WO2011109924A1

WO2011109924A1 - Closed recycling system for municipal solid waste

Info

Publication number: WO2011109924A1
Application number: PCT/CN2010/000838
Authority: WO
Inventors: 王浩铭
Original assignee: Wang Haoming
Priority date: 2010-03-12
Filing date: 2010-06-11
Publication date: 2011-09-15
Also published as: CN201676869U

Abstract

A closed recycling system for municipal solid waste is provided, which includes a collection box, deposit units, a preprocessing unit, an automatic sorting unit and a recycling unit. The collection box is with an organic garbage inlet, an inorganic garbage inlet, and a deleterious garbage inlet. A shredding machine is installed in the organic garbage inlet, and an extruding machine is installed in the inorganic garbage inlet. Each said inlet is connected to a deposit unit through a vertical channel. The deposit unit corresponding to the organic garbage inlet is connected with the preprocessing unit by a conveyer belt, and the deposit unit corresponding to the inorganic garbage inlet is connected with the automatic sorting unit. The preprocessing unit, the automatic sorting unit, and the deposit unit corresponding to the deleterious garbage inlet are connected to the recycling unit. Using classified disposal of solid waste of this system enables effective waste recycle and pollution reduction.

Description

Urban garbage closed circulation processing system

TECHNICAL FIELD The present invention relates to the field of garbage disposal and recycling, and in particular to a municipal waste closed circulation treatment system.

Say

BACKGROUND OF THE INVENTION With the rapid development of the social economy and the high concentration of urban populations, the increase in urban living garbage has caused great harm to human life and the environment. Every year, the government has to invest a lot of money and manpower to deal with these garbage. The traditional treatment method is to bury and burn. This kind of treatment will bring many side effects, such as: The harmful substances generated by the deterioration of the garbage buried in the ground gradually Infiltration into groundwater, causing groundwater pollution: Incineration of garbage will generate a lot of harmful gases to pollute the atmosphere; the accumulation of garbage will provide food, habitat and breeding places for mice, flies and cockroaches, and is also the source of infectious diseases. Therefore, how to properly handle and recycle domestic garbage is an urgent problem that governments at all levels need to solve.

In order to solve this problem, various methods have been conceived, but these methods still have various defects, and the recycling efficiency is not high. SUMMARY OF THE INVENTION In view of the above existing problems, the present invention provides a municipal garbage closed circulation processing system with high recycling efficiency. The technical scheme adopted by the utility model is: a municipal garbage closed circulation processing system, comprising a projection, a storage unit, a pre-processing unit, an automatic sorting unit and a recycling processing unit, and a voice prompting device and corresponding The control button, the drop box is provided with an organic garbage injection port, an inorganic garbage injection port and a harmful garbage injection port, wherein the organic garbage injection port is provided with a chopper, and the inorganic garbage injection port is provided with a pressing device, and each of the injection ports passes The vertical channel is connected to the storage unit, and the storage unit corresponding to the organic garbage injection port is connected to the pretreatment unit through the conveyor belt, and the storage unit corresponding to the inorganic garbage injection port is connected to the automatic sorting unit through the conveyor belt, the pretreatment unit and the automatic sorting The unit and the storage unit corresponding to the hazardous waste outlet are connected to the processing unit through the conveyor belt.

The pretreatment unit comprises a fermentation tank and a drying device. The fermentation tank is provided with a sewage pipe. The fermentation tank is connected to the high pressure gas storage tank through an air compressor, and the conveyor belt is connected between the fermentation tank and the drying device.

The automatic sorting unit is provided with a drum screen sorting device, a magnetic sorting device, a wind sorting device, and a vortex sorting device.

Further, an ozone generating device is installed in the storage unit corresponding to the organic garbage filling port, and an ultraviolet germicidal lamp is mounted above the conveying belt between the storage unit and the pretreatment unit.

Compared with the prior art, the utility model has the advantages that: the garbage sorting process is adopted by the system, and the recycling rate is greatly improved. Saved the government a lot of money and land to dispose of garbage. Avoid a large amount of incineration of garbage, thus reducing air pollution. At the same time, it has reduced the living space of mice, flies and cockroaches to prevent the spread of disease.

DRAWINGS detailed description

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

As shown in FIG. 1 , a municipal garbage closed loop processing system includes a drop box, a storage unit, a pre-processing unit, an automatic sorting unit, and a recycling processing unit, and the voice prompting device and corresponding control buttons are installed on the drop box. The placement box is provided with an organic garbage injection port, an inorganic garbage injection port and a harmful garbage injection port, wherein the organic garbage injection port is provided with a chopper, and the inorganic garbage injection port is provided with a pressing device, and each of the injection ports is connected through a vertical channel. a storage unit corresponding to the organic garbage injection port is connected to the pretreatment unit through a conveyor belt, and the storage unit corresponding to the inorganic garbage injection port is connected to the automatic sorting unit through a conveyor belt, the pretreatment unit, the automatic sorting unit, and The storage unit corresponding to the hazardous waste outlet is connected to the recycling processing unit through a conveyor belt.

The automatic sorting unit is provided with a drum screen sorting device, a magnetic sorting device, a wind sorting device, a vortex sorting device, and is connected by a thousand conveyor belts, and the number of sets of various devices is determined according to the condition of the garbage.

An ozone generating device is installed in the storage unit corresponding to the organic garbage filling port, and an ultraviolet germicidal lamp is installed above the conveying belt between the storage unit and the pretreatment unit.

During the specific implementation, the drop box is disposed on the outer wall of the balcony of the user's house, and the injection port is connected to the corresponding storage unit through the vertical channel. The storage unit, the pre-processing unit, and the automatic sorting unit are all buried underground. Each unit is buried with a storage unit. Each community has a pre-processing unit and an automatic sorting unit. Several communities jointly set up a recycling unit. In order to facilitate monitoring of the situation in the storage unit and the automatic sorting unit, a monitoring room, a storage unit and an automatic sorting unit are set in the community. The corresponding display screen is installed in the monitoring room. The storage unit and the automatic sorting unit can also open an access port for easy maintenance and repair.

The user classifies the garbage into the organic garbage inlet, the inorganic garbage inlet and the hazardous waste outlet of the drop box, and stores them in the corresponding storage unit. Among them, the storage unit corresponding to the organic garbage injection port is provided with an odor generating device to remove the odor of the garbage. In order to facilitate the illiterate blind and the blind person to correctly identify each of the delivery ports, a voice prompting device is installed on the delivery box for voice prompting. Organic waste is mainly leftovers, leftovers, etc. Inorganic waste is mainly metal, plastic, slag, etc. The hazardous waste is mainly used batteries and electronic components. The organic garbage is installed in the organic garbage filling port to chop the organic garbage to facilitate subsequent processing. The inorganic garbage is installed in the injection port to reduce the large-sized garbage extrusion, which is convenient for subsequent treatment.

The bottom of the storage unit is a sealed door. When the garbage in the storage unit exceeds the set storage position, the sealed door is opened and the garbage falls on the conveyor belt below. The organic waste is sent to a fermentation tank in the pretreatment unit for fermentation treatment. Transportation of organic waste is carried out. Ultraviolet germicidal lamps are installed above, and ultraviolet disinfection lamps are used to sterilize the garbage. After a certain period of fermentation, the waste ice produced in the fermentation tank is discharged into the sewage pipe through the sewage pipe, and the generated gas is stored in the high-pressure gas storage tank through the air compressor, and the air compressor and the high-pressure gas storage are installed on the ground. After the high-pressure gas storage tank is full, it will be transported by a special person for further processing and utilization. The fermented organic waste is transported to the recycling processing unit through the drying device, and the organic fertilizer is processed by the hydrazine conversion organic matter. Under the action of strontium, the fermented organic garbage is converted into sputum by the mash. It is then separated by a manure separation device to produce manure and fresh mash. The original manure is screened, and IJ removes debris that is difficult to be decomposed. The sifted sputum granules are processed into sorghum manure, sorghum manure, sputum manure compound fertilizer, sputum manure special fertilizer, etc. in the deep processing workshop, and are packaged and sold.

The inorganic garbage is sent to the automatic sorting unit, and the long strips are separated by the drum screen sorting device in turn, ― The magnetic sorting device separates the ferrous metal, the wind sorting device separates the foam, and the vortex sorting device separates the heavy objects. These devices are set one or more sets as needed, and used in combination. Through the combined action of the above devices, the inorganic garbage is classified into iron, aluminum, other metals, plastic film, hard plastic, waste cloth, waste glass, masonry, sediment particles, etc., and is conveyed to the recycling processing unit through a conveyor belt. The recycling processing unit is subdivided by manual assistance, and the separated iron, aluminum, other metals, plastic film ', and waste fabric are packaged by the corresponding packaging device, and then sent to the relevant recycling manufacturer. The hard plastic is sent to the granulator, granulated, and packaged for sale. Waste glass 3⁄4 color separation, broken, and then packaged for sale. Sediment particles and masonry can be mixed with cement and other adhesives to make green bricks.

The hazardous waste passes through the storage unit and is sent directly to the recycling unit by the conveyor belt. The hazardous wastes will be sent to the hazardous materials disposal center for safe disposal or safe landfill.

Compared with the prior art, the system uses the system to recycle and recycle waste, and the recycling rate is greatly improved. Saved the government a lot of money and land to dispose of garbage. Avoid a large amount of incineration of garbage, thus reducing air pollution. At the same time, it has reduced the living space of mice, flies and cockroaches, and prevented the spread of diseases _.

Claims

Claim

A city garbage closed loop processing system, comprising: a drop box, a storage unit, a pre-processing unit, an automatic sorting unit, and a recycling processing unit, wherein the voice box device and a corresponding control button are installed on the drop box; The placement box is provided with an organic garbage injection port, an inorganic garbage injection port and a harmful garbage injection port, wherein the organic garbage injection port is provided with a chopper, and the inorganic garbage injection port is provided with a pressing device, and each of the injection ports is connected through a vertical channel. a storage unit corresponding to the organic garbage injection port is connected to the pretreatment unit through a conveyor belt, and the storage unit corresponding to the inorganic garbage injection port is connected to the automatic sorting unit through a conveyor belt, the pretreatment unit, the automatic sorting unit, and The storage unit corresponding to the harmful garbage injection port is connected to the recycling processing unit through the conveyor belt;

The pretreatment unit comprises a fermentation tank and a drying device, and a sewage pipe is arranged on the fermentation tank, the fermentation tank is connected to the high pressure gas storage tank through an air compressor, and the conveyor belt is connected between the fermentation tank and the drying device;

The automatic sorting unit is provided with a drum screen sorting device, a magnetic sorting device, a wind sorting device, and an eddy current sorting device.

The municipal garbage closed circulation processing system according to claim 1, wherein: the ozone generating device is installed in the storage unit corresponding to the organic garbage filling port, and the conveying belt between the storage unit and the pretreatment unit is above Install UV germicidal lamps.