CN215799020U

CN215799020U - Medical treatment is processing apparatus for sewage

Info

Publication number: CN215799020U
Application number: CN202120777132.0U
Authority: CN
Inventors: 向龙; 冯泽; 李智超; 江丰
Original assignee: Hunan Longxin Water Purification Technology Co ltd
Current assignee: Hunan Longxin Water Purification Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-02-11
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a medical sewage treatment device, which relates to the technical field of water treatment and comprises a regulating tank, a pressure oxygen hydrolysis tank, a biological oxidation tank, a vertical flow sedimentation tank, a mixed disinfection tank, a clean water tank and disinfection equipment. According to the utility model, the water quantity and the water quality are regulated through the regulating tank, the organic matters in the wastewater are removed through the pressure oxygen hydrolysis tank, the biological oxidation tank purifies the water, the vertical flow sedimentation tank removes suspended particles with the density higher than that of the water, the mixed disinfection tank kills pathogenic microorganisms in the treated wastewater, finally, liquid chlorine is added into the clean water tank for disinfection for a period of time, germs such as water body bacteria escherichia coli and the like are killed, the disinfection effect is achieved, the water treated by the device can reach the discharge standard specified by the state, the water source or soil cannot be polluted, in addition, the water treatment device also has the advantages of low investment cost, low operation cost, convenience in use and simple structure, and therefore, the water treatment device has good practical value.

Description

Medical treatment is processing apparatus for sewage

Technical Field

The utility model relates to the technical field of water treatment, in particular to a medical sewage treatment device.

Background

Hospitals generate wastewater containing a large amount of organic pollutants, inorganic pollutants, pathogenic pollutants, bacteria, viruses and the like during medical consultation and the process of maintaining the services of patients. The organic wastewater is discharged into a water body to become a nutrient source of microorganisms, dissolved oxygen in the water is consumed in the decomposition process of organic matters, and if the content of the organic matters is high, the dissolved oxygen in the water body is greatly reduced, so that water organisms are killed due to oxygen deficiency. If the oxygen supply in the water body is insufficient, the organic matters are subjected to anaerobic decomposition to release foul gases such as methane, hydrogen sulfide, ammonia and the like, so that the water quality is further deteriorated; inorganic pollutants increase the hardness of the water body, and certain reducing substances consume dissolved oxygen in the water body; pathogenic bacterial contaminants cause viral spread, causing disease transmission; if the hospital wastewater is directly discharged or simply treated, the hospital wastewater causes environmental pollution, destroys the water quality of a receiving water body, threatens the health of people, and therefore the hospital wastewater can be discharged after being effectively treated.

Hospital sewage mainly includes flushing sewage, cleaning water, acidified water, laboratory sewage, blood station center sewage, infectious sewage and other sewage. Wherein the sewage is washed: sewage for hand brushing, baby washing, delivery in water and the like; cleaning water: sewage such as supply room cleaning water, endoscope cleaning, gum, etc., which come from the developing and printing of a photograph in a radiology department, and pollutants contained therein are mainly Yiying agent, fixing agent, bleaching agent, etc.; acidifying water: the acidic wastewater causes the change of the whole acid-base value of the wastewater and also causes and contributes to the change of other chemical substances; laboratory sewage: the laboratory wastewater has the special properties of the laboratory wastewater, and is small in amount, strong in discontinuity, high in harm and complex and variable in components; blood station center sewage: contains various viruses and germs; infectious sewage: the waste water contains a large amount of pathogenic microorganisms, viruses and chemical agents; and (3) other sewage: hospital waste water containing organic solutions, disinfectants, pesticides and other chemicals used in large quantities inside hospitals.

The prior art at present treats the sewage of hospital, enter the sterilizing pool the hospital sewage directly through the grid pool, equalizing basin, discharge into the underwater pipeline after chlorine dioxide is sterilized, utilize this method to treat the sewage of hospital, although the technological process is simple, easy to operate, the sewage after treating does not reach the national discharge standard, will cause the pollution to water source or soil.

Therefore, a medical sewage treatment apparatus is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a medical sewage treatment device, which solves the technical problem that sewage treated by the prior art cannot reach the national discharge standard and can pollute water sources or soil.

In order to solve the technical problems, the medical sewage treatment device provided by the utility model comprises an adjusting tank, a pressure oxygen hydrolysis tank, a biological oxidation tank, a vertical flow sedimentation tank, a mixed disinfection tank and a clean water tank, wherein the adjusting tank, the pressure oxygen hydrolysis tank, the biological oxidation tank, the vertical flow sedimentation tank, the mixed disinfection tank and the clean water tank are sequentially arranged, and the adjusting tank, the pressure oxygen hydrolysis tank, the biological oxidation tank, the vertical flow sedimentation tank, the mixed disinfection tank and the clean water tank are all connected through pipelines.

Preferably, the treatment device further comprises a disinfection device for adding a disinfectant into the mixing disinfection tank.

Preferably, the disinfection apparatus comprises a dissolving tank, an agitator, a metering pump and a level gauge.

Preferably, the disinfectant is a polymeric alumina flocculant, an acid agent, or an alkali agent, but is not limited thereto.

Compared with the related art, the medical sewage treatment device provided by the utility model has the following beneficial effects:

the utility model provides a medical sewage treatment device, which adjusts the water quantity and the water quality through an adjusting tank, removes organic matters in wastewater through an oxygen-pressing hydrolysis tank, purifies water through a biological oxidation tank, removes suspended particles with the density higher than that of water in the water through a vertical sedimentation tank, kills pathogenic microorganisms in the treated sewage through a mixed disinfection tank, and finally utilizes a clear water tank to add liquid chlorine for disinfection for a period of time to kill germs such as water body bacteria escherichia coli and the like to achieve the disinfection effect.

Drawings

FIG. 1 is a schematic view showing a structure of a medical sewage treatment apparatus.

Reference numbers in the figures: 1. a regulating tank; 2. a pressure oxygen hydrolysis tank; 3. a biological oxidation pond; 4. a vertical flow sedimentation tank; 5. a mixing and disinfecting tank; 6. a clean water tank; 7. a disinfection device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

By figure 1, a treatment facility is used to medical sewage, including equalizing basin 1, pressure oxygen hydrolysis tank 2, biological oxidation pond 3, vertical sedimentation tank 4, mixed disinfection pond 5 and clean water basin 6, equalizing basin 1, pressure oxygen hydrolysis tank 2, biological oxidation pond 3, vertical sedimentation tank 4, mixed disinfection pond 5 and clean water basin 6 arrange the setting in proper order, and equalizing basin 1, pressure oxygen hydrolysis tank 2, biological oxidation pond 3, vertical sedimentation tank 4, mixed disinfection pond 5 and clean water basin 6 all pass through the pipe connection.

The adjusting tank 1 can adjust the water quantity and the water quality, adjust the pH value and the water temperature of the sewage, has the pre-aeration function and can also be used for accident drainage.

The pressure oxygen hydrolysis tank 2 makes the organic matters undergo hydrolysis, acidification and methanation by utilizing the action of anaerobic bacteria, removes the organic matters in the wastewater, improves the biodegradability of the sewage, and is beneficial to subsequent oxygen consumption treatment.

The biological oxidation pond 3 achieves the effect of purifying water through biological contact.

The vertical flow sedimentation tank 4 is a treatment apparatus for removing suspended particles having a density greater than that of water from water by gravity sedimentation.

The mixed disinfection tank 5 kills pathogenic microorganisms in the treated sewage.

The clean water tank 6 stores the sterilized water flowing into the clean water tank along the pipeline, and the liquid chlorine is added into the clean water again for a period of time for sterilization to kill germs, such as escherichia coli and the like in the water body, thereby achieving the effect of sterilization.

The treatment apparatus further comprises a disinfection device 7, which disinfection device 7 is adapted to add a disinfectant to the mixing and disinfecting tank 5.

The disinfection device 7 adds the medicament into the mixing disinfection tank 5 and stirs the medicament and the water so as to kill pathogenic microorganisms in the treated sewage.

The disinfectant is a polymeric aluminum oxide flocculant, an acid agent or an alkaline agent.

The working principle is as follows:

the comprehensive medical sewage enters the regulating tank 1 to regulate the water quantity and the water quality and regulate the pH value and the water temperature of the sewage. The water passing through the regulating tank 1 passes through the pressure oxygen hydrolysis tank 2, and anaerobic bacteria in the pressure oxygen hydrolysis tank 2 are utilized to hydrolyze, acidify and methanize organic matters of the organic matters, so that the organic matters in the wastewater are removed. Then passes through a biological oxidation pond 3 to achieve the effect of purifying water through biological contact. Then suspended particles with density larger than that of water are removed from the water through the vertical sedimentation tank 4 by utilizing the gravity sedimentation effect, the suspended particles flow into the mixed disinfection tank 5, pathogenic microorganisms in the treated sewage are killed through the mixed disinfection tank 5, finally liquid chlorine is added through the clean water tank 6 for disinfection for a period of time, germs such as water body bacteria escherichia coli and the like are killed, the sterilization effect is achieved, and the wastewater can reach the discharge standard through the sterilization processes and is discharged.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A medical sewage treatment device is characterized in that: including equalizing basin (1), pressure oxygen pond of hydrolysising (2), biological oxidation pond (3), vertical flow sedimentation tank (4), mixed disinfection pond (5) and clean water basin (6), equalizing basin (1), pressure oxygen pond of hydrolysising (2), biological oxidation pond (3), vertical flow sedimentation tank (4), mixed disinfection pond (5) and clean water basin (6) are arranged in proper order and are set up, equalizing basin (1), pressure oxygen pond of hydrolysising (2), biological oxidation pond (3), vertical flow sedimentation tank (4), mixed disinfection pond (5) and clean water basin (6) all are through the pipe connection.

2. The medical sewage treatment device according to claim 1, further comprising a disinfection apparatus (7), wherein the disinfection apparatus (7) is used for adding a disinfectant into the mixing disinfection tank (5).

3. The medical sewage treatment device according to claim 2, wherein the disinfectant is a polymeric alumina flocculant, an acid agent, or an alkaline agent.