CN217077621U

CN217077621U - Continuous fermentation treatment system for tail vegetables

Info

Publication number: CN217077621U
Application number: CN202220460241.4U
Authority: CN
Inventors: 李存兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-29
Anticipated expiration: 2032-03-04

Abstract

A continuous fermentation treatment system for waste vegetables comprises a fermentation tank (1), a flocculation sedimentation tank (2) and a spiral sludge dewatering machine (3) which are arranged in sequence; the fermentation tank is internally and sequentially divided into a first cavity (2a), a second cavity (2b) and a third cavity (2c) by a vertical partition plate (1a) and a partition plate (1b), the tops of the three cavities are respectively provided with a material inlet (1d) and an exhaust port (1e), the bottoms of the three cavities are respectively provided with an aeration device (4) which is connected in series, the three cavities are respectively internally provided with a stirrer (5), a discharge pipe (6) and a heating pipeline (7), and the two ends of the heating pipeline are respectively communicated with the two ends of a refrigerant pipe (8 a); the aeration device is connected with a pipeline of a centrifugal air compressor (9), pipelines at two sides of the centrifugal air compressor are respectively provided with a one-way valve (10), and a refrigerant pipe is provided with the one-way valve (10). The utility model discloses can solve the wasting of resources, the polluted environment problem of useless vegetable leaf, realize freezer refrigerating system used heat simultaneously and utilize.

Description

Continuous fermentation treatment system for tail vegetables

Technical Field

The utility model relates to a belong to waste treatment technical field, concretely relates to a continuous fermentation processing system for tail dish.

Background

In the field, trade markets and vegetable processing enterprises can generate a large amount of waste vegetable leaves, and the waste vegetables are treated as garbage, so that resources are wasted and the environment is polluted; at present, the waste vegetable leaves are used as direct food for poultry in rural areas, and most of the waste vegetable leaves are discarded; in cities, garbage cleaning enterprises generally transport the garbage to a designated position for landfill treatment, so that resources are consumed and the environment is polluted; the other treatment method is to mix animal wastes produced by livestock and poultry cultivation into compost, the compost production cannot realize rapid and controllable treatment due to the fact that the production temperature, the added substance components and the moisture content cannot be effectively controlled, the production period is long, the pollution is large, and the quality cannot be guaranteed.

Disclosure of Invention

The utility model aims at effectively solving wasting of resources, the polluted environment of tail dish, provide a processing cycle short, processing cost low, can effectively utilize freezer refrigerating unit's used heat, can make fertilizer, water-soluble fertile water manure slow release material as desert tree planting, afforestation after the solid drying after handling to realize a tail dish continuous fermentation processing system that the wastes material was recycled.

The utility model adopts the following technical scheme:

the utility model can be built according to the cold storage, and comprises a fermentation tank, a flocculation sedimentation tank and a spiral sludge dewatering machine which are arranged in sequence; the fermentation tank is internally and sequentially divided into a first cavity, a second cavity and a third cavity by a vertical partition plate and a partition plate, the tops of the three cavities are respectively provided with a material inlet and an exhaust port, the bottoms of the three cavities are respectively provided with an aeration device which is connected in series, the three cavities are respectively internally provided with a stirrer and a discharging pipe, the outlet end of the discharging pipe in the first cavity penetrates through the first partition plate and extends into the second cavity, the outlet end of the discharging pipe in the second cavity penetrates through the second partition plate and extends into the third cavity, the outlet end of the discharging pipe in the third cavity penetrates through the wall of the fermentation tank and extends into a flocculation sedimentation tank, a heating pipeline is arranged in the fermentation tank, two ends of the heating pipeline are respectively communicated with two ends of refrigerant pipes at two sides of the refrigeration compressor unit and the evaporative condenser system of the refrigeration house, the system comprises an aeration device, a centrifugal air compressor, a refrigeration compressor set, an evaporative condenser system and a refrigeration storage refrigeration compressor set, wherein the aeration device is connected with the centrifugal air compressor through a pipeline; the flocculation sedimentation tank is communicated with the screw-stacked sludge dewatering machine through a pipeline provided with a screw pump.

Further, the warming pipeline is arranged around the inner walls and the bottom surfaces of the three cavities.

Further, the diameter of the fermenter was 5M and the width was 12M.

The utility model carries out three-stage high-temperature biochemical continuous fermentation on the crushed tailed vegetables (with the water content of more than 90 percent), and the fermentation process is continuously put in, so that the tailed vegetables (waste vegetable leaves) are not easy to stack and deteriorate; the high-pressure refrigerant of the freezer compressor is introduced into the heating pipe to heat the crushed vegetable to be more than 50 ℃, so that the continuous fermentation of the waste vegetable leaves is facilitated, and the temperature of the high-pressure refrigerant of the freezer is effectively reduced, so that the refrigeration efficiency of the freezer is improved by more than 5%, the waste heat recycling of a freezer refrigeration system is realized, and the efficiency is improved and the energy is saved; each cavity is provided with a stirrer, so that the crushed cabbage in each cavity of the fermentation tank is uniformly heated, and rapid fermentation is facilitated; conveying the flocculating constituent to a spiral shell-stacking sludge dewatering machine by a screw pump for treatment, drying the treated solid to prepare an organic fertilizer and a water-soluble fertilizer which are used as water-fertilizer slow-release materials for desert tree planting and landscaping, thereby realizing waste recycling. The utility model discloses rational in infrastructure, economical and practical can thoroughly solve the wasting of resources, the polluted environment problem of tail dish, realizes freezer refrigerating system waste heat cyclic utilization simultaneously.

Drawings

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

Detailed Description

As shown in figure 1, a continuous fermentation treatment system for waste vegetables comprises a fermentation tank 1, a flocculation sedimentation tank 2 and a spiral sludge dewatering machine 3 which are arranged in sequence; the fermentation tank is internally and sequentially divided into a first cavity 2a, a second cavity 2b and a third cavity 2c by a vertical partition plate 1a and a vertical partition plate 1b, the top parts of the three cavities are respectively provided with a material inlet 1d and an exhaust port 1e, the bottom parts of the three cavities are respectively provided with an aeration device 4 which is connected in series, a stirrer 5 and a discharge pipe 6 are respectively arranged in the three cavities, the outlet end of the discharge pipe in the first cavity penetrates through the first partition plate and extends into the second cavity, the outlet end of the discharge pipe in the second cavity penetrates through the second partition plate and extends into the third cavity, the outlet end of the discharge pipe in the third cavity penetrates through the wall of the fermentation tank and extends into a flocculation sedimentation tank, a heating pipeline 7 is arranged in the fermentation tank, the two ends of the heating pipeline are respectively communicated with the two ends of evaporative type refrigeration compressor sets and the two ends of evaporative type pipes 8a on the two sides of a condenser system 8, the aeration device is connected with a centrifugal type air compressor 9 through a pipeline, the pipeline is respectively provided with a one-way valve 10 on the two sides of the centrifugal type air compressor, the refrigerant pipes 8a at the two sides of the refrigeration compressor unit and the evaporative condenser system 8 of the refrigeration house are respectively provided with a one-way valve 10; the flocculation sedimentation tank is communicated with the screw-stacked sludge dewatering machine 3 through a pipeline 31 provided with a screw pump 12.

The principle and the working process of the utility model are as follows: as shown in fig. 1, the diameter of the fermentation tank of this embodiment is 5M, the width is 12M, the fermentation tank is divided into three chambers with equal volume, and the warming pipes are arranged around the inner walls and the bottom surfaces of the three chambers; throwing crushed cabbage (with water content of more than 90%) from a material inlet of a first cavity of a fermentation tank, wherein the throwing amount is three quarters of the volume of the first cavity of the fermentation tank, the crushed cabbage and the methane tank activated sludge are added at the same time, the volume ratio of the crushed cabbage to the methane tank activated sludge is 500:1, and adding a proper amount of baking soda to adjust the pH value to be 7.1-7.5; opening a stirrer in the first cavity, connecting a refrigerant pipeline, an air compressor and a one-way valve, starting aeration by an aeration device, starting a system to work, connecting a heating pipeline and an evaporative condenser of a refrigeration house in series, heating the mixture in the fermentation tank to more than 50 ℃ by the heating pipeline and the one-way valve when the temperature of high-temperature refrigerant steam from a refrigeration house compressor unit is about 70 ℃, uniformly heating the mixture by utilizing waste heat of the refrigeration house, starting a submersible pump of a sunken discharge pipe and the stirrer in the second cavity after the fermentation, feeding the fermented mixture into the second cavity through the sunken discharge pipe, simultaneously feeding crushed Chinese cabbage of one fifth of the cavity volume into the second cavity for fermentation, and similarly carrying out third-stage fermentation, feeding the crushed Chinese cabbage in each cavity at intervals of 4-6 hours during the fermentation period, the system is continuously put in when working, and the waste vegetable leaves are not easy to stack and deteriorate; the mixture after the three-stage fermentation enters a flocculation sedimentation tank through a sunken discharge pipe of a third cavity and passes through the flocculation sedimentation tankThe polyacrylamide or polycarbonate is flocculated and settled, the settled flocculating constituent can pass through an outlet 21 with a cover on the side surface of the flocculation and settling tank or directly extend a pipeline 31 into the opening end of the flocculation and settling tank and is conveyed to a screw-stacking sludge dewatering machine through a screw pump 12 or a slurry pump through the pipeline 31 for separation treatment, and the separated solid is dried to prepare organic fertilizer and water-soluble fertilizer which are used as water-fertilizer slow-release materials for desert tree planting and landscaping, so that the waste is recycled. The volume of a single cavity of the fermentation tank reaches 78m ³ Each time of feeding can reach 20m ³ The treatment capacity reaches 80-100m per day ³ The crushed tailstocks consume more than 40 tons, the water content after treatment is reduced to below 60%, the biochemical activity is increased, the crushed tailstocks are used for manufacturing organic fertilizers, the temperature of a high-pressure refrigerant is effectively reduced, the refrigeration efficiency of a refrigeration house is improved by more than 5%, the waste heat of a refrigeration system of the refrigeration house is recycled, and the efficiency is improved and energy is saved.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. A continuous fermentation treatment system for waste vegetables is characterized by comprising a fermentation tank (1), a flocculation sedimentation tank (2) and a spiral sludge dewatering machine (3) which are arranged in sequence; the fermentation tank is internally provided with a heating pipeline (7), two ends of the heating pipeline are respectively communicated with two ends of a refrigerant pipe (8a) at two sides of a refrigeration house refrigeration compressor set and an evaporative condenser system (8), the aeration device is connected with a centrifugal air compressor (9) through a pipeline, the pipelines on two sides of the centrifugal air compressor are respectively provided with a one-way valve (10), and the refrigerant pipes (8a) on two sides of the refrigeration compressor unit and the evaporative condenser system (8) are respectively provided with the one-way valves (10); the flocculation sedimentation tank is communicated with the screw-stacked sludge dewatering machine (3) through a pipeline (31) provided with a screw pump (12).

2. The continuous fermentation treatment system for the waste vegetables as claimed in claim 1, wherein the warming pipeline is arranged around the inner wall and the bottom surface of the three cavities.

3. The continuous fermentation treatment system for waste vegetables according to claim 1 or 2, wherein the diameter of the fermentation tank is 5M and the width is 12M.