CN207596669U - A kind of medical sewage processing unit - Google Patents

Abstract

The utility model discloses a medical sewage treatment device, which comprises a sewage inlet, a first treatment chamber and a second treatment chamber; a first motor is arranged on the upper end of the first treatment chamber; two sides of the first motor are symmetrically arranged The insertion port is provided with a photocatalyst tube; a microbial packing layer is provided below the first rotating shaft, and an air outlet pipe is provided below the microbial packing layer; a second processing chamber is provided on the right side of the first processing chamber, The second processing chamber is connected with the first processing chamber through an overflow pipe, and a neutralization chamber is arranged at the lower end of the second processing chamber, and the neutralization chamber includes a baffle plate, an acidic additive tank, an alkaline additive tank, a second motor, a second rotating shaft, a second Two stirring rods and a pH sensor; the upper end of the neutralization chamber is provided with a zeolite filter layer and an active carbon layer. The utility model has simple structure, better and more thorough sewage treatment and purification effect, and the neutralization reaction added at the same time can effectively eliminate the pollution of acid-base sewage to the environment, and the sewage treatment efficiency is high.

Description

A medical sewage treatment device

technical field

The utility model relates to a sewage treatment device, in particular to a medical sewage treatment device.

Background technique

In clinical departments and nursing wards of hospitals, a large amount of medical sewage is produced every day. Due to the complex sources and components of medical sewage, it contains a large number of pathogenic microorganisms, infectious bacteria and viruses, toxic and harmful agents and pollutants, which have certain infectious characteristics. Therefore, direct discharge of untreated medical sewage is strictly prohibited, and must be discharged after strict disinfection and sterilization treatment.

At present, for the treatment of medical sewage, the impurities or medical waste in the sewage are usually filtered out by filtering equipment, and then the sewage is further filtered and treated, which requires the use of various equipment such as filter screens, primary effect filters, and high-efficiency filters. , and finally enter the disinfection tank or disinfection pool for disinfection treatment, and finally discharge after reaching the standard after sterilization. The number of equipment required is large, the cost is expensive, and the processing steps are cumbersome, which takes up a lot of space; it is not suitable for the treatment of medical sewage; and it is difficult to clean up medical waste, which contains a large number of unsterilized infectious viruses or bacteria, which need further treatment, increasing Treatment costs, and the sewage treatment effect is poor, can not meet the discharge standards.

Utility model content

The purpose of this utility model is to provide a medical sewage treatment device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A medical sewage treatment device, including a sewage inlet, a first treatment chamber, and a second treatment chamber; a first motor is arranged at the upper end of the first treatment chamber, and the output end of the first motor is fixedly connected with a first rotating shaft. A rotating shaft runs through the upper end of the first processing chamber and is rotatably connected with the first processing chamber. The first stirring rod is symmetrically installed on the first rotating shaft; the first motor is symmetrically provided with inserting and releasing ports on both sides, and the inserting and releasing ports are provided with There is a photocatalyst tube, and a plurality of small holes are arranged on the photocatalyst tube; a microbial packing layer is arranged under the first rotating shaft, an air outlet pipe is arranged under the microbial packing layer, and a plurality of air jets are arranged on the air outlet pipe, and the air outlet pipe The right end of the first processing chamber is connected with the ozone generator; the lower end section of the first processing chamber is arc-shaped, and the lower end of the arc-shaped area is provided with a sewage outlet, and a switch valve is arranged on the sewage outlet; the right side of the first processing chamber A second processing chamber is arranged on the side, and the second processing chamber is connected with the first processing chamber through an overflow pipe. The lower end of the second processing chamber is provided with a neutralization chamber, and the neutralization chamber includes a baffle, an acidic additive tank, an alkaline additive tank, a second The motor, the second rotating shaft, the second stirring rod and the pH sensor, the output end of the second motor is fixedly connected with the second rotating shaft, and the second rotating shaft is fixedly connected with the second stirring rod; Acidic additive tank, the acidic additive tank communicates with the neutralization chamber through a conduit and a solenoid valve is arranged in the conduit, an alkaline additive tank is arranged below the acidic additive tank, the alkaline additive tank communicates with the neutralization chamber through a conduit and a solenoid valve is also arranged in the conduit , the control device of the electromagnetic valve is electrically connected with the pH sensor at the bottom of the neutralization chamber; the upper end of the neutralization chamber is provided with a zeolite filter layer and an activated carbon layer.

As a further solution of the present invention: the lower end of the first rotating shaft is fixedly connected with a helical blade.

As a further solution of the present invention: a light source is arranged inside the photocatalyst tube, and the upper end of the light source is fixedly connected to the first processing chamber.

As a further solution of the present invention: the left end of the first treatment chamber is provided with a sewage inlet, the lower end of the sewage inlet is installed on the upper end of the sewage inlet pipe, and the lower end of the sewage inlet pipe is connected and communicated with the first treatment chamber.

As a further solution of the present utility model: baffles are symmetrically arranged on the neutralization chamber, and the baffles have a semicircular structure.

As a further solution of the present invention: an ultraviolet lamp is arranged in the second processing chamber.

As a further solution of the utility model: a water outlet is provided at the right end of the second processing chamber.

Compared with the prior art, the beneficial effect of the utility model is that the device effectively catalyzes and oxidizes many inorganic substances in the sewage through the photocatalytic reaction provided, and the microbial packing layer degrades and removes the organic pollutants in the sewage. The chamber neutralizes the sewage to prevent acid and alkaline sewage from polluting the environment, so that the sewage can meet the discharge standard, which is beneficial to environmental protection. To sum up, the utility model has a simple structure, better and more thorough sewage treatment and purification effect, and the neutralization reaction added at the same time can effectively eliminate the pollution of acid-base sewage to the environment, and the sewage treatment efficiency is high.

Description of drawings

Figure 1 is a schematic structural diagram of a medical sewage treatment device.

Fig. 2 is a schematic structural diagram of a baffle in a medical sewage treatment device.

In the figure: 1-sewage inlet, 2-the first processing chamber, 3-insert and release port, 4-photocatalyst tube, 5-light source, 6-the first motor, 7-the first rotating shaft, 8-the first stirring Rod, 9-spiral blade, 10-microbial packing layer, 11-gas injection port, 12-air outlet pipe, 13-pollution outlet, 14-ozone generator, 15-overflow pipe, 16-second processing chamber, 17- Ultraviolet lamp, 18-water outlet, 19-activated carbon layer, 20-zeolite filter layer, 21-baffle plate, 22-acid additive tank, 23-basic additive tank, 24-second motor, 25-second rotating shaft, 26-the second stirring rod, 27-pH sensor, 28-sewage inlet pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, a medical sewage treatment device, including a sewage inlet 1, a first treatment chamber 2 and a second treatment chamber 16; the upper end of the first treatment chamber 2 is provided with a first motor 6, the first motor The output end of 6 is fixedly connected with the first rotating shaft 7, the first rotating shaft 7 runs through the upper end of the first processing chamber 2 and is rotationally connected with the first processing chamber 2, and the first rotating shaft 7 is symmetrically mounted with a first stirring rod 8 When the first motor 6 rotates, the first stirring rod 8 is driven to rotate through the first rotating shaft 7, so that the sewage in the first treatment chamber 2 is fully mixed with the catalyst, and the catalytic efficiency is improved; the lower end of the first rotating shaft 7 is fixedly connected with The helical blade 9, when the helical blade 9 rotates, turns the sewage, improves the fluidity of the sewage, and then increases the reaction rate; the two sides of the first motor 6 are symmetrically provided with an insertion port 3, and a photocatalyst tube is arranged in the insertion port 3 4. The photocatalyst tube 4 is provided with a plurality of small holes to realize the contact between the photocatalyst and the sewage. The photocatalyst tube 4 can be taken out through the insertion port 3, thereby facilitating the addition of the photocatalyst and being convenient to use; the photocatalyst tube 4 The inner side of the light source 5 is provided with a light source 5, and the upper end of the light source 5 is fixedly connected to the first treatment chamber 2; a microbial filler layer 10 is arranged under the first rotating shaft 7, and the microbial filler layer can degrade organic pollutants in the sewage, and can effectively prevent The leakage of organic pollutants pollutes the environment. An air outlet pipe 12 is arranged below the microbial filler layer 10. A plurality of gas injection ports 11 are arranged on the air outlet pipe 12. The right end of the air outlet pipe 12 runs through the first treatment chamber 2 and is connected with the ozone generator 14. The ozone The ozone generated by the generator 14 enters the sewage through the air jet 11 on the air outlet pipe 12, thereby accelerating the microbial degradation, improving the sewage treatment efficiency, and increasing the treatment effect at the same time, so that the sewage treatment is more sufficient; the left end of the first treatment chamber 2 is provided with an inlet Sewage port 1, the lower end of the sewage inlet 1 is installed on the upper end of the sewage inlet pipe 28, and the lower end of the sewage inlet pipe 28 is connected and communicated with the first treatment chamber 2, and the sewage enters the first treatment chamber 2 through the sewage inlet pipe 28; the first The section at the lower end of the treatment chamber 2 is arc-shaped, and the lower end of the arc-shaped area is provided with a sewage outlet 13, and an on-off valve is arranged on the sewage outlet 13, so that the solid particles in the sewage and the flocs produced by the decomposition of organic matter settle into the arc-shaped area, and then The treatment is discharged through the sewage outlet 13.

The right side of the first processing chamber 2 is provided with a second processing chamber 16, the second processing chamber 16 is connected to the first processing chamber 2 through an overflow pipe 15, and a neutralization chamber is provided at the lower end of the second processing chamber 16, and the neutralization chamber includes a barrier Plate 21, acidic additive tank 22, basic additive tank 23, second motor 24, second rotating shaft 25, second stirring bar 26 and pH sensor 27, the output end of the second motor 24 is fixedly connected with the second rotating shaft 25 , the second rotating shaft 25 is fixedly connected with a second stirring rod 26, and when the second motor 24 rotates, the second rotating shaft 25 drives the second stirring rod 26 to rotate, and the second stirring rod 26 stirs the neutralized indoor sewage; An acidic additive tank 22 is arranged outside the right end of the neutralization chamber, the acidic additive tank 22 communicates with the neutralization chamber through a conduit and a solenoid valve is arranged in the conduit, and an alkaline additive tank 23 is arranged below the acidic additive tank 22, and the alkaline additive tank 23 passes through the conduit It communicates with the neutralization chamber and the conduit is also provided with a solenoid valve, and the control device of the solenoid valve is electrically connected with the pH sensor 27 at the bottom of the neutralization chamber; the neutralization chamber is symmetrically provided with baffles 21, and the baffles 21 are semicircular structure, the baffle plate 21 acts as a current limiter; the upper end of the neutralization chamber is provided with a zeolite filter layer 20 and an activated carbon layer 19, and the sewage is filtered and adsorbed through the zeolite filter layer 20 and the activated carbon layer 19, which can effectively eliminate the irritating odor and colored substances; the second treatment chamber 16 is provided with an ultraviolet lamp 17, and the ultraviolet lamp 17 further treats the bacteria in the sewage, thereby eliminating toxic substances in the sewage and improving the sewage treatment effect; the second treatment chamber 16 The right end is provided with water outlet 18.

The working principle of the utility model is: the medical sewage treatment device, the medical sewage enters the first treatment chamber 2 through the sewage inlet pipe 28 connected to the lower end of the sewage inlet 1, and after the sewage enters the first treatment chamber 2, it passes through the microbial packing layer 10 carry out the degradation of organic matter, start the ozone generator 14, and the ozone produced is sprayed into the sewage through the gas injection port 11 on the air outlet pipe 12, thereby increasing the oxygen content in the sewage, and then increasing the microbial degradation rate, making the sewage treatment more sufficient, improving Sewage treatment efficiency, the particles in the sewage and the flocs produced by the degradation of organic matter settle to the arc-shaped bottom of the first treatment chamber 2, the sewage passing through the microbial packing layer 10 reaches the upper layer of the first treatment chamber 2, and the photocatalyst is placed under the left and right sides of the light source 5 Catalytic reaction to improve sewage treatment. When the first motor 6 rotates, the first stirring rod 8 is driven to rotate through the first rotating shaft 7, so that the sewage in the first treatment chamber 2 is fully mixed with the catalyst, and the catalytic efficiency is improved. At the same time, the spiral blade 9 rotates Turn the sewage during the process to improve the fluidity of the sewage, thereby increasing the reaction rate. The treated sewage enters the neutralization chamber through the overflow pipe 15, and the pH sensor in the neutralization chamber detects the acidity and alkalinity of the sewage, thereby controlling the switch of the solenoid valve , so that the sewage is neutrally discharged, the second motor 24 rotates through the second rotating shaft 25 to drive the second stirring rod 26 to rotate, and the second stirring rod 26 stirs the neutralized indoor sewage to improve the neutralization efficiency. The sewage is filtered and adsorbed through the zeolite filter layer 20 and the activated carbon layer 19, thereby effectively eliminating the irritating odor and colored substances in the sewage, and then further sterilized by the ultraviolet lamp, and then discharged through the water outlet 18 to complete the sewage treatment.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. A medical sewage treatment device, comprising a sewage inlet (1), a first treatment chamber (2) and a second treatment chamber (16); it is characterized in that the upper end of the first treatment chamber (2) is provided with a second A motor (6), the output end of the first motor (6) is fixedly connected with the first rotating shaft (7), the first rotating shaft (7) runs through the upper end of the first processing chamber (2) and is connected with the first processing chamber ( 2) Rotational connection, the first stirring rod (8) is symmetrically installed on the first rotating shaft (7); the first motor (6) is symmetrically provided with insertion and release ports (3) on both sides, and the insertion and release ports (3) A photocatalyst tube (4) is arranged inside, and a plurality of small holes are arranged on the photocatalyst tube (4); a microbial filler layer (10) is arranged under the first rotating shaft (7), and a microbial filler layer (10) is arranged under the microbial filler layer (10). An air outlet pipe (12) is provided, and a plurality of air jets (11) are arranged on the air outlet pipe (12), and the right end of the air outlet pipe (12) runs through the first processing chamber (2) and is connected to the ozone generator (14); the The cross-section of the lower end of the first processing chamber (2) is arc-shaped and the lower end of the arc-shaped area is provided with a sewage outlet (13), and a switch valve is provided on the sewage outlet (13); the first processing chamber (2) is provided on the right side There is a second processing chamber (16), which is connected to the first processing chamber (2) through an overflow pipe (15). plate (21), acid additive tank (22), alkaline additive tank (23), second motor (24), second rotating shaft (25), second stirring rod (26) and pH sensor (27), No. The output end of the second motor (24) is fixedly connected to the second rotating shaft (25), and the second stirring rod (26) is fixedly connected to the second rotating shaft (25); an acid additive tank ( 22), the acidic additive tank (22) communicates with the neutralization chamber through a conduit and a solenoid valve is arranged in the conduit, and an alkaline additive tank (23) is arranged under the acidic additive tank (22), and the alkaline additive tank (23) communicates with the neutralization chamber through the conduit The neutralization chamber communicates and the conduit is also provided with a solenoid valve, and the control device of the solenoid valve is electrically connected with the pH sensor (27) at the bottom of the neutralization chamber; the upper end of the neutralization chamber is provided with a zeolite filter layer (20) and an activated carbon layer (19 ). 2. The medical sewage treatment device according to claim 1, characterized in that a helical blade (9) is fixedly connected to the lower end of the first rotating shaft (7). 3. The medical sewage treatment device according to claim 1, characterized in that a light source (5) is arranged inside the photocatalyst tube (4), and the upper end of the light source (5) is fixedly connected to the first treatment chamber (2) superior. 4. The medical sewage treatment device according to claim 1, characterized in that, the left end of the first treatment chamber (2) is provided with a sewage inlet (1), and the lower end of the sewage inlet (1) is installed on the sewage inlet pipe ( 28) The upper end and the lower end of the sewage inlet pipe (28) are connected and communicated with the first processing chamber (2). 5. The medical sewage treatment device according to claim 1, characterized in that baffles (21) are arranged symmetrically on the neutralization chamber, and the baffles (21) are semicircular in structure. 6. The medical sewage treatment device according to claim 1, characterized in that, an ultraviolet lamp (17) is arranged in the second treatment chamber (16). 7. The medical sewage treatment device according to claim 1, characterized in that, a water outlet (18) is provided at the right end of the second treatment chamber (16).