CN218574582U

CN218574582U - Domestic garbage treatment device

Info

Publication number: CN218574582U
Application number: CN202223138085.9U
Authority: CN
Inventors: 戴亮; 王志更; 朱辉翔; 王旭伟
Original assignee: China Railway Environmental and Technology Engineering Co Ltd
Current assignee: China Railway Environmental and Technology Engineering Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-07
Anticipated expiration: 2032-11-25

Abstract

The utility model provides a domestic waste processing apparatus, including selecting separately platform, breaker, solid-liquid separation machine, burning furnace, air-blower, metal collector and gas cleaning system, the discharge end of selecting separately the platform is provided with the magnet separator, and the metal collector setting is under the non-magnetism region of magnet separator, and the pan feeding mouth setting of breaker is under the discharge end of selecting separately the platform, and the discharge gate of breaker and solid-liquid separation machine's pan feeding mouth intercommunication, solid-liquid separation machine's solid discharge gate and the feed inlet intercommunication of burning furnace burn the bottom and the air-blower connection of burning furnace, and gas cleaning system and burning furnace are connected. The utility model discloses but the effective separation metal, through broken, solid-liquid separation reduce domestic waste's volume and reduce its moisture content, carry out purification treatment to burning tail gas simultaneously.

Description

Domestic garbage treatment device

Technical Field

The utility model relates to a domestic waste processing apparatus belongs to the domestic waste field of handling.

Background

The household garbage is complex in composition, the daily household garbage is divided into four types of recoverable garbage, kitchen garbage, harmful garbage and other garbage, the kitchen garbage is large in size and low in heat value due to high water content, equipment in the recoverable garbage is damaged due to metal containing iron sheets, nails and the like, the space of the incinerator is occupied, and a large amount of toxic and harmful gas can be generated in the household garbage incineration process. Therefore, how to separate the metal substances in the domestic garbage, crush the kitchen garbage, realize solid-liquid separation by compressing the whole domestic garbage, and purify the incineration tail gas is a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that prior art exists, provide a can effectively separate the metal, reduce domestic waste's volume and reduce its moisture content through breakage, solid-liquid separation, carry out purification treatment's domestic waste processing apparatus to burning tail gas simultaneously.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the utility model provides a domestic garbage treatment device, which comprises a sorting platform, a crusher, a solid-liquid separator, an incinerator, a blower, a metal collector and a flue gas purification system;

the discharge end of the separation platform is provided with a magnetic separator, the metal collector is arranged under a non-magnetic area of the magnetic separator, the lower part of the metal collector is provided with a metal discharge port, a feed port of the crusher is arranged under the discharge end of the separation platform, the discharge port of the crusher is communicated with a feed port of the solid-liquid separator, a solid discharge port of the solid-liquid separator is communicated with a feed port of the incinerator, the bottom of the incinerator is connected with an air blower, and the flue gas purification system is connected with the incinerator through a pipeline.

Preferably, a material pusher is arranged at a feeding hole of the incinerator, a fire grate is arranged at the bottom of the incinerator, a feeding end of the fire grate is positioned under a material pushing terminal position of the material pusher, and a furnace slag discharging groove connected with a discharging end of the fire grate is arranged at the bottom of the incinerator.

Preferably, the fire grate is arranged in an inclined mode, and the horizontal position of the feeding end of the fire grate is higher than the horizontal position of the discharging end of the fire grate.

Preferably, the sorting platform is a sorting belt conveyor.

Preferably, a plurality of rake turning mechanisms are arranged above the crawler belt of the sorting belt conveyor, each rake turning mechanism comprises a telescopic mechanism and a rake head with a rake strip, the rake head is connected with one end of the telescopic mechanism, and the other end of each telescopic mechanism is connected with the left side plate or the right side plate of the sorting belt conveyor.

Preferably, the solid-liquid separator is a screw extrusion solid-liquid separator.

Preferably, the flue gas purification system comprises a spraying mechanism and a bag-type dust removal mechanism which are connected with the incinerator through a pipeline, the upper end of the bag-type dust removal mechanism is communicated with the spraying mechanism, and the lower end of the bag-type dust removal mechanism is provided with a smoke window.

Preferably, the spraying mechanism is provided with a spray head which can rotate at high speed.

Preferably, the bag-type dust removal mechanism is provided with activated carbon and an electric heating mechanism.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the invention has the advantages and positive effects that:

1. the utility model discloses a turn over harrow mechanism and magnet separator and effectively select separately the metal, reduced domestic waste capacity, practiced thrift and burned the fuel, simultaneously, realize the utilization of metal resources.

2. The utility model discloses carry out breakage and solid-liquid separation to the domestic waste who has selected separately the metal, effectively reduce domestic waste's moisture content, reduce domestic waste's volume, further practiced thrift and burned the fuel, simultaneously, increaseed domestic waste's surface area, increased the contact surface of domestic waste with oxygen, make it burn more thoroughly in burning process.

3. The utility model discloses a high-speed rotatory shower nozzle sprays neutralization solution, and the droplet diameter that sprays out is in micron and nanometer, its abundant and acid material contact neutralization in burning tail gas, has guaranteed the deacidification effect of burning tail gas, and the tail gas of burning after the deacidification effectively gets rid of heavy metal, the granule type material of burning tail gas through bag dust removal mechanism for the tail gas of burning that discharges accords with emission standard.

Drawings

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

Fig. 2 is a schematic structural view of the rake-turning mechanism of the present invention.

Fig. 3 is a schematic structural view of the drag head of the present invention.

Reference numerals: the device comprises a sorting platform 1, a metal discharge port 2, a crusher 3, a material pusher 4, a blower 5, a fire grate 6, a slag discharge chute 7, a support 8, a magnetic separator 9, a solid-liquid separator 10, an incinerator 11, a spraying mechanism 12, a bag type dust removing mechanism 13, a smoke window 14, a telescopic mechanism 15, a rake head 16 and rake strips 17.

Detailed Description

The present invention will be described in detail below with reference to examples and the accompanying drawings. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

As shown in fig. 1, the household garbage treatment device of the present invention comprises a sorting platform 1, a crusher 3, a solid-liquid separator 10, an incinerator 11, an air blower 5, a metal collector and a flue gas purification system, preferably, the sorting platform 1 is a sorting belt conveyor;

the discharge end of the sorting platform 1 is provided with a magnetic separator 9, the metal collector is arranged right below a non-magnetic area of the magnetic separator 9, the lower part of the metal collector is provided with a metal discharge port 2, a feed port of the crusher 3 is arranged right below the discharge end of the sorting platform 1, the discharge port of the crusher 3 is communicated with a feed port of a solid-liquid separator 10, the solid discharge port of the solid-liquid separator 10 is communicated with a feed port of an incinerator 11, the bottom of the incinerator 11 is connected with an air blower 5, a flue gas purification system is connected with the incinerator 11 through a pipeline, and the flue gas purification system is supported through a support 8;

preferably, a stoker 4 is arranged at a feeding hole of the incinerator 10, a grate 6 is arranged at the bottom of the incinerator 11, a feeding end of the grate 6 is located right below a material pushing end point of the stoker 4, a slag discharging groove 7 connected with a discharging end of the grate 6 is arranged at the bottom of the incinerator 11, and the grate and the stoker move to realize rolling of the household garbage, ensure that the household garbage is scattered on the grate and be conveniently burnt.

Preferably, the fire grate 6 is obliquely arranged, and the horizontal position of the feeding end of the fire grate 6 is higher than that of the discharging end of the fire grate 6, so that the domestic garbage is favorably combusted and discharged.

Preferably, as shown in fig. 2 and fig. 3, a plurality of harrow mechanisms are arranged above the track of the sorting belt conveyor, each harrow mechanism comprises a telescopic mechanism 15 and a harrow head 16 which is connected with one end of the telescopic mechanism 15 and is provided with a harrow bar 17, the other end of each telescopic mechanism 15 is connected with the left side plate or the right side plate of the sorting belt conveyor, and the harrow mechanisms tile and unfold the garbage, so as to provide a powerful condition for subsequent magnetic separation.

The metal is firmly adsorbed in the magnetic region of the magnetic separator 9, the metal falls to the metal collector in the non-magnetic region, the metal is discharged through the metal discharge port 2, the household garbage without the metal automatically falls to the feed port of the crusher 3, the crusher 3 shears the household garbage into small pieces, the crushed household garbage is extruded by the solid-liquid separator 10 to realize solid-liquid separation, the separated liquid is collected through the liquid discharge port, the separated solid slag enters the feed port of the incineration unit 11, the pusher 4 pushes the solid slag to the fire grate 6 for incineration, the air blower 5 conveys air to the incinerator 11 to ensure oxygen required by the incineration of the household garbage, the household garbage finally passes through the drying section, the combustion section and the burn-out section of the incinerator 11 and is discharged through the slag discharge chute 7, and the incineration tail gas generated in the incineration process is discharged through the flue gas purification system to remove harmful substances and is finally discharged through the smoke window 14.

Preferably, the solid-liquid separator 10 is a screw extrusion solid-liquid separator, which performs solid-liquid separation on the domestic garbage, and particularly, the volume of the organic matter with high water content is greatly compressed.

Optionally, the flue gas purification system comprises a spraying mechanism 12 and a bag type dust removal mechanism 13 which are connected with the incinerator 11 through a pipeline, the upper end of the bag type dust removal mechanism 13 is communicated with the spraying mechanism 12, and the lower end of the bag type dust removal mechanism 13 is provided with a smoke window 14.

Incinerated tail gas enters a bag type dust removal mechanism 13 to remove particles after being deacidified by a spraying mechanism 12, and then is discharged through a smoke window 14, so that the discharged incinerated tail gas reaches the discharge standard.

Optionally, the spraying mechanism 12 is provided with a spray head that can rotate at high speed.

The spraying mechanism 12 adopts a semidry deacidification technology, and calcium hydroxide solution with certain concentration is sprayed by a spray head to achieve the aim of deacidification.

Preferably, the bag-type dust removing mechanism 13 is provided with activated carbon and an electric heating mechanism.

The bag type dust removing mechanism 13 can remove heavy metals and granular substances, is also provided with a heating function, and ensures the dust removing effect of the equipment.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions and replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A household garbage treatment device is characterized by comprising a sorting platform (1), a crusher (3), a solid-liquid separator (10), an incinerator (11), a blower (5), a metal collector and a flue gas purification system;

the discharge end of the separation platform (1) is provided with a magnetic separator (9), the metal collector is arranged under a non-magnetic area of the magnetic separator (9), the lower part of the metal collector is provided with a metal discharge port (2), a feed inlet of the crusher (3) is arranged under the discharge end of the separation platform (1), a discharge port of the crusher (3) is communicated with a feed inlet of the solid-liquid separator (10), a solid discharge port of the solid-liquid separator (10) is communicated with a feed inlet of the incinerator (11), the bottom of the incinerator (11) is connected with the air blower (5), and the flue gas purification system is connected with the incinerator (11) through a pipeline.

2. The household garbage disposal device according to claim 1, wherein the feed port of the incinerator (11) is provided with a pusher (4), the bottom of the incinerator (11) is provided with a grate (6), the feed end of the grate (6) is positioned right below the pushing end position of the pusher (4), and the bottom of the incinerator (11) is provided with a slag discharge chute (7) connected with the discharge end of the grate (6).

3. The household garbage disposal apparatus according to claim 2, wherein the grate (6) is arranged obliquely, and the horizontal position of the feeding end of the grate (6) is higher than the horizontal position of the discharging end of the grate (6).

4. The household waste treatment apparatus according to claim 3, wherein the sorting platform (1) is a sorting belt conveyor.

5. The household garbage disposal device according to claim 4, wherein a plurality of rake-turning mechanisms are arranged above the tracks of the sorting belt conveyor, each rake-turning mechanism comprises a telescopic mechanism (15) and a rake head (16) with a rake strip (17) connected with one end of the telescopic mechanism (15), and the other end of each telescopic mechanism (15) is connected with the left side plate or the right side plate of the sorting belt conveyor.

6. The household waste treatment apparatus according to claim 5, wherein the solid-liquid separator (10) is a screw extrusion solid-liquid separator.

7. The domestic garbage treatment device according to claim 6, wherein the flue gas purification system comprises a spraying mechanism (12) connected with the incinerator (11) through a pipeline, a bag-type dust removal mechanism (13), the upper end of the bag-type dust removal mechanism (13) is communicated with the spraying mechanism (12), and the lower end of the bag-type dust removal mechanism (13) is provided with a smoke window (14).

8. The household garbage disposal apparatus according to claim 7, wherein the spraying mechanism (12) is provided with a spray head that can rotate at a high speed.

9. The household garbage disposal apparatus according to claim 8, wherein the bag-type dust removing mechanism (13) is provided with activated carbon and an electric heating mechanism.