CN217230618U

CN217230618U - Organic dangerous solid waste recycling equipment

Info

Publication number: CN217230618U
Application number: CN202122332125.2U
Authority: CN
Inventors: 曾贤军; 仝旭
Original assignee: Shanghai Chenghua Environmental Engineering Co ltd
Current assignee: Shanghai Chenghua Environmental Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-08-19
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses an organic danger is useless resource utilization equipment admittedly, it includes feed arrangement, the pyrolysis device, condensing equipment, oil water separator, combustible gas recovery unit, exhaust treatment device and discharging device, feed arrangement links to each other with the pyrolysis device, the pyrolysis device is connected to condensing equipment through the filter, condensing equipment is connected to pyrolysis device bottom as the heat source through combustible gas recovery unit, condensing equipment still links to each other with oil water separator and exhaust treatment device respectively, oil water separator links to each other with sewage treatment system and refined system respectively, the pyrolysis device still links to each other with discharging device. The utility model discloses under the prerequisite of avoiding secondary pollution, effectively handle almost all kinds of organic danger simultaneously and waste admittedly, the danger is useless, turns into "oil, gas, the charcoal" that have resource value with the danger is useless, really realizes useless effective processing and the recovery of danger to create huge economic value and social value.

Description

Organic dangerous solid waste recycling equipment

Technical Field

The utility model relates to an energy-concerving and environment-protective technical field, concretely relates to solid useless resource utilization equipment of organic danger.

Background

There are various organic white pollutants, waste plastic bags, waste plastic films, waste tires, various carton boxes or heat preservation foam boxes and other packing box wastes in various regions throughout the country, and 108 old household appliance dismantling enterprises are additionally distributed, mainly engaged in dismantling the old household appliances, wherein the waste polyurethane cotton for heat preservation generated by the refrigerator heat preservation layer, the waste heat preservation materials for pipeline and equipment heat preservation of various enterprises and the like, and the wastes are all difficult to treat in various cities or enterprises.

In order to better realize the reutilization of waste resources and protect the ecological environment. The utility model discloses a solid useless resource utilization equipment of organic danger.

SUMMERY OF THE UTILITY MODEL

To the not enough of existence on the prior art, the utility model aims at providing a solid useless utilization equipment of organic danger utilizes the thermal instability of organic matter among the solid organic waste, heats it under the anaerobic condition, after reaching certain temperature, breaks off with hydrogen bond in the macromolecular structure of component organic matter, forms the noncondensable combustible gas of micromolecule (first, second, third, butane, CO and hydrogen), can congeal oil and the carbon that can volatilize through recombining. After cracking, gas phase (combustible gas), liquid phase (light oil such as tar oil) and solid phase (carbon powder) with higher utilization value are formed. On the premise of avoiding secondary pollution, almost all kinds of organic hazardous solid wastes and hazardous wastes are effectively treated simultaneously, the hazardous wastes are converted into oil, gas and carbon with resource values, the effective treatment and recovery of the hazardous wastes are really realized, and huge economic value and social value are created.

In order to achieve the above purpose, the present invention is realized by the following technical solution: organic danger solid useless utilization equipment, including feed arrangement, the pyrolysis device, condensing equipment, oil-water separator, combustible gas recovery unit, exhaust treatment device and discharging device, feed arrangement links to each other with the pyrolysis device, the pyrolysis device is connected to condensing equipment through the filter, condensing equipment is connected to pyrolysis device bottom as the heat source through combustible gas recovery unit, condensing equipment still links to each other with oil-water separator and exhaust treatment device respectively, oil-water separator links to each other with sewage treatment system and refined system respectively, the pyrolysis device still links to each other with discharging device.

Preferably, the filter is a gravity filter.

Preferably, the pyrolysis device adopts a pyrolysis kettle.

Preferably, the feeding device adopts an automatic pusher.

The utility model discloses a pyrolysis carbonization adopts means such as pyrolysis and catalytic degradation to carry out pyrolysis with organic solid waste. The cracking under the high-temperature oxygen-free environment mainly comprises 3 types of normal-pressure inert gas pyrolysis, vacuum pyrolysis and molten salt pyrolysis. Chemical processes that convert the decomposition object into one or more substances by thermal energy. The result of cleavage is often a decrease in molecular weight, but it is also possible to increase the molecular weight by various intermolecular reactions (e.g., crosslinking reactions).

In the cracking process, organic matter macromolecular structure carbon bonds and hydrogen bonds are broken to form substances with small molecular structures.

One of the key points of the cracking carbonization technology is as follows: temperature control

The pyrolysis process can be divided into low-temperature pyrolysis, medium-temperature pyrolysis and high-temperature pyrolysis according to the operating temperature, wherein the low-temperature pyrolysis is carried out at the temperature of 500 ℃, the medium-temperature pyrolysis is carried out at the temperature of 500-800 ℃, and the high-temperature pyrolysis is carried out at the temperature of more than 800 ℃. Factors that affect the pyrolysis process and product yield and composition include pyrolysis temperature, pressure, rate of temperature rise, gas-solid phase residence time, and material size, with pyrolysis temperature being the dominant factor.

The second key of the pyrolysis carbonization technology is as follows: work continuity, system sealability

The high-temperature cracking carbonization technology can realize high-efficiency continuous feeding, and thoroughly breaks through the traditional process which can only realize intermittent feeding; the piston type feeding and discharging system is independently developed, so that the whole system is completely sealed; the novel cracking furnace is originally created, and the world problems of coking, blockage and wall sticking of materials are thoroughly solved; the innovative equipment has the advantages of small occupied area, high unit efficiency and low operation and maintenance cost.

The utility model discloses following beneficial effect has:

1. the self-powered pyrolysis incineration treatment is realized without auxiliary energy, the energy is saved, and the operation cost is low;

2. the cracking technology can extract oil, gas and carbon from organic solid waste, changes waste into valuable, and truly realizes harmless and resource energy utilization;

3. because the materials are isolated and heated in a segmented way under the anoxic state, the discharged tail gas is only the waste gas generated by burning fuel gas, and no toxic and harmful substances such as dioxin and the like are generated, thereby thoroughly avoiding secondary pollution.

Drawings

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

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

Fig. 2 is a process flow chart of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the following technical solutions are adopted in the present embodiment: organic danger solid useless resource utilization equipment, including feed arrangement 1, pyrolysis device 2, condensing equipment 3, oil-water separator 4, combustible gas recovery unit 5, exhaust treatment device 6 and discharging device 7, feed arrangement 1 links to each other with pyrolysis device 2, pyrolysis device 2 is connected to condensing equipment 3 through the filter, condensing equipment 3 is connected to 2 bottoms of pyrolysis device as the heat source through combustible gas recovery unit 5, condensing equipment 3 still links to each other with oil-water separator 4 and exhaust treatment device 6 respectively, oil-water separator 4 links to each other with sewage treatment system and refining system respectively, pyrolysis device 2 still links to each other with discharging device 7.

The pyrolysis device 2 adopts a pyrolysis kettle.

The feeding device 1 adopts an automatic pusher.

The filter is a gravity filter.

The process flow of the specific embodiment is as follows: send into the pyrolysis cauldron by automatic pusher (feed arrangement 1) with the solid waste material of danger, the cauldron heats outward, when the temperature reaches the cracking temperature in the cauldron, the waste material begins the schizolysis, gas after the schizolysis gets into condensing equipment 3 through filter (gravity type), cool to normal atmospheric temperature, the pyrolysis gas returns the reation kettle bottom as the heat source through combustible gas recovery unit 5, waste gas gets into exhaust treatment device 6 and handles, other liquid get into oil water separator 4, water after the separation gets into sewage treatment system, the pyrolysis oil gets into the refining system recycle, and the remaining carbon residue after the pyrolysis is collected through discharging device 7 cooling, make finished product recycle.

Pyrolysis gas (noncondensable gas) in this embodiment: the cracked gas is analyzed and measured by gas chromatography, the main components of the gas are respectively methane, ethane, ethylene, propane, propylene, acetylene, butane, butylene, 1, 3-butadiene, pentane, benzene, toluene, xylene, hydrogen, nitrogen, carbon monoxide, carbon dioxide, hydrogen sulfide and the like, the gas distribution is mainly ethylene, and then propylene, butylene, isobutylene and the like. Except hydrogen and methane, the fuel is C2, C3, C4 and other components, has stable quality and low sulfur content, and can be directly used as industrial or civil fuel without a complex pretreatment device. In addition, the heat value of the dry distillation gas is equivalent to that of natural gas, and the dry distillation gas can be used as fuel.

Cracking oil: the pyrolysis oil (mixture of paraffin, olefin and aromatic hydrocarbon) has the characteristics of higher density, lower viscosity, lower H/C atoms, higher heat value (about 43MJ/kg), lower wax content than that of common crude oil, condensation point less than-40 ℃ (much lower than that of common crude oil), and low moisture, ash, carbon residue and solid impurity content. The main components of the product are benzene, toluene, xylene, styrene, dipentene, trimethylnaphthalene, tetramethylnaphthalene, naphthalene and a mixture containing nitrogen, sulfur, oxygen and chlorine, which can be used as a source of chemical products, and the substances are all useful chemical raw materials. Can make up for the increasing shortage of small industrial raw materials in the world and realize the resource utilization of wastes.

Pyrolysis residue (pyrolytic carbon residue): the content of organic matters in the cracking residues is almost zero, and the heavy metals are passivated at high temperature, so that the requirements of discharge and resource utilization can be completely met. The organic hazardous solid waste pyrolysis treatment is to utilize the thermal instability of organic matters in the solid waste to heat, dry and crack the organic matters under the anaerobic or anoxic condition, firstly remove the water in the solid waste in the form of water vapor, and then increase the temperature to thermally crack the organic matters in the solid waste. The gaseous products are mainly combustible low-molecular compounds: gaseous such as methane, ethane, carbon monoxide, etc.; the solid product is biochar.

The organic solid waste is cracked by the external heating type low-temperature cracking and carbonizing device, and secondary pollution is avoided in the production process. The waste gas of the equipment mainly comes from waste gas generated by a heated gas burner, and mainly comprises carbon dioxide and water. A sewage disposal and diversion measure of rainwater and wastewater is implemented, and a wastewater discharge outlet is arranged. The production wastewater is mainly spray washing wastewater discharged by a condensation purification tower in the cracking and carbonization process of organic solid waste, main pollutants in the wastewater are oils, the oils are separated by an oil-water separator, then are treated together with flushing water from a workshop toilet, ground flushing water and the like, and then are treated in a centralized manner by a septic tank, discharged into a regulating tank of a sewage plant, and finally discharged into the sewage plant after being generally brought into the nano-tube discharge standard of the sewage plant and then discharged to the sewage plant after reaching the standard for standard treatment and discharge. The main noise sources in the factory are aerodynamic noise, vibration and electromagnetic noise of various fans, water pumps and other equipment, the noise level in the workshop generally reaches about 80dB (A), and the noise level 20 meters outside the workshop is lower than 55dB (A).

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Organic danger solid useless resource utilization equipment, a serial communication port, including feed arrangement (1), pyrolysis device (2), condensing equipment (3), oil-water separator (4), combustible gas recovery unit (5), exhaust treatment device (6) and discharging device (7), feed arrangement (1) links to each other with pyrolysis device (2), pyrolysis device (2) are connected to condensing equipment (3) through the filter, condensing equipment (3) are connected to pyrolysis device (2) bottom through combustible gas recovery unit (5) and are regarded as the heat source, condensing equipment (3) still link to each other with oil-water separator (4) and exhaust treatment device (6) respectively, oil-water separator (4) link to each other with sewage treatment system and refined system respectively, pyrolysis device (2) still link to each other with discharging device (7).

2. The equipment for recycling organic hazardous solid waste according to claim 1, wherein the filter is a gravity filter.

3. The equipment for recycling organic hazardous solid wastes according to claim 1, wherein the pyrolysis device (2) adopts a pyrolysis kettle.

4. The equipment for recycling organic hazardous solid wastes according to claim 1, characterized in that the feeding device (1) adopts an automatic pusher.