CN217838647U - Ethanol wastewater treatment device - Google Patents

Abstract

The utility model discloses an ethanol wastewater treatment device, which comprises a shell, wherein a precipitation filtering device, an aeration medicine spraying device, a fine filtering device and an aeration device are sequentially arranged in the shell from top to bottom; the sedimentation filtering device comprises an ascending pipeline which is obliquely arranged, an auger is arranged in the ascending pipeline, the side surface of the auger is tightly attached to the inner wall of the ascending pipeline, and the bottom end of the auger is connected with an output shaft of a first motor; the bottom end of the precipitation filtering device is provided with a water outlet, the water outlet is positioned above the first motor, a water inlet is arranged below the first motor, a filtering plate is arranged at the water outlet, the water outlet is connected with one end of a water pipe, the other end of the water pipe is connected with the water inlet, and the bottom end of the shell is connected with a water outlet pipe; the utility model discloses a deposit filter equipment, aeration and spout medicine device, fine filter equipment and aeration equipment to realize high-efficient purification treatment.

Description

Ethanol wastewater treatment device

Technical Field

The utility model relates to an ethanol waste water treatment field, more specifically say, relate to an ethanol waste water treatment device.

Background

The fuel ethanol is generally absolute ethanol with the volume concentration of more than 99.5 percent, is organic wastewater with high concentration, high temperature, high suspended matters, much silt and high viscosity, is generally acidic, has COD (chemical oxygen demand) of 50-70 g/L, is the most main pollution source in the ethanol industry, can generate ethanol wastewater after the existing fuel ethanol production, and needs to be treated and then discharged in the process of discharging the fuel ethanol wastewater; the direct discharge of the bio-ethanol causes great pollution to water, and at present, the treatment method of bio-ethanol wastewater comprises a UASB (upflow anaerobic sludge blanket) process, a membrane filtration method, a DDGS process and the like;

the application numbers are: CN201922387346.2, the patent name is an all-round treatment device based on fuel ethanol wastewater, which is characterized in that a filter plate is fixedly connected to the bottom of the right side of the inner wall of a sedimentation tank and positioned on the left side of a water outlet pipe, sludge impurities in the fuel ethanol wastewater are precipitated and filtered for multiple times, so that the filtering effect is good, and an aeration pipe and a single-hole membrane air diffuser are arranged, so that the aeration effect is better, the aeration efficiency is improved, organic matters such as total nitrogen, ammonia nitrogen and COD (chemical oxygen demand) in the wastewater can be removed more conveniently, the treatment effect on the wastewater is better, and the reuse of water resources is facilitated;

the application numbers are: CN202120705280.1, the patent name is an omnibearing high-efficiency treatment device based on ethanol wastewater, which comprises a sedimentation tank, a filtering mechanism and a neutralizing mechanism, wherein the ethanol wastewater enters the sedimentation tank through a water inlet pipe for sedimentation, and is filtered again through a first filter plate in the filtering mechanism, the filtered ethanol wastewater enters the neutralizing mechanism, an acid-base adjusting solution is added into the neutralizing tank through a feed pipe, a rotating shaft is driven to rotate through the operation of a motor, and the rotating shaft drives a stirring block to rotate, so that the ethanol wastewater is convenient for subsequent discharge;

however, when the equipment is used for wastewater treatment, the sedimentation tank takes a long time to settle, and the structure is large, so that the whole wastewater purification time is long, and the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that the waste water treatment efficiency that exists among the prior art is low, the utility model aims to provide an ethanol effluent treatment plant, it can realize high-efficient purification waste water.

2. Technical scheme

In order to solve the problem, the utility model adopts the following technical proposal.

An ethanol wastewater treatment device comprises a shell, wherein a precipitation filtering device, an aeration spraying device, a fine filtering device and an aeration device are sequentially arranged in the shell from top to bottom; the precipitation filtering device comprises an ascending pipeline which is obliquely arranged, an auger is arranged in the ascending pipeline, the side surface of the auger is tightly attached to the inner wall of the ascending pipeline, the bottom end of the auger is connected with an output shaft of a first motor, a dirt box is arranged outside the shell, and the dirt box is positioned at the top end of the ascending pipeline; the bottom of precipitating and filtering device is provided with the delivery port, and the delivery port is located first motor top, and the below of first motor is provided with the water inlet, and delivery port department is provided with the filter, and the delivery port is connected with the one end of water pipe, and the water inlet is connected to the other end of water pipe, is provided with the solenoid valve on the water pipe, and the outlet pipe is connected to the casing bottom.

Preferably, a fine grid is arranged in the dirt box.

Preferably, the aeration spout medicine device include atomizer and rotation axis, the both ends and the shells inner wall swivelling joint of rotation axis, evenly be provided with a plurality of blades on the side of rotation axis, the blade is located water inlet department, atomizer is located the bottom department of rotation axis, and the orientation makes progress, atomizer and external liquid medicine case are connected.

Preferably, the fine filtering device comprises a molecular sieve adsorption layer, an immobilized microorganism layer and an activated carbon adsorption layer from top to bottom in sequence.

Preferably, the aeration device comprises a stirring fan and an aeration pipe, wherein the stirring fan is connected with the second motor, and the aeration pipe is connected with an external aerator.

Preferably, a fan is arranged on the shell opposite to the atomizing nozzle, and filter screens are arranged on two sides of the fan.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: the utility model has the advantages that through the sedimentation and filtration device, on one hand, the ethanol wastewater at the bottom is transmitted into the sewage box above the sedimentation and filtration device through the auger, so that the sewage treatment is uninterrupted, and the sewage enters the sewage box without stimulating the settled sewage to be overflowed;

then the ethanol wastewater flows out of a water inlet of the water pipe and is beaten on blades on the rotating shaft, the wastewater can be in full contact with air to realize aeration, external air is purified by the fan through the filter screen and then is sent into the shell to be in full contact with the beaten wastewater, in addition, the atomization nozzle sprays out neutralized liquid medicine upwards, the wastewater can be in full contact with the liquid medicine while being in full contact with the air, the liquid medicine is sprayed upwards, the range of the liquid medicine falling onto the molecular sieve adsorption layer is wider, and the distribution is more uniform;

the ethanol wastewater after aeration and pesticide spraying neutralization falls onto the molecular sieve adsorption layer, and due to the sieve-like structure of the molecular sieve adsorption layer, on one hand, the adsorption and purification of the wastewater can be realized, on the other hand, the wastewater can uniformly pass through the molecular sieve and then uniformly fall onto the immobilized microorganism layer, and is repurified by the microorganisms on the immobilized microorganism layer, and finally, the wastewater is adsorbed by the activated carbon adsorption layer and then is discharged;

the wastewater after the microbial treatment and the adsorption treatment is subjected to aeration treatment by the aeration pipe, and in the aeration treatment process, the stirring fan is driven by the second motor to carry out stirring treatment, so that the wastewater is fully aerated and finally flows out of the water outlet pipe, and efficient purification treatment is realized.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a housing; 2. an ascending pipe; 3. a packing auger; 4. a first motor; 5. a dirt box; 6. a filter plate; 7. fine grids; 8. a water pipe; 9. an electromagnetic valve; 10. an atomizing spray head; 11. a rotating shaft; 12. a blade; 13. a molecular sieve adsorbent layer; 14. an immobilized microorganism layer; 15. an activated carbon adsorption layer; 16. a stirring fan; 17. an aeration pipe; 18. a fan; 19. a filter screen; 20. and (5) discharging a water pipe.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person of ordinary skill in the art without making any creative effort; all belong to the protection scope of the utility model.

Example 1:

referring to fig. 1-2, an ethanol wastewater treatment device comprises a housing 1, wherein a precipitation filtering device, an aeration spraying device, a fine filtering device and an aeration device are sequentially arranged in the housing 1 from top to bottom; the precipitation filtering device comprises an ascending pipeline 2 which is obliquely arranged, an auger 3 is arranged in the ascending pipeline 2, the side surface of the auger 3 is tightly attached to the inner wall of the ascending pipeline 2, the bottom end of the auger 3 is connected with an output shaft of a first motor 4, a dirt box 5 is arranged outside the shell 1, and the dirt box 5 is positioned at the top end of the ascending pipeline 2; the bottom of precipitating and filtering device is provided with the delivery port, and the delivery port is located first motor 4 top, and the below of first motor 4 is provided with the water inlet, and delivery port department is provided with filter 6, and the delivery port is connected with the one end of water pipe 8, and the water inlet is connected to the other end of water pipe 8, is provided with solenoid valve 9 on the water pipe 8, and outlet pipe 20 is connected to 1 bottom of casing.

Traditional sediment adopts the sediment of stewing, the shortcoming is exactly long, and the in-process of sediment is unsuitable to last the joining waste water in it, otherwise can lead to the precipitate to be general, this patent pioneering nature drives the auger rotation through first motor, thereby make the filth of sediment drive upward movement through the auger, until moving to the filth incasement, thereby can realize incessant continuous adding waste water in it, continuous processing, thereby it is more high-efficient, waste water flows from the water pipe on the delivery port after the filter plate filters simultaneously, then flow into the aeration through the water pipe and spout in the medicine device, carry out retreatment.

Example 2:

a fine grid 7 is arranged in the dirt box 5. As shown in fig. 1, the dirt in the dirt box is drained through the fine grill.

Example 3:

medicine device is spouted in aeration includes atomizer 10 and rotation axis 11, and rotation axis 11's both ends and 1 inner wall swivelling joint of casing evenly are provided with a plurality of blades 12 on the side of rotation axis 11, and blade 12 is located water inlet department, and atomizer 10 is located the bottom department of rotation axis 11, and the orientation makes progress, and atomizer 10 and external liquid medicine case are connected.

As shown in figure 2, after the electromagnetic valve is opened, when wastewater flows into the aeration spraying device from the end of the water pipe at the water inlet, ethanol wastewater can hit the blades 12, so that the wastewater is flooded, and is easier to contact with oxygen in the air to realize aeration.

Example 4:

the fine filtering device comprises a molecular sieve adsorption layer 13, an immobilized microorganism layer 14 and an activated carbon adsorption layer 15 from top to bottom in sequence.

As shown in figure 1, the ethanol wastewater after being subjected to aeration and pesticide spraying neutralization falls onto a molecular sieve adsorption layer, the molecular sieve adsorption layer can realize adsorption and purification of the wastewater due to a sieve-like structure, and the wastewater can uniformly pass through a molecular sieve and then uniformly fall onto an immobilized microorganism layer, is repurified by microorganisms on the immobilized microorganism layer, and is finally discharged after being adsorbed by an activated carbon adsorption layer.

Example 5:

the aeration device comprises a stirring fan 16 and an aeration pipe 17, wherein the stirring fan 16 is connected with a second motor, and the aeration pipe 17 is connected with an external aerator. As shown in fig. 1, the wastewater after the microorganism treatment and the adsorption treatment is aerated by the aeration pipe, and in the aeration treatment process, the second motor drives the stirring fan to stir, so that the wastewater is fully aerated and finally flows out through the water outlet pipe, thereby realizing the high-efficiency purification treatment.

Example 6:

a fan 18 is arranged on the housing 1 opposite to the atomizing nozzle 10, and filter screens 19 are arranged on two sides of the fan 18. As shown in figure 1, the fan purifies the outside air by the filter screen and sends the purified outside air into the shell to be fully contacted with the hit waste water.

As described above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the present invention.

Claims (6)

1. The utility model provides an ethanol effluent treatment plant, includes casing (1), its characterized in that: a sedimentation filtering device, an aeration medicine spraying device, a fine filtering device and an aeration device are sequentially arranged in the shell (1) from top to bottom; the sedimentation and filtration device comprises an ascending pipeline (2) which is obliquely arranged, an auger (3) is arranged in the ascending pipeline (2), the side surface of the auger (3) is tightly attached to the inner wall of the ascending pipeline (2), the bottom end of the auger (3) is connected with an output shaft of a first motor (4), a dirt box (5) is arranged outside the shell (1), and the dirt box (5) is positioned at the top end of the ascending pipeline (2); the bottom of the sedimentation and filtration device is provided with a water outlet, the water outlet is positioned above the first motor (4), a water inlet is arranged below the first motor (4), a filter plate (6) is arranged at the water outlet, the water outlet is connected with one end of a water pipe (8), the other end of the water pipe (8) is connected with the water inlet, a solenoid valve (9) is arranged on the water pipe (8), and a water outlet pipe (20) is connected with the bottom end of the shell (1).

2. The ethanol wastewater treatment device according to claim 1, wherein: a fine grid (7) is arranged in the sewage box (5).

3. The ethanol wastewater treatment device according to claim 1, wherein: aeration spout medicine device include atomizer (10) and rotation axis (11), the both ends and casing (1) inner wall swivelling joint of rotation axis (11), evenly be provided with a plurality of blades (12) on the side of rotation axis (11), blade (12) are located water inlet department, atomizer (10) are located the bottom department of rotation axis (11), and the orientation is upwards, atomizer (10) and external liquid medicine case are connected.

4. The ethanol wastewater treatment device according to claim 1, wherein: the fine filtering device comprises a molecular sieve adsorption layer (13), an immobilized microorganism layer (14) and an activated carbon adsorption layer (15) from top to bottom in sequence.

5. The ethanol wastewater treatment device according to claim 1, wherein: the aeration device comprises a stirring fan (16) and an aeration pipe (17), wherein the stirring fan (16) is connected with a second motor, and the aeration pipe (17) is connected with an external aerator.

6. The ethanol wastewater treatment device according to claim 3, wherein: a fan (18) is arranged on the shell (1) opposite to the atomizing nozzle (10), and filter screens (19) are arranged on two sides of the fan (18).

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