阅读说明：本技术 一种基于环保型制药废水水源净化处理重复利用工艺 (Water source purification treatment and recycling process based on environment-friendly pharmaceutical wastewater ) 是由 鞠阳 张琦惠 张凌舒 于 2021-09-08 设计创作，主要内容包括：本发明提供一种基于环保型制药废水水源净化处理重复利用工艺。所述基于环保型制药废水水源净化处理重复利用工艺包括以下处理步骤：S1优先通过储液空间分隔处理对废水储液进行空间的分隔,分隔后通过初级消毒净化处理对废水溶液进行初级消毒和净化。本发明提供的基于环保型制药废水水源净化处理重复利用工艺,医用废水在储存时进行初级消毒净化处理,提前对废水进行灭活,灭活后的废液依次经过厌氧处理、UASB处理和沉淀池的净化,净化后的水源再通过蒸馏处理,蒸馏能够对废水进行回收加工,废水加工时能够稳定的冷凝后和分离,分离出的蒸馏水可用于回收医用,以便于废水净化的循环回收和重复利用。(The invention provides a water source purification treatment and recycling process based on environment-friendly pharmaceutical wastewater. The water source purification treatment and recycling process based on the environment-friendly pharmaceutical wastewater comprises the following treatment steps: s1 preferably performs spatial separation of the stored wastewater by means of the stored-fluid spatial separation treatment, and performs primary disinfection and purification of the wastewater solution by means of the primary disinfection and purification treatment after the separation. According to the water source purification treatment recycling process based on the environment-friendly pharmaceutical wastewater, provided by the invention, the medical wastewater is subjected to primary disinfection and purification treatment during storage, the wastewater is inactivated in advance, the inactivated waste liquid is subjected to anaerobic treatment, UASB treatment and purification in a sedimentation tank in sequence, the purified water source is subjected to distillation treatment, the wastewater can be recovered and processed by distillation, the wastewater can be stably condensed and separated during processing, and the separated distilled water can be used for recycling medical treatment, so that the wastewater can be recycled and reused for purification.)

1. The water source purification treatment and recycling process based on the environment-friendly pharmaceutical wastewater is characterized by comprising the following treatment steps of:

s1, preferably, the waste water storage solution is spatially separated through the storage solution space separation treatment, and the waste water solution is primarily disinfected and purified through the primary disinfection and purification treatment after separation;

s2 subjecting the stock solution to anaerobic treatment after sterilization and purification at step S1;

s3 feeding the solution after anaerobic treatment in step S2 into UASB for treatment;

s4 inputting the UASB treated solution into the sedimentation tank for purification and separation in step S3;

s5, a part of the solution precipitated and purified in the step S4 enters a circulating water treatment conveying system, the waste liquid is conveyed back to the treatment step of the step S2 again, and the waste liquid is discharged after the quality of the water is detected to be qualified after continuous purification;

s6, the other part of the solution precipitated and purified in the step S4 enters a distillation treatment process, steam after distillation treatment enters a gas-heat circulation system, the gas-heat circulation system performs waste heat recovery and cooling on a water source input into a rectification treatment system, the cooled steam enters a condensation recovery system, the condensation recovery system performs gas-liquid separation, the gas after gas-liquid separation is returned to an anaerobic treatment system, and the distilled water after gas-liquid separation is subjected to medical recovery after safety detection;

s7 the residue distilled after rectification treatment in step S6 is discharged concentratedly.

2. The water source purification treatment recycling process for environmentally friendly pharmaceutical wastewater according to claim 1, wherein the primary disinfection and purification treatment used in step S1 comprises chemical dosing mixing treatment and ultraviolet irradiation.

3. The environment-friendly pharmaceutical wastewater water source purification treatment recycling process as claimed in claim 2, wherein the chemical dosing mixing treatment comprises chlorine dioxide and ozone, the chlorine dioxide is directly added into the liquid loading of the wastewater storage solution, and the ozone adopts an injection structure to fully mix the ozone gas in the liquid loading.

4. The water source purification and recycling process for environmentally friendly pharmaceutical wastewater according to claim 1, wherein the water treatment and delivery system in step S5 uses a water pump to return the water source from the sedimentation tank, and the water source is returned to the interior of the anaerobic treatment system to realize the water source purification treatment.

5. The water source purification treatment recycling process for environmentally friendly pharmaceutical wastewater according to claim 1, wherein the output end of the rectification processing system in step S6 is connected to the input end of the gas-heat circulation system, and the evaporated gas is transferred and exchanged with the input pipeline of the distillation processing system through the heat conducting pipeline by the gas-heat circulation system.

6. The environment-friendly pharmaceutical wastewater water source purification treatment recycling process as claimed in claim 5, wherein the output end of the gas heat circulation system exchanges heat with the input pipeline of the distillation treatment system and then enters the condensation recovery system, and the gas evaporated by gas-liquid separation after the steam condensation recovery is separated from the distilled water.

7. The environment-friendly pharmaceutical wastewater water source purification treatment recycling process as claimed in claim 6, wherein the evaporated gas is introduced to the input end of the anaerobic treatment system through a gas pump and enters into the purification cycle treatment.

8. The environment-friendly pharmaceutical wastewater water source purification treatment recycling process according to claim 6, wherein the distilled water is subjected to medical recovery after medical safety inspection.

9. The water source purification treatment recycling process based on environment-friendly pharmaceutical wastewater as claimed in claim 1, wherein the residue distilled in step S7 is cooled and then stored in a centralized manner, and the components of the residue are detected after storage for further waste residue treatment.

10. The environment-friendly pharmaceutical wastewater water source purification treatment recycling process based on claim 1, wherein a liquid storage separation device is required when the space separation is performed on the wastewater liquid storage, the liquid storage separation device comprises a liquid storage tank, a telescopic hole is formed in the liquid storage tank, a separation plate is fixedly mounted on the inner wall of the liquid storage tank, a rotating plate is arranged on the separation plate, a separation coaming is fixedly mounted on the outer surface of the rotating plate, a drainage pump is mounted at the top of the liquid storage tank, a driving motor is mounted at the top of the liquid storage tank, a driving gear is fixedly mounted at the output end of the driving motor, a driven gear is connected to the surface of the driving gear in a threaded manner, a linkage rotating shaft is fixedly mounted at the shaft end of the driven gear, ultraviolet disinfection equipment is mounted on the inner wall of the liquid storage tank, and a dosing box is mounted on the liquid storage tank, install the connecting cover on the partition bounding wall, the connecting hole has been seted up on the connecting cover to the inner wall fixed mounting of connecting cover has fixed pipe, the one end fixed mounting of fixed pipe has the sliding plate to the surface slidable mounting of fixed pipe has the telescopic cover, coupling spring is installed to the inboard of telescopic cover to one side fixed mounting of telescopic cover has sealed slide, the fixed surface of liquid storage pot installs the extensible member, the output fixed mounting of extensible member has the linkage frame, the fixed surface of linkage frame installs the gas injection pipe, be provided with the check valve on the gas injection pipe.

Technical Field

The invention relates to the technical field of medical wastewater treatment, in particular to a water source purification treatment and recycling process based on environment-friendly pharmaceutical wastewater.

Background

With the continuous development and progress of medical technology, in the process of medicine processing, a large amount of water resources are required to be used, the water resources can generate a large amount of medical wastewater when being used, the medical wastewater can be accumulated and abandoned in a large amount after being output, and the discarded medical wastewater can generate environmental pollution after being discharged into a river.

In order to achieve the safety of water quality, in the process of treating medical wastewater, the wastewater needs to be purified to ensure the standard of composite water quality discharge of water source discharge, but liquid medicine residues still remain in the water source during discharge, and only the pollution of the residues to rivers is reduced.

In the prior art, after the existing medical wastewater water source is purified, the qualified medical wastewater water source is directly discharged after detection, and the water source cannot be recycled and utilized after the discharge, so that a large amount of waste solution can be lost after long-term processing, the water source consumption is continuously increased, and distilled water is required to be used in the medical preparation process, so that the medical wastewater is inconvenient to extract and recycle.

Therefore, it is necessary to provide a process for purifying and recycling a water source based on environment-friendly pharmaceutical wastewater to solve the above technical problems.

Disclosure of Invention

The invention provides a water source purification treatment recycling process based on environment-friendly pharmaceutical wastewater, which solves the problem that medical wastewater is inconvenient to recycle and utilize water source during purification.

In order to solve the technical problems, the process for purifying, treating and recycling the water source based on the environment-friendly pharmaceutical wastewater provided by the invention comprises the following treatment steps:

s1, preferably, the waste water storage solution is spatially separated through the storage solution space separation treatment, and the waste water solution is primarily disinfected and purified through the primary disinfection and purification treatment after separation;

s2 subjecting the stock solution to anaerobic treatment after sterilization and purification at step S1;

s3 feeding the solution after anaerobic treatment in step S2 into UASB for treatment;

s4 inputting the UASB treated solution into the sedimentation tank for purification and separation in step S3;

s5, a part of the solution precipitated and purified in the step S4 enters a circulating water treatment conveying system, the waste liquid is conveyed back to the treatment step of the step S2 again, and the waste liquid is discharged after the quality of the water is detected to be qualified after continuous purification;

s6, the other part of the solution precipitated and purified in the step S4 enters a distillation treatment process, steam after distillation treatment enters a gas-heat circulation system, the gas-heat circulation system performs waste heat recovery and cooling on a water source input into a rectification treatment system, the cooled steam enters a condensation recovery system, the condensation recovery system performs gas-liquid separation, the gas after gas-liquid separation is returned to an anaerobic treatment system, and the distilled water after gas-liquid separation is subjected to medical recovery after safety detection;

s7 the residue distilled after rectification treatment in step S6 is discharged concentratedly.

Preferably, the primary sterilization and purification process used in step S1 includes a chemical blending process and ultraviolet irradiation.

Preferably, the chemical dosing mixing treatment comprises chlorine dioxide and ozone, the chlorine dioxide is directly thrown into the liquid loading of the waste water storage solution, and the ozone adopts an injection type structure and fully mixes ozone gas in the liquid loading.

Preferably, in the step S5, the circulating water treatment conveying system uses a water pump to return the water source output by the sedimentation tank, and the water source is returned to the interior of the anaerobic treatment system, so as to realize the circulating purification treatment of the water source.

Preferably, in step S6, the output end of the rectification processing system is connected to the input end of the gas-heat circulation system, and the evaporated gas is subjected to heat transfer and exchange with the input pipeline of the distillation processing system through the heat conduction pipeline by the gas-heat circulation system.

Preferably, the output end of the gas heat circulation system exchanges heat with the input pipeline of the distillation treatment system and then enters the condensation recovery system, and the gas evaporated by gas-liquid separation after the steam is condensed and recovered is separated from the distilled water.

Preferably, the evaporated gas is guided to the input end of the anaerobic treatment system through the gas pump and enters the purification cycle treatment.

Preferably, the distilled water is recovered medically after medical safety detection.

Preferably, the residue distilled in step S7 is cooled and stored in a centralized manner, and the residue is detected for further treatment.

Preferably, the liquid storage separation device is required to be used when the space separation is carried out on the waste water liquid storage, the liquid storage separation device comprises a liquid storage tank, a telescopic hole is formed in the liquid storage tank, a separation plate is fixedly mounted on the inner wall of the liquid storage tank, a rotating plate is arranged on the separation plate, a separation enclosing plate is fixedly mounted on the outer surface of the rotating plate, a drainage pump is mounted at the top of the liquid storage tank, a driving motor is mounted at the top of the liquid storage tank, a driving gear is fixedly mounted at the output end of the driving motor, a driven gear is connected to the surface of the driving gear through threads, a linkage rotating shaft is fixedly mounted at the shaft end of the driven gear, ultraviolet disinfection equipment is mounted on the inner wall of the liquid storage tank, a dosing box is mounted on the liquid storage tank, a connecting cover is mounted on the separation enclosing plate, a connecting hole is formed in the connecting cover, and a fixing pipe is fixedly mounted on the inner wall of the connecting cover, the one end fixed mounting of fixed pipe has the sliding plate to the surface slidable mounting of fixed pipe has flexible cover, coupling spring is installed to the inboard of flexible cover, and one side fixed mounting of flexible cover has sealed slide, the surface fixed mounting of liquid storage pot has the extensible member, the output end fixed mounting of extensible member has the linkage frame, the fixed surface of linkage frame installs the gas injection pipe, be provided with the check valve on the gas injection pipe.

Compared with the related technology, the water source purification treatment recycling process based on the environment-friendly pharmaceutical wastewater provided by the invention has the following beneficial effects:

the invention provides a water source purification treatment and recycling process based on environment-friendly pharmaceutical wastewater, which is characterized in that medical wastewater is subjected to primary disinfection and purification treatment during storage, the wastewater is inactivated in advance, the inactivated waste liquid is subjected to anaerobic treatment, UASB treatment and purification in a sedimentation tank in sequence, the purified water source is subjected to distillation treatment, the wastewater can be recycled and processed by distillation, the wastewater can be stably condensed and separated during processing, and the separated distilled water can be used for recycling medical treatment so as to facilitate the recycling and recycling of the wastewater purification.

Drawings

FIG. 1 is a process flow diagram of the water source purification treatment recycling process based on the environment-friendly pharmaceutical wastewater provided by the invention;

FIG. 2 is a system diagram of the primary disinfection and purification process shown in FIG. 1;

FIG. 3 is a schematic view of the wastewater reservoir shown in FIG. 1, in which reservoir separation equipment is required for spatial separation;

fig. 4 is an enlarged view of the portion a shown in fig. 3.

Reference numbers in the figures:

1. a liquid storage tank 101 and a telescopic hole;

2. the partition plate 21, the rotating plate 22 and the partition enclosing plate;

3. a drainage pump;

4. the driving motor 41, the driving gear 42, the driven gear 43 and the linkage rotating shaft;

5. an ultraviolet disinfection device;

6. a dosing box;

7. the device comprises a connecting cover 71, a connecting hole 72, a fixed pipe 73, a sliding plate 74, a telescopic cover 75, a connecting spring 76 and a sealing sliding plate;

8. a telescopic member 81 and a linkage frame;

9. gas injection pipe, 91, check valve.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a process flow chart of the water source purification treatment recycling process based on the environmental protection type pharmaceutical wastewater provided by the present invention; FIG. 2 is a system diagram of the primary disinfection and purification process shown in FIG. 1; FIG. 3 is a schematic view of the wastewater reservoir shown in FIG. 1, in which reservoir separation equipment is required for spatial separation; fig. 4 is an enlarged view of the portion a shown in fig. 3.

A water source purification treatment and recycling process based on environment-friendly pharmaceutical wastewater comprises the following treatment steps:

s1, preferably, the waste water storage solution is spatially separated through the storage solution space separation treatment, and the waste water solution is primarily disinfected and purified through the primary disinfection and purification treatment after separation;

s2 subjecting the stock solution to anaerobic treatment after sterilization and purification at step S1;

s3 feeding the solution after anaerobic treatment in step S2 into UASB for treatment;

s4 inputting the UASB treated solution into the sedimentation tank for purification and separation in step S3;

s5, a part of the solution precipitated and purified in the step S4 enters a circulating water treatment conveying system, the waste liquid is conveyed back to the treatment step of the step S2 again, and the waste liquid is discharged after the quality of the water is detected to be qualified after continuous purification;

s6, the other part of the solution precipitated and purified in the step S4 enters a distillation treatment process, steam after distillation treatment enters a gas-heat circulation system, the gas-heat circulation system performs waste heat recovery and cooling on a water source input into a rectification treatment system, the cooled steam enters a condensation recovery system, the condensation recovery system performs gas-liquid separation, the gas after gas-liquid separation is returned to an anaerobic treatment system, and the distilled water after gas-liquid separation is subjected to medical recovery after safety detection;

s7 the residue distilled after rectification treatment in step S6 is discharged concentratedly.

The primary sterilization purification process used in step S1 includes a dosing mixing process and ultraviolet irradiation.

The chemical dosing mixing treatment comprises chlorine dioxide and ozone, the chlorine dioxide is directly added into the effusion of the waste water storage liquid, the ozone adopts an injection type structure, and the ozone gas is fully mixed in the effusion.

And the circulating water treatment conveying system in the step S5 adopts a water pump to feed back the water source output by the sedimentation tank, and the water source is fed back into the anaerobic treatment system to realize the circulating purification treatment of the water source.

In the step S6, the output end of the rectification processing system is connected to the input end of the gas heat circulation system, and the evaporated gas is subjected to heat transfer and exchange with the input pipeline of the distillation processing system through the gas heat circulation system.

The output end of the gas heat circulation system exchanges heat with the input pipeline of the distillation treatment system and then enters the condensation recovery system, and the gas evaporated by gas-liquid separation after the steam is condensed and recovered is separated from the distilled water.

And the evaporated gas is guided to the input end of the anaerobic treatment system through the air pump and enters purification cycle treatment.

And the distilled water is recovered medically after medical safety detection.

And (S7) cooling the distilled residue, concentrating and storing the residue, detecting the components of the residue after storage, and performing further waste residue treatment.

The waste water liquid storage device is required to be used for liquid storage separation equipment when space separation is carried out, the liquid storage separation equipment comprises a liquid storage tank 1, a telescopic hole 101 is formed in the liquid storage tank 1, a separation plate 2 is fixedly installed on the inner wall of the liquid storage tank 1, a rotating plate 21 is arranged on the separation plate 2, a separation enclosing plate 22 is fixedly installed on the outer surface of the rotating plate 21, a drainage pump 3 is installed at the top of the liquid storage tank 1, a driving motor 4 is installed at the top of the liquid storage tank 1, a driving gear 41 is fixedly installed at the output end of the driving motor 4, a driven gear 42 is connected to the surface of the driving gear 41 through threads, a linkage rotating shaft 43 is fixedly installed at the shaft end of the driven gear 42, ultraviolet disinfection equipment 5 is installed on the inner wall of the liquid storage tank 1, a dosing box 6 is installed on the liquid storage tank 1, and a connecting cover 7 is installed on the separation enclosing plate 22, connecting hole 71 has been seted up on the connecting cover 7 to the inner wall fixed mounting of connecting cover 7 has fixed pipe 72, the one end fixed mounting of fixed pipe 72 has sliding plate 73 to the surface slidable mounting of fixed pipe 72 has telescopic cover 74, coupling spring 75 is installed to the inboard of telescopic cover 74, and one side fixed mounting of telescopic cover 74 has sealed slide 76, the fixed surface mounting of liquid storage pot 1 has extensible member 8, the output fixed mounting of extensible member 8 has linkage frame 81, the fixed surface mounting of linkage frame 81 has gas injection pipe 9, be provided with check valve 91 on the gas injection pipe 9.

The liquid storage tank 1 is of a round barrel-shaped structure, the inner surface of the telescopic hole 101 is in sliding connection with the surface of the injection pipe 9, a space is provided for telescopic adjustment of the injection pipe 9, and the inside of the connecting cover 7 is preferentially communicated with the inside of the telescopic hole 101 when the telescopic hole 101 is used, so that the injection pipe 9 can stably go deep into the inside of the connecting cover 7.

The surface of the partition plate 2 is rotationally connected with the rotating plate 21, and the outer surface of the rotating plate 21 is rotationally connected with the inner surface of the liquid storage tank 1;

the surface of the separating surrounding plate 22 is connected with the surface of the rotating plate 21 in a sealing way, the rotating plate 21 can synchronously drive the separating surrounding plate 22 to rotate when rotating, and the separating surrounding plate 22 can be stably adjusted in the inner surface of the liquid storage tank 1 in a rotating way.

The input end of the drainage pump 3 is connected with medical waste liquid, the output end of the drainage pump 3 is matched with the surface of the liquid storage tank 1, the output end of the drainage pump 3 is positioned right above the separation enclosing plate 22, and the drainage pump 3 is connected with an external power supply when in use.

Connect external power when driving motor 4 uses, driving motor 4 provides the source of power for drive gear 41's rotation, drive gear 41 can drive driven gear 42 simultaneously and rotate when rotating, driven gear 42 can rotate simultaneously through linkage pivot 43 when rotating, the bottom of linkage pivot 43 runs through the surface of liquid storage pot 1 and the surface of division board 2 in proper order and extends to the below of division board 2, and the bottom of linkage pivot 43 and the top fixed connection of rotor plate 21, make linkage pivot 43 can drive rotor plate 21 simultaneously and rotate when rotating, can drive partition bounding wall 22 simultaneously and rotate when rotor plate 21 rotates, so that adjust the operation position of separating bounding wall 22.

The ultraviolet disinfection device 5 adopts the existing ultraviolet disinfection lamp and is used for ultraviolet disinfection of water sources;

the output end of the dosing box 6 is positioned in the liquid storage tank 1, and the output pipeline of the dosing box 6 is provided with a control valve for controlling the pipeline.

The connecting cover 7 is mutually communicated with the inside of the separating coaming 22 through the connecting hole 71, the surface of the telescopic cover 74 and the outer surface of the fixed pipe 72 are in sliding sealing, so that the stability of telescopic adjustment between the telescopic cover 74 and the fixed pipe 72 is ensured, and the surface of the sliding plate 73 is in sliding connection with the inner surface of the telescopic cover 74;

the connecting spring 75 is connected between the sliding plate 73 and the inner wall of the telescopic cover 74, the telescopic cover 74 can synchronously drive the sealing sliding plate 76 to move when moving, and the surface of the sealing sliding plate 76 is in sealing sliding connection with the inner surface of the connecting cover 7 and is used for sealing when the connecting cover 7 is not used.

Extensible member 8 adopts electric telescopic handle, connect external power during the use, the output of extensible member 8 and the surface connection of link frame 81, fixed connection between the surface of link frame 81 and the surface of gas injection pipe 9, the source of power is provided for the flexible regulation of gas injection pipe 9, the surface of gas injection pipe 9 and the internal surface sliding connection of flexible hole 101, so that gas injection pipe 9 gos deep into the inside of connecting cover 7, gas injection pipe 9 can be stable when going deep into the inside of connecting cover 7 and contact with sealed slide 76, and can promote the shrink of sealed slide 76, make the inside intercommunication of gas injection pipe 9's delivery outlet and connecting hole 71 during the shrink of sealed slide 76, so that pour into ozone into through gas injection pipe 9.

Rotatable rotor plate 21 and two separate bounding walls 22, conveniently divide into two spaces with storage space, one is used for the temporary storage to the waste liquid, and another is used for carrying out primary disinfection to the waste liquid after storing.

Adopt telescopic connection's structure between connecting cover 7 and the gas injection pipe 9, when the gas injection pipe 9 was totally dark, gas injection pipe 9 can inject ozone gas into the inside of separating bounding wall 22 through connecting hole 71, when gas injection pipe 9 breaks away from the inside of separating bounding wall 22 completely, sealed slide 76 conveniently sheltered from and sealed the connecting cover 7, separates the rotatory regulation that carries out that bounding wall 22 can be stable to adjust the workspace to brother bounding wall 22.

Compared with the related technology, the water source purification treatment recycling process based on the environment-friendly pharmaceutical wastewater provided by the invention has the following beneficial effects:

medical waste water carries out elementary disinfection purification treatment when storing, carries out the deactivation to waste water in advance, and waste liquid after the deactivation is through anaerobic treatment, UASB treatment and the purification of sedimentation tank in proper order, and the water source rethread distillation after the purification is handled, and the distillation can be retrieved waste water and is processed, and waste water adds after can stable condensation and separation man-hour, and the distilled water of separating can be used to retrieve medical to the circulation recovery and the reuse of waste water purification.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.