CN111620494A - Equipment and method for treating organic wastewater in laboratory - Google Patents

Abstract

The invention discloses a device and method for laboratory organic wastewater treatment, in particular to the technical field of organic wastewater treatment. An ultrasonic degradation treatment box is fixed on one side of the adsorption treatment box, and an ultraviolet sterilization treatment box is fixed on one side of the ultrasonic degradation treatment box; a sewage mixing drum is fixed on the other side of the activated carbon adsorption treatment box, and the sewage mixing drum A water inlet funnel is fixedly arranged at the top, and a spiral stirring shaft is movably arranged inside the sewage mixing cylinder. The present invention adopts three treatment processes of adsorption, degradation and sterilization of organic wastewater, and the wastewater treatment effect is good. Simple and easy to handle.

Description

A kind of equipment and method for laboratory organic wastewater treatment

technical field

The invention relates to the technical field of organic wastewater treatment, in particular to a device and method for laboratory organic wastewater treatment.

Background technique

Organic wastewater is wastewater mainly composed of organic pollutants. Organic wastewater can easily lead to eutrophication of water quality and cause great harm. Organic wastewater generally refers to the wastewater above 2000mg/L discharged from the paper, leather and food industries. The laboratory is actually a typical serious pollution source. The pollutants are often ignored by people. The more construction, the total pollution. bigger. The wastewater generated in the laboratory is generally discharged directly into the underground sewage pipe network without treatment or after simple treatment, and sent to a large-scale domestic sewage treatment plant for centralized treatment. Due to the complex composition of laboratory sewage, especially heavy metals such as lead, mercury, cadmium, hexavalent chromium, copper, antimony, ferrous iron, aluminum, and manganese, as well as a large number of bacteria, viruses, eggs and other pathogenic pathogens, and Chemicals and radioisotopes, etc.

The existing technology has the following shortcomings: the existing organic wastewater treatment generally adopts a complex industrial control method, which has complicated operation and troublesome procedures, and at the same time, the wastewater treatment method is single, and the wastewater treatment effect is unsatisfactory.

SUMMARY OF THE INVENTION

To this end, the embodiment of the present invention provides a device and method for laboratory organic wastewater treatment. Through the three treatment processes of adsorption, degradation and sterilization of organic wastewater, the wastewater treatment effect is good. The degradation treatment box and the ultraviolet sterilization treatment box flow by means of overflow, the equipment structure is simple, and the treatment operation is convenient, so as to solve the problems caused by the complex operation of the treatment equipment and the unsatisfactory treatment effect of organic wastewater in the prior art.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: an equipment for laboratory organic wastewater treatment, comprising an equipment base, an activated carbon adsorption treatment box is fixedly arranged on one side of the top of the equipment base, and the activated carbon An ultrasonic degradation treatment box is fixedly arranged on one side of the adsorption treatment box, and an ultraviolet sterilization treatment box is fixedly arranged on one side of the ultrasonic degradation treatment box;

A sewage mixing cylinder is fixed on the other side of the activated carbon adsorption treatment box, a water inlet funnel is fixed on the top of the sewage mixing cylinder, a spiral stirring shaft is movably arranged inside the sewage mixing cylinder, and the top of the sewage mixing cylinder is fixedly arranged There is a drive motor, the output end of the drive motor is fixedly connected with the top end of the screw stirring shaft, and a communication pipe is fixedly arranged between the bottom end of the sewage mixing cylinder and the bottom of the activated carbon adsorption treatment tank;

A partition baffle is fixed on the inner wall of the top of the activated carbon adsorption treatment box, an activated carbon adsorption treatment cylinder is sleeved in the middle of the partition baffle, and an upper activated carbon filter screen frame is fixed on the top of the activated carbon adsorption treatment cylinder. A lower activated carbon filter screen frame is fixedly arranged at the bottom of the cylinder, a stirring shaft is movably arranged between the upper activated carbon filter screen frame and the lower activated carbon filter screen frame, and activated carbon is filled between the upper activated carbon filter screen frame and the lower activated carbon filter screen frame For adsorbing particles, an overflow port is fixed on the top surface of the activated carbon adsorption treatment cylinder, and a first conveying pipe is fixed on one side of the top of the activated carbon adsorption treatment box. The end of the first conveying pipe away from the activated carbon adsorption treatment box penetrates through The top of the inner cavity of the ultrasonic degradation treatment box;

An ultrasonic degradation cylinder is fixed inside the ultrasonic degradation treatment box, and a mounting bracket rod is fixed inside the ultrasonic degradation cylinder, and a plurality of ultrasonic generators are evenly installed on the surface of the installation bracket rod. A second conveying pipe is fixedly arranged, and one end of the second conveying pipe away from the ultrasonic degradation treatment box penetrates and extends into the top of the inner cavity of the ultraviolet sterilization treatment box;

An ultraviolet sterilization cylinder is fixedly arranged inside the ultraviolet sterilization treatment box, an ultraviolet lamp tube is fixedly arranged inside the ultraviolet sterilization cylinder, an ultraviolet reflection sheet is fixedly arranged on the inner wall of the ultraviolet sterilization cylinder, and one side of the top of the ultraviolet sterilization cylinder is fixedly arranged There is a water outlet pipe, and the water outlet pipe extends through the top of the ultraviolet sterilization treatment box.

Further, the activated carbon adsorption treatment box is set at the same height as the sewage mixing cylinder, and a screw push blade is fixed on the surface of the screw stirring shaft.

Further, a limit ring is fixed on the outer surface of the top of the activated carbon adsorption treatment cylinder, the limit ring is matched with the separating baffle, and a sealing ring is fixed on the bottom of the limit ring.

Further, a stirring rod is fixed on the surface of the stirring shaft, and the stirring rod is arranged in an L shape, and a stirring motor is fixed on the top of the activated carbon adsorption treatment cylinder, and the output end of the stirring motor is fixedly connected with the top of the stirring shaft.

Further, the overflow port is disposed higher than the partition baffle, and the bottom of the first conveying pipe is disposed on the same horizontal line as the upper surface of the partition baffle.

Further, the bottom end of the ultrasonic degradation cylinder and the bottom end of the ultraviolet sterilization cylinder are fixedly provided with a water inlet filter screen, and one side of the bottom of the activated carbon adsorption treatment cylinder is fixedly provided with an activated carbon inlet and outlet, and the activated carbon inlet and outlet are internally threaded. There are closing plugs.

Further, the bottom end of the activated carbon adsorption treatment barrel extends to the bottom of the activated carbon adsorption treatment box, the bottom end of the ultrasonic degradation barrel extends to the bottom of the ultrasonic degradation treatment box, and the bottom end of the ultraviolet sterilization barrel extends to the bottom of the ultraviolet sterilization treatment box. The activated carbon adsorption treatment tube and the activated carbon adsorption treatment box, between the ultrasonic degradation tube and the ultrasonic degradation treatment box, and between the ultraviolet sterilization tube and the ultraviolet sterilization treatment box are all fixed and installed by screws.

Further, the height of the activated carbon adsorption treatment box is greater than the height of the ultrasonic degradation treatment box, and the height of the ultrasonic degradation treatment box is larger than the ultraviolet sterilization treatment box.

Further, the bottom ends of the activated carbon adsorption treatment box, the ultrasonic degradation treatment box and the ultraviolet sterilization treatment box are all arranged in a funnel shape, and are fixedly provided with a sediment discharge port, and the three sediment discharge ports are all fixed with a control valve.

A method for laboratory organic wastewater treatment, the specific operation steps are as follows:

Step 1: Pour the organic waste water produced in the experiment into the waste water mixing cylinder with a quantitative proportion of flocculation medicines from the water inlet funnel, drive the motor to drive the screw shaft to stir and mix the waste water, and push the waste water from the connecting pipe into the activated carbon adsorption treatment box;

Step 2: The wastewater in the activated carbon adsorption treatment tank enters the activated carbon adsorption treatment cylinder through the lower activated carbon filter frame with the rise of the liquid level, and the activated carbon adsorption particles filled in the activated carbon adsorption treatment cylinder are used to adsorb the dissolved organic matter in the wastewater. At the same time, the stirring shaft is stirred to improve the organic adsorption effect of the activated carbon adsorption particles. The wastewater after adsorption treatment overflows from the overflow port and is transported to the ultrasonic degradation treatment tank through the first conveying pipe;

Step 3: The wastewater in the ultrasonic degradation treatment tank enters the ultrasonic degradation cylinder as the liquid level rises. The ultrasonic generators on the mounting brackets emit ultrasonic waves. The pollutants are decomposed into small molecular substances that are acceptable to the environment, and then overflow into the ultraviolet sterilization treatment box through the second conveying pipe;

Step 4: The wastewater in the ultraviolet sterilization treatment box rises with the liquid level, and the wastewater enters the ultraviolet sterilization cylinder, and the ultraviolet rays emitted by the ultraviolet lamp tube set in the ultraviolet sterilization cylinder are used for ultraviolet sterilization, so as to cooperate with the ultraviolet reflection sheet to reflect the ultraviolet rays. , to improve the sterilization effect, and the sterilized wastewater overflows from the outlet pipe, ending the treatment of organic wastewater in the laboratory.

The embodiments of the present invention have the following advantages:

1. The present invention uses the sewage mixing cylinder to cooperate with the screw stirring shaft to stir and pretreat the waste water, which is convenient for mixing the waste water and flocculation chemicals, so that the floating matter is precipitated, and the waste water enters the activated carbon adsorption treatment cylinder. The organic matter is absorbed, and the stirring shaft is stirred at the same time to improve the organic matter adsorption effect of the activated carbon adsorption particles. The ultrasonic wave generated by the ultrasonic generator in the ultrasonic degradation cylinder decomposes the refractory organic pollutants in the water into environmentally acceptable small molecules. Subsequent The ultraviolet lamp tube in the ultraviolet sterilization tube is then used for ultraviolet sterilization. Compared with the existing organic wastewater treatment method, it is convenient for the three treatment processes of adsorption, degradation and sterilization of organic wastewater. The wastewater treatment effect is good. The ultrasonic degradation treatment box and the ultraviolet sterilization treatment box flow through the overflow, the equipment structure is simple, and the treatment operation is convenient;

2. The present invention uses screws to install the activated carbon adsorption treatment tube, the ultrasonic degradation tube and the ultraviolet sterilization tube, so that they can be disassembled from the activated carbon adsorption treatment box, the ultrasonic degradation treatment box and the ultraviolet sterilization treatment box respectively, which is convenient for the maintenance of the equipment, and in the When the adsorption, degradation and sterilization processes are carried out in the activated carbon adsorption treatment tank, the ultrasonic degradation tank and the ultraviolet sterilization tank, respectively, a relatively static environment is provided for the activated carbon adsorption treatment tank, the ultrasonic degradation treatment tank and the ultraviolet sterilization treatment tank, which is convenient for wastewater treatment. At the same time, by setting the sediment discharge port and controlling the valve, it is convenient to discharge the generated sediment and facilitate the cleaning of the equipment.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions for the implementation of the present invention, so there is no technical The substantive meaning above, any modification of the structure, the change of the proportional relationship or the adjustment of the size should still fall within the technical content disclosed in the present invention without affecting the effect and the purpose that the present invention can produce. within the range that can be covered.

Fig. 1 is the overall structure schematic diagram provided by the present invention;

2 is a schematic diagram of the overall structure of the activated carbon adsorption treatment cylinder provided by the present invention;

3 is a schematic diagram of the overall structure of the stirring shaft provided by the present invention;

Fig. 4 is the top sectional structure schematic diagram of the ultraviolet sterilization cylinder provided by the present invention;

5 is a schematic structural diagram of the A part of FIG. 1 provided by the present invention;

Fig. 6 is the bottom view structure schematic diagram of the water inlet filter screen provided by the present invention;

7 is a schematic structural diagram of part B of FIG. 1 provided by the present invention;

In the picture: 1 equipment base, 2 activated carbon adsorption treatment box, 3 ultrasonic degradation treatment box, 4 ultraviolet sterilization treatment box, 5 sewage mixing drum, 6 water inlet funnel, 7 screw stirring shaft, 8 drive motor, 9 connecting pipe, 10 Separation baffle, 11 activated carbon adsorption treatment cylinder, 12 upper activated carbon filter frame, 13 lower activated carbon filter frame, 14 stirring shaft, 15 overflow port, 16 first conveying pipe, 17 ultrasonic degradation cylinder, 18 installation bracket rod, 19 ultrasonic wave Generator, 20 second conveying pipe, 21 ultraviolet sterilization tube, 22 ultraviolet lamp tube, 23 ultraviolet reflector, 24 water outlet pipe, 25 spiral pusher, 26 limit ring, 27 sealing ring, 28 stirring rod, 29 stirring motor, 30 water inlet filter screen, 31 activated carbon inlet and outlet, 32 sealing plug, 33 sediment discharge port, 34 control valve.

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to Figures 1-7 of the description, a device for laboratory organic wastewater treatment in this embodiment includes a device base 1, and an activated carbon adsorption treatment box 2 is fixedly arranged on one side of the top of the device base 1. An ultrasonic degradation treatment box 3 is fixedly arranged on one side of the activated carbon adsorption treatment box 2, and an ultraviolet sterilization treatment box 4 is fixedly arranged on one side of the ultrasonic degradation treatment box 3;

A sewage mixing cylinder 5 is fixed on the other side of the activated carbon adsorption treatment box 2, a water inlet funnel 6 is fixed on the top of the sewage mixing cylinder 5, and a screw stirring shaft 7 is movably arranged inside the sewage mixing cylinder 5. A drive motor 8 is fixedly arranged at the top of the sewage mixing cylinder 5, the output end of the driving motor 8 is fixedly connected to the top of the screw shaft 7, and a communication pipe is fixedly arranged between the bottom end of the sewage mixing cylinder 5 and the bottom of the activated carbon adsorption treatment box 2 9. The flocculation chemicals with the proportion of organic waste water are poured into the sewage mixing cylinder 5 from the water inlet funnel 6, and the driving motor 8 drives the screw stirring shaft 7 to stir and mix the waste water, and push the waste water to enter the activated carbon adsorption treatment tank 2 from the communication pipe 9. ;

A partition baffle 10 is fixed on the inner wall of the top of the activated carbon adsorption treatment box 2 , an activated carbon adsorption treatment cylinder 11 is sleeved in the middle of the partition baffle 10 , and an upper activated carbon filter screen frame 12 is fixed on the top of the activated carbon adsorption treatment cylinder 11 , a lower activated carbon filter screen frame 13 is fixedly arranged at the bottom of the activated carbon adsorption treatment cylinder 11, a stirring shaft 14 is movably arranged between the upper activated carbon filter screen frame 12 and the lower activated carbon filter screen frame 13, and the upper activated carbon filter screen frame Activated carbon adsorption particles are filled between 12 and the lower activated carbon filter screen frame 13, the top surface of the activated carbon adsorption treatment cylinder 11 is fixedly provided with an overflow port 15, and the top side of the activated carbon adsorption treatment box 2 is fixedly provided with a first conveying pipe 16 , the end of the first conveying pipe 16 away from the activated carbon adsorption treatment box 2 penetrates into the top of the inner cavity of the ultrasonic degradation treatment box 3, and the activated carbon adsorption particles filled in the activated carbon adsorption treatment barrel 11 are activated carbon adsorption to the organic matter dissolved in the wastewater, and at the same time The stirring shaft 14 is stirred to improve the organic matter adsorption effect of the activated carbon adsorption particles, and the wastewater after adsorption treatment overflows from the overflow port 15 and is transported to the ultrasonic degradation treatment tank 3 through the first conveying pipe 16;

The ultrasonic degradation treatment box 3 is fixedly provided with an ultrasonic degradation cylinder 17, and the ultrasonic degradation cylinder 17 is fixedly provided with a mounting bracket rod 18, and a plurality of ultrasonic generators 19 are evenly installed on the surface of the installation bracket rod 18. The top side of the ultrasonic degradation cylinder 17 is fixedly provided with a second conveying pipe 20, and the end of the second conveying pipe 20 away from the ultrasonic degradation treatment box 3 penetrates and extends into the top of the inner cavity of the ultraviolet sterilization treatment box 4. The ultrasonic generator 19 emits ultrasonic waves, and the cavitation effect produced by the ultrasonic radiation decomposes the refractory organic pollutants in the water into small molecular substances that are acceptable to the environment, and then overflows into the ultraviolet sterilization treatment box 4 through the second conveying pipe 20. ;

The ultraviolet sterilization treatment box 4 is fixedly provided with an ultraviolet sterilization cylinder 21, the ultraviolet sterilization cylinder 21 is fixedly provided with an ultraviolet lamp 22, and the inner wall of the ultraviolet sterilization cylinder 21 is fixedly provided with an ultraviolet reflection sheet 23, and the ultraviolet sterilization A water outlet pipe 24 is fixedly provided on one side of the top of the cylinder 21, and the water outlet pipe 24 extends through the top of the ultraviolet sterilization treatment box 4, and the ultraviolet rays emitted by the ultraviolet lamp tube 22 set in the ultraviolet sterilization cylinder 21 carry out ultraviolet sterilization, so as to cooperate with the ultraviolet rays at the same time. The reflection sheet 23 reflects the ultraviolet rays to improve the sterilization effect, and the waste water after sterilization treatment overflows from the water outlet pipe 24, ending the treatment of the organic waste water in the laboratory.

Further, the activated carbon adsorption treatment box 2 is set at the same height as the sewage mixing cylinder 5, and the surface of the spiral stirring shaft 7 is fixedly provided with a screw push blade 25, so that the water in the sewage mixing cylinder 5 can enter the activated carbon adsorption treatment box 2. , When the screw pusher blade 25 rotates, it exerts a flow thrust on the waste water to facilitate the flow of the waste water.

Further, a limit ring 26 is fixed on the top outer surface of the activated carbon adsorption treatment cylinder 11, the limit ring 26 is matched with the partition baffle 10, and a sealing ring 27 is fixed at the bottom of the limit ring 26, which is convenient for activated carbon. The sealing connection between the adsorption treatment cylinder 11 and the separation baffle 10, the subsequent waste water overflowing from the overflow port 15 is located on the upper part of the separation baffle 10, and then is transported to the ultrasonic degradation treatment tank 3 with the first conveying pipe 16.

Further, a stirring rod 28 is fixed on the surface of the stirring shaft 14, and the stirring rod 28 is arranged in an L shape. The top of the activated carbon adsorption treatment cylinder 11 is fixedly provided with a stirring motor 29. The top of the shaft 14 is fixedly connected, the stirring motor 29 drives the stirring rod 14 to rotate, and the stirring rod 28 is used to agitate the activated carbon particles and waste water, so as to improve the organic matter adsorption effect of the activated carbon particles adsorbing particles.

Further, the overflow port is set higher than the partition baffle, and the bottom of the first conveying pipe 16 is set at the same level as the upper surface of the partition baffle 10, preventing the overflowed water from being in the upper part of the partition baffle 10 and passing through the A conveying pipe 16 is conveyed into the ultrasonic degradation treatment tank 3 .

Further, the bottom end of the ultrasonic degradation cylinder 17 and the bottom end of the ultraviolet sterilization cylinder 21 are fixedly provided with a water inlet filter screen 30, and one side of the bottom of the activated carbon adsorption treatment cylinder 11 is fixedly provided with an activated carbon inlet and outlet 31. The outlet 31 is internally threaded and provided with a sealing plug 32 to filter the waste water entering the bottom end of the ultrasonic degradation cylinder 17 and the interior of the ultraviolet sterilization cylinder 21 to prevent the generated sediment from entering. For the replacement of activated carbon particles, the sealing plug 32 facilitates the sealing of the activated carbon inlet and outlet 31 .

Further, the bottom end of the activated carbon adsorption treatment barrel 11 extends to the bottom of the activated carbon adsorption treatment box 2, the bottom end of the ultrasonic degradation barrel 17 extends to the bottom of the ultrasonic degradation treatment box 3, and the bottom end of the ultraviolet sterilization barrel 21 extends to the bottom of the ultraviolet sterilization treatment box. The bottom of the treatment box 4, between the activated carbon adsorption treatment box 11 and the activated carbon adsorption treatment box 2, between the ultrasonic degradation drum 17 and the ultrasonic degradation treatment box 3, and between the ultraviolet sterilization drum 21 and the ultraviolet sterilization treatment box 4 are all fixed by screws. Installation, it is convenient for waste water to enter the activated carbon adsorption treatment cylinder 11, the ultrasonic degradation cylinder 17 and the ultraviolet sterilization cylinder 21, and realize the internal processes of the activated carbon adsorption treatment cylinder 11, the ultrasonic degradation cylinder 17 and the ultraviolet sterilization cylinder 21 and the activated carbon adsorption treatment tank 2. Ultrasonic degradation The inner space of the treatment box 3 and the ultraviolet sterilization treatment box 4 is separated to provide a relatively static environment for the activated carbon adsorption treatment box 2, the ultrasonic degradation treatment box 3 and the ultraviolet sterilization treatment box 4, which is convenient for the generation and precipitation of sediments in the wastewater.

Further, the height of the activated carbon adsorption treatment box 2 is greater than the height of the ultrasonic degradation treatment box 3, and the height of the ultrasonic degradation treatment box 3 is larger than the ultraviolet sterilization treatment box 4, which is convenient for waste water in the activated carbon adsorption treatment box 2, the ultrasonic degradation treatment box 3, and the ultraviolet light. The sterilization treatment boxes 4 flow through the overflow.

Further, the bottom ends of the activated carbon adsorption treatment box 2, the ultrasonic degradation treatment box 3 and the ultraviolet sterilization treatment box 4 are all arranged in a funnel shape, and are fixedly provided with a sediment discharge port 33, and the three sediment discharge ports 33 are all fixed. A control valve 34 is provided to facilitate the discharge of the generated precipitate and facilitate the cleaning of the equipment.

The present invention also provides, a method for laboratory organic wastewater treatment, the specific operation steps are as follows:

Step 1: Pour the organic waste water produced during the experiment into the waste water mixing cylinder 5 from the water inlet funnel 6 with a quantitative proportion of flocculation chemicals, the driving motor 8 drives the screw shaft 7 to stir and mix the waste water, and push the waste water to enter from the communication pipe 9. to activated carbon adsorption treatment box 2;

Step 2: The wastewater in the activated carbon adsorption treatment tank 2 enters the activated carbon adsorption treatment cylinder 11 through the lower activated carbon filter screen frame 13 as the liquid level rises, and the activated carbon adsorption particles filled in the activated carbon adsorption treatment cylinder 11 are used to dissolve the waste water. The organic matter is adsorbed by activated carbon, and the stirring shaft 14 is stirred at the same time to improve the organic matter adsorption effect of the activated carbon adsorption particles, and the wastewater after adsorption treatment overflows from the overflow port 15 and is transported to the ultrasonic degradation treatment box 3 through the first conveying pipe 16;

Step 3: The waste water in the ultrasonic degradation treatment tank 3 enters the ultrasonic degradation cylinder 17 as the liquid level rises, and the ultrasonic generators 19 on the mounting bracket rod 18 emit ultrasonic waves. The refractory organic pollutants in the water are decomposed into small molecular substances that are acceptable to the environment, and subsequently overflow into the ultraviolet sterilization treatment box 4 through the second conveying pipe 20;

Step 4: The waste water in the ultraviolet sterilization treatment box 4 rises with the liquid level, and the waste water enters the ultraviolet sterilization cylinder 21, and the ultraviolet rays emitted by the ultraviolet lamp tube 22 set in the ultraviolet sterilization cylinder 21 are subjected to ultraviolet sterilization, so as to cooperate with the ultraviolet rays at the same time. The reflection sheet 23 reflects the ultraviolet rays to improve the sterilization effect, and the waste water after sterilization treatment overflows from the water outlet pipe 24, ending the treatment of the organic waste water in the laboratory.

Although the present invention has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present invention, which will be obvious to those skilled in the art. Therefore, these modifications or improvements made without departing from the spirit of the present invention fall within the scope of the claimed protection of the present invention.

Claims (10)

1. An equipment for laboratory organic wastewater treatment, comprising an equipment base (1), characterized in that: one side of the top of the equipment base (1) is fixedly provided with an activated carbon adsorption treatment box (2), and the An ultrasonic degradation treatment box (3) is fixedly arranged on one side of the activated carbon adsorption treatment box (2), and an ultraviolet sterilization treatment box (4) is fixedly arranged on one side of the ultrasonic degradation treatment box (3); A sewage mixing cylinder (5) is fixedly arranged on the other side of the activated carbon adsorption treatment box (2), and a water inlet funnel (6) is fixedly arranged on the top of the sewage mixing cylinder (5). A screw stirring shaft (7) is movably arranged, a driving motor (8) is fixedly arranged at the top of the sewage mixing drum (5), and the output end of the driving motor (8) is fixedly connected with the top of the screw stirring shaft (7). A communication pipe (9) is fixedly arranged between the bottom end of the sewage mixing cylinder (5) and the bottom of the activated carbon adsorption treatment box (2); A partition baffle (10) is fixedly arranged on the top inner wall of the activated carbon adsorption treatment box (2), an activated carbon adsorption treatment cylinder (11) is sleeved in the middle of the partition baffle (10), and the activated carbon adsorption treatment cylinder (11) An upper activated carbon filter screen frame (12) is fixedly arranged at the top, and a lower activated carbon filter screen frame (13) is fixedly arranged at the bottom of the activated carbon adsorption treatment cylinder (11). The upper activated carbon filter screen frame (12) and the lower activated carbon filter screen A stirring shaft (14) is movably arranged between the racks (13), and activated carbon adsorption particles are filled between the upper activated carbon filter screen rack (12) and the lower activated carbon filter screen rack (13), and the activated carbon adsorption treatment cylinder (11) ) top surface is fixedly provided with an overflow port (15), and a first conveying pipe (16) is fixedly arranged on one side of the top of the activated carbon adsorption treatment box (2), and the first conveying pipe (16) is far away from the activated carbon adsorption treatment box ( One end of 2) penetrates into the top of the inner cavity of the ultrasonic degradation treatment box (3); An ultrasonic degradation cylinder (17) is fixedly arranged inside the ultrasonic degradation treatment box (3), an installation bracket rod (18) is fixedly arranged in the inside of the ultrasonic degradation cylinder (17), and the surface of the installation bracket rod (18) is evenly installed There are a plurality of ultrasonic generators (19), and a second conveying pipe (20) is fixedly arranged on one side of the top of the ultrasonic degradation cylinder (17), and the second conveying pipe (20) is far away from the surface of the ultrasonic degradation treatment box (3). One end penetrates and extends into the top of the inner cavity of the ultraviolet sterilization treatment box (4); An ultraviolet sterilization cylinder (21) is fixedly arranged inside the ultraviolet sterilization treatment box (4), an ultraviolet lamp tube (22) is fixedly arranged inside the ultraviolet sterilization cylinder (21), and an inner wall of the ultraviolet sterilization cylinder (21) is fixedly arranged An ultraviolet reflective sheet (23) is provided, and a water outlet pipe (24) is fixedly arranged on one side of the top of the ultraviolet sterilization cylinder (21), and the water outlet pipe (24) extends through the top of the ultraviolet sterilization treatment box (4). 2. A device for laboratory organic wastewater treatment according to claim 1, characterized in that: the activated carbon adsorption treatment box (2) is set at the same height as the sewage mixing drum (5), and the spiral stirring shaft (7) A screw pushing blade (25) is fixedly arranged on the surface. 3. A device for laboratory organic wastewater treatment according to claim 1, characterized in that: a limit ring (26) is fixedly arranged on the top outer surface of the activated carbon adsorption treatment cylinder (11), and the limit The ring (26) is matched with the separating baffle plate (10), and a sealing ring (27) is fixedly arranged at the bottom of the limiting ring (26). 4. A device for laboratory organic wastewater treatment according to claim 1, characterized in that: a stirring rod (28) is fixed on the surface of the stirring shaft (14), and the stirring rod (28) is in the shape of a L-shaped arrangement, a stirring motor (29) is fixedly arranged on the top of the activated carbon adsorption treatment cylinder (11), and the output end of the stirring motor (29) is fixedly connected with the top of the stirring shaft (14). 5. A device for laboratory organic wastewater treatment according to claim 1, characterized in that: the overflow port (15) is set higher than the partition baffle (10), and the first conveying pipe (16) ) bottom and the upper surface of the separating baffle (10) are arranged on the same level. 6. a kind of equipment for laboratory organic wastewater treatment according to claim 1, is characterized in that: described ultrasonic degradation cylinder (17) bottom end and ultraviolet sterilization cylinder (21) bottom end are all fixedly provided with water inlet The filter screen (30), the activated carbon inlet and outlet (31) are fixedly arranged on the bottom side of the activated carbon adsorption treatment cylinder (11), and the activated carbon inlet and outlet (31) are internally screwed and provided with a sealing plug (32). 7. A device for laboratory organic wastewater treatment according to claim 1, wherein the bottom end of the activated carbon adsorption treatment cylinder (11) extends to the bottom of the activated carbon adsorption treatment box (2), and the ultrasonic The bottom end of the degradation cylinder (17) extends to the bottom of the ultrasonic degradation treatment box (3), the bottom end of the ultraviolet sterilization cylinder (21) extends to the bottom of the ultraviolet sterilization treatment box (4), and the activated carbon adsorption treatment cylinder (11) and activated carbon The adsorption treatment box (2), the ultrasonic degradation cylinder (17) and the ultrasonic degradation treatment box (3), and the ultraviolet sterilization cylinder (21) and the ultraviolet sterilization treatment box (4) are all fixed and installed by screws. 8. A device for laboratory organic wastewater treatment according to claim 1, characterized in that: the height of the activated carbon adsorption treatment box (2) is greater than the height of the ultrasonic degradation treatment box (3), and the ultrasonic degradation treatment The height of the box (3) is greater than that of the ultraviolet sterilization treatment box (4). 9. A kind of equipment for laboratory organic wastewater treatment according to claim 1, is characterized in that: described activated carbon adsorption treatment box (2), ultrasonic degradation treatment box (3) and ultraviolet sterilization treatment box (4) The bottom ends are all arranged in a funnel shape, and are fixedly provided with a sediment discharge port (33), and all three of the sediment discharge ports (33) are fixedly provided with a control valve (34). 10. a kind of method for laboratory organic wastewater treatment according to any one of claim 1-9, is characterized in that: concrete operation steps are as follows: Step 1: Pour the organic waste water produced during the experiment into the waste water mixing drum (5) from the water inlet funnel (6) with a quantitative proportion of flocculation chemicals, and the driving motor (8) drives the screw shaft (7) to stir and mix the waste water. , push the waste water from the communication pipe (9) into the activated carbon adsorption treatment tank (2); Step 2: The waste water in the activated carbon adsorption treatment tank (2) enters the activated carbon adsorption treatment cylinder (11) through the lower activated carbon filter screen frame (13) as the liquid level rises, and the activated carbon adsorption treatment cylinder (11) is used to fill the interior of the activated carbon adsorption treatment cylinder (11). The activated carbon adsorption particles of the activated carbon adsorb the organic matter dissolved in the wastewater by activated carbon adsorption, and the stirring shaft (14) is stirred at the same time to improve the organic matter adsorption effect of the activated carbon adsorption particles. The pipe (16) is transported into the ultrasonic degradation treatment box (3); Step 3: The wastewater in the ultrasonic degradation treatment tank (3) enters the ultrasonic degradation cylinder (17) with the rise of the liquid level, and the ultrasonic generators (19) on the mounting bracket rod (18) emit ultrasonic waves. The cavitation effect produced by the radiation decomposes the refractory organic pollutants in the water into small molecular substances that are acceptable to the environment, and subsequently overflows into the ultraviolet sterilization treatment box (4) through the second conveying pipe (20); Step 4: As the liquid level rises, the waste water in the ultraviolet sterilization treatment box (4) enters the ultraviolet sterilization cylinder (21), and the ultraviolet rays emitted by the ultraviolet lamp tube (22) set in the ultraviolet sterilization cylinder (21) are used to carry out the treatment. Ultraviolet sterilization is combined with the ultraviolet reflection sheet (23) to reflect ultraviolet rays to improve the sterilization effect, and the sterilized wastewater overflows from the water outlet pipe (24), ending the treatment of laboratory organic wastewater.

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