Plasma power generation and pollutant treatment equipment

文档序号:1734221 发布日期:2019-12-20 浏览:17次 中文

阅读说明:本技术 一种等离子体发电并处理污染物设备 (Plasma power generation and pollutant treatment equipment ) 是由 颜勇 于 2018-06-13 设计创作,主要内容包括:本发明公开了一种等离子体发电并处理污染物设备,包括电源、支架、接料模具、坩埚、炉盖、等离子火炬发生装置、换热器、第一级沉降净化室、第二级静电净化室、第三级过滤净化室、耐高温皮带输送机和炉体,所述炉体侧面设有排气口,排气口上安装有连接管;本装置通过设置分离式的炉盖,方便进行炉内的清理工作,废弃物在等离子体中,迅速脱水、热解、裂解,产生以H、CO和部分有机气体等为主要成份的混合可燃性气体后,持续加热,经过燃烧达到减容化、无害化,而废弃物中的无机物在等离子体高温作用下熔融,达到了减容目的,燃烧后的垃圾可作为生活垃圾填埋;并且通过换热器的设置,有效利用产生气体中的预热,达到节能的目的。(The invention discloses a plasma power generation and pollutant treatment device which comprises a power supply, a support, a material receiving mould, a crucible, a furnace cover, a plasma torch generating device, a heat exchanger, a first-stage settling purification chamber, a second-stage electrostatic purification chamber, a third-stage filtering purification chamber, a high-temperature resistant belt conveyor and a furnace body, wherein an exhaust port is formed in the side surface of the furnace body, and a connecting pipe is arranged on the exhaust port; the device is convenient to clean in the furnace by arranging the separated furnace cover, waste is quickly dehydrated, pyrolyzed and cracked in plasma to generate mixed combustible gas which takes H, CO, partial organic gas and the like as main components, the mixed combustible gas is continuously heated and combusted to achieve volume reduction and harmlessness, inorganic matters in the waste are melted under the high-temperature action of the plasma to achieve the purpose of volume reduction, and the combusted waste can be buried as household garbage; and through the arrangement of the heat exchanger, the preheating in the generated gas is effectively utilized, and the purpose of energy conservation is achieved.)

1. A plasma power generation and pollutant treatment device comprises a power supply, a support, a material receiving mold, a crucible, a furnace cover, a plasma torch generating device, a heat exchanger, a first-stage settling purification chamber, a second-stage electrostatic purification chamber, a third-stage filtering purification chamber, a high-temperature-resistant belt conveyor and a furnace body, and is characterized in that an exhaust port is formed in the side surface of the furnace body, a connecting pipe is installed on the exhaust port, a feeder is arranged on the other side surface of the furnace body, and a plurality of mounting holes of the plasma torch generating device are formed in the furnace cover; the plasma torch generating device is fixed in the mounting hole of the plasma torch generating device; one end of the power output is connected with the crucible, and the other end of the power output is connected with the plasma torch generating device; the crucible is positioned in the furnace body and arranged on the bracket, and the middle of the bottom of the pot is provided with a funnel-type slag discharge port; the heat exchanger is internally divided into three different cavities through hollow plates, a first-stage sedimentation purification chamber, a second-stage electrostatic purification chamber and a third-stage filtration purification chamber are sequentially arranged, two adjacent cavities are communicated through a connecting pipe, the input end of the connecting pipe is positioned at the top of the previous cavity, the output end of the connecting pipe is positioned at the bottom of the next cavity, the other end of the connecting pipe on the furnace body extends into the first-stage sedimentation purification chamber and is positioned at the bottom of the first-stage sedimentation purification chamber, and ash discharge ports are formed in the bottoms of the first-stage sedimentation purification chamber, the second-stage electrostatic purification chamber and the third-stage filtration purification chamber; the high-temperature resistant belt conveyor is arranged under a funnel type slag discharge port of the crucible to convey the material receiving mold.

2. The plasma power generation and pollutant treatment device according to claim 1, wherein the furnace cover and the furnace body are of a split structure, and a lifting lug is arranged on the side surface of the furnace cover and used for lifting the furnace cover; the furnace cover is made of an insulating high-temperature-resistant material, and a plurality of mounting holes capable of enabling plasma flame to converge in a certain range are formed in the furnace cover.

3. A plasma power and pollutant treating device according to claim 1, wherein the plasma torch generating means comprises an electrode, an electrode propeller, a compression nozzle, a lifting mechanism, an air inlet channel and a ceramic insulating sleeve; a cooling water channel is arranged in the compression nozzle, and the lifting mechanism adjusts the height of the plasma torch generating device in the furnace body; one end of the air inlet channel is connected with the high-pressure air supply pipe, and the other end of the air inlet channel is connected with the electrode propeller.

4. A plasma power generation and contaminant treatment apparatus as claimed in claim 1, wherein the electrode is about 2 cm in diameter and is formed of graphite with a plurality of through holes formed longitudinally and with end faces in circular arc transition with side faces.

5. A plasma power generation and contaminant treatment apparatus according to claim 1, wherein the crucible is of graphite material.

6. The plasma power generation and pollutant treatment device according to claim 1, wherein the feeder is provided with a cylindrical body, a feeding port is formed in the top of the feeder, the feeder is horizontally arranged, a conveying motor is installed at one end, far away from the body, of the feeder, and the output end of the conveying motor is connected with a conveying auger located inside the feeder.

Technical Field

The invention relates to environment-friendly equipment, in particular to equipment for generating power by using plasma and treating pollutants.

Background

At present, medical garbage and industrial hazardous garbage are the most serious in China, the garbage is incinerated by adopting a traditional gas and oil combustion method generally, because the temperature in an incinerator adopted by the gas and oil combustion method is not high (generally lower than 900 ℃ and only operates below 700 ℃ under the actual condition), dioxin is easily generated (600 ℃ ~ 800 ℃), more than one third of combustible substances and partial bacteria are remained in the burnt garbage ash, the burnt garbage ash is buried as domestic garbage, the ground is separated after a long time, secondary pollution is still caused to the environment, the soil, water quality, people, livestock and drinking water are influenced after seepage due to seepage, the environment is quickly infected and spread, even if the garbage ash is packaged for centralized treatment, the environment is easily polluted again after being scattered in urban transportation, most of plasma melting and cracking furnaces on the market are provided with an ion torch generator, the garbage is cut or melted and cracked, and the garbage is blown away under the action of high-pressure gas, and all the garbage cannot be cracked ideally.

Disclosure of Invention

The invention aims to provide a plasma power generation and pollutant treatment device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a plasma power generation and pollutant treatment device comprises a power supply, a support, a material receiving mold, a crucible, a furnace cover, a plasma torch generating device, a heat exchanger, a first-stage settling purification chamber, a second-stage electrostatic purification chamber, a third-stage filtering purification chamber, a high-temperature-resistant belt conveyor and a furnace body, wherein an exhaust port is formed in the side surface of the furnace body, a connecting pipe is installed on the exhaust port, a feeder is arranged on the other side surface of the furnace body, and a plurality of mounting holes of the plasma torch generating device are formed in the furnace cover; the plasma torch generating device is fixed in the mounting hole of the plasma torch generating device; one end of the power output is connected with the crucible, and the other end of the power output is connected with the plasma torch generating device; the crucible is positioned in the furnace body and arranged on the bracket, and the middle of the bottom of the pot is provided with a funnel-type slag discharge port; the heat exchanger is internally divided into three different cavities through hollow plates, a first-stage sedimentation purification chamber, a second-stage electrostatic purification chamber and a third-stage filtration purification chamber are sequentially arranged, two adjacent cavities are communicated through a connecting pipe, the input end of the connecting pipe is positioned at the top of the previous cavity, the output end of the connecting pipe is positioned at the bottom of the next cavity, the other end of the connecting pipe on the furnace body extends into the first-stage sedimentation purification chamber and is positioned at the bottom of the first-stage sedimentation purification chamber, and ash discharge ports are formed in the bottoms of the first-stage sedimentation purification chamber, the second-stage electrostatic purification chamber and the third-stage filtration purification chamber; the high-temperature resistant belt conveyor is arranged under a funnel type slag discharge port of the crucible to convey the material receiving mold.

As a preferred embodiment of the present invention: the furnace cover and the furnace body are of a split structure, and a lifting lug is arranged on the side surface of the furnace cover and used for lifting the furnace cover; the furnace cover is made of an insulating high-temperature-resistant material, and a plurality of mounting holes capable of enabling plasma flame to converge in a certain range are formed in the furnace cover.

As a still further preferable embodiment of the present invention: the plasma torch generating device comprises an electrode, an electrode propeller, a compression nozzle, a lifting mechanism, an air inlet channel and a ceramic insulating sleeve; a cooling water channel is arranged in the compression nozzle, and the lifting mechanism adjusts the height of the plasma torch generating device in the furnace body; one end of the air inlet channel is connected with the high-pressure air supply pipe, and the other end of the air inlet channel is connected with the electrode propeller.

As a still further preferable embodiment of the present invention: the diameter of the electrode is about 2 cm, the electrode is made of graphite, a plurality of through holes are longitudinally formed, and the end face and the side face are in arc transition.

As a still further preferable embodiment of the present invention: the crucible is made of graphite.

As a still further preferable embodiment of the present invention: the feeder has the cylindrical ware body, has seted up the pan feeding mouth at the feeder top, the feeder is the horizontal direction setting to keep away from the one end of furnace body at the feeder and install the conveying motor, the output of conveying motor is connected with and is located the inside transport flood dragon of feeder.

Compared with the prior art, the invention has the beneficial effects that: the device is convenient to clean in the furnace by arranging the separated furnace cover, waste is quickly dehydrated, pyrolyzed and cracked in plasma to generate mixed combustible gas which takes H, CO, partial organic gas and the like as main components, the mixed combustible gas is continuously heated and combusted to achieve volume reduction and harmlessness, inorganic matters in the waste are melted under the high-temperature action of the plasma to achieve the purpose of volume reduction, and the combusted waste can be buried as household garbage; and through the arrangement of the heat exchanger, the preheating in the generated gas is effectively utilized, and the purpose of energy conservation is achieved.

Drawings

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

FIG. 2 is a schematic structural view of a plasma torch generating device according to the present invention.

Fig. 3 is a plan view of the furnace lid of the present invention.

In the figure, 1-power supply, 2-bracket, 3-material receiving mould, 4-crucible, 5-furnace cover, 6-plasma torch generating device, 7-heat exchanger, 8-first stage sedimentation purifying chamber, 9-second stage electrostatic purifying chamber, 10-third stage filtration purifying chamber, 11-high temperature resistant belt conveyor, 12-ash discharging port, 13-funnel type slag discharging port, 14-exhaust pipeline, 15-feeder, 16-material inlet, 17-connecting pipe, 51-mounting hole, 52-lifting lug, 61-electrode, 62-electrode propeller, 63-compression nozzle, 64-lifting mechanism, 65-air inlet channel, 66-ceramic insulating sleeve and 67-cooling water channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, an apparatus for generating power by using plasma and treating pollutants includes a power source 1, a bracket 2, a receiving mold 3, a crucible 4, a furnace cover 5, a plasma torch generating device 6, a heat exchanger 7, a first-stage settling purification chamber 8, a second-stage electrostatic purification chamber 9, a third-stage filtering purification chamber 10, a high temperature resistant belt conveyor 11, and a furnace body, wherein an exhaust port is arranged on a side surface of the furnace body, a connecting pipe 17 is installed on the exhaust port, a feeder 15 is arranged on the other side surface of the furnace body, and a plurality of mounting holes 51 for the plasma torch generating device are formed on the furnace cover 5; the plasma torch generating device 6 is fixed in the plasma torch generating device mounting hole 51; one output end of the power supply 1 is connected with the crucible 4, and the other output end of the power supply is connected with the plasma torch generating device 6; the crucible 4 is positioned in the furnace body and arranged on the bracket 2, and a funnel-type slag discharge port 13 is formed in the middle of the bottom of the pot; the interior of the heat exchanger 7 is divided into three different cavities through hollow plates, namely a first-stage sedimentation purification chamber 8, a second-stage electrostatic purification chamber 9 and a third-stage filtration purification chamber 10 in sequence, the two adjacent cavities are communicated through a connecting pipe 17, the input end of the connecting pipe 17 is positioned at the top of the previous cavity, the output end of the connecting pipe 17 is positioned at the bottom of the next cavity, the other end of the connecting pipe 17 on the furnace body extends into the first-stage sedimentation purification chamber 8 and is positioned at the bottom of the first-stage sedimentation purification chamber 8, and ash discharge ports 12 are formed in the bottoms of the first-stage sedimentation purification chamber 8, the second-stage electrostatic purification chamber 9 and the third-stage filtration purification chamber 10; the high-temperature resistant belt conveyor 11 is arranged under a funnel-type slag discharge port 13 of the crucible 4 and conveys the material receiving mold 3;

specifically, the furnace cover 5 and the furnace body are of a split structure, and a lifting lug is arranged on the side surface of the furnace cover 5 and used for lifting the furnace cover 5; the furnace cover 5 is made of insulating high-temperature-resistant material, and is provided with a plurality of mounting holes 51 which can enable plasma flame to converge in a certain range direction;

specifically, the plasma torch generating device 6 comprises an electrode 61, an electrode propeller 62, a compression nozzle 63, a lifting mechanism 64, an air inlet channel 65 and a ceramic insulating sleeve 66; the electrode pusher 62 adjusts the distance between the electrode 61 and the compression nozzle 63 through the screw thread of the ceramic insulating sleeve 66; a cooling water channel 67 is arranged in the compression nozzle 63, and the height of the plasma torch generating device 6 in the furnace body is adjusted by the lifting mechanism 64; one end of the air inlet channel 65 is connected with a high-pressure air supply pipe, the other end of the air inlet channel is connected with the electrode propeller 62, and compressed air is introduced into a hollow channel of the electrode 61 and a channel between the electrode and the ceramic insulating sleeve 66 through the electrode propeller 62;

specifically, the diameter of the electrode 61 is about 2 cm, the electrode is made of graphite, a plurality of through holes are longitudinally formed, and the end face and the side face are in arc transition;

the crucible 4 is made of graphite;

specifically, the feeder 15 is provided with a cylindrical body, a feeding port 16 is formed in the top of the feeder 15, the feeder 15 is arranged in the horizontal direction, a conveying motor is installed at one end, away from the furnace body, of the feeder 15, and the output end of the conveying motor is connected with a conveying auger located inside the feeder 15;

when the device works, the furnace cover 5 and the furnace body are fixed, the waste is continuously fed into the furnace body through the feeder 15, the power supply 1 discharges to form plasma high-temperature current between the crucible 4 and the plasma torch generating device 6, the waste is rapidly dehydrated, pyrolyzed and cracked in the plasma to generate mixed combustible gas with H2, CO, partial organic gas and the like as main components, the mixed combustible gas is continuously heated and combusted to achieve volume reduction and harmlessness, inorganic matters in the waste are molten under the high-temperature action of the plasma to achieve the purpose of volume reduction, and the combusted waste can be buried as household garbage; because the temperature of the hearth is more than 1200 ℃, organic matters including infectious viruses, germs and other toxic and harmful substances are all cracked and decomposed, and the generated gas and ash are nontoxic; the volume of ash after the garbage is burnt is greatly reduced, and the discharged gas has no black smoke and does not need a chimney. No dioxin is generated, the waste incineration can be more thorough, and no secondary pollution is caused.

The working principle of the invention is as follows: the device is convenient to clean in the furnace by arranging the separated furnace cover 5, waste is quickly dehydrated, pyrolyzed and cracked in plasma to generate mixed combustible gas which takes H2, CO, partial organic gas and the like as main components, the mixed combustible gas is continuously heated and combusted to achieve volume reduction and harmlessness, inorganic matters in the waste are melted under the high-temperature action of the plasma to achieve the purpose of volume reduction, and the combusted waste can be buried as household garbage; and through the arrangement of the heat exchanger 7, the preheating in the generated gas is effectively utilized, and the purpose of energy conservation is achieved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

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