CN216837385U - Ammonia nitrogen recovery device with water circulation function for nitrobenzene wastewater - Google Patents

Abstract

The utility model discloses an ammonia nitrogen recovery device with water circulation function for nitrobenzene wastewater, which comprises a recovery barrel, a heating block, a filter barrel and a conveying pipe; the heating blocks are uniformly distributed in the recycling bin, and a filter bin is fixed above the interior of the recycling bin; further comprising: the collecting barrel is fixed above the inner part of the filtering barrel, and a centrifugal barrel for separating solid from liquid is connected to a bearing below the collecting barrel; the return pipe is arranged on the left side of the heating block, and a water pump for enabling liquid to flow upwards is arranged in the return pipe; and the switching barrel is fixedly arranged on the outer side of the centrifugal barrel. This ammonia nitrogen recovery unit for nitrobenzene waste water with hydrologic cycle function makes the inside solid of nitrobenzene waste water and aqueous solution separate through setting up of centrifugation bucket, avoids the solid to make recovery unit the phenomenon of jam appear, protects recovery unit, reduces recovery unit's maintenance number of times, avoids the inside ammonia nitrogen of waste water not to handle totally.

Description

Ammonia nitrogen recovery device with water circulation function for nitrobenzene wastewater

Technical Field

The utility model relates to a nitrobenzene waste water technical field specifically is an ammonia nitrogen recovery unit for nitrobenzene waste water with hydrologic cycle function.

Background

Nitrobenzene is a raw material for organic synthesis, a large amount of nitrobenzene wastewater is generated in the process of synthesizing organic materials, the nitrobenzene wastewater has great influence on the environment, the nitrobenzene is insoluble in water, meanwhile, the nitrobenzene can explode when encountering open fire, ammonia nitrogen can be generated in the process of treating the nitrobenzene wastewater, the ammonia nitrogen can cause air pollution, and all harmful substances generated in the nitrobenzene wastewater need to be recovered, for example, an organic fertilizer ammonia nitrogen recovery device with the publication number of CN210543512U, a liquid inlet pipe is arranged on a transfer liquid storage tank, and a first valve is arranged on the liquid inlet pipe; the water inlet end of the water pump is connected with the transfer liquid storage tank, and the water outlet end of the water pump is provided with a connecting water pipe; the water outlet of the connecting water pipe extends into the recovery tank body and is connected with a shunt pipe; the lower end of the recovery tank body is provided with a return pipe connected with the transfer liquid storage tank, and the upper end of the recovery tank body is provided with an ammonia nitrogen recovery pipe connected with an ammonia nitrogen storage tank; a fifth valve is arranged on the ammonia nitrogen recovery pipe; the first packing layer and the second packing layer are arranged in the recovery tank body; the air inlet pipe is arranged on the side wall of the recovery tank body and is positioned below the second packing layer, the liquid adding pipe is arranged on the side wall of the recovery tank body and is connected with the PH regulating liquid storage tank, and a fourth valve is arranged on the liquid adding pipe; the spiral of electric tracing band is laid on retrieving jar body periphery lateral wall, the utility model discloses a gas-blowing retrieves the ammonia nitrogen, simple structure simple operation, and ammonia nitrogen recovery efficiency and effect are showing, but this recovery unit is at the in-process that uses still the problem:

1. the nitrobenzene wastewater may have solids insoluble in water, and foreign matters in the nitrobenzene wastewater need to be removed, so that the phenomenon that the recovery device is blocked by the foreign matters is avoided, and the maintenance frequency is increased;

2. the ammonia nitrogen in the nitrobenzene wastewater in the single treatment process may not be completely reacted, so that the ammonia nitrogen is contained in the nitrobenzene wastewater, and the environment is influenced to a certain extent;

therefore, the ammonia nitrogen recovery device for the nitrobenzene wastewater with the water circulation function is provided, and the problems can be well solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nitrobenzene is ammonia nitrogen recovery unit for waste water with hydrologic cycle function to solve the problem that nitrobenzene waste water single was handled and the inside foreign matter that can remain insoluble in water of nitrobenzene waste water on the existing market that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an ammonia nitrogen recovery device with a water circulation function for nitrobenzene wastewater comprises a recovery barrel, a heating block, a filter barrel and a conveying pipe;

the heating blocks are uniformly distributed in the recycling bin, and a filter bin is fixed above the interior of the recycling bin;

the conveying pipe is arranged at the upper left part of the recovery barrel;

further comprising:

the collecting barrel is fixed above the inner part of the filtering barrel, and a centrifugal barrel for separating solid from liquid is connected to a bearing below the collecting barrel;

the return pipe is arranged on the left side of the heating block, and a water pump for enabling liquid to flow upwards is arranged in the return pipe;

and the switching barrel is fixedly arranged on the outer side of the centrifugal barrel.

Preferably, the inside of recycling bin is provided with the packing layer, and the packing layer of below is provided with the motor that makes the rope winding to the packing layer evenly distributed of top has the spring, and the tip of spring is provided with the lifter plate that carries out the pulling to the stay cord in addition, makes the lifter plate rebound through the bullet of spring and pulls the shifting ring.

Preferably, the inside left and right sides of centrifugation bucket all slides the block and has the push rod that promotes the closing plate, and the inside slip block of centrifugation bucket has the push pedal that makes the push rod remove to both sides all are the slope structure about the top of push pedal, contact the push rod through push pedal rebound, and then make the push rod move to the outside, realize promoting the closing plate.

Preferably, the equal swing joint in the left and right sides of centrifugal bucket has the closing plate that makes the object remove, the inside of conveyer pipe is provided with drives centrifugal bucket pivoted turbine, and the outside of centrifugal bucket is provided with the collecting pipe to the top slip block of collecting pipe has the shift ring of avoiding the solid to reveal, makes switching bucket and collecting pipe be connected through shift ring rebound, prevents the unable normal rotation of centrifugal bucket.

Preferably, the welding has the stay cord that carries out the pulling to the shift ring between lifter plate and the push pedal, the output of motor and the top left and right sides of push pedal all weld the rope that carries out the pulling to the push pedal, upwards remove the push pedal through the rope, and then make the synchronous upward movement of the foreign matter of push pedal top, realize collecting the foreign matter.

Preferably, the moving distance of the lifting plate is greater than the distance between the moving ring and the switching barrel, and the moving ring is of a hollow structure, so that a gap between the switching barrel and the collecting pipe is avoided.

Compared with the prior art, the beneficial effects of the utility model are that: the setting up through the centrifuging barrel makes the inside solid of nitrobenzene waste water separate with the aqueous solution, realizes collecting the solid, avoids the solid to make recovery unit appear the phenomenon of jam, protects recovery unit, reduces recovery unit's maintenance number of times, makes inside liquid carry out the backward flow through setting up of back flow, realizes carrying out the multiple treatment to waste water, avoids the inside ammonia nitrogen of waste water not completely to handle totally, and concrete content is as follows:

1. the arrangement of the push plate enables the solid to move towards the interior of the switching barrel, so that foreign matters are collected, liquid and the solid are separated through centrifugal force generated by rotation of the centrifugal barrel, the phenomenon that the recovery device is blocked by the solid in the nitrobenzene wastewater is avoided, and the recovery device is protected;

2. make waste water can upwards flow through setting up of back flow, and then handle waste water once more, avoid the inside ammonia nitrogen of waste water not to handle completely, prevent that the ammonia nitrogen from entering into the external world along with the solid, avoid the ammonia nitrogen to exert an influence to the environment.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic view of the structure of the adapter cylinder of the present invention;

FIG. 3 is an enlarged schematic view of a portion of FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at b according to the present invention;

fig. 5 is a schematic view of the structure of the sealing plate of the present invention after rotation.

In the figure: 1. a recycling bin; 2. a heating block; 3. a filter vat; 4. a collection barrel; 5. a centrifuge bucket; 6. a delivery pipe; 7. a turbine; 8. a filler layer; 9. a motor; 10. a rope; 11. a lifting plate; 12. a spring; 13. pulling a rope; 14. a return pipe; 15. a collection pipe; 16. pushing the plate; 17. a sealing plate; 18. a push rod; 19. a switching barrel; 20. the ring is moved.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an ammonia nitrogen recovery device with water circulation function for nitrobenzene wastewater comprises a recovery barrel 1, a heating block 2, a filter barrel 3 and a delivery pipe 6;

the heating blocks 2 are uniformly distributed in the recycling bin 1, and a filter bin 3 is fixed above the interior of the recycling bin 1;

the conveying pipe 6 is arranged at the upper left part of the recovery barrel 1;

with reference to the figure 1, a gas pipe at the lower left corner of a recovery barrel 1 is connected with gas, the interior of the recovery barrel is heated through a heating block 2, the temperature range favorable for ammonia nitrogen recovery in the recovery barrel 1 is ensured, an ammonia nitrogen storage barrel is connected to the upper right corner of the recovery barrel 1, ammonia nitrogen is collected, and nitrobenzene wastewater enters the recovery barrel 1 through a conveying pipe 6; further comprising: a collecting barrel 4 fixed above the inner part of the filtering barrel 3, and a centrifugal barrel 5 for separating solid from liquid is connected with a bearing below the collecting barrel 4;

referring to fig. 1, nitrobenzene wastewater flows to enable an internal turbine 7 to rotate, the turbine 7 rotates to drive a centrifugal barrel 5 to rotate, the nitrobenzene wastewater enters into a collecting barrel 4 through a conveying pipe 6, the nitrobenzene wastewater enters into the centrifugal barrel 5 through the collecting barrel 4, the centrifugal barrel 5 rotates to generate centrifugal force to separate solid and liquid in the nitrobenzene wastewater, water enters into a filter barrel 3 through the centrifugal barrel 5, the wastewater flows downwards, and gas blows through a packing layer 8 to discharge ammonia nitrogen contained in the liquid, so that the collection of the ammonia nitrogen is realized;

a return pipe 14 installed at the left side of the heating block 2, and a water pump for making the liquid flow upward is provided inside the return pipe 14; enabling the liquid to flow upwards under the action of a water pump, and further completely treating ammonia nitrogen in the liquid;

the switching barrel 19 is fixedly arranged at the outer side of the centrifugal barrel 5; push rods 18 for pushing a sealing plate 17 are slidably clamped at the left side and the right side of the interior of the centrifugal barrel 5, a push plate 16 for moving the push rods 18 is slidably clamped at the interior of the centrifugal barrel 5, and the left side and the right side above the push plate 16 are in inclined structures; the left side and the right side of the centrifugal barrel 5 are movably connected with sealing plates 17 which can move objects, the inside of the conveying pipe 6 is provided with a turbine 7 which drives the centrifugal barrel 5 to rotate, the outer side of the centrifugal barrel 5 is provided with a collecting pipe 15, and a moving ring 20 which can avoid solid leakage is clamped above the collecting pipe 15 in a sliding way; the moving distance of the lifting plate 11 is greater than the distance between the moving ring 20 and the switching barrel 19, and the interior of the moving ring 20 is of a hollow structure;

a packing layer 8 is arranged inside the recovery barrel 1, a motor 9 for winding a rope 10 is arranged on the packing layer 8 below, springs 12 are uniformly distributed on the packing layer 8 above, and a lifting plate 11 for pulling a pull rope 13 is arranged at the end part of each spring 12; a pull rope 13 for pulling the moving ring 20 is welded between the lifting plate 11 and the push plate 16, and ropes 10 for pulling the push plate 16 are welded at the output end of the motor 9 and the left side and the right side above the push plate 16;

referring to fig. 1-4, after ammonia nitrogen is completely recovered, the addition of nitrobenzene wastewater to the inside is stopped, the power supply of the motor 9 is switched on, the motor 9 rotates to wind the rope 10, the rope 10 winds to pull the push plate 16, and further the push plate 16 moves upwards, when the push plate 16 moves upwards to contact with the push rod 18, the push rod 18 moves outwards to rotate the sealing plate 17, the sealing plate 17 rotates to enable the solids inside to enter the inside of the switching barrel 19, the lifting plate 11 moves upwards to pull the pull rope 13 through the elastic force of the spring 12, the pull rope 13 enables the moving ring 20 to move upwards, the switching barrel 19 is connected with the collecting pipe 15 through the connection of the moving ring 20, and the solids are collected through the arrangement of the collecting pipe 15.

The working principle is as follows: when the ammonia nitrogen recovery device with the water circulation function for the nitrobenzene wastewater is used, solid-liquid separation is realized by generating centrifugal force through the rotation of the centrifugal barrel 5 as shown in figures 1-5, gas blows the ammonia nitrogen inside, the ammonia nitrogen is collected by upward floating, the solid is treated by upward movement of the push plate 16, the smooth flow of water caused by the influence of the solid is avoided, and the ammonia nitrogen treatment efficiency is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. An ammonia nitrogen recovery device with a water circulation function for nitrobenzene wastewater comprises a recovery barrel (1), a heating block (2), a filter barrel (3) and a conveying pipe (6);

the heating blocks (2) are uniformly distributed in the recycling bin (1), and a filter bin (3) is fixed above the inside of the recycling bin (1);

the conveying pipe (6) is arranged at the upper left part of the recovery barrel (1);

it is characterized by also comprising:

the collecting barrel (4) is fixed above the inner part of the filtering barrel (3), and a centrifugal barrel (5) for separating solid from liquid is connected to a bearing below the collecting barrel (4);

the return pipe (14) is arranged on the left side of the heating block (2), and a water pump enabling liquid to flow upwards is arranged in the return pipe (14);

and the switching barrel (19) is fixedly arranged on the outer side of the centrifugal barrel (5).

2. The ammonia nitrogen recovery device with the water circulation function for the nitrobenzene waste water as claimed in claim 1, is characterized in that: the inner part of the recycling bin (1) is provided with a packing layer (8), the packing layer (8) below is provided with a motor (9) for winding a rope (10), springs (12) are uniformly distributed on the packing layer (8) above, and the end parts of the springs (12) are provided with lifting plates (11) for pulling pull ropes (13).

3. The ammonia nitrogen recovery device with the water circulation function for the nitrobenzene waste water as claimed in claim 1, is characterized in that: the left side and the right side of the inner part of the centrifugal barrel (5) are slidably clamped with push rods (18) for pushing the sealing plate (17), the inner part of the centrifugal barrel (5) is slidably clamped with push plates (16) for moving the push rods (18), and the left side and the right side of the upper part of each push plate (16) are in inclined structures.

4. The ammonia nitrogen recovery device with the water circulation function for the nitrobenzene waste water as claimed in claim 1, is characterized in that: the equal swing joint in the left and right sides of centrifuge bucket (5) has closing plate (17) that makes the object remove, the inside of conveyer pipe (6) is provided with drives centrifuge bucket (5) pivoted turbine (7), and the outside of centrifuge bucket (5) is provided with collecting pipe (15) to the top slip block of collecting pipe (15) has shift ring (20) of avoiding the solid to reveal.

5. The ammonia nitrogen recovery device with the water circulation function for the nitrobenzene waste water as claimed in claim 2, characterized in that: the welding has stay cord (13) that carry out the pulling to removal ring (20) between lifter plate (11) and push pedal (16), both sides all have welded rope (10) that carry out the pulling to push pedal (16) about the output of motor (9) and the top of push pedal (16).

6. The ammonia nitrogen recovery device with the water circulation function for the nitrobenzene waste water as claimed in claim 2, characterized in that: the moving distance of the lifting plate (11) is larger than the distance between the moving ring (20) and the switching barrel (19), and the moving ring (20) is of a hollow structure.

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