CN210103679U - Fruit wine production sewage treatment system - Google Patents

Abstract

The utility model discloses a fruit wine production sewage treatment system, preceding sediment filter jar and filter can carry out the first time sediment filtration treatment to sewage, in with the treatment tank, neutralization agent holding vessel and agitator can carry out alkali neutralization treatment to the sewage after the first time sediment filtration treatment, the anaerobic treatment jar, anaerobism adhesion bed and anaerobism microbial inoculum holding vessel can carry out anaerobic treatment to the sewage through the first time sediment filtration with the basicity neutralization, the flocculation treatment jar, flocculation agent holding vessel and agitator can be to through the first time sediment filtration, the sewage after basicity neutralization and anaerobic treatment carries out flocculation treatment and produces the suspension precipitate, after sediment filter jar and filter can carry out the second time sediment filtration treatment to the sewage through the first time sediment filtration, in the basicity, anaerobic treatment and flocculation treatment after, the utility model discloses the sewage to fruit wine production filters before anaerobic treatment and carries out the sediment and in with the treatment effect that the neutralization treatment improves anaerobism to sewage that the anaerobism is to sewage And the standard of emission is achieved.

Description

Fruit wine production sewage treatment system

Technical Field

The utility model relates to a sewage treatment system technical field, concrete field is a fruit wine production sewage treatment system.

Background

The fruit wine has large amount of waste water generated in the processing process and high concentration of pollutants, belongs to medium-concentration organic waste water, and causes serious pollution to the environment when directly discharged. In the prior art, the treatment system for decomposing organic matters in the fruit wine production sewage by using an anaerobic sewage treatment mode has the defects that the decomposition, metabolism and digestion effects of anaerobic organisms on the organic matters in the sewage are influenced by more impurities in the sewage, so that the treatment effect on the organic matters is not good. Therefore, a fruit wine production sewage treatment system is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fruit wine production sewage treatment system to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fruit wine production sewage treatment system comprises a front precipitation filter tank, a neutralization treatment tank, a neutralization agent storage tank, an anaerobic treatment tank, an anaerobic microbial inoculum storage tank, a gas collection tank, a flocculation treatment tank, a flocculation agent storage tank and a rear precipitation filter tank, wherein a water inlet is arranged at the lower part of the side wall of the front precipitation filter tank, a filter is arranged in the middle of the inner cavity of the front precipitation filter tank, the upper part of the side wall of the front precipitation filter tank is connected with the upper part of the side wall of the neutralization treatment tank through a pipeline, the bottom of the neutralization agent storage tank is connected with the upper part of the side wall of the neutralization treatment tank through a pipeline, the bottom of the neutralization treatment tank is connected with the lower part of the side wall of the anaerobic treatment tank through a pipeline, an anaerobic organism attachment bed is arranged in the inner cavity of the anaerobic treatment tank, the bottom of the anaerobic microbial inoculum storage tank is connected with the upper part of the side wall of the anaerobic treatment tank through a pipeline, the top end of the gas collecting tank is connected with an exhaust valve, the upper part of the side wall of the anaerobic treatment tank is connected with the upper part of the side wall of the flocculation treatment tank through a pipeline, the neutralizing treatment tank and the flocculation treatment tank are both provided with stirrers, the bottom of the flocculation medicament storage tank is connected with the upper part of the side wall of the flocculation treatment tank through a pipeline, the bottom of the flocculation treatment tank is connected with the lower part of the side wall of the post-precipitation filter tank through a pipeline, a filter is arranged in the middle of the inner cavity of the post-precipitation filter tank, the upper part of the side wall of the rear sedimentation filter tank is provided with a water outlet, the bottom of the front sedimentation filter tank, the bottom of the anaerobic treatment tank and the bottom of the rear sedimentation filter tank are all connected with a drain valve, and flow regulating valves are arranged on a connecting pipeline between the neutralizing agent storage tank and the neutralizing treatment tank, a connecting pipeline between the anaerobic microbial inoculum storage tank and the anaerobic treatment tank and a connecting pipeline between the flocculating agent storage tank and the flocculating treatment tank.

Preferably, the filter includes filter frame, filter frame's middle part is equipped with first filter screen, second filter screen and third filter screen by supreme down in proper order, the mesh of first filter screen is greater than the mesh of second filter screen, the mesh of third filter screen is less than the mesh of second filter screen, the thickness of first filter screen is less than the thickness of second filter screen, the thickness of third filter screen is greater than the thickness of second filter screen.

Preferably, the anaerobic organism attaching bed comprises a bed frame, and a honeycomb block is arranged in the middle of the bed frame.

Preferably, the stirring assembly comprises a stirring motor, an output end of the stirring motor is fixedly connected with a sealing plug, a lower end of the sealing plug is fixedly connected with a stirring shaft, and stirring rods are uniformly arranged on the side wall of the stirring shaft.

Preferably, ultraviolet disinfection lamps are installed on the top of the inner cavity of the front precipitation filter tank and the top of the inner cavity of the rear precipitation filter tank.

Preferably, preceding sediment filters jar, neutralization treatment jar, anaerobic treatment jar and is equipped with transparent observation window on the lateral wall of post sediment filtration jar respectively, neutralization reagent holding vessel, anaerobism microbial inoculum holding vessel and flocculation medicament holding vessel are transparent material and make, all be equipped with the scale sign on the lateral wall of neutralization reagent holding vessel, anaerobism microbial inoculum holding vessel and flocculation medicament holding vessel.

Compared with the prior art, the beneficial effects of the utility model are that: can carry out primary sedimentation filtration treatment on sewage through the matching arrangement of the front sedimentation filtration tank and the filter, can carry out alkali neutralization treatment on the sewage after the primary sedimentation filtration treatment through the matching arrangement of the neutralization treatment tank, the neutralization agent storage tank and the stirrer, can carry out anaerobic treatment on the sewage after the primary sedimentation filtration and alkali neutralization through the matching arrangement of the anaerobic treatment tank, the anaerobic organism adhesion bed and the anaerobic bacteria agent storage tank, can carry out flocculation treatment on the sewage after the primary sedimentation filtration, alkali neutralization and anaerobic treatment through the matching arrangement of the flocculation treatment tank, the flocculation agent storage tank and the stirrer to generate suspended sediments, can carry out secondary sedimentation filtration treatment on the sewage after the primary sedimentation filtration, alkali neutralization and anaerobic treatment through the matching arrangement of the rear sedimentation filtration tank and the filter, the utility model discloses carry out the filter sedimentation and improve the anaerobe to the treatment effect of sewage with the neutralization treatment before anaerobic treatment to the sewage of fruit wine production, reach the standard of emission.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the middle-front sedimentation filter tank of the present invention;

FIG. 3 is a schematic view of the internal structure of the neutralization treatment tank of the present invention;

FIG. 4 is a schematic view of the internal structure of the anaerobic treatment tank of the present invention;

FIG. 5 is a schematic view of the internal structure of the flocculation treatment tank of the present invention;

fig. 6 is the internal structure schematic diagram of the middle and rear sedimentation filter tank of the utility model.

In the figure: 1-a front precipitation filter tank, 2-a neutralization treatment tank, 3-a neutralization agent storage tank, 4-an anaerobic treatment tank, 5-an anaerobic microbial inoculum storage tank, 6-a gas collection tank, 7-a flocculation treatment tank, 8-a flocculation agent storage tank, 9-a rear precipitation filter tank, 10-a water inlet, 11-a filter, 111-a filter frame, 112 a first filter screen and 113-a second filter screen, 114-a third filter screen, 12-an anaerobic organism adhesion bed, 121-a bed frame, 122-a honeycomb block, 13-an exhaust valve, 14-a stirrer, 141-a stirring motor, 142-a sealing plug, 143-a stirring shaft, 144-a stirring rod, 15-a water outlet, 16-a drain valve, 17-a flow regulating valve and 18-an ultraviolet disinfection lamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a fruit wine production sewage treatment system comprises a front precipitation filter tank 1, a neutralization treatment tank 2, a neutralization agent storage tank 3, an anaerobic treatment tank 4, an anaerobic microbial inoculum storage tank 5, a gas collection tank 6, a flocculation treatment tank 7, a flocculation agent storage tank 8 and a rear precipitation filter tank 9, wherein a water inlet 10 is formed in the lower portion of the side wall of the front precipitation filter tank 1, a filter 11 is arranged in the middle of the inner cavity of the front precipitation filter tank 1, the upper portion of the side wall of the front precipitation filter tank 1 is connected with the upper portion of the side wall of the neutralization treatment tank 2 through a pipeline, the bottom of the neutralization agent storage tank 3 is connected with the upper portion of the side wall of the neutralization treatment tank 2 through a pipeline, the bottom of the neutralization treatment tank 2 is connected with the lower portion of the side wall of the anaerobic treatment tank 4 through a pipeline, an anaerobic biological adhesion bed 12 is arranged in the inner cavity of the anaerobic microbial inoculum storage tank 5, and the upper, the top of the anaerobic treatment tank 4 is connected with the bottom of the gas collection tank 6 through a pipeline, the top of the gas collection tank 6 is connected with an exhaust valve 13, the upper part of the side wall of the anaerobic treatment tank 4 is connected with the upper part of the side wall of the flocculation treatment tank 7 through a pipeline, the neutralization treatment tank 2 and the flocculation treatment tank 7 are both provided with an agitator 14, the bottom of the flocculation medicament storage tank 8 is connected with the upper part of the side wall of the flocculation treatment tank 7 through a pipeline, the bottom of the flocculation treatment tank 7 is connected with the lower part of the side wall of the post-precipitation filtration tank 9 through a pipeline, the middle part of the inner cavity of the post-precipitation filtration tank 9 is provided with a filter 11, the upper part of the side wall of the post-precipitation filtration tank 9 is provided with a water outlet 15, the bottom of the front precipitation filtration tank 1, the bottom of the anaerobic treatment tank 4 and the bottom of the post-precipitation, Flow regulating valves 17 are arranged on a connecting pipeline between the anaerobic microbial inoculum storage tank 5 and the anaerobic treatment tank 4 and a connecting pipeline between the flocculating agent storage tank 8 and the flocculating treatment tank 7, sewage enters the system from a water inlet 10, the sewage slowly rises from the bottom to the top from the inside of the front sedimentation filter tank 1, sediments in the sewage are deposited at the bottom of an inner cavity of the front sedimentation filter tank 1, suspended matters in the sewage are intercepted by a filter 11, the sewage after filtration and precipitation flows into the neutralization treatment tank 2 from the upper part of the side wall of the front sedimentation filter tank 1, the sewage in the neutralization treatment tank 2 slowly moves from the top to the bottom, a neutralizing agent stored in the neutralizing agent storage tank 3 is mixed with the sewage in the neutralization treatment tank 2 to neutralize the acidity of the sewage, a stirrer 14 enables the sewage in the neutralization treatment tank 2 to be fully mixed with the neutralizing agent, and the sewage after neutralization treatment flows into the anaerobic treatment tank 4 from the bottom of the neutralization treatment tank 2, the sewage in the anaerobic treatment tank 4 slowly moves from bottom to top, when the sewage passes through the anaerobic organism adhesion bed 12, the anaerobic microorganisms decompose, metabolize and digest organic matters in the sewage to generate a large amount of methane, the methane flows into the gas collecting pipe 6 from the top end of the anaerobic treatment tank 4 to be collected in a centralized manner, the anaerobic microbial inoculum is stored in the anaerobic microbial inoculum storage tank 5 and can be released onto the anaerobic organism adhesion bed 12 through a pipeline, the sewage after the anaerobic treatment flows into the flocculation treatment tank 7 from the upper part of the side wall of the anaerobic treatment tank 4, the sewage slowly moves from top to bottom in the flocculation treatment tank 7, the flocculating agent storage tank 8 stores a flocculating agent, the flocculating agent and the sewage are mixed in the flocculation treatment tank 7, the stirrer 14 enables the sewage in the flocculation treatment tank 7 to be fully mixed with the flocculating agent, the flocculated sewage flows into the post-precipitation filter tank 9 from the bottom of the flocculation treatment tank 7, the sewage in the post-precipitation filtration tank 9 slowly moves from bottom to top, the filter 11 in the post-precipitation filtration tank 9 carries out secondary precipitation filtration on precipitates and suspended matters in the sewage after flocculation treatment, the sewage after the secondary precipitation filtration is discharged out of the treatment system through the water outlet 15, wherein a blowoff valve 16 can respectively control the precipitates deposited at the bottoms of the pre-precipitation filtration tank 1, the anaerobic treatment tank 4 and the post-precipitation filtration tank 9 to be discharged, a flow regulating valve 17 controls the speed of adding the neutralizing agent into the neutralization treatment tank 2 from time to time by the neutralizing agent storage tank 3, and the speed of adding the flocculating agent into the anaerobic treatment tank 4 from time to time by the anaerobic agent storage tank 5 at regular intervals and the speed of adding the flocculating agent into the flocculation agent storage tank 7 from time by the flocculation agent storage tank 8.

Specifically, the filter 11 includes a filter frame 111, a first filter screen 112, a second filter screen 113 and a third filter screen 114 are sequentially arranged in the middle of the filter frame 111 from bottom to top, the mesh of the first filter screen 112 is larger than the mesh of the second filter screen 113, the mesh of the third filter screen 114 is smaller than the mesh of the second filter screen 113, the thickness of the first filter screen 112 is smaller than the thickness of the second filter screen 113, the thickness of the third filter screen 114 is larger than the thickness of the second filter screen 113, the first filter screen 112, the second filter screen 113 and the third filter screen 114 are fixed inside the front precipitation filter tank 1 by the filter frame 111, sewage inside the front precipitation filter tank 1 slowly moves from bottom to top and sequentially passes through the first filter screen 112, the second filter screen 113 and the third filter screen 114, precipitates in the sewage are deposited at the bottom of the front precipitation filter tank 1, and large suspended solids in the sewage are intercepted by the first filter screen 112, third filter screen 114 intercepts the small suspended solid in the sewage, filter frame 111 is with first filter screen 112, second filter screen 113 and third filter screen 114 are fixed in the inside of post sedimentation filtration jar 9, the inside sewage of post sedimentation filtration jar 9 passes first filter screen 112 from bottom to top slow motion in proper order, second filter screen 113 and third filter screen 114, precipitate deposit in the sewage is in the bottom of preceding sedimentation filtration jar 1, the large granule suspended solid in the sewage is intercepted by first filter screen 112, the small suspended solid in the sewage is intercepted to third filter screen 114, divide into the suspended solid interception in the three-layer filter screen hierarchical mode with the sewage, avoid the influence of large granule suspended solid when filtering the aperture filter screen.

Specifically, the anaerobic organism adhesion bed 12 includes a bed frame 121, a honeycomb block 122 is provided in the middle of the bed frame 121, the honeycomb block 122 is fixed inside the anaerobic treatment tank 4 by the bed frame 121, honeycomb water passage holes are provided in the honeycomb block 122, the anaerobic organisms adhere to the honeycomb block 122 to decompose, metabolize, and digest organic substances in the sewage flowing through, and the honeycomb block 122 provides an adhesion bed for the anaerobic organisms.

Specifically, the stirring assembly 14 includes a stirring motor 141, the stirring motor 141 is flanged to the top end of the neutralization treatment tank 2, an output shaft of the stirring motor 141 extends into the neutralization treatment tank 2, an output end of the stirring motor 141 is fixedly connected with a sealing plug 142, a side wall of the sealing plug 142 is in close contact with an inner side wall of the neutralization treatment tank 2, a lower end of the sealing plug 142 is fixedly connected with a stirring shaft 143, a stirring rod 144 is uniformly arranged on the side wall of the stirring shaft 143, the stirring motor 141 drives the sealing plug 142 and the stirring shaft 143 to synchronously rotate, the stirring rod 144 on the stirring shaft 143 stirs the neutralization reagent and the sewage in the neutralization treatment tank 2, so that the neutralization reagent and the sewage are fully mixed, the stirring motor 141 is flanged to the top end of the flocculation treatment tank 7, the output shaft of the stirring motor 141 extends into the flocculation treatment tank 7, the side wall of the stirring, the stirring motor 141 drives the sealing plug 142 and the stirring shaft 143 to synchronously rotate, the stirring rod 144 on the stirring shaft 143 stirs the flocculating agent and the sewage in the flocculation treatment tank 7, so that the flocculating agent and the sewage are fully mixed, and the stirring motor 141 is provided with a corresponding control switch and is connected with an external power supply.

Particularly, ultraviolet disinfection lamp 18 is all installed at the inner chamber top that preceding sediment filtered jar 1 and the inner chamber top of post sediment filtration jar 9, and the ultraviolet disinfection lamp 18 of installation can carry out disinfection and isolation processing to the sewage through filtering precipitation processing for the first time in the preceding sediment filtration jar 1, and the ultraviolet disinfection lamp 18 of installation can carry out disinfection and isolation processing once more to the sewage through filtering precipitation processing for the second time in the post sediment filtration jar 9, and ultraviolet disinfection lamp 18 is equipped with corresponding control switch and links to each other with external power supply.

Particularly, preceding sediment filter jar 1, neutralization treatment jar 2, be equipped with transparent observation window on the lateral wall of anaerobic treatment jar 4 and back sediment filter jar 9 respectively, the setting up of transparent observation window makes things convenient for the handling condition to sewage in each jar of operating personnel, neutralization medicament holding vessel 3, anaerobism microbial inoculum holding vessel 5 and flocculation medicament holding vessel 8 are transparent material and make, neutralization medicament holding vessel 3, all be equipped with the scale mark on the lateral wall of anaerobism microbial inoculum holding vessel 5 and flocculation medicament holding vessel 8, the storage volume of medicament in the transparent storage medicament jar and the cooperation of scale mark can make things convenient for operating personnel to observe the storage medicine in the storage medicament jar.

The working principle is as follows: in the embodiment, sewage enters the system through the water inlet 10, the sewage slowly rises from bottom to top from the inside of the front precipitation filter tank 1, precipitates in the sewage are deposited at the bottom of the inner cavity of the front precipitation filter tank 1, suspended matters in the sewage are intercepted by the filter 11, the sewage after filtration and precipitation flows into the neutralization treatment tank 2 from the upper part of the side wall of the front precipitation filter tank 1, the sewage in the neutralization treatment tank 2 slowly moves from top to bottom, a neutralization agent stored in the neutralization agent storage tank 3 is mixed with the sewage in the neutralization treatment tank 2 to neutralize acidity of the sewage, the stirrer 14 enables the sewage in the neutralization treatment tank 2 to be fully mixed with the neutralization agent, the sewage after neutralization treatment flows into the inside of the anaerobic treatment tank 4 from the bottom of the neutralization treatment tank 2, the sewage inside the anaerobic treatment tank 4 slowly moves from bottom to top, and when the sewage passes through the anaerobic organism attachment bed 12, anaerobic microorganisms decompose organic matters in the sewage, Metabolizing and digesting to generate a large amount of methane, the methane flows into a gas collecting pipe 6 from the top end of an anaerobic treatment tank 4 and is collected in a centralized manner, an anaerobic microbial inoculum is stored in an anaerobic microbial inoculum storage tank 5 and can be released onto an anaerobic biological adhesion bed 12 through a pipeline, sewage after anaerobic treatment flows into a flocculation treatment tank 7 from the upper part of the side wall of the anaerobic treatment tank 4, the sewage slowly moves from top to bottom in the flocculation treatment tank 7, a flocculating agent is stored in a flocculation agent storage tank 8, the flocculating agent and the sewage are mixed in the flocculation treatment tank 7, a stirrer 14 enables the sewage in the flocculation treatment tank 7 to be fully mixed with the flocculating agent, the flocculated sewage flows into a post-precipitation filtering tank 9 from the bottom of the flocculation treatment tank 7, the sewage in the post-precipitation filtering tank 9 slowly moves from bottom to top, a filter 11 in the post-precipitation filtering tank 9 performs secondary precipitation and filtration on precipitates and suspended matters in the flocculated sewage, finally, the sewage after secondary sedimentation and filtration is discharged out of the treatment system through a water outlet 15, wherein a blowoff valve 16 can respectively control the discharge of sediments deposited at the bottoms of the front sedimentation and filtration tank 1, the anaerobic treatment tank 4 and the rear sedimentation and filtration tank 9, a flow regulating valve 17 controls the speed of adding the neutralizing agent into the neutralizing treatment tank 2 from time to time by the neutralizing agent storage tank 3, the speed of adding the anaerobic microbial inoculum into the anaerobic treatment tank 4 at regular intervals by the anaerobic microbial inoculum storage tank 5 and the speed of adding the flocculating agent into the flocculating agent storage tank 8 from time to time by the flocculating agent storage tank 7.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A fruit wine production sewage treatment system which is characterized in that: comprises a front sedimentation filter tank (1), a neutralization treatment tank (2), a neutralizing agent storage tank (3), an anaerobic treatment tank (4), an anaerobic microbial inoculum storage tank (5), a gas collection tank (6), a flocculation treatment tank (7), a flocculation agent storage tank (8) and a rear sedimentation filter tank (9), wherein the lower part of the side wall of the front sedimentation filter tank (1) is provided with a water inlet (10), the middle part of the inner cavity of the front sedimentation filter tank (1) is provided with a filter (11), the upper part of the side wall of the front sedimentation filter tank (1) is connected with the upper part of the side wall of the neutralization treatment tank (2) through a pipeline, the bottom of the neutralizing agent storage tank (3) is connected with the upper part of the side wall of the neutralization treatment tank (2) through a pipeline, the bottom of the neutralization treatment tank (2) is connected with the lower part of the side wall of the anaerobic treatment tank (4) through a pipeline, the inner cavity of the anaerobic treatment tank (4) is provided with, the bottom of anaerobe agent holding vessel (5) is connected with the lateral wall upper portion of anaerobic treatment jar (4) through the pipeline, the top of anaerobic treatment jar (4) is passed through the pipeline and is connected with the bottom of gas collecting tank (6), the top of gas collecting tank (6) is connected with discharge valve (13), the lateral wall upper portion of anaerobic treatment jar (4) is passed through the pipeline and is connected with the lateral wall upper portion of flocculation treatment jar (7), all be equipped with agitator (14) on neutralization treatment jar (2) and flocculation treatment jar (7), the bottom of flocculation medicament holding vessel (8) is passed through the pipeline and is connected with the lateral wall upper portion of flocculation treatment jar (7), the bottom of flocculation treatment jar (7) is passed through the pipeline and is deposited the lateral wall sub-unit connection of filtering tank (9) after, the inner chamber middle part of sedimentation filtering tank (9) is equipped with filter (11), the lateral wall upper portion of sedimentation filtering tank (9) after is equipped with delivery port (15), preceding sediment filter tank's (1) bottom, anaerobic treatment tank's (4) bottom and the bottom of post sediment filter tank (9) all are connected with blowoff valve (16), all be equipped with flow control valve (17) on the connecting tube between neutralization agent holding vessel (3) and the neutralization treatment tank (2), the connecting tube between anaerobism microbial inoculum holding vessel (5) and anaerobic treatment tank (4) and the connecting tube between flocculation agent holding vessel (8) and flocculation treatment tank (7).

2. The fruit wine production sewage treatment system of claim 1, wherein: filter (11) includes filter frame (111), the middle part of filter frame (111) is equipped with first filter screen (112), second filter screen (113) and third filter screen (114) by supreme down in proper order, the mesh of first filter screen (112) is greater than the mesh of second filter screen (113), the mesh of third filter screen (114) is less than the mesh of second filter screen (113), the thickness of first filter screen (112) is less than the thickness of second filter screen (113), the thickness of third filter screen (114) is greater than the thickness of second filter screen (113).

3. The fruit wine production sewage treatment system of claim 1, wherein: the anaerobic organism adhesion bed (12) comprises a bed frame (121), and a honeycomb block (122) is arranged in the middle of the bed frame (121).

4. The fruit wine production sewage treatment system of claim 1, wherein: the stirrer (14) comprises a stirring motor (141), an output end of the stirring motor (141) is fixedly connected with a sealing plug (142), the lower end of the sealing plug (142) is fixedly connected with a stirring shaft (143), and stirring rods (144) are uniformly arranged on the side wall of the stirring shaft (143).

5. A fruit wine production wastewater treatment system according to any one of claims 1 to 4, characterized in that: and ultraviolet disinfection lamps (18) are respectively arranged at the top of the inner cavity of the front precipitation filter tank (1) and the top of the inner cavity of the rear precipitation filter tank (9).

6. A fruit wine production wastewater treatment system according to any one of claims 1 to 4, characterized in that: preceding sediment filters and is equipped with transparent observation window on the lateral wall of jar (9) is filtered in jar (1), neutralization treatment jar (2), anaerobic treatment jar (4) and the back sediment respectively, neutralization reagent holding vessel (3), anaerobic bacteria agent holding vessel (5) and flocculation reagent holding vessel (8) are transparent material and make, all be equipped with the scale sign on the lateral wall of neutralization reagent holding vessel (3), anaerobic bacteria agent holding vessel (5) and flocculation reagent holding vessel (8).

Images