall surface of the fixed groove, the front end and the rear end of one side, close to each other, of the two groups of filter screens in each group of fixed grooves are fixedly provided with limit blocks which are of cuboid structures, the limit blocks are made of metal, the limit blocks in each group of fixed grooves are provided with four groups in total, the two groups of limit blocks positioned at the same end of the filter screens are fixedly provided with extension springs towards the approaching side, the extension springs pull the two groups of filter screens in each group, the ion resin exchange plate is of a cuboid structure.

Preferably, the sliding grooves are fixedly installed on one side, close to the center inside the fixing groove, of each filter screen, two groups of sliding grooves are fixedly installed on one side, close to the center inside the fixing groove, of each filter screen, the two groups of sliding grooves are respectively located at the front end and the rear end of each filter screen, the section of one side, close to the ion resin exchange plate, of each sliding groove is S-shaped, and sliding blocks are fixedly installed at the front end and the rear end of the left side edge and the rear end of the right.

Preferably, the slide block is of a rectangular parallelepiped structure, the slide block is located inside the chute, a section of one side of the slide block approaching the chute is also in an S shape, and one side of the slide block away from the inner center of the ion resin exchange plate is attached to a wall surface of the chute approaching the ion resin exchange plate.

Preferably, the outer wall surfaces of the left side and the right side of the housing of the device for removing nitrate in groundwater are both provided with round holes, the inner circle of the outer wall surface of the left side of the housing of the device for removing nitrate in groundwater is fixedly provided with a groundwater inlet pipe, and the inner circle of the round hole of the outer wall surface of the right side of the housing of the device for removing nitrate in groundwater is fixedly provided with a water purifying pipe.

Advantageous effects

The utility model provides a get rid of processing system of nitrate in groundwater. The method has the following beneficial effects:

(1) the treatment system for removing the nitrate in the underground water guides the underground water containing the nitrate into the shell of the device for removing the nitrate in the underground water through the underground water inlet pipe, when the underground water containing the nitrate passes through the filter screen, large-particle pollutants in the underground water are filtered through round holes arranged on the side edge of the filter screen, then the underground water containing the nitrate flows to the next group of ion resin exchange plates after adsorbing the nitrate through the ion resin exchange plates, when the adsorption effect of the ion resin exchange plates reaches a threshold value, the ion resin exchange plates can be upwards drawn out from the interiors of the two groups of filter screens, at the moment, the sliding block fixedly connected with the side edge of the ion resin exchange plates slides upwards in the chute, and as the surface, which is attached to the chute, of the sliding block is S-shaped, the sliding block can push the chute to one side away from the sliding block, and the filter screen fixedly connected with the chute at the maximum position can rebound the, along with the filter screen of taking out of ion resin exchange board can come back to vibrations under the effect of slider and spring, shake the remaining pollutant in the filter screen mesh, reached extension filter screen life's effect.

(2) The treatment system for removing the nitrate in the underground water guides the underground water containing the nitrate into the shell of the device for removing the nitrate in the underground water through the underground water inlet pipe, when the underground water containing the nitrate passes through the filter screen, large-particle pollutants in the underground water are filtered through round holes arranged on the side edge of the filter screen, then the underground water containing the nitrate flows to the next group of ion resin exchange plates after passing through the ion resin exchange plates to adsorb the nitrate, when the adsorption effect of the ion resin exchange plates reaches a threshold value, the ion resin exchange plates can be upwards drawn out from the interiors of the two groups of filter screens to replace the next ion resin exchange plate, because the underground water containing the nitrate sequentially passes through the ion resin exchange plates from left to right, the nitrate adsorption amount of the ion resin exchange plates is sequentially reduced from left to right, and the ion resin exchange plates can be replaced, the effect of being convenient for maintain has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the housing of the device for removing nitrate from groundwater according to the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the slider structure of the present invention.

Illustration of the drawings:

1 a device shell for removing nitrate in groundwater, 2 a fixed groove, 3 a filter screen, 4 springs, 5 a tension spring, 6 a chute, 7 an ion resin exchange plate, 8 a slide block, 9 a groundwater inlet pipe and 10 a water purification pipe.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a treatment system for removing nitrate in groundwater is shown in figures 1-4, and comprises a device shell 1 for removing nitrate in groundwater, wherein the device shell 1 for removing nitrate in groundwater is of a cuboid structure, the device shell 1 for removing nitrate in groundwater is made of metal, the inside of the device shell 1 for removing nitrate in groundwater is hollow, four groups of fixing grooves 2 are uniformly formed in the front inner wall surface and the rear inner wall surface of the device shell 1 for removing nitrate in groundwater respectively, the fixing grooves 2 are of U-shaped structures, the fixing grooves 2 extend to the inner wall surface at the bottom of the device shell 1 for removing nitrate in groundwater, two groups of filter screens 3 are arranged in the fixing grooves 2, the filter screens 3 are of cuboid structures, round holes for filtering pollutants with large particles in groundwater are formed in the left side and the right side of each filter screen 3, and springs 4 are fixedly installed on one side of each filter screen 3, which is far, the spring 4 is provided with four groups on one side of each group of filter screens 3 far away from the center inside the fixed groove 2, the four groups of springs 4 positioned on the side edges of the filter screens 3 are respectively arranged at the front end and the rear end of the filter screens 3 in a pair of two groups, the springs 4 far away from the center inside the fixed groove 2 are fixedly connected with the frontal inner wall surface of the fixed groove 2, the front end and the rear end of one side, which is close to the two groups of filter screens 3 inside each group of fixed groove 2, are fixedly provided with limit blocks which are of cuboid structures and are made of metal, the limit blocks inside each group of fixed groove 2 are provided with four groups, the two groups of limit blocks positioned at the same end of the filter screens 3 are fixedly provided with extension springs 5 towards one side, which is close to the center inside the fixed groove 2, the two groups of filter screens 3 inside each group of fixed groove 2 are pulled towards one side of the inside, the ion resin exchange plate 7 is of a cuboid structure, the ion resin exchange plate 7 is made of ion exchange resin, the ion exchange resin can adsorb nitrate in underground water, so that the nitrate stays in the ion resin exchange plate 7 and liquid water can normally pass through, the ion exchange resin is of an existing structure and is not described herein, a chute 6 is fixedly installed on one side of each filter screen 3, which is close to the inner center of the fixed groove 2, two groups of chutes 6 are fixedly installed on one side of each filter screen 3, which is close to the inner center of the fixed groove 2, and are respectively located at the front end and the rear end of each filter screen 3, the section of one side of each chute 6, which is close to the ion resin exchange plate 7, is of an S shape, sliders 8 are fixedly installed at the front end and the rear end of the left side and the right side of the ion resin exchange plate 7, the sliders 8 are of a cuboid structure, the sliders 8 are located inside the chutes 6, and the section of one side of, one side of the slide block 8, which is far away from the inner center of the ion resin exchange plate 7, is attached to the wall surface of the slide groove 6, which is close to the ion resin exchange plate 7, round holes are formed in the outer wall surfaces of the left side and the right side of the shell 1 of the device for removing nitrate in underground water, an underground water inlet pipe 9 is fixedly arranged at the inner circle position of the outer wall surface of the left side of the shell 1 of the device for removing nitrate in underground water, and a water purifying pipe 10 is fixedly arranged at the inner circle position of the round hole of the outer wall surface of.

The utility model discloses a theory of operation:

when in use, the underground water containing nitrate is guided into the inside of the housing 1 of the device for removing nitrate in the underground water through the underground water inlet pipe 9, when the underground water containing the nitrate passes through the filter screen 3, the round holes arranged on the side edge of the filter screen 3 filter large-particle pollutants in the underground water, then the underground water containing the nitrate passes through the ion resin exchange plate 7 to absorb the nitrate and then flows to the next group of ion resin exchange plates 7, when the absorption effect of the ion resin exchange plates 7 reaches the threshold value, the ion resin exchange plate 7 can be drawn out upwards from the inner parts of the two groups of filter screens 3, at the moment, a slide block 8 fixedly connected with the side edge of the ion resin exchange plate 7 slides in the sliding chute 6, because the slide block 8 and the chute 6 are both S-shaped towards the one side of laminating, so the slide block 8 can push the chute 6 towards the side far away from the slide block 8, and the filter screen 3 which is pushed to the maximum position and fixedly connected with the chute 6 at each time rebounds the filter screen 3 to the original position under the action of the spring 4.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims (5)

1. A treatment system for removing nitrate from groundwater, comprising a housing (1) of a device for removing nitrate from groundwater, characterized in that: four groups of fixed grooves (2) are uniformly formed in the front inner wall surface and the rear inner wall surface of a shell (1) of the device for removing nitrate in underground water respectively, two groups of filter screens (3) are arranged in the fixed grooves (2), a spring (4) is fixedly arranged on one side, far away from the inner center of the fixed grooves (2), of each filter screen (3), four groups of the springs (4) are arranged on one side, far away from the inner center of the fixed grooves (2), of each filter screen (3), limiting blocks are fixedly arranged at the front and rear ends of one side, close to each other, of each two groups of filter screens (3) in each group of fixed grooves (2), tension springs (5) are fixedly arranged on one side, close to each other, of the two groups of filter screens (3) in each group of fixed grooves (2), an ion resin exchange plate (7) is arranged on one side, close to the inner center of the fixed grooves (2, and sliding blocks (8) are fixedly arranged at the front end and the rear end of the left side and the right side of the ion resin exchange plate (7).

2. The treatment system for removing nitrate from groundwater according to claim 1, wherein: the fixing groove (2) is of a U-shaped structure, and the fixing groove (2) extends to the inner wall surface of the bottom of the housing (1) of the device for removing the nitrate in the groundwater.

3. The treatment system for removing nitrate from groundwater according to claim 1, wherein: the filter screen (3) is of a cuboid structure, and round holes for filtering large-particle pollutants in underground water are formed in the left side and the right side of the filter screen (3).

4. The treatment system for removing nitrate from groundwater according to claim 1, wherein: four sets of spring (4) that are located filter screen (3) side use two sets of to set up respectively in the front end and the rear end of filter screen (3) as a pair of, spring (4) keep away from fixed slot (2) inside center consequently all with the volume internal face fixed connection of fixed slot (2).

5. The treatment system for removing nitrate from groundwater according to claim 1, wherein: two sets of spout (6) of organizing of one side fixed mounting of every group filter screen (3) approach fixed slot (2) inside center and two sets of front end and the rear end that are located filter screen (3) respectively, one side section that spout (6) approach ion resin exchange board (7) is the S-shaped, slider (8) are the cuboid structure, slider (8) are located the inside of spout (6), one side section that slider (8) approach spout (6) also is the S-shaped, one side that ion resin exchange board (7) inside center was kept away from in slider (8) is laminated with the wall of the approach ion resin exchange board (7) of spout (6).

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