CN206382133U - Separation system for fine soil and fine combustibles of domestic waste - Google Patents

Abstract

The utility model provides a sorting system for fine soil and fine combustible materials of stored domestic garbage, which comprises a vibrating screen, wherein the vibrating screen comprises a vibrating screen plate, a feeding device is arranged above the vibrating screen plate, one end of the vibrating screen plate is provided with an outlet for the materials on the vibrating screen and is sequentially connected with a conveyer belt for the materials on the vibrating screen and a subsequent conveyer belt, the vibrating screen plate is provided with an outlet for the materials under the vibrating screen and is conveyed to a fine soil temporary storage bin through the conveyer belt for the materials under the vibrating screen, in particular also comprises a cyclone separator which is arranged above the feeding end of the subsequent conveying belt, the separator comprises a separator body, wherein an airflow inlet is arranged on one side of the upper part of the separator body, an airflow outlet is arranged in the center of the top of the separator body, a fine combustible material outlet is arranged at the bottom of the separator body, an air outlet pipe is communicated with the airflow outlet, a separator fan is connected with the air outlet pipe in series, an air inlet pipe is communicated with the airflow inlet, and the tail end of the air inlet pipe is positioned above a vibrating screen underflow conveying belt. The utility model discloses can effectively improve the sorting efficiency of fine soil and combustible substance, it is energy-conserving high-efficient again.

Description

Separation system for fine soil and fine combustibles of domestic waste

technical field

The utility model relates to the field of environmental protection, in particular to a system for sorting and harmless treatment of stored domestic garbage.

Background technique

The Chinese patent with the application number 201520917199.4 discloses a stock garbage treatment device, which includes a primary screening system and a non-metal processing system. The primary screening system is equipped with a screening machine, a first feed port located above the screening machine, and a The fine material outlet under the extension and the magnetic separator connected to the screening machine. The magnetic separator is equipped with a non-metallic material outlet and a metal outlet. The heavy material outlet below the feed port, the first feed port is equipped with a first conveyor belt that transports the stock garbage to the top of the first feed port, and the second conveyor belt is provided between the non-metallic material outlet and the second feed port . This stock garbage treatment device first screens the stock garbage to obtain fine materials, and then performs magnetic separation on the screened coarse materials to obtain non-metal materials and metals, and then the non-metal materials enter the non-metal processing system and are separated into light materials. Substances and heavy substances, and finally sort the stock garbage into fine materials, light materials, heavy materials and metals, and the fine materials are mainly reused as humus soil, but the fine materials obtained by only one screening, its The content of humus is low, and there are more combustibles mixed in, which has the disadvantage of incomplete separation, so it is necessary to improve.

Contents of the invention

The purpose of this utility model is to propose a sorting system for fine soil and fine combustibles of domestic garbage, which can effectively sort out fine soil and effectively separate the fine combustibles mixed in fine soil, effectively improving the fine soil And the sorting efficiency of combustibles, while low energy consumption, energy saving and environmental protection.

The purpose of this utility model can be realized through the following technical solutions:

The fine soil and fine combustibles sorting system for domestic garbage in stock includes a vibrating screen, the vibrating screen includes a vibrating sieve plate, and a feeding device is arranged above the vibrating sieve plate, and the feeding device is a feeding hopper or a conveyor One end of the vibrating sieve plate has a vibrating sieve upper material outlet and is connected with a vibrating sieve upper material conveyor belt and a subsequent conveyor belt in turn. The vibrating sieve is provided with a vibrating sieve lower material outlet for collectively discharging the vibrating sieve plate sieve material. Vibration The undersize outlet is transported to the fine soil temporary storage bin through the vibrating undersize conveyor belt, which is characterized in that it also includes a cyclone separator, which is arranged above the feed end of the subsequent conveyor belt, and includes an inner The separator main body is provided with a cyclone separation chamber, the upper side of the separator main body is provided with an airflow inlet connected to the cyclone separation chamber, the top center is provided with an airflow outlet connected with the cyclone separation chamber, and the bottom is provided with a fine combustibles discharge port, said The air outlet is connected with an air outlet pipe, the air outlet pipe is connected with a separator fan in series, and the air inlet is connected with an air inlet pipe, and the end of the air inlet pipe is located above the conveyer belt of the vibrating sieve.

As an optimization scheme, the utility model also includes a trommel screen, and the trommel screen includes a cylindrical screen, one end of the cylindrical screen has a trommel inlet, and the other end has a trommel outlet, and the trommel The bottom is provided with a trommel undersize outlet for centralized discharge of cylindrical screen undersize; a trommel undersize conveyor belt is provided below the trommel undersize outlet of the trommel screen, and the discharge end of the trommel undersize conveyor belt , the connecting conveyor belt and the feeding device are connected in sequence.

To further optimize the scheme, the utility model also includes a secondary winnowing machine, which includes a winnowing machine main body with a winnowing channel inside and a winnowing machine blower outside the winnowing machine main body, One end of the main body of the winnowing machine has a secondary winnowing machine inlet, and the main body of the winnowing machine is provided with a heavy material outlet, a light material outlet and an air outlet in sequence along the airflow direction in the winnowing channel. The air outlet pipe end of the selection fan is located in the feed port of the secondary wind separator; The heavy objects are transported to the non-combustible temporary storage bin, and the end of the air outlet pipe of the separator fan is located near the discharge end of the heavy object conveyor belt.

In a further optimization scheme, the heavy object conveyor belt adopts a belt-type magnetic separator structure, and a permanent magnet is provided at the discharge end.

The utility model has the following substantive features and progress: the utility model sorts out the fine combustibles mixed in the fine soil through the cyclone separator, and further uses the airflow discharged from the cyclone separator to sort the incombustibles and combustibles It has the characteristics of high sorting efficiency and low energy consumption.

Description of drawings

Fig. 1 is a schematic layout diagram of the utility model.

FIG. 2 is a schematic diagram of the structure shown in FIG. 1 .

Fig. 3 is another layout schematic diagram of the present invention.

FIG. 4 is a schematic diagram of the structure shown in FIG. 3 .

detailed description

Below in conjunction with accompanying drawing, the utility model is further described.

Example 1

Referring to Fig. 1 and Fig. 2, the fine soil and fine combustibles sorting system of domestic waste in stock includes a vibrating screen 1 and a cyclone separator 2.

The vibrating screen 1 includes a vibrating screen plate 11, a feeding device 110 is arranged above the vibrating screen plate 11, and the feeding device 110 is a conveyor belt. There is a vibrating sieve conveyor belt 121 and a subsequent conveyor belt 122. The vibrating sieve 1 is provided with a vibrating sieve outlet 13 for intensively discharging the vibrating sieve plate 11. The vibrating sieve outlet 13 is conveyed through the vibrating sieve. The belt 131 is transported to the fine soil temporary storage bin 101.

Described cyclone separator 2 is arranged on the feeding end top of follow-up conveyor belt 122, and it comprises the separator main body that is provided with cyclone separation chamber inside, and the upper side of separator main body is provided with the airflow inlet 22 that communicates with cyclone separation chamber, An air outlet 21 connected to the cyclone separation chamber is provided in the center of the top, and a fine combustible discharge outlet 23 is provided at the bottom. The air outlet 21 is connected with an air outlet pipe, and a separator fan 24 is connected in series on the air outlet pipe. The inlet 22 is connected with an air intake pipe, and the end of the air intake pipe is located above the conveying belt 131 for the under-vibrating screen.

In the sorting system of the present embodiment, the undersize of the vibrating screen 1 is from the undersize outlet 13 of the vibrating sieve → the undersize conveyor belt 131 of the vibrating screen, and the airflow inlet 22 of the cyclone separator 2 removes the fine combustible particles mixed in the undersize. The fine combustibles (light in weight of the fine combustibles) are sucked into the cyclone separator 2, and the separation of the cyclone separator 2 makes the fine combustibles fall from the fine combustibles discharge port 23 to the follow-up conveyor belt 122 for output, and the remaining undersize as fine soil From the material conveyor belt 131 → fine soil temporary storage bin 101 under the vibrating screen. The utility model utilizes the gas-solid separation effect of the cyclone separator 2 to effectively separate the fine combustibles in the fine soil, effectively ensuring the efficient separation of the fine soil and the combustibles in the stored domestic garbage.

Example 2

Referring to Fig. 3 and Fig. 4, compared with the embodiment, the stock domestic garbage fine soil and fine combustible sorting system of the present embodiment also includes a drum Sieve 3 and secondary winnowing machine 4.

The trommel 3 includes a cylindrical screen, one end of the cylindrical screen has a trommel inlet 31, and the other end has a trommel outlet 33, and the bottom of the trommel 3 is provided with a cylinder for centralized discharge. The trommel undersize outlet 34 of the screen undersize; the trommel undersize outlet 34 of the trommel 3 is provided with a trommel undersize conveyor belt 341, and the discharge end of the trommel undersize conveyor belt 341 is connected to the conveyor belt. The feeding device 110 of the belt 342 and the vibrating screen 1 communicates in sequence.

Described secondary winnowing machine 4 comprises the winnowing machine main body that is provided with winnowing channel and is located at the winnowing machine fan 45 outside the winnowing machine main body, and one end of winnowing machine main body has secondary winnowing machine feeding material Port 41, the main body of the winnowing machine is provided with a heavy material discharge port 42, a light material discharge port 43 and an air outlet 44 along the airflow direction in the winnowing channel, and the air outlet pipe end of the winnowing machine blower fan 45 is located at In the feed port 41 of the secondary winnowing machine.

The heavy object conveyor belt 421 is arranged below the heavy object discharge port 42 of the secondary winnowing machine 4, which adopts a belt-type magnetic separator structure, and the discharge end is provided with a permanent magnet, and the heavy object conveyor belt 421 will The heavy objects sorted out by the secondary winnowing machine 4 are transported to the non-combustible temporary storage bin 102 , and the end of the air outlet pipe of the separator fan 24 is located near the discharge end of the heavy object conveyor belt 421 .

The airflow discharged by the cyclone separator 2 of the utility model is blown to the discharge end of the heavy object conveyor belt 421 through the air outlet 21 through the separator fan 24, so that the heavy object conveyor belt 421 will discharge the heavy object when the heavy object conveyor belt 421 is output. The combustibles (the lighter weight of combustibles) mixed in the objects are blown away and fall into the temporary storage bin of combustibles, and the remaining heavy objects directly fall into the temporary storage bin 102 of non-combustibles as non-combustibles. In this embodiment, the airflow discharged from the cyclone separator 2 is recycled to further air-separate the heavy substances selected by the secondary air separator 4, which effectively improves the utilization efficiency of the cyclone separator 2, provides a sorting effect, and has Energy saving and high efficiency.

Claims (4)

1. A sorting system for fine soil and fine combustibles of existing household garbage, which includes a vibrating screen (1), and the vibrating screen (1) includes a vibrating sieve plate (11). The feeding device (110), the feeding device (110) is a feeding hopper or a conveyor belt, and one end of the vibrating screen plate (11) has a vibrating sieve outlet (12) and is connected with a vibrating sieve conveyor belt ( 121) and the follow-up conveyor belt (122), the vibrating screen (1) is provided with a vibrating sieve outlet (13) for concentrated discharge of the vibrating sieve plate (11). The undersize conveyor belt (131) transports to the fine soil temporary storage bin (101), and is characterized in that it also includes a cyclone separator (2), and the cyclone separator (2) is arranged on the side of the subsequent conveyor belt (122) Above the feed end, it includes a separator main body with a cyclone separation chamber inside. The upper side of the separator main body is provided with an air inlet (22) connected to the cyclone separation chamber, and the top center is provided with an air flow outlet connected to the cyclone separation chamber. (21), the bottom is provided with a fine combustible discharge port (23), the air outlet (21) is connected with an air outlet pipe, and a separator fan (24) is connected in series on the air outlet pipe, and the air flow inlet (22 ) is connected with an air inlet pipe, and the end of the air inlet pipe is located above the conveyer belt (131) for the under-vibrating screen. 2. The fine soil and fine combustibles sorting system for existing domestic garbage according to claim 1, characterized in that: it also includes a drum screen (3), and the drum screen (3) includes a cylindrical screen, so One end of the cylindrical screen has a trommel inlet (31), and the other end has a trommel oversize outlet (33). The bottom of the trommel (3) is provided with a drum for collectively discharging the undersize of the cylindrical sieve. Undersize outlet (34); under the undersize outlet (34) of the trommel sieve (3), there is a trommel undersize conveyor belt (341), and the discharge end of the trommel undersize conveyor belt (341) , the connecting conveyor belt (342) and the feeding device (110) are connected in sequence. 3. The fine soil and fine combustibles sorting system for existing household garbage according to claim 1 or 2, characterized in that: it also includes a secondary wind separator (4), and the secondary wind separator (4) It includes the main body of the air separation machine with the air separation channel inside and the fan (45) of the air separation machine outside the main body of the air separation machine. One end of the main body of the air separation machine has a secondary air separation machine feed port (41). The main body of the separator is provided with a heavy material discharge port (42), a light material discharge port (43) and an air outlet (44) in sequence along the airflow direction in the air separation channel, and the outlet of the air separator fan (45) is The end of the air duct is located in the feed port (41) of the secondary wind separator; The heavy objects sorted by the secondary winnowing machine (4) are transported to the non-combustible temporary storage bin (102), and the end of the air outlet pipe of the separator fan (24) is located at the end of the heavy object conveyor belt (421). Near the discharge end. 4. The fine soil and fine combustibles sorting system for existing domestic garbage according to claim 3, characterized in that: the heavy material conveyor belt (421) adopts a belt-type magnetic separator structure, and its discharge end is equipped with permanent magnet.