CN209815756U - Chemical reaction tank for ammonia nitrogen wastewater treatment device - Google Patents

Abstract

The utility model discloses a chemical reaction pond for ammonia nitrogen effluent treatment plant belongs to water treatment technical field, and the chlorine of having solved among the prior art can be followed and escaped in the chemical reaction pond, and causes extravagant and environmental pollution's problem. The chlorine adding device comprises a pool body and a chlorine adding channel communicated with the inside of the pool body, wherein a stirring assembly used for stirring waste water in the pool body is arranged on the pool body, the chlorine adding channel is communicated with a plurality of chlorine adding disks used for dispersing chlorine-water mixture, and the chlorine adding disks are arranged on the outer side of the stirring assembly; the chlorination disc comprises an extension pipe communicated with the chlorination channel and a plurality of chlorination pipes communicated with the extension pipe, and the chlorination pipes extend into the wastewater; the stirring subassembly includes agitator disk, drive agitator disk pivoted motor, and the agitator disk is kept away from the one end of motor and is extended to in the waste water. The utility model discloses a stirring subassembly and chlorine disk improve the water rate of trading of waste water, realize reducing the effect that chlorine escaped.

Description

Chemical reaction tank for ammonia nitrogen wastewater treatment device

Technical Field

The utility model relates to the technical field of water treatment, in particular to a chemical reaction pond for ammonia nitrogen wastewater treatment device.

Background

The ammonia nitrogen wastewater mainly comes from chemical fertilizers, coking, petrifaction, pharmacy, foods, refuse landfills and the like, and a large amount of ammonia nitrogen wastewater is discharged into a water body, so that the eutrophication of the water body is caused, the black and odorous water body is caused, the difficulty and the cost of water supply treatment are increased, and even toxic action is generated on crowds and organisms.

The industrial ammonia nitrogen-containing wastewater treatment device generally comprises a regulating reservoir, a chemical reaction tank for removing ammonia nitrogen, a clarification tank for settling and removing suspended matters in wastewater, and a quartz sand filter for further filtering, wherein the ammonia nitrogen is removed, generally, a chlorine water mixture is introduced into the chemical reaction tank to perform chemical reaction with the ammonia nitrogen in the wastewater so as to remove the ammonia nitrogen, the method is generally to buy liquid chlorine, the gasified liquid chlorine is sent to a water injector at high pressure, the chlorine water mixture is ejected from the water injector, and the chlorine water mixture is introduced into the reaction tank through a pipeline to perform chemical reaction with ammonia nitrogen substances in the wastewater so as to remove the ammonia nitrogen in the wastewater.

Among the prior art, the chemical reaction pond is open setting generally, and chlorine that the chlorine water mixture got into the chemical reaction pond after, can have not had the accessible reaction can spill over from waste water, causes the waste of raw materials, has also caused the pollution to the environment simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the chlorine among the prior art and can overflowing from the chemical reaction pond, and cause waste and environmental pollution's not enough, and provide a chemical reaction pond for ammonia nitrogen effluent treatment plant, reached the effect that reduces chlorine and overflow.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a chemical reaction tank for an ammonia nitrogen wastewater treatment device comprises a tank body and a chlorination channel communicated with the interior of the tank body, wherein a stirring assembly used for stirring wastewater in the tank is arranged on the tank body, the chlorination channel is communicated with a plurality of chlorination disks used for dispersing chlorine-water mixtures, and the chlorination disks are arranged on the outer side of the stirring assembly; the chlorination disc comprises an extension pipe communicated with the chlorination channel and a plurality of chlorination pipes communicated with the extension pipe, and the chlorination pipes extend into the wastewater; the stirring subassembly includes agitator disk, drive agitator disk pivoted motor, and the agitator disk is kept away from the one end of motor and is extended to in the waste water.

Adopt above-mentioned technical scheme, the motor rotates the agitator disk for the agitator disk stirs the water in the wastewater disposal basin, keeps the mobility of waste water, simultaneously, lets in chlorine water in to waste water through adding the chlorine pipe, makes its ammonia nitrogen reaction with in the waste water. In the prior art, the mobility of the waste water is not large, so that no corresponding waste water reacts with chlorine water immediately after the chlorine water is introduced, and chlorine escapes from a waste water pool, thereby causing waste and environmental pollution; in the scheme, the waste water is stirred by the stirring component while the chlorine water is introduced, the waste water is stirred, the chlorine water is introduced into the waste water tank in the initial time period and then reacts with the waste water, the waste water reacted with the chlorine water and the waste water not reacted with the chlorine water are mixed by the stirring component, the chlorine water in the next time period is introduced into the waste water, and the waste water which can react with the chlorine water at once is obtained, so that the escape of chlorine is reduced; meanwhile, when the waste water is stirred, the waste water has a driving effect on chlorine water, the chlorine water entering the waste water can move along with the waste water and gradually react with the waste water, and the possibility of chlorine gas escaping is further reduced.

Under the condition of the same adding amount, the more the number of the chlorine adding pipes is, the less the amount of chlorine water flowing out of each chlorine adding pipe in unit time is, the more the number of the chlorine adding pipes is increased, the possibility that a large amount of chlorine water is introduced into a single position in unit time can be reduced, the chlorine water is reasonably distributed, and therefore the possibility that chlorine gas escapes is reduced.

More preferably: the chlorination plate further comprises a connecting pipe communicated with the extension pipe and an annular pipe communicated with the connecting pipe, and the plurality of chlorination pipes are evenly communicated on the annular pipe.

By adopting the technical scheme, the chlorine adding pipes are uniformly distributed on the annular pipes through the annular pipes, the chlorine adding pipes can introduce chlorine water at different positions of the wastewater, the chlorine water is reasonably distributed, the reaction rate of chlorine and the wastewater is improved, and the possibility of chlorine escape is reduced.

More preferably: the distances from the plurality of chlorine adding pipes to the bottom of the tank body are different.

By adopting the technical scheme, chlorine water can be introduced into the area at different heights by one chlorine adding disc, so that the chlorine water in one chlorine adding pipe is reasonably distributed, and the possibility of chlorine gas escaping is further reduced.

More preferably: the end surface of the chlorine adding pipe in the wastewater is provided with an inclined surface, and the inclined surface is arranged on one side of the chlorine adding pipe away from the circle center of the annular pipe; the inclined plane inclines to one side close to the circle center of the annular pipe from one side close to the annular pipe to one side far away from the annular pipe.

By adopting the technical scheme, the inclined surface can increase the water outlet area of the chlorine adding pipe, so that the contact area of chlorine water and waste water is increased; on the other hand, the conveying direction of the chlorine water can be changed from downward conveying to conveying towards the outer side of the annular pipe, so that the reactable area of a single chlorine adding disc is enlarged, the chlorine water reaction rate is increased, and the possibility of chlorine gas escaping is reduced.

More preferably: the end part of the chlorine adding pipe provided with the inclined plane end is connected with a guide plate, the guide plate is provided with a first guide hole, a second guide hole and a third guide hole, two ends of the first guide hole penetrate through the guide plate, and chlorine water flows out of the chlorine adding pipe along the horizontal direction through the first guide hole; the second guide hole is obliquely formed from one end communicated with the chlorination tube to the other end towards one side close to the annular tube; the third guiding hole is obliquely arranged from one end communicated with the chlorination pipe to the other end towards one side far away from the annular pipe.

Adopt above-mentioned technical scheme, first guiding hole exports chlorine water to the horizontal direction, and the second guiding hole upwards exports the slope of chlorine water, and the third guiding hole exports chlorine water downwards clearly, carries out high dispersion with the chlorine water in the chlorine adding pipe, avoids concentrating to lead out, improves the reaction rate of chlorine, reduces the possibility that chlorine escaped. On the other hand, the guide plate reduces the area of the water outlet of the chlorine adding pipe, so that chlorine water coming out of the first guide hole, the second guide hole and the third guide hole has larger impact force, and the chlorine water can be conveyed to a position farther away from the chlorine adding pipe.

More preferably: the guide plate comprises a panel and a coaming which is sleeved outside the chlorine adding pipe and is integrally formed with the panel, a propping piece for installing the guide plate is fixed in the guide plate, and the chlorine adding pipe props tightly between the propping piece and the coaming.

Adopt above-mentioned technical scheme, realize quick installation through supporting piece and bounding wall.

More preferably: the abutting piece is arranged in parallel with the surrounding plate, one end of the abutting piece is fixed with the panel, the other end of the abutting piece is fixed with an elastic lug, and the elastic lug protrudes towards one side close to the surrounding plate.

By adopting the technical scheme, the guide plate is sleeved outside the chlorine adding pipe, and the chlorine adding pipe is clamped tightly by utilizing the bulge and the coaming, so that the guide plate is installed.

More preferably: the supporting pieces are arranged in a plurality of numbers and are evenly distributed on the panel.

By adopting the technical scheme, the number of the clamping points is increased, so that the installation stability of the guide plate on the chlorine adding pipe is improved.

More preferably: stirring subassembly passes through support piece to be connected on the cell body, and support piece includes two vertical poles at horizontal pole and horizontal pole both ends, and the one end that the horizontal pole was kept away from to vertical pole is fixed in on the cell body terminal surface.

Adopt above-mentioned technical scheme, support stirring subassembly.

More preferably: and the end surface of the vertical rod is fixedly provided with an installation sheet, and the installation sheet is connected with the tank body through a bolt.

By adopting the technical scheme, the dismounting and the mounting are convenient and the structure is simple.

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

1. the chlorine adding disk and the stirring assembly are arranged, so that the mobility in the wastewater tank body is improved, chlorine water is dispersed to the plurality of chlorine adding pipes to be added, the reaction rate of the chlorine water is improved, and the possibility of chlorine gas escaping is reduced;

2. by arranging the chlorine adding pipes with different lengths on the annular pipe, chlorine water can be introduced into the area at different heights by the chlorine adding disc, and the chlorine water in one chlorine adding pipe is reasonably distributed, so that the possibility of chlorine gas escaping is further reduced;

3. the area of the end opening of the chlorination tube is increased by arranging the inclined surface, and meanwhile, the conveying direction of chlorine water is changed from downward conveying to conveying towards the outer side of the annular tube, so that the reactable area of a single chlorination disc is enlarged;

4. through setting up deflector, first guiding hole, second guiding hole and third guiding hole, carry out high dispersion with the chlorine water in a chlorine adding pipe, avoid concentrating to lead to out, improve the reaction rate of chlorine, reduce the possibility that chlorine escaped.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a chlorine adding disk;

FIG. 3 is a schematic structural view of a chlorine adding pipe and a guide plate;

fig. 4 is a schematic structural view of the guide plate.

Reference numerals: 1. a tank body; 11. a first side plate; 12. a second side plate; 13. a third side plate; 14. a fourth side plate; 15. a base plate; 16. a chlorination channel; 2. a chlorine adding disc; 21. an extension pipe; 22. an annular tube; 23. a connecting pipe; 24. a chlorine adding pipe; 241. a bevel; 3. a guide plate; 31. a panel; 311. a first guide hole; 312. a second guide hole; 313. a third guide hole; 32. enclosing plates; 33. a propping sheet; 34. an elastic bump; 4. a stirring assembly; 41. a motor; 42. a stirring plate; 421. an annular rod; 422. a stirring rod; 423. a connecting rod; 5. a support member; 51. a horizontal bar; 52. a vertical rod; 53. mounting a sheet; 54. and (4) bolts.

Detailed Description

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

As shown in figure 1, a chemical reaction tank for an ammonia nitrogen wastewater treatment device comprises a tank body 1, a chlorine adding disk 2 arranged on the tank body 1 and used for adding chlorine, and a stirring assembly 4 used for stirring wastewater, wherein the chlorine adding disk 2 is positioned on two sides of the stirring assembly 4. The tank body 1 comprises a bottom plate 15 arranged horizontally, a first side plate 11 and a second side plate 12 which are arranged vertically and are parallel to each other, and a third side plate 13 and a fourth side plate 14 which are arranged vertically and are parallel to each other.

The first side plate 11 and the second side plate 12 are horizontally provided with a chlorination channel 16, and two ends of the chlorination channel 16 penetrate through the thickness direction of the first side plate 11 and the second side plate 12. As shown in FIG. 2, the chlorination plate 2 comprises an extension pipe 21 inserted and fixed in the chlorination passage 16, a horizontally arranged annular pipe 22, four connecting pipes 23 for communicating the annular pipe 22 and the extension pipe 21, and four chlorination pipes 24 vertically communicating with the lower part of the annular pipe 22. The extension pipe 21 extends in an L-shape in the longitudinal direction, and the annular pipe 22 is located below the chlorination passage 16. The chlorine adding pipes 24 are uniformly distributed below the annular pipe 22; the lower ends of the chlorine adding pipes 24 extend into the wastewater, and the lengths of the four chlorine adding pipes 24 are different.

As shown in fig. 3, the lower end of each chlorine adding pipe 24 is provided with an inclined surface 241, the inclined surface 241 is arranged on the side of the chlorine adding pipe 24 away from the circular shape of the annular pipe 22, and the inclined surface 241 inclines towards the side close to the circular shape of the annular pipe 22 from the upper end to the lower end.

The lower port of the chlorine adding pipe 24 with the inclined surface 241 is provided with a guide plate 3, and the guide plate 3 comprises a panel 31 covering the lower port of the chlorine adding pipe 24 and a coaming 32 which is integrally formed with the panel 31 and is abutted against the outer wall surface of the chlorine adding pipe 24. The panel 31 is provided with a first guide hole 311, a second guide hole 312 and a third guide hole 313, the first guide hole 311 is positioned in the middle of the panel 31 in the vertical direction and is horizontally arranged, and three first guide holes 311 are arranged along the horizontal direction; the second guide hole 312 is located above the first guide hole 311 and is formed by inclining upward from one end communicated with the chlorine adding pipe 24 to the other end, and the third guide hole 313 is located below the first guide hole 311 and is formed by inclining downward from one end communicated with the chlorine adding pipe 24 to the other end.

As shown in fig. 4, a pressing piece 33 parallel to the apron 32 is fixed on the panel 31, an elastic lug 34 is glued to one end of the pressing piece 33 away from the panel 31, and the tube wall of the chlorine adding tube 24 is pressed between the apron 32 and the elastic lug 34. The abutting pieces 33 are provided with four and evenly distributed on the panel 31.

As shown in fig. 1, the stirring assembly 4 is disposed above the tank body 1 through a support member 5, the support member 5 includes a horizontal rod 51 located above the tank body 1 and two vertical rods 52 fixed at two ends of the horizontal rod 51, the lower ends of the two vertical rods 52 are both fixed with a mounting piece 53, and the two mounting pieces 53 respectively abut against the upper end surfaces of the third side plate 13 and the fourth side plate 14 and are fixed by bolts 54.

The stirring assembly 4 comprises a motor 41 vertically fixed in the middle of the horizontal rod 51 and a stirring disc 42 fixed on the output shaft of the motor 41. The output shaft of the motor 41 extends through the horizontal rod 51 to below the horizontal rod 51. The agitator disk 42 includes four connecting rods 423 fixed with the output shaft level of the motor 41, an annular rod 421 fixed at one end of the connecting rod 423 far away from the motor 41, and four agitator arms 422 vertically fixed below the annular rod 421, wherein the agitator arms 422 are uniformly distributed below the annular rod 421, and the lower ends of the agitator arms 422 extend into the wastewater.

The implementation principle of the embodiment is as follows: starting the motor 41, starting the stirring disc 42 to rotate, and continuously stirring the wastewater; chlorine water is introduced into the wastewater through the chlorine adding disc 2, the chlorine water is dispersed to the outer side of the annular pipe 22 through the plurality of chlorine adding pipes 24, and the chlorine water in the single chlorine adding pipe 24 is dispersed into the wastewater in an upper direction, a middle direction and a lower direction after passing through the guide plate 3.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (10)

1. A chemical reaction tank for an ammonia nitrogen wastewater treatment device comprises a tank body (1) and a chlorination channel (16) communicated with the inside of the tank body (1), and is characterized in that a stirring assembly (4) used for stirring wastewater in the tank is arranged on the tank body (1), the chlorination channel (16) is communicated with a plurality of chlorination disks (2) used for dispersing chlorine-water mixtures, and the chlorination disks (2) are arranged on the outer side of the stirring assembly (4); the chlorination disc (2) comprises an extension pipe (21) communicated with the chlorination channel (16) and a plurality of chlorination pipes (24) communicated with the extension pipe (21), wherein the chlorination pipes (24) extend into the wastewater; the stirring assembly (4) comprises a stirring disc (42) and a motor (41) for driving the stirring disc (42) to rotate, and one end, far away from the motor (41), of the stirring disc (42) extends into the waste water.

2. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to the claim 1, characterized in that the chlorination disk (2) further comprises a connecting pipe (23) communicated with the extension pipe (21) and an annular pipe (22) communicated with the connecting pipe (23), and a plurality of chlorination pipes (24) are uniformly communicated on the annular pipe (22).

3. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 2, characterized in that the distances from the plurality of chlorine adding pipes (24) to the bottom of the tank body (1) are different.

4. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 2, characterized in that the end surface of the chlorine adding pipe (24) in the wastewater is provided with an inclined surface (241), and the inclined surface (241) is arranged on one side of the chlorine adding pipe (24) away from the center of the circular pipe (22); the inclined surface (241) inclines to one side close to the circle center of the annular pipe (22) from one side close to the annular pipe (22) to one side far away from the annular pipe (22).

5. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 4, characterized in that a port of the chlorine adding pipe (24) provided with the inclined surface (241) is connected with a guide plate (3), the guide plate (3) is provided with a first guide hole (311), a second guide hole (312) and a third guide hole (313), both ends of which penetrate through the guide plate (3), and the first guide hole (311) enables chlorine water to flow out of the chlorine adding pipe (24) along the horizontal direction; the second guide hole (312) is obliquely formed from one end communicated with the chlorine adding pipe (24) to the other end towards one side close to the annular pipe (22); the third guide hole (313) is obliquely arranged from one end communicated with the chlorine adding pipe (24) to the other end towards one side far away from the annular pipe (22).

6. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 5, wherein the guide plate (3) comprises a panel (31) and a coaming (32) which is sleeved outside the chlorine adding pipe (24) and is integrally formed with the panel (31), a pressing sheet (33) for installing the guide plate (3) is fixed in the guide plate (3), and the chlorine adding pipe (24) is pressed between the pressing sheet (33) and the coaming (32).

7. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 6, wherein the abutting sheet (33) is arranged in parallel with the enclosing plate (32), one end of the abutting sheet (33) is fixed with the panel (31), the other end of the abutting sheet is fixed with the elastic bump (34), and the elastic bump (34) protrudes towards one side close to the enclosing plate (32).

8. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to the claim 6, characterized in that the abutting sheets (33) are provided in plurality and are uniformly distributed on the panel (31).

9. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 1, wherein the stirring assembly (4) is connected to the tank body (1) through a support member (5), the support member (5) comprises a horizontal rod (51) and two vertical rods (52) at two ends of the horizontal rod (51), and one ends of the vertical rods (52) far away from the horizontal rod (51) are fixed on the end surface of the tank body (1).

10. The chemical reaction tank for the ammonia nitrogen wastewater treatment device according to claim 9, characterized in that the end face of the vertical rod (52) is fixed with a mounting plate (53), and the mounting plate (53) is connected with the tank body (1) through a bolt (54).