CN210457638U - Anaerobic tank for corn starch wastewater treatment - Google Patents
Anaerobic tank for corn starch wastewater treatment Download PDFInfo
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- CN210457638U CN210457638U CN201920952175.0U CN201920952175U CN210457638U CN 210457638 U CN210457638 U CN 210457638U CN 201920952175 U CN201920952175 U CN 201920952175U CN 210457638 U CN210457638 U CN 210457638U
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Abstract
The utility model discloses an anaerobic jar for corn starch waste water treatment, which comprises a tank body, the inlet tube, the drain pipe, the mud pipe, the blast pipe, three-phase separator and agitating unit, be connected with the inlet tube on the lateral wall of jar body lower part, be connected with the drain pipe on the lateral wall on jar body upper portion, jar body bottom is equipped with the mud pipe, jar body top is equipped with the blast pipe, jar internal portion top is located to the three-phase separator, agitating unit includes driving motor, (mixing) shaft, stirring vane and drainage cover, driving motor installs on the external portion top of jar, be fixed with stirring vane on the (mixing) shaft, the drainage cover is cavity tube-shape and its cross section radius is greater than stirring vane length, the drainage covers the up end and is in three-phase separator below, terminal surface contactless jar body bottom down, the drainage cover cup joints on the. The utility model discloses dross is eliminated to waste water organic matter concentration in adjustable jar, and waste water treatment is effectual.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, specifically, relate to an anaerobic jar for corn starch waste water treatment.
Background
The anaerobic tank is an efficient waste water treatment device, has the characteristics of small occupied area, high organic load, strong impact resistance, stable performance and simple operation and management, and can decompose organic matters and generate CH under the combined action of multiple (anaerobic or facultative) microorganisms under the anaerobic condition4And CO2Is very suitable for treating the corn starch wastewater containing high-concentration organic matters. The organic matter concentration of waste water in the general anaerobic jar can lead to jar to change because of anaerobic flora's decomposition effect at waste water treatment in-process, and organic matter concentration distribution is unbalanced, has the disturbing effect to the fungus crowd because of the rivers impact when adding fresh waste water, decomposes the later stage and can produce the dross, leads to anaerobic bacteria decomposition efficiency to reduce, and waste water treatment time extension, effect worsen.
Therefore, it is highly desirable to provide an anaerobic tank capable of adjusting the concentration of organic matters in wastewater in the tank, eliminating the influence on the normal growth environment of flora, and reducing scum.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art exists, the utility model provides an anaerobic jar of waste water organic matter concentration in adjustable jar, do not disturb the normal growing environment of fungus crowd, reduce the dross.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
an anaerobic jar for corn starch wastewater treatment, comprising a jar body, a water inlet pipe, a water outlet pipe, a mud discharging pipe, an exhaust pipe and a three-phase separator, wherein the water inlet pipe is connected on the side wall of the lower part of the jar body, the water outlet pipe is connected on the side wall of the upper part of the jar body, the mud discharging pipe is arranged at the bottom of the jar body, the exhaust pipe is arranged at the top of the jar body, the three-phase separator is arranged above the inner part of the jar body, the anaerobic jar further comprises a stirring device, the stirring device comprises a driving motor, a stirring shaft, stirring blades and a drainage cover, the driving motor is arranged at the top end of the outer part of the jar body, one end of the stirring shaft is connected on the driving motor, the other end of the stirring shaft extends into the jar body, the stirring blades are fixed on the stirring shaft extending into the, the end surface does not contact jar body bottom down, and the centre of a circle department of up end and terminal surface down is fixed with the bearing, the drainage cover cup joints on the (mixing) shaft through the bearing, the drainage cover surface is equipped with a plurality of drainage holes.
Preferably, be equipped with the connector on the drainage cover, the inlet tube passes through in the connector stretches into the drainage cover, can make rivers control in the drainage cover when adding fresh waste water, avoids direct impact anaerobism crowd, and the normal decomposition activity of interference fungus crowd prevents the treatment effeciency decline phenomenon.
Preferably, the drainage hole is circular, oval or rectangle, and the crisscross distribution in position of drainage hole, can make rivers distribute more evenly, more gently.
Preferably, an outward convex drainage cap is additionally arranged above the drainage hole, so that the direction of water flow can be controlled, and the water flow directly rushing to flora is reduced.
Preferably, the distance from the lower end surface of the drainage cover to the bottom of the inner side of the tank body is 200-500mm, the distance from the side surface of the drainage cover to the inner side surface of the tank body is 100-500mm, and enough buffer space is reserved.
Preferably, the driving motor is provided with a speed reducer, the rotating speed is 10r/min-100r/min, and the rotating speed can be adjusted according to the wastewater concentration to maintain the normal wastewater treatment concentration.
The utility model discloses still including can using in other subassemblies of the anaerobic jar normal use of corn starch waste water treatment, be the conventional technical means in this field. In addition, the device or the component which is not limited in the utility model adopts the conventional technical means in the field.
The utility model discloses a theory of operation is: after fresh wastewater enters the tank body through the water inlet pipe, the anaerobic flora decomposes organic matters in the wastewater to obtain nutrition, and the nutrition is continuously bred and propagated to generate scum. The organic matters in the wastewater can generate CH after being decomposed by anaerobic bacteria4And CO2The three-phase mixed flow containing a large amount of bubbles rises to the bottom of the three-phase separator, the gas is deflected upwards, is separated from the solid phase and the liquid phase, is concentrated on the upper part of the tank body and is discharged through the exhaust pipe, and the clear liquid is discharged through the drain pipe after the solid-liquid mixed liquid enters the three-phase separator. The sludge which loses the effect of bubble stirring is flocculated, settled and concentrated, then slides down to the bottom of the tank body along the inclined wall and is discharged through a sludge discharge pipe. The process continuously reduces the content of organic matters in the wastewater close to the anaerobic flora, the concentration distribution is not uniform, scum is generated at the same time, and the generated scum can block a pipeline. By starting the driving motor, the stirring shaft drives the stirring blades to rotate, the generated centrifugal force drives the wastewater to circulate inside and outside the drainage cover through the drainage holes, so that the concentration of organic matters in the wastewater is kept balanced, and simultaneously, the generated scum disappears after stirring, so that the growth environment of flora is kept unchanged, the wastewater treatment efficiency is kept to the maximum extent, and a good wastewater treatment effect is achieved. The outlet of the water inlet pipe is positioned in the drainage cover, when fresh wastewater is added, the valve on the water inlet pipe is opened, the fresh wastewater flows into the drainage cover, the direct impact on flora can be reduced, after the fresh wastewater is added, the valve on the water inlet pipe is closed, the driving motor is opened to drive the stirring shaft and the stirring fan blade to rotate, the wastewater concentration is balanced through stirring, and the harmful effect on the flora caused by the overlarge change of the organic matter concentration is avoided.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the anaerobic tank for the corn starch wastewater treatment can keep the balance of the concentration of wastewater organic matters in the tank and maintain the normal ecological environment of anaerobic flora.
2. The utility model discloses an anaerobic jar for corn starch waste water treatment can reduce the impact force that produces and the too big influence that produces of organic matter concentration change when increasing fresh waste water.
3. The utility model discloses an anaerobic jar for corn starch waste water treatment can eliminate the dross that produces in the course of the processing, reduces trouble incidence such as pipeline blockage.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the overall structure of the embodiment of the present invention.
In the figure, 1, a tank body, 2, a water inlet pipe, 3, a water outlet pipe, 4, a sludge discharge pipe, 5, an exhaust pipe, 6, a three-phase separator, 7, a driving motor, 8, a stirring shaft, 9, stirring blades, 10, a drainage cover, 11, a drainage hole and 12 are connectors.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "left", "right", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Examples
As shown in fig. 1, this embodiment provides an anaerobic jar for corn starch waste water treatment, including a jar body 1, inlet tube 2, drain pipe 3, mud pipe 4, blast pipe 5, three-phase separator 6 and agitating unit, be connected with inlet tube 2 on the lateral wall of jar body 1 lower part, be connected with drain pipe 3 on the lateral wall on jar body 1 upper portion, jar body 1 bottom is equipped with mud pipe 4, jar body 1 top is equipped with blast pipe 5, three-phase separator 6 locates jar internal portion top. The stirring device comprises a driving motor 7, a stirring shaft 8, stirring blades 9 and a drainage cover 10, wherein the driving motor 7 is installed at the top end outside a tank body 1, one end of the stirring shaft 8 is connected to the driving motor 7, the other end of the stirring shaft vertically extends into the tank body 1, the stirring blades 9 are fixed on the stirring shaft 8 extending into the tank body 1, the drainage cover 10 is in a hollow cylindrical shape, the radius of the cross section of the drainage cover is larger than the length of the stirring blades 9, the upper end face of the drainage cover 10 is positioned below a three-phase separator 6, the lower end face of the drainage cover does not contact with the bottom of the tank body 1, bearings are fixed at the circle centers of the upper end face and the lower end face of the drainage cover 10, the drainage cover 10 is sleeved on the stirring shaft 8 through the bearings, a plurality of drainage holes 11 are formed in the surface of the drainage cover 10, the drainage holes are circular, the positions of the, the distance from the lower end face of the drainage cover 10 to the bottom of the inner side of the tank body 1 is 200-fold 500mm, and the distance from the side face to the inner side face of the tank body 2 is 200-fold 500 mm.
After fresh wastewater enters the tank body 1 from the water inlet pipe 2, the anaerobic flora obtains nutrition by decomposing organic matters in the wastewater, and generates scum. The organic matters in the wastewater can generate CH after being decomposed by anaerobic bacteria4And CO2The three-phase mixed flow containing a large amount of bubbles rises to the bottom of the three-phase separator 6, the gas is deflected upwards, is separated from solid and liquid phases, is concentrated on the upper part of the tank body 1 and is discharged through the exhaust pipe 5, and the clear liquid is discharged through the drain pipe 3 after the solid-liquid mixed liquid enters the three-phase separator 6. The sludge which loses the effect of bubble stirring is flocculated, settled and concentrated, then slides down to the bottom of the tank body 1 along the inclined wall and is discharged through a sludge discharge pipe 4. The process can reduce the organic matter content of the waste water near the anaerobic bacteria and make the concentration distribution uneven. By starting the driving motor 7, the stirring shaft 8 drives the stirring blades 9 to rotate, the generated centrifugal force drives the wastewater to circulate between the inside and the outside of the drainage cover 10 through the drainage holes 11, so that the concentration of organic matters in the wastewater is kept balanced, and simultaneously, the generated scum disappears after being stirred, so that the growth environment of flora is kept good, the wastewater treatment efficiency is kept to the maximum, and the flora is collectedTo achieve good wastewater treatment effect. The export of inlet tube 2 is located drainage cover 10, when increasing fresh waste water, opens the valve on the inlet tube 2, and fresh waste water flows into drainage cover 10 in, reducible direct impact to the fungus crowd, after fresh waste water increases, closes the valve on the inlet tube 2, opens driving motor 7 and drives (mixing) shaft 8 and stirring fan blade 9 and rotate, makes waste water concentration balanced through the stirring, avoids organic matter concentration to change too greatly and produces harmful effects to the fungus crowd.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (6)
1. The utility model provides an anaerobic jar for corn starch waste water treatment, includes a jar body, inlet tube, drain pipe, mud pipe, blast pipe and three-phase separator, be connected with the inlet tube on the lateral wall of jar body lower part, be connected with the drain pipe on the lateral wall on jar body upper portion, jar body bottom is equipped with mud pipe, jar body top is equipped with the blast pipe, jar internal portion top, its characterized in that are located to the three-phase separator: anaerobic jar still includes agitating unit, agitating unit includes driving motor, (mixing) shaft, stirring vane and drainage cover, driving motor installs on the external top of jar, (mixing) shaft one end is connected on driving motor, and the other end is vertical to be stretched into jar internal, is fixed with stirring vane on stretching into jar internal (mixing) shaft, the drainage cover is cavity tube-shape and its cross section radius and is greater than stirring vane length, drainage cover up end is in three-phase separator below, and lower terminal surface contactless jar body bottom, the centre of a circle department of up end and lower terminal surface is fixed with the bearing, the drainage cover cup joints on the (mixing) shaft through the bearing, the drainage cover surface is equipped with a plurality of drainage holes.
2. The anaerobic tank for corn starch wastewater treatment as set forth in claim 1, wherein: the drainage cover is provided with a connector, and the water inlet pipe extends into the drainage cover through the connector.
3. The anaerobic tank for corn starch wastewater treatment according to claim 1 or 2, characterized in that: the drainage holes are circular, oval or rectangular, and the positions of the drainage holes are distributed in a staggered manner.
4. The anaerobic tank for corn starch wastewater treatment according to claim 1 or 2, characterized in that: and a convex drainage cap is additionally arranged above the drainage hole.
5. The anaerobic tank for corn starch wastewater treatment according to claim 1 or 2, characterized in that: the distance between the lower end face of the drainage cover and the bottom of the inner side of the tank body is 200-fold and 500mm, and the distance between the side face of the drainage cover and the inner side face of the tank body is 100-fold and 500 mm.
6. The anaerobic tank for corn starch wastewater treatment according to claim 1 or 2, characterized in that: the driving motor is provided with a speed reducer, and the rotating speed is 10r/min-100 r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952175.0U CN210457638U (en) | 2019-06-24 | 2019-06-24 | Anaerobic tank for corn starch wastewater treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952175.0U CN210457638U (en) | 2019-06-24 | 2019-06-24 | Anaerobic tank for corn starch wastewater treatment |
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| CN210457638U true CN210457638U (en) | 2020-05-05 |
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| CN201920952175.0U Active CN210457638U (en) | 2019-06-24 | 2019-06-24 | Anaerobic tank for corn starch wastewater treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112777737A (en) * | 2020-12-22 | 2021-05-11 | 华中科技大学 | Device for preventing scum incrustation of anaerobic reactor |
| CN115651273A (en) * | 2022-12-12 | 2023-01-31 | 河南佳林新材料有限公司 | Corn starch-based degradable material for food packaging box and manufacturing device thereof |
-
2019
- 2019-06-24 CN CN201920952175.0U patent/CN210457638U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112777737A (en) * | 2020-12-22 | 2021-05-11 | 华中科技大学 | Device for preventing scum incrustation of anaerobic reactor |
| CN115651273A (en) * | 2022-12-12 | 2023-01-31 | 河南佳林新材料有限公司 | Corn starch-based degradable material for food packaging box and manufacturing device thereof |
| CN115651273B (en) * | 2022-12-12 | 2023-08-11 | 河南佳林新材料有限公司 | Corn starch-based degradation material for food packaging box and manufacturing device thereof |
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