CN110523748B

CN110523748B - Mixed garbage wet sorting treatment device

Info

Publication number: CN110523748B
Application number: CN201910787241.8A
Authority: CN
Inventors: 丁威
Original assignee: Fuzhou Qingheyuan Environmental Protection Technology Co ltd
Current assignee: Fuzhou Qingheyuan Environmental Protection Technology Co ltd
Priority date: 2019-08-25
Filing date: 2019-08-25
Publication date: 2021-04-06
Anticipated expiration: 2039-08-25
Also published as: CN110523748A

Abstract

The invention discloses a mixed garbage wet sorting treatment device, which consists of four separation treatment containers and a channel connected with the containers, wherein the four separation treatment containers are as follows: the separation medium is a wine brewing raffinate alcohol-water medium separation container of a wine brewing raffinate-alcohol-water mixture with the average density of 0.95kg/L to 1kg/L, the medium sodium chloride-hydrochloric acid medium separation container with the average density of 1.15kg/L to 1.2kg/L and the mass fraction of hydrochloric acid of which is 10 percent and is mixed with industrial sodium chloride, an internally closed hot melting separation container with the rated temperature of 280 ℃ to 300 ℃ and a methane tank. The steel structure non-burning method of the invention has the advantages of low cost, automatic garbage sorting, no residual recovery treatment, no public hazard, no toxicity and no peculiar smell.

Description

Mixed garbage wet sorting treatment device

Technical Field

The invention relates to the technical field of garbage treatment, in particular to a wet sorting treatment device for mixed garbage.

Background

Everyone can throw out a lot of rubbish every day, and the rubbish in most areas is often simply piled up or buried in china at present, leads to spread of odor, and pollutes soil and underground water. The cost of the garbage harmless treatment is very high, and the cost for treating one ton of garbage is about one hundred yuan to several hundred yuan according to different treatment modes. People consume a large amount of resources, produce the garbage in a large scale, consume the garbage in a large scale, and have unreasonable consequences in the past.

At present, two main factors for restricting the garbage treatment cost are as follows: firstly, most of the garbage is mixed garbage, and different garbage treatment modes are different, so that the garbage can not be effectively separated for use; secondly, a plurality of garbage are treated in a burning mode, but even if the garbage is combustible, the carbon value and the oxygen quantity required by burning are different, even if the garbage is fully burnt, a large amount of oxygen is consumed, carbon dioxide is generated, and the greenhouse effect is easy to generate.

Therefore, the mixed garbage separation treatment device which is a non-incineration method, has low cost, automatically sorts the garbage, does not have residual recovery treatment, is pollution-free, non-toxic and odorless is needed in the market.

Disclosure of Invention

The invention aims to provide a mixed garbage separation treatment device which is non-incinerating, low in cost, capable of automatically sorting garbage, free of residual recovery treatment, pollution-free, non-toxic and free of peculiar smell.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a mixed rubbish wet process letter sorting processing apparatus, the device comprises four separation processing container and the passageway of hookup container, and four separation processing containers are specifically: the separation medium is a wine brewing raffinate alcohol-water medium separation container of a wine brewing raffinate-alcohol-water mixture with the average density of 0.95kg/L to 1kg/L, the separation medium is a sodium chloride-hydrochloric acid medium separation container of which the mass fraction of hydrochloric acid is 10 percent to 20 percent and which is mixed with a solution with the average density of 1.15kg/L to 1.2kg/L of industrial sodium chloride, an internally closed hot melting separation container with the rated temperature of 280 ℃ to 300 ℃ and a methane tank; the upper surface of a liquid medium at the middle upper part of the wine brewing residual liquid alcohol-water medium separation container is correspondingly provided with a light insoluble garbage layer and a first separation filter spoon matched with the light insoluble garbage layer, the side surface of the bottom of the wine brewing residual liquid alcohol-water medium separation container is provided with a filter screen switch for filtering out an alcohol-water mixed solution layer, and a heavy insoluble garbage layer is remained in the container after liquid is filtered out; the sodium chloride-hydrochloric acid medium separation container is used for separating a heavy insoluble garbage layer, and a metal building material separation layer with a bottom layer, an intermediate acid salt medium separation layer and a surface peel plastic separation layer are obtained after separation; the hot melting separation container is used for separating a light insoluble garbage layer and a peel plastic separation layer, and after hot melting separation, a second separation filter spoon is used for separating an unmelted solid layer to obtain a residual molten liquid layer; the methane tank is used for treating the solid layer and the alcohol-water mixed solution layer.

Compared with the prior art, the invention has the following advantages: (1) the invention relates to a complete wet separation treatment device, which is different from the prior art in the technical purpose of realizing low-cost garbage separation and recovery treatment on the premise of not adopting an incineration mode. (2) The mixed garbage targeted by the invention is all garbage except for garbage with complete type (high-value easily-recycled objects such as cartons, plastic bottles, ring-pull cans, waste electrical appliances and the like are sorted and recycled before reaching the hands of garbage cleaning personnel) and harmful garbage in all known garbage, and is also the actual situation of the maximum and most painful mixed garbage in China at present, the garbage contains various large mixed garbage such as peel paper scraps, foams, plastics, rubber, metal fragments, glass fragments, ceramic fragments, kitchen garbage, bamboo and wood materials, building garbage and the like, and the unified recycling is not finished by adopting a single treatment mode at all, so that the social pain point can be better solved by the invention. (3) The invention substantially realizes the separation of organic materials which can be efficiently decomposed and utilized by adopting the methane tank, such as soluble substances, peel paper scraps, kitchen garbage, bamboo and wood materials and the like which are mixed and dissolved by alcohol and water; the separation of plastic materials such as plastic, foamed plastic and the like is effectively realized; separating out harmless landfill materials such as metal fragments, glass fragments, ceramic fragments, construction wastes and the like; the method is a practical technology for separating the mineral salt solution containing heavy metals dissolved after the hydrochloric acid-sodium chloride solution reaction, and actually realizing the classification and recovery treatment which is relatively consistent in function in the aspect of national standard from the classification mode of six-class garbage. (4) All the technical methods adopted by the invention do not produce waste gas and poison, have no emission, do not pollute the environment, have no part (no residue) which can not be separated and recycled, have no peculiar smell emission in the whole separation process, and are suitable for human bodies. Therefore, the mixed garbage separating and treating device has the characteristics of non-burning method, low cost, automatic garbage sorting, no residual recovery treatment, no public hazard, no toxicity and no peculiar smell.

Drawings

FIG. 1 is a schematic diagram of the structure and operation of the present invention;

in the figure: the device comprises a wine brewing residual liquid alcohol-water medium separation container 10, a light insoluble garbage layer 11, an alcohol-water mixed solution layer 12, a heavy insoluble garbage layer 13, a first separation filter spoon 14, a filter screen switch 15, a sodium chloride-hydrochloric acid medium separation container 20, a metal building material separation layer 21, an acid salt medium separation layer 22, a peel plastic separation layer 23, a hot melting separation container 30, a molten liquid layer 31, a solid layer 32, a second separation filter spoon 33 and a methane tank 40.

Detailed Description

Example 1:

the method comprises the steps of firstly putting mixed garbage into a wine brewing raffinate alcohol-water medium separation container 10 with a separation medium of a wine brewing raffinate-alcohol-water mixture with an average density of 0.95kg/L-1kg/L, mechanically stirring the mixed garbage roughly simply, then putting alcohol-soluble and water-soluble substances (sugar, grease and the like) in the mixed garbage into a solution to form an alcohol-water mixed solution layer 12, then floating light garbage (foamed plastics, bamboo wood materials and the like) with a density lower than that of the wine brewing raffinate on the surface of the solution to form a light insoluble garbage layer 11, sinking other garbage with a density higher than that of the wine brewing raffinate at the bottom of the solution to form a heavy insoluble garbage layer 13, separating the light insoluble garbage layer 11 by using a first separation filter scoop 14, putting the light insoluble garbage layer into a hot melting separation container 30 with a rated temperature of 280 ℃ and an inner closed part, opening a filter screen switch 15 to filter the alcohol-water mixed solution layer 12 and putting the mixture into, completing the separation of the first container; putting a heavy insoluble garbage layer 13 which is remained in a wine brewing residual liquid alcohol-water medium separation container 10 after filtering out the solution into a medium sodium chloride-hydrochloric acid medium separation container 20 with the medium of 10-20 percent of hydrochloric acid mass fraction and the average density of 1.15-1.2 kg/L mixed with industrial sodium chloride, dissolving metal oxides, part of active metals, eggshells and the like in the garbage by hydrochloric acid to form an acid salt medium separation layer 22 with the main body of mineral salt solution, simultaneously floating insoluble substances with the density lower than that of the sodium chloride-hydrochloric acid solution on the surface to form a peel plastic separation layer 23 (mainly comprising peel, bone, meat residue, vegetable leaves, rice grains, plastic products and the like), sinking the insoluble substances with the density higher than that of the sodium chloride-hydrochloric acid solution on the bottom to form a metal building material separation layer 21 (mainly comprising building garbage, hydrochloric acid and sodium chloride-water medium separation layer), Metal debris, glass debris, ceramic debris which are not corroded can be harmlessly buried); the separated light insoluble garbage layer 11 and the peel plastic separation layer 23 are put into a hot melting separation container 30, plastic materials (including foamed plastics, plastic garbage, rubber and the like) are completely melted after sealed heating at 280-300 ℃, a second separation filter scoop 33 is adopted to separate an unmelted solid layer 32 (partially carbonized peel, bone, meat residue, vegetable leaves, rice grains, bamboo and wood materials) and put into a methane tank 40 together with an alcohol-water mixed solution layer 12 for recycling treatment, and the rest molten liquid layer 31 is plastic and rubber products and can be decomposed by a microbiological method (poor economy but more environment-friendly and safe) or incinerated for recycling energy (the combustion values of the materials are close to coal, the materials are good thermal power generation materials, but the problem of gas emission needs to be noticed, and the economy is good).

The garbage treated by the embodiment is divided into four types: 1. the part capable of being buried harmlessly, 2 the part capable of being decomposed by the methane tank, 3 the part capable of being decomposed by the methane tank, 4 the part capable of being decomposed by the methane tank and the mineral salt solution containing heavy metal ions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a mixed rubbish wet process letter sorting processing apparatus which characterized in that: the device consists of four separation treatment containers and a channel connected with the containers, wherein the four separation treatment containers are as follows: the separation medium is a wine brewing raffinate alcohol-water medium separation container (10) of a wine brewing raffinate-alcohol-water mixture with the average density of 0.95kg/L to 1kg/L, the separation medium is a sodium chloride-hydrochloric acid medium separation container (20) of a solution with the average density of 1.15kg/L to 1.2kg/L and mixed with industrial sodium chloride with the mass fraction of 10 percent to 20 percent, an internally closed hot melting separation container (30) with the rated temperature of 280 ℃ to 300 ℃ and a methane tank (40); a light insoluble garbage layer (11) and a first separation filter spoon (14) matched with the light insoluble garbage layer (11) are correspondingly arranged on the upper surface of a liquid medium at the middle upper part of the wine brewing residual liquid alcohol-water medium separation container, a filter screen switch (15) for filtering out an alcohol-water mixed solution layer (12) is arranged on the side surface of the bottom of the wine brewing residual liquid alcohol-water medium separation container, and a heavy insoluble garbage layer (13) is remained in the container after liquid is filtered out; the sodium chloride-hydrochloric acid medium separation container (20) is used for separating a heavy insoluble garbage layer (13), and a metal building material separation layer (21) with a bottom layer, an intermediate acid salt medium separation layer (22) and a surface peel plastic separation layer (23) are obtained after separation; the hot melting separation container (30) is used for separating a light insoluble garbage layer (11) and a peel plastic separation layer (23), after hot melting separation, a second separation filter spoon (33) is used for separating an unmelted solid layer (32), and a molten liquid layer (31) is remained; the methane tank (40) is used for treating the solid layer (32) and the alcohol-water mixed solution layer (12).