CN212246402U

CN212246402U - IC tower for treating bean product wastewater

Info

Publication number: CN212246402U
Application number: CN202020544831.6U
Authority: CN
Inventors: 贾宁; 平雷
Original assignee: Zhuozhou Heyuan Environmental Protection Engineering Co Ltd
Current assignee: Heyuan environmental protection technology Hebei Co.,Ltd.
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-29
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a bean products IC tower for waste water treatment, including being the cylinder type, inside packing has the tower body of activated sludge granule, the tower body top is equipped with marsh gas collecting box, marsh gas collecting box bottom intercommunication riser and balance pipe, first gas collecting channel is connected to the bottom of riser, the second gas collecting channel is connected at the middle part, the outside coaxial inner tube that sets up of riser, the bottom mounting of inner tube is equipped with the third gas collecting channel, marsh gas collecting box's lateral wall intercommunication gas collecting pipe, the fourth gas collecting channel of bottom mounting connection of gas collecting pipe, the tower body, all be equipped with the baffle on the inner tube, the up end intercommunication outlet pipe of tower body, the blow off pipe is connected to the. In the utility model, after passing through the water inlet pipe at the top of the tower body, the wastewater flows into the tower body from the water distribution pipe uniformly, organic matters in the wastewater fully contact and react with microorganisms in activated sludge particles, the treatment load is effectively improved, and the phenomenon of deterioration of the treatment effect of a short flow and an anaerobic unit can be avoided; the sludge discharge pipe of the tower body is convenient for the maintenance of the later system operation.

Description

IC tower for treating bean product wastewater

Technical Field

The utility model relates to a waste water treatment technical field, more specifically relate to a bean products is IC tower for waste water treatment.

Background

Anaerobic reaction is carried out in the IC tower, and the anaerobic reaction is used for treating high-concentration biochemical wastewater, such as: corn starch wastewater, citric acid wastewater, beer wastewater, potato processing wastewater, alcohol wastewater and the like; has the advantages of high efficiency and low energy consumption.

The bean product wastewater is high-concentration yellow serofluid with higher water temperature, is generally acidic during primary purification, has a pH value of about 5 and is subject to putrefactive acidification, an oily scum layer is easily generated on the surface of the wastewater under an anaerobic condition, contains a large amount of soluble organic matters, and is easy to cause the phenomenon of deterioration of the treatment effect of an anaerobic unit. But the biochemical property of the bean product wastewater is very good, most pollutants in the wastewater are degradable organic matters, the biochemical property reaches 0.6-0.7, the average ratio of C, N and P in the wastewater is 100: 4.7: 0.7, and the bean product wastewater is suitable for the growth of microorganisms and is very suitable for being treated by a biochemical treatment process. Therefore, an IC tower for treating bean product wastewater is needed to improve the treatment effect of the anaerobic unit.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an IC tower for treating bean product wastewater is provided to solve the problem that the anaerobic unit treatment effect worsens in the process of treating bean product with the IC tower, thereby guarantee the abundant contact reaction of organic matter and microorganism in the wastewater, improve the water quality of water after the treatment.

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

An IC tower for treating bean product wastewater comprises a cylindrical tower body, wherein the bottom of the tower body is filled with sludge particles; the upper part of the tower body is communicated with a water inlet pipe for introducing wastewater, the water inlet pipe extends to the interior of the tower body in the radial direction and then is vertically bent downwards to be communicated with a water distribution pipe at the bottom end of the tower body, and the water distribution pipe is used for introducing wastewater; a biogas collecting box with the top end surface communicated with the biogas guide pipe is arranged above the tower body; the bottom end of the methane collecting box is communicated with a vertically arranged lifting pipe which is positioned in the center of the inner cavity of the tower body and a balance pipe which is used for guiding excessive gas in the methane collecting box into the bottom of the tower body; the bottom end of the lifting pipe is positioned in the middle of the tower body, and the bottom end and the middle of the lifting pipe are respectively and fixedly connected with a first gas collecting hood and a second gas collecting hood which are used for collecting methane; a bottomless inner cylinder is coaxially arranged outside the lifting pipe; a third gas collecting hood for collecting methane is fixedly arranged at the bottom end of the outer wall of the inner cylinder; the side wall of the methane collecting box is also communicated with a gas collecting pipe used for guiding methane in the tower body to the methane collecting box, the bottom end of the gas collecting pipe is positioned at the upper part of the tower body, and the bottom end of the gas collecting pipe is fixedly connected with a fourth gas collecting hood used for collecting methane; baffles are arranged on the outer walls of the tower body, the inner cylinder and the inner cylinder, the baffles are respectively connected with the edges of the first gas collecting hood, the second gas collecting hood, the third gas collecting hood and the fourth gas collecting hood in a horizontal plane, and gaps for methane to pass through are arranged in the vertical direction; the upper end surface of the tower body is communicated with a water outlet pipe used for discharging clean water, and the bottom end of the tower body is communicated with a sludge discharge pipe used for discharging sludge.

According to the technical scheme, a three-phase separator is arranged below the fourth gas collecting hood, and a settling area where sludge is located is arranged below the three-phase separator.

According to the technical scheme, the first gas collecting hood, the second gas collecting hood, the third gas collecting hood and the fourth gas collecting hood are in inverted funnel shapes.

Further optimize technical scheme, the outer wall of tower body is equipped with the heat preservation.

According to the technical scheme, the water distribution pipes are arranged in a cross mode and are parallel to the bottom end face of the tower body, the water distribution pipe pipelines are evenly provided with holes for enabling waste water to flow to form vortexes, and the hole opening directions are horizontal and are distributed in the anticlockwise direction.

Due to the adoption of the technical scheme, the utility model has the following technical progress.

The wastewater in the utility model flows into the tower body from the water distribution pipe after passing through the water inlet pipe at the top of the tower body, and the organic matters in the wastewater fully contact and react with the microorganisms in the activated sludge particles, so that the phenomena of short flow and worsening treatment effect of the anaerobic unit can be avoided, the full contact and reaction of the organic matters in the wastewater and the microorganisms can be ensured, and the treatment load can be effectively improved; the utility model discloses the mud pipe that well tower body bottom set up for discharge mud, the maintenance of the system operation after being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the water distributor of the present invention;

wherein: 1. the device comprises a tower body, 111, a water distribution pipe, 2, a third gas collecting hood, 21, an inner cylinder, 3, a lifting pipe, 31, a first gas collecting hood, 32, a second gas collecting hood, 4, a methane collecting box, 5, a methane guide pipe, 6, a balance pipe, 7, a fourth gas collecting hood, 71, a water inlet pipe, 8, a gas collecting pipe, 9, a settling zone, 10, a water outlet pipe, 11, a baffle, 12 and a sludge discharge pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An IC tower for treating bean product wastewater is shown in figures 1-2 and comprises a tower body 1, wherein the tower body 1 is cylindrical, sludge particles are filled in the tower body 1, the sludge particles are domesticated activated sludge particles special for treating high-concentration organic wastewater, an insulating layer is arranged on the outer wall of the tower body 1, and the sewage is decomposed and purified by anaerobic flora of high-concentration organic matters step by step from bottom to top in the tower body 1.

The upper part of the side wall of the tower body 1 is communicated with a water inlet pipe 71 for introducing waste water into the IC tower. The water inlet pipe 71 radially extends to the inside of the tower body 1 and then is vertically bent downwards, and the bottom end of the water inlet pipe 71 is positioned at the bottom inside the tower body 1. The bottom of inlet tube 71 communicates water distributor 111, and water distributor 111 is the cross setting and is parallel with tower body 1 bottom face, has evenly seted up the trompil on the water distributor 111 pipeline, and the trompil direction is the level and is anticlockwise arranging for make the waste water stream form the vortex form, carry out inside water conservancy diversion, can avoid producing the phenomenon that the treatment effect that the short current, the production anaerobism unit worsens.

A methane collecting box 4 is arranged above the tower body 1 and is used for collecting methane generated by the reaction. The top end surface of the marsh gas collecting box 4 is communicated with a marsh gas guide pipe 5 for leading out marsh gas. The bottom end of the methane collecting box 4 is communicated with a lifting pipe 3 and a balance pipe 6, and the lifting pipe 3 and the balance pipe 6 are vertically arranged in the middle of the IC tower body 1 in a staggered manner. The balance pipe 6 is used for guiding excessive gas in the methane collecting box 4 into the bottom of the tower body 1, preventing the pressure in the methane collecting box 4 from being too high, and keeping the pressure in the methane collecting box 4 and the pressure in the tower body 1 balanced. The bottom end and the middle part of the riser 3 are respectively fixedly connected with a first gas-collecting hood 31 and a second gas-collecting hood 32 for collecting methane generated by the reaction. The side wall of the methane collecting box 4 is also communicated with a plurality of gas collecting pipes 8, and the gas collecting pipes 8 are used for guiding methane generated in the IC tower to the methane collecting box 4. The bottom end of the gas collecting pipe 8 is fixedly connected with a fourth gas collecting hood 7, the fourth gas collecting hood 7 is used for collecting biogas generated by reaction, a three-phase separator is arranged in the area below the fourth gas collecting hood 7, a mixture of mud and water and the biogas is subjected to solid-liquid-gas three-phase separation through the three-phase separator, and a settling zone 9 where activated sludge is settled is arranged below the three-phase separator. An inner cylinder 21 is coaxially arranged outside the lifting pipe 3, the inner cylinder 21 is in a bottomless cylinder shape, and a third gas collecting hood 2 is fixedly arranged at the bottom end of the outer wall of the inner cylinder 21 and used for collecting methane generated by reaction.

The first gas-collecting channel 31, the second gas-collecting channel 32, the third gas-collecting channel 2 and the fourth gas-collecting channel 7 are all in the shape of inverted funnel.

The tower body 1, the inner wall of the inner cylinder 21 and the outer wall of the inner cylinder 21 are respectively provided with a baffle 11, the baffle 11 is respectively connected with the corresponding first gas collecting hood 31, the second gas collecting hood 32, the third gas collecting hood 2 and the fourth gas collecting hood 7 in the horizontal plane, and the baffle 11 is respectively provided with gaps with the edges of the first gas collecting hood 31, the second gas collecting hood 32, the third gas collecting hood 2 and the fourth gas collecting hood 7 in the vertical direction for biogas generated by reaction to pass through.

The upper end surface of the tower body 1 is communicated with a water outlet pipe 10 for discharging clear water; the bottom end of the tower body 1 is communicated with a sludge discharge pipe 12 for discharging sludge, so that the maintenance of the later system operation is facilitated.

The utility model discloses in the time of practical application, waste water gets into the bottom of IC tower and the interior active sludge granule of tower body 1 from water-distribution pipe 111 behind the inlet tube 71 of tower body 1 upper portion intercommunication. The wastewater rises spirally from the bottom of the tower body 1 and is mixed with domesticated activated sludge particles specially used for treating high-concentration organic wastewater. Most organic matters in the wastewater are oxidized into methane by microorganisms in the activated sludge particles, the methane is collected by the third gas collecting hood 2 and then rises along the lifting pipe 3, the separated methane is discharged along the methane guide pipe 5, the sludge particles and the wastewater rise through a gap between the baffle 11 and the third gas collecting hood 2 or the first gas collecting hood 31, and the residual organic matters in the wastewater can be further degraded and purified by the sludge particles above the third gas collecting hood 2 or the first gas collecting hood 31. Biogas generated by reaction above the third gas collecting hood 2 enters the biogas collecting box 4 through the fourth gas collecting hood 7 and the gas collecting pipe 8 respectively. The methane generated above the first gas collecting hood 31 is collected by the riser 3 and enters the methane collecting box 4.

The two ends of the balance pipe 6 are respectively communicated with the bottom of the methane collecting box 4 and the interior of the tower body 1, so that the pressure balance between the methane collecting box 4 and the interior of the tower body 1 can be balanced, excessive gas in the methane collecting box 4 is prevented, and danger caused by excessive pressure is avoided. The treated supernatant is discharged by the water outlet pipe 10, the precipitated sludge can be automatically settled, and when the sludge in the tower body 1 needs to be discharged, the sludge discharge pipe 12 at the bottom end of the tower body 1 is communicated with a sewage discharging vehicle for discharging the sludge.

Claims

1. The IC tower for treating the bean product wastewater is characterized in that: comprises a cylindrical tower body (1), wherein sludge particles are filled at the bottom of the tower body (1); the upper part of the tower body (1) is communicated with a water inlet pipe (71) for introducing wastewater, the water inlet pipe (71) radially extends into the tower body (1) and then is vertically bent downwards to be communicated with a water distribution pipe (111) at the bottom end of the tower body (1), and the water distribution pipe (111) is used for introducing wastewater; a biogas collecting box (4) with the top end surface communicated with a biogas guide pipe (5) is arranged above the tower body (1); the bottom end of the methane collecting box (4) is communicated with a vertically arranged lifting pipe (3) which is positioned in the center of the inner cavity of the tower body (1) and a balance pipe (6) which is used for guiding excessive gas in the methane collecting box (4) into the bottom of the tower body (1); the bottom end of the lifting pipe (3) is positioned in the middle of the tower body (1), and the bottom end and the middle of the lifting pipe (3) are respectively and fixedly connected with a first gas collecting hood (31) and a second gas collecting hood (32) which are used for collecting methane; a bottomless inner cylinder (21) is coaxially arranged outside the lifting pipe (3); a third gas-collecting hood (2) for collecting methane is fixedly arranged at the bottom end of the outer wall of the inner cylinder (21); the side wall of the methane collecting box (4) is also communicated with a gas collecting pipe (8) used for guiding methane in the tower body (1) to the methane collecting box (4), the bottom end of the gas collecting pipe (8) is positioned at the upper part of the tower body (1), and the bottom end of the gas collecting pipe (8) is fixedly connected with a fourth gas collecting hood (7) used for collecting the methane; the tower body (1), the inner cylinder (21) and the outer wall of the inner cylinder (21) are provided with baffle plates (11), the baffle plates (11) are respectively connected with the edge horizontal surfaces of the first gas collecting hood (31), the second gas collecting hood (32), the third gas collecting hood (2) and the fourth gas collecting hood (7), and gaps for biogas to pass through are arranged in the vertical direction; the upper end surface of the tower body (1) is communicated with a water outlet pipe (10) for discharging clean water, and the bottom end of the tower body (1) is communicated with a sludge discharge pipe (12) for discharging sludge.

2. The IC tower for soybean wastewater treatment according to claim 1, wherein: a three-phase separator is arranged below the fourth gas-collecting hood (7), and a settling zone (9) where sludge is located is arranged below the three-phase separator.

3. The IC tower for soybean wastewater treatment according to claim 1, wherein: the first gas-collecting hood (31), the second gas-collecting hood (32), the third gas-collecting hood (2) and the fourth gas-collecting hood (7) are all in an inverted funnel shape.

4. The IC tower for soybean wastewater treatment according to claim 1, wherein: and the outer wall of the tower body (1) is provided with a heat-insulating layer.

5. The IC tower for soybean wastewater treatment according to claim 1, wherein: the water distribution pipe (111) is cross-shaped and is parallel to the bottom end face of the tower body (1), the pipeline of the water distribution pipe (111) is uniformly provided with holes for enabling waste water to flow to form vortex, and the hole opening direction is horizontal and is arranged in the anticlockwise direction.