CN114702389B

CN114702389B - Purification device for extracting byproduct alkyne ester from waste water of cyhalofop acid process

Info

Publication number: CN114702389B
Application number: CN202210332943.9A
Authority: CN
Inventors: 钱晖; 魏康; 周学雷
Original assignee: Jiangsu Chunjiangruntian Agrochemical Co ltd
Current assignee: Jiangsu Chunjiangruntian Agrochemical Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-05-26
Anticipated expiration: 2042-03-30
Also published as: CN114702389A

Abstract

The invention discloses a purification device for extracting by-product alkyne ester from waste water of a cyhalofop acid process, and belongs to the technical field of process waste water treatment. The purification device comprises a filter pipeline, wherein a backflow tank is arranged on one side, far away from an inlet, of the filter pipeline, a gas collecting cover is arranged on the backflow tank, a medicine injection pipe is arranged on the gas collecting cover, the filter pipeline is communicated with the backflow tank, a multi-stage distiller is arranged in the backflow tank, the backflow tank is communicated with a cooling tower through a heat exchange pipeline, the cooling tower is connected with a light component through a pipeline, when purification operation is carried out, firstly waste liquid of produced cyhalofop acid is required to be discharged into the filter pipeline and then enters the backflow tank, medicines are added into the medicine injection pipe, after the waste liquid stands in the backflow tank for a period of time, the waste liquid is heated by the multi-stage distiller, then the temperature generated by the multi-stage distiller is changed, evaporated substances enter the light component again for purification after passing through the cooling tower, and finally the alkyne ester solution with higher concentration is obtained.

Description

Purification device for extracting byproduct alkyne ester from waste water of cyhalofop acid process

Technical Field

The invention relates to the technical field of process wastewater treatment, in particular to a purification device for extracting by-product alkyne ester from cyhalofop acid process wastewater.

Background

When the efficient cyhalothrin and bifenthrin are produced, the cyhalothrin is used as an important intermediate for synthesizing two main products, and the cyhalothrin methyl ester exists in the cyhalothrin production process, is not discovered all the time because the occupied amount of the cyhalothrin methyl ester in the system is tiny, is used as impurity for incineration treatment, and in addition, the waste and the waste water in the production process are discharged after oil separation, dilution and biochemical treatment, so that the enterprise treatment cost is increased, the potential environmental pollution problem exists for the company, the cyhalothrin methyl ester in the cyhalothrin is very important to recover, the research and development of related technologies such as pesticide clean production are promoted, and the technical blank in the aspect is made up.

When the alkyne ester substance is purified, a large amount of waste liquid of the cyhalofop acid process is required to be utilized, a large amount of energy is required to treat the alkyne ester substance from the side surface, some manufacturers adopt single evaporation devices, the equipment not only wastes a large amount of energy, the obtained alkyne ester substance cannot meet the recycling requirement, the problem that the ratio of water to gas is not balanced in the light removal process in the production process, the purification failure is caused is also frequently caused, in addition, a large amount of energy resources are wasted in the purification process due to the special temperature control in the production process, the temperature control effect cannot be achieved, and the purified alkyne ester substance cannot be synthesized by continuous temperature control and is evaporated.

Disclosure of Invention

The invention provides a purification device for extracting byproduct alkyne ester from waste water of a kungfu acid process, which can effectively solve the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the purification device comprises a filtering pipeline, wherein a backflow tank is arranged on one side, far away from an inlet, of the filtering pipeline, a gas collecting hood is arranged on the backflow tank, a medicine injection pipe is arranged on the gas collecting hood, the filtering pipeline is communicated with the backflow tank, a multi-stage distiller is arranged in the backflow tank, the backflow tank is communicated with a cooling tower through a heat exchange pipeline, the cooling tower is connected with a light component through a pipeline, when purification operation is carried out, firstly waste liquid of the production of the cyhalofop acid is required to be discharged into the filtering pipeline, the filtering pipeline filters the waste liquid of the cyhalofop acid, insoluble matters in the waste liquid can be filtered out, then the waste liquid enters the backflow tank, medicines are added into the medicine injection pipe, after the medicine injection tank is kept stand for a period of time in the backflow tank, the multi-stage distiller heats the waste liquid, moisture in the waste liquid is evaporated, then the temperature generated by the multi-stage distiller is changed, a large amount of alkyne ester matters are evaporated, and the evaporated matters enter the light component again for purification after passing through the cooling tower, so that the alkyne ester solution with higher concentration is finally obtained.

The filter pipeline is internally provided with a plurality of filter plates, the filter plates and the filter pipeline are in sliding connection, the filter plates comprise mounting grooves, a plurality of filter plates are arranged on the mounting grooves, rotating blades are arranged between adjacent filter plates, the rotating blades are in rotating connection with the filter plates, storage grooves are arranged on the edges of the rotating blades, the storage grooves are in sliding contact with the inner walls of the mounting grooves, the storage grooves and the rotating blades are of detachable structures, the mounting grooves are in sliding connection with the inner walls of the filter pipeline, blocking valves are arranged between the filter pipeline and the backflow pond, after the cyciic acid wastewater flows through the filter pipeline, the filter plates on the filter plates can sequentially separate insoluble matters and indissolvable matters step by step, when the wastewater flows through the filter plates, the filter plates can be driven to rotate along with the rotating blades, residues filtered are driven to rotate along with the rotating blades, the situation of blocking is avoided, and meanwhile, the residues attached to the filter pipelines are stored in the storage grooves, the situation of being cleaned again is avoided, and when the filter plates need to be cleaned, the filter plates can be carried out in a plurality of steps only by moving the positions of the mounting grooves.

The utility model provides a be provided with multistage distiller in the pond that flows backward, multistage distiller sets up on flowing backward the pond inner wall, it is connected with the gas-collecting channel to flow backward the pond upper end is provided with a plurality of lift hydraulic stem, be provided with the lift ring in the pond inner wall that flows backward, lift ring and gas-collecting channel fixed connection, lift ring and flowing backward pond inner wall sliding connection, it is provided with the clearance subassembly to flow backward the pond bottom, be provided with the degasser on the gas-collecting channel, the gas-collecting channel passes through heat exchange pipeline and cooling tower intercommunication, be provided with exhaust valve on the heat exchange pipeline, after the waste liquid enters into the pond that flows backward, can be heated it by multistage distiller, the heating temperature of multistage distiller can regulate and control, and when heating, the lift hydraulic stem carries out work, can drive the gas-collecting channel and remove, also can drive the lift ring and remove when the gas-collecting channel removes, thereby change inside atmospheric pressure, reach the required pressure of evaporating alkyne ester article, after the evaporation is accomplished, open the degasser, the degasser will get rid of inside unnecessary gas, clear up inside residue.

The cleaning assembly comprises a stirring motor, wherein the stirring motor is provided with a stirring rod, the stirring motor is arranged at the bottom end of the backflow tank, two ends of the stirring rod are respectively in sliding contact with the inner wall of the backflow tank, a salt dissolving tank is arranged at a part, close to the body of the stirring motor, of the backflow tank, a trash discharging box is arranged in the salt dissolving tank and is in sliding contact with the salt dissolving tank, a sealed rubber pad is arranged on the salt dissolving tank and is in sliding contact with the salt dissolving tank, the stirring motor can rotate along with the stirring motor in the evaporation process, the stirring rod drives the stirring rod to rotate, the stirring rod can mix components of a product, massive crystals are prevented from being formed, the non-evaporated alkyne ester which is already esterified is wrapped in the crystals, after evaporation is completed, some salt substances which cannot be evaporated can be stored in the salt dissolving tank, residues in the salt dissolving tank can be processed, melted or dissolved in water again, and the trash discharging box can be directly pushed out according to specific needs.

The light component comprises a light tower, a spiral connecting pipe is arranged on the tower body of the light tower and is respectively communicated with the cooling tower and the backflow pond, a water inlet is formed in the top of the light tower, an air inlet is formed in one side of the light tower, a water outlet is formed in one side of the light tower, which is far away from the air inlet, the air inlet is communicated with a pumping machine, a plurality of flow separation plates are arranged in the light tower, when the purification process is carried out, substances which are introduced are selected according to specific requirements, heated steam can carry out heat preservation and heating on the light tower, cooled water can cool the tower body of the light tower, so that the problem of insufficient purification precision caused by overlarge temperature change in the internal purification process can be avoided, water containing alkyne esters substances from the cooling tower enters the light tower from the water inlet, and then the purification process is carried out by the light tower.

The baffle end is embedded into the inner wall of the light-off tower and is rotationally connected with the inner wall of the light-off tower, a spring piece is arranged at the joint of the light-off tower and the baffle, two ends of the spring piece are respectively propped against the light-off tower and the baffle, a baffle is arranged in the baffle and is in sliding contact with the baffle, the baffle is connected with the inner wall of the baffle through a spring, one end of the baffle, far away from the spring, of the baffle is connected with the edge of a fixed pulley through a connecting rope, the fixed pulley is fixedly connected with the inner wall of the light-off tower, a vibrating plate is arranged below the baffle, the vibrating plate is in sliding connection with a sliding groove of the inner wall of the light-off tower, a spring is arranged in the sliding groove, two ends of the spring are respectively propped against the vibrating plate and the sliding groove, the vibrating plate is connected with an air inlet through an adjusting connecting rod, after water at the water inlet passes through the baffle, the baffle can generate a certain rotational displacement, the connecting rope can be driven to rotate synchronously, meanwhile, the rotational displacement of the baffle can be larger the baffle can make the retracting distance of the connecting rope be longer, and the filtering hole on the baffle can be in contact with the baffle through the through hole on the baffle through the baffle, the baffle can be in high contact with the through hole on the baffle, thus the flow rate can not be adjusted in the air flow, and can not move down in the air flow can be adjusted, and can not cause the air flow can be adjusted in the space simultaneously, and can be adjusted.

The utility model provides a novel purification device for the acetylene gas of the utility model, an air inlet department is provided with the inlet ring, be provided with a plurality of inlet fan leaf in the inlet ring, every inlet fan leaf surface respectively with inlet ring sliding contact, every inlet fan leaf one end respectively with inlet ring one end swivelling joint, be provided with rotatory tooth post on the inlet fan leaf near the inlet bottom, tooth meshing on rotatory tooth post and the regulation connecting rod, regulation connecting rod and the inner wall sliding connection of the light tower, be connected through the transfer pole respectively on the adjacent inlet fan leaf, transfer pole both ends respectively with every inlet fan leaf swivelling joint, inlet is kept away from inlet ring one side and is provided with waterproof ring, be provided with the rubber ring that gives vent to anger in the waterproof ring, the rubber ring that gives vent to anger passes through spring coupling with waterproof ring, set up by a plurality of venthole on the rubber ring, when the regulation connecting rod moves down, make rotatory tooth post rotate, make inlet fan leaf be close to inlet ring more, the flow area increase of inlet port, make the air quantity that enters into the light tower in increases, lead to purifying efficiency also increases gradually, simultaneously in the process of ventilating, the rubber ring will prevent the problem that the water in the light tower from flowing backward, when the rubber ring receives great pressure, can not receive waterproof ring and water from the phenomenon of pouring the big material has avoided like this, the water ring to take place to waste after the waterproof ring has been avoided.

The cooling tower is internally provided with a heat exchanger, the heat exchanger is communicated with the gas collecting hood through a pipeline, the cooling tower is internally provided with a cooling tank, the cooling tank is internally provided with a water storage tank and a purification tank, the purification tank is connected with a water inlet through a pipeline, an oil separation plate is arranged between the water storage tank and the purification tank, discharged steam from the backward flow tank flows through the heat exchanger, liquefied steam enters the water storage tank, water in the water storage tank can flow through the oil separation plate to separate the evaporated oil substances on the oil separation plate, and meanwhile, the oil separation plate can be directly used for discharging and purifying, the oil separation plate is used for adjusting according to a specific process, and then the oil separation plate enters the light component removing tower.

Compared with the prior art, the invention has the beneficial effects that: 1. the multi-stage evaporation combined light component is used together, so that the purification process is smoother and more integrated, the pollution problem in the transportation process is reduced, meanwhile, the energy of the multi-stage evaporation indirectly keeps the light component warm under the action of the cooling tower, a heat insulation layer is formed outside, and the energy loss of the internal temperature control caused by the external environment is reduced.

2. The invention adopts the random light component, the water and the air in the light component can form equal proportion, or the gradual form can carry out self-adjustment, the adjustment flow can change along with the change of the water flow, the invention is added with the intellectualization in purification, and the automatic water-air matching self-adjustment function can be formed without manual intervention.

3. The invention adopts the light weight tower with the anti-blocking function, the rotation angle of the inner flow baffle plate and the throughput of the water flow of the flow baffle plate can be automatically adjusted according to the size of the water flow, so that the problem that the upper air inlet is blocked due to the fact that the water flow is too large and the flow speed is insufficient in the use process is avoided, and meanwhile, the self-changing waterproof ring is also adopted, so that the problems of water flow overflow and the like in the process of water flow accumulation are avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic elevational view of the present invention;

FIG. 3 is a schematic view of the internal structure of the back-flowing tank of the present invention;

FIG. 4 is a schematic view of the internal structure of the multi-stage filter plate of the present invention;

FIG. 5 is a schematic view showing the internal structure of the cooling tower of the present invention;

FIG. 6 is a schematic view of the internal structure of the light ends removal column of the present invention;

FIG. 7 is a schematic view of the structure of the air inlet ring of the present invention;

fig. 8 is a schematic view of the waterproof ring structure of the present invention;

FIG. 9 is a schematic view of the internal structure of the baffle plate of the present invention;

reference numerals in the drawings: 1. a filter tube; 2. a back-flowing pool; 3. a gas collecting hood; 4. a drug injection tube; 5. a multistage distiller; 6. a cooling tower; 601. a heat exchanger; 602. a water storage pool; 603. a purifying pool; 604. an oil separator; 7. a heat exchange pipeline; 8. a light component; 801. a light component removing tower; 802. a spiral connecting pipe; 803. a water inlet; 804. an air inlet; 805. a water outlet; 806. a flow barrier; 807. a spring piece; 808. isolating and flowing through a filter screen; 809. a connecting rope; 810. a fixed wheel; 811. a sliding groove; 812. adjusting the connecting rod; 813. an air inlet ring; 814. air inlet fan blades; 815. rotating the tooth column; 816. a rotating rod is adjusted; 817. a waterproof ring; 818. an air outlet rubber ring; 819. a vibration plate; 9. a multi-stage filter plate; 901. a mounting groove; 902. a filter plate; 903. rotating fan blades; 905. a storage tank; 10. blocking the valve; 11. a lifting hydraulic rod; 12. a lifting ring; 13. cleaning the assembly; 1301. a stirring motor; 1302. a stirring rod; 1303. a salt dissolving tank; 1304. a trash box; 14. a deaerator; 15. an exhaust valve.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 9, the present invention provides the following technical solutions:

the purification device comprises a filter pipeline 1, wherein a backflow tank 2 is arranged on one side, far away from an inlet, of the filter pipeline 1, a gas collecting hood 3 is arranged on the backflow tank 2, a medicine injection pipe 4 is arranged on the gas collecting hood 3, the filter pipeline 1 is communicated with the backflow tank 2, a multistage distiller 5 is arranged in the backflow tank 2, the backflow tank 2 is communicated with a cooling tower 6 through a heat exchange pipeline 7, the cooling tower 6 is connected with a light component 8 through a pipeline, when purification operation is carried out, firstly, waste liquid of the production of the cyhalofop acid is required to be discharged into the filter pipeline, the filter pipeline filters the waste liquid of the cyhalofop acid, insoluble matters in the waste liquid can be filtered, then the waste liquid enters the backflow tank, medicines are added into the medicine injection pipe, after the waste liquid is kept still in the backflow tank for a period of time, the waste liquid is heated by the multistage distiller, then the water in the waste liquid is evaporated, the temperature generated by the multistage distiller is changed, a large amount of alkyne ester matters are evaporated, and the evaporated matters enter the light component again after passing through the cooling tower for purification, and finally, the alkyne ester solution with higher concentration is obtained.

The filter pipeline 1 is internally provided with a multi-stage filter plate 9, the multi-stage filter plate 9 is in sliding connection with the filter pipeline 1, the multi-stage filter plate 9 comprises a mounting groove 901, a plurality of filter plates 902 are arranged on the mounting groove 901, rotating blades 903 are arranged between adjacent filter plates 902, the rotating blades 903 are rotationally connected with the filter plates 902, a storage groove 905 is arranged at the edge of each rotating blade 903, the storage groove 905 is in sliding contact with the inner wall of the mounting groove 901, the storage groove 905 and the rotating blades 903 are of a detachable structure, the mounting groove 901 is in sliding connection with the inner wall of the filter pipeline 1, a blocking valve 10 is arranged between the filter pipeline 1 and the backflow pond 2, after the cyhalocarbon wastewater flows through the filter pipeline, firstly, insoluble substances and indissoluble substances are separated step by step through the multi-stage filter plates, and when the wastewater flows through the filter plates, the rotating blades are driven to drive filtered residues to rotate along with the rotating blades, the blocking condition is avoided, and meanwhile, the residues adhered to the filter pipeline are scraped in the rotating process, and the storage groove is prevented from being adhered to the storage groove again, and the filter plates need to be cleaned out of the mounting groove when the filter plates are required to be removed.

The device comprises a back-flowing tank 2, a multistage distiller 5 is arranged in the back-flowing tank 2, the multistage distiller 5 is arranged on the inner wall of the back-flowing tank 2, a plurality of lifting hydraulic rods 11 are arranged at the upper end of the back-flowing tank 2, the output end of each lifting hydraulic rod 11 is connected with a gas collecting cover 3, lifting rings 12 are arranged in the inner wall of the back-flowing tank 2, the lifting rings 12 are fixedly connected with the gas collecting covers 3, the lifting rings 12 are slidably connected with the inner wall of the back-flowing tank 2, a cleaning assembly 13 is arranged at the bottom end of the back-flowing tank 2, a degassing machine 14 is arranged on the gas collecting covers 3 and communicated with a cooling tower 6 through a heat exchange pipeline 7, an exhaust valve 15 is arranged on the heat exchange pipeline 7, after waste liquid enters the back-flowing tank, the waste liquid can be heated by the multistage distiller, the heating temperature of the multistage distiller can be regulated and controlled, and the lifting hydraulic rods work while heating, the gas collecting covers can be driven to move, and meanwhile, the lifting rings can be driven to move, so that the internal air pressure is changed, and the internal air pressure is evaporated, and the residual air pressure inside the degassing machine is cleaned after evaporation is completed.

The cleaning component 13 comprises a stirring motor 1301, a stirring rod 1302 is arranged on the stirring motor 1301, the stirring motor 1301 is arranged at the bottom end of the backward flow tank 2, two ends of the stirring rod 1302 are respectively in sliding contact with the inner wall of the backward flow tank 2, a salt dissolving tank 1303 is arranged at the part, close to the stirring motor 1301, of the backward flow tank 2, a trash discharging box 1304 is arranged in the salt dissolving tank 1303, the trash discharging box 1304 is in sliding contact with the salt dissolving tank 1303, a sealing rubber pad is arranged on the salt dissolving tank 1303, the sealing rubber pad is in sliding contact with the salt dissolving tank 1303, the stirring motor rotates along with the trash discharging box, the stirring motor drives the stirring rod to rotate, the stirring rod can mix components of a product, unevaporated alkyne ester is prevented from being wrapped in the crystal, after vaporization is completed, some salt substances which cannot be vaporized can be stored in the salt dissolving tank, residues in the salt dissolving tank can be processed, melted or dissolved in water again, and the trash discharging box can be directly pushed out for cleaning according to specific needs.

The light component 8 comprises a light tower 801, a spiral connecting pipe 802 is arranged on the tower body of the light tower 801, the spiral connecting pipe 802 is respectively communicated with a cooling tower 6 and a backflow pool 2, a water inlet 803 is formed in the top of the light tower 801, an air inlet 804 is formed in one side of the light tower 801, a water outlet 805 is formed in one side of the light tower 801, which is far away from the air inlet 804, the air inlet 804 is communicated with a pumping machine, a plurality of flow separation plates 806 are arranged in the light tower 801, when a purification process is carried out, the introduced substances are selected according to specific requirements, heated steam can keep the light tower warm and heat the light tower, and cooled water can cool the tower body of the light tower, so that the problem of insufficient purification precision caused by overlarge temperature change in the internal purification process can be avoided, water containing alkyne esters substances from the cooling tower enters the light tower from the water inlet, and then the purification process is carried out by the light tower.

The end of the flow separation plate 806 is embedded into the inner wall of the light removal tower 801 and is rotationally connected with the inner wall of the light removal tower 801, a spring piece 807 is arranged at the joint of the light removal tower 801 and the flow separation plate 806, two ends of the spring piece 807 respectively prop against the light removal tower 801 and the flow separation plate 806, a flow separation filter screen 808 is arranged in the flow separation plate 806, the flow separation filter screen 808 is in sliding contact with the flow separation plate 806, the flow separation filter screen 808 is connected with the inner wall of the flow separation plate 806 through a spring, one end of the flow separation filter screen 808, which is far away from the spring, is fixedly connected with the inner wall of the light removal tower 801 through a connecting rope 809, the fixed wheel 810 is fixedly connected with the inner wall of the light removal tower 801, a vibrating plate 819 is arranged below the flow separation plate 806, the vibrating plate 819 is in sliding connection with a sliding groove 811 of the inner wall of the light removal tower 801, two ends of the spring respectively prop against the vibrating plate 819 and the sliding groove 811, the vibrating plate 819 is connected with an air inlet 804 through an adjusting connecting rod 812, after the water of water inlet department is through separating the flow board, it will produce certain rotary displacement to separate the flow board, rotatory in-process will drive the rope of connecting and rotate in step, simultaneously, the rotary displacement who separates the flow board is bigger, can make the pack up the distance that connects the rope longer, the filtration pore on the separation filter screen will be with separating the through-hole overlap ratio on the flow board higher simultaneously, just so make the flow board can accelerate circulation, avoid because the circulation not in time the confined space that the injection rivers that lead to cause, and can't carry out the displacement purification with the air in the space, simultaneously after carrying out such supplementary acceleration, rivers will drop on the vibrating plate, the vibrating plate will produce the effect of moving down under the effect of rivers, the in-process that moves drives the adjusting link and removes, the adjusting link also will automatically regulated air inlet department's air input.

An air inlet ring 813 is arranged at the air inlet 804, a plurality of air inlet blades 814 are arranged in the air inlet ring 813, the surface of each air inlet blade 814 is respectively in sliding contact with the air inlet ring 813, one end of each air inlet blade 814 is respectively in rotary connection with one end of the air inlet ring 813, a rotary tooth column 815 is arranged on the air inlet blade 814 close to the bottom end of the air inlet 804, the rotary tooth column 815 is meshed with teeth on an adjusting connecting rod 812, the adjusting connecting rod 812 is in sliding connection with the inner wall of the light-removal tower 801, adjacent air inlet blades 814 are respectively connected through an adjusting rod 816, two ends of the adjusting rod 816 are respectively in rotary connection with each air inlet blade 814, a waterproof ring 817 is arranged on one side of the air inlet 804 far from the air inlet ring 813, an air outlet rubber ring 818 is arranged in the waterproof ring 817, the rubber circle 818 and the waterproof ring 817 of giving vent to anger pass through spring coupling, set up by a plurality of venthole on the rubber circle 818 of giving vent to anger, when adjusting the connecting rod downwardly moving, will make rotatory tooth post rotate, make the inlet fan blade be close to the inlet ring more, the flow area of air inlet increases, make the air amount that enters into in the light component removal tower increase, lead to the efficiency of purification also to increase gradually, the in-process of ventilating simultaneously, the rubber circle of giving vent to anger will support the problem that the water in the light component removal tower avoided appearing flowing backward, when the rubber circle of giving vent to anger is receiving great pressure, can make the rubber circle paste tightly with the waterproof ring, the rivers will not appear flowing backward the emergence of phenomenon from waterproof ring like this, the waste of alkyne ester material after the purification has also been avoided greatly.

The cooling tower 6 is provided with a heat exchanger 601, the heat exchanger 601 is communicated with the gas collecting hood 3 through a pipeline, the cooling tower 6 is internally provided with a cooling tank, a water storage tank 602 and a purification tank 603 are arranged in the cooling tank, the purification tank 603 is connected with a water inlet 803 through a pipeline, an oil separation plate 604 is arranged between the water storage tank 602 and the purification tank 603, discharged steam from the reverse flow tank flows through the heat exchanger, liquefied steam enters the water storage tank, water in the water storage tank can flow through the oil separation plate to separate evaporated oil substances on the oil separation plate, meanwhile, the oil substances can be directly discharged and purified without the oil separation plate, the oil separation plate is adjusted according to a specific process, and then the oil separation plate enters the light component removal tower.

The working principle of the invention is as follows: when purification operation is carried out, firstly, the waste liquid of the production of the cyhaloid is required to be discharged into the filter pipeline 1, the filter pipeline 1 filters the waste liquid of the cyhaloid, the multistage filter plate 9 filters insoluble substances and indissolvable substances in the waste liquid one by one, simultaneously, the impurities with larger viscosity are cleaned, the adhesion is avoided in the filter pipeline 1, the blockage is caused, the waste liquid enters the backward flow tank 2, medicines are added into the medicine injection pipe 4, after the waste liquid stands for a period of time in the backward flow tank 2, the industrial waste water can undergo esterification reaction, the required acetylenic ester substances are generated, the waste liquid is heated by the multistage distiller 5, the moisture in the waste liquid is evaporated, meanwhile, the air collecting hood 3 and the backward flow tank 2 are controlled by adjusting the distance, so that the acetylenic ester substances are easier to evaporate, then the temperature generated by the multistage distiller 5 is changed, a large amount of acetylenic ester substances are evaporated, the residual salt substances are stored in the solution tank 1303, the evaporated substances are condensed by the cooling tower 6, the cooling tower 6 is transmitted to the light weight tower 801, the light weight tower 801 is subjected to the esterification reaction, the water is evaporated into the light weight tower 801, the light weight tower 801 is fed into the air inlet 804 through the air pump, the light weight tower 801 is simultaneously, the air pump is adjusted, the air is purified by the air pump is further, the air is adjusted, and the air is supplied to the air from the air inlet 804, and the air pump is simultaneously, the air is adjusted, and the air is purified by the air pump is simultaneously, and the air is convenient to realize, and the purification operation is convenient, and the operation is convenient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A purification device for extracting by-product alkyne ester from waste water of a cyhalofop acid process is characterized in that: the purification device comprises a filter pipeline (1), wherein a backflow pool (2) is arranged on one side, far away from an inlet, of the filter pipeline (1), a gas collecting cover (3) is arranged on the backflow pool (2), a medicine injection pipe (4) is arranged on the gas collecting cover (3), the filter pipeline (1) is communicated with the backflow pool (2), a multistage distiller (5) is arranged in the backflow pool (2), the backflow pool (2) is communicated with a cooling tower (6) through a heat exchange pipeline (7), and the cooling tower (6) is connected with a light component (8) through a pipeline;

the light component 8 comprises a light tower (801), a spiral connecting pipe (802) is arranged on the tower body of the light tower (801), the spiral connecting pipe (802) is respectively communicated with a cooling tower (6) and a backflow pond (2), a water inlet (803) is formed in the top of the light tower (801), an air inlet (804) is formed in one side of the light tower (801), a water outlet (805) is formed in one side, far away from the air inlet (804), of the light tower (801), the air inlet (804) is communicated with a pumping machine, and a plurality of flow separation plates (806) are arranged in the light tower (801);

the device is characterized in that the end of the flow separation plate (806) is embedded into the inner wall of the light removal tower (801) and is rotationally connected with the inner wall of the light removal tower (801), a spring piece (807) is arranged at the joint of the light removal tower (801) and the flow separation plate (806), two ends of the spring piece (807) are respectively propped against the light removal tower (801) and the flow separation plate (806), a flow separation filter screen (808) is arranged in the flow separation plate (806), the flow separation filter screen (808) is in sliding contact with the flow separation plate (806), the flow separation filter screen (808) is connected with the inner wall of the flow separation plate (806) through a spring, one end, far away from the spring, of the flow separation filter screen (808) is fixedly connected with the inner wall of the light removal tower (801) through a connecting rope (810), a vibrating plate (819) is arranged below the flow separation plate (806), the vibrating plate (819) is slidably connected with a sliding groove (811) of the inner wall of the light removal tower (801), a spring is arranged in the sliding groove (811), and the vibrating plate (819) is respectively propped against the two ends of the vibrating plate (819) through the adjusting groove (812);

an air inlet ring (813) is arranged at the air inlet (804), a plurality of air inlet blades (814) are arranged in the air inlet ring (813), the surfaces of each air inlet blade (814) are respectively in sliding contact with the air inlet ring (813), one end of each air inlet blade (814) is respectively in rotary connection with one end of the air inlet ring (813), a rotary tooth column (815) is arranged on the air inlet blade (814) close to the bottom end of the air inlet (804), the rotary tooth column (815) is meshed with teeth on an adjusting connecting rod (812), the adjusting connecting rod (812) is in sliding connection with the inner wall of a light-removal tower (801), two ends of each adjusting rod (816) are respectively in rotary connection with each air inlet blade (814), a waterproof ring (817) is arranged on one side of the air inlet (804), a rubber ring (818) is arranged in the waterproof ring (817), the rubber ring (818) is connected with the waterproof ring (818) through a spring, and a plurality of air outlet holes (818) are formed in the rubber ring (818);

be provided with heat exchanger (601) in cooling tower (6), heat exchanger (601) are through pipeline and gas collecting channel (3) intercommunication, be provided with the cooling tank in cooling tower (6), be provided with in the cooling tank and deposit pond (602) and purification pond (603), purification pond (603) are through pipe connection with water inlet (803), be provided with oil removal board (604) between deposit pond (602) and purification pond (603).

2. The purification device for extracting byproduct alkyne ester from waste water of cyhalofop acid process as claimed in claim 1, wherein: be provided with multistage filter (9) in filter tube (1), multistage filter (9) and filter tube (1) sliding connection, multistage filter (9) are including mounting groove (901), be provided with a plurality of filter (902) on mounting groove (901), be provided with along with changeing flabellum (903) between adjacent filter (902), along with changeing flabellum (903) and filter (902) swivelling joint, along with changeing flabellum (903) edge and be provided with holding tank (905), holding tank (905) and mounting groove (901) inner wall sliding contact, holding tank (905) and along with changeing flabellum (903) are detachable construction, mounting groove (901) and filter tube (1) inner wall sliding connection, be provided with between filter tube (1) and backward flowing pond (2) and block valve (10).

3. The purification device for extracting byproduct alkyne ester from waste water of cyhalofop acid process as claimed in claim 1, wherein: the utility model discloses a solar energy collection device, including back-flow tank (2), multistage distiller (5) are provided with in back-flow tank (2) inner wall, back-flow tank (2) upper end is provided with a plurality of lift hydraulic stem (11), every lift hydraulic stem (11) output is connected with gas collecting channel (3), be provided with lift ring (12) in back-flow tank (2) inner wall, lift ring (12) and gas collecting channel (3) fixed connection, lift ring (12) and back-flow tank (2) inner wall sliding connection, back-flow tank (2) bottom is provided with clearance subassembly (13), be provided with degasser (14) on gas collecting channel (3), gas collecting channel (3) are through heat exchange tube (7) and cooling tower (6) intercommunication, be provided with exhaust valve (15) on heat exchange tube (7).

4. A purification device for extracting by-product alkyne ester from waste water of cyhalofop acid process according to claim 3, wherein: the cleaning assembly (13) comprises a stirring motor (1301), a stirring rod (1302) is arranged on the stirring motor (1301), the stirring motor (1301) is arranged at the bottom end of the backflow pond (2), two ends of the stirring rod (1302) are respectively in sliding contact with the inner wall of the backflow pond (2), a salt dissolving pond (1303) is arranged at a part, close to the body of the stirring motor (1301), of the backflow pond (2), a trash can (1304) is arranged in the salt dissolving pond (1303), the trash can (1304) is in sliding contact with the salt dissolving pond (1303), a sealing rubber gasket is arranged on the salt dissolving pond (1303), and the sealing rubber gasket is in sliding contact with the salt dissolving pond (1303).