CN206139637U - Contaminated soil heat treatment system - Google Patents

Abstract

Contaminated soil heat treatment system is including feed arrangement, preprocessing device, reprocessing device and air purification device, feed arrangement is for stirring the cage, and the one end of stirring the cage is equipped with stirs the cage feed inlet, preprocessing device includes the preliminary treatment shell, and the discharge gate that stirs the cage is connected to the last port of preliminary treatment shell, is equipped with the active carbon absorption group of two rows of upper and lower ranges in the preliminary treatment shell, and active carbon absorption group of every group comprises hollow tube, gear, bearing frame and the gear motor of several parallels. The utility model discloses a system model is handled the contaminated soil, and soil transports through stirring the cage when feed arrangement, carries out shredding to soil simultaneously, makes the diameter of soil particle diminish as far as possible, soil under the effect of active carbon absorption group, extrudees through empty nature pipe when the preprocessing device, makes soil continue to smash, and kibbling soil absorbs harmful organic pollutant with the active carbon contact, improves the treatment effect.

Description

Contaminated soil heat treatment system

Technical field

This utility model belongs to field of environment engineering, specifically a kind of contaminated soil heat treatment system.

Background technology

After the soil of specific region receives pollution, can just reuse after needing to carry out pollution process, otherwise environment is made Into impact.At present, processed using heat treatment technics.But Equipment for Heating Processing is bulky, soil through steam treatment, After heat treated, still remaining organic pollution in soil, the technology of there is presently no can solve the problem that problem.

Utility model content

This utility model provides a kind of contaminated soil heat treatment system, to solve defect of the prior art.

This utility model is achieved by the following technical programs：

Contaminated soil heat treatment system, including feed arrangement, pretreatment unit, reprocessing device and air cleaner； Feed arrangement is stirring cage, and one end of stirring cage is provided with stirring cage charging aperture；Pretreatment unit includes pretreatment shell, pretreatment shell Upper port connects the discharging opening of stirring cage, and the discharging opening bottom side mounting rotary electric machine of stirring cage is pacified on the output shaft of electric rotating machine Dress cutter, cutter are located at the lower end of the discharging opening of stirring cage, and pretreatment inside the shell is provided with the activated carbon suction that two rows are arranged above and below Receipts group, every group of activated carbon absorption group are made up of several parallel hollow pipes, gear, bearing block and gear motor, are filled out in hollow pipe Activated carbon is filled, several through holes on hollow pipe, are opened up, web plate is installed on through hole, the aperture of web plate is less than the diameter of activated carbon, hollow Gutron crosses bearing block and pretreatment cage connection, and the other end connection gear of hollow pipe, the gear of adjacent hollow pipe are mutually nibbled Close, one of gear connects the output shaft of gear motor, the hollow pipe of two groups of activated carbon absorption groups is mutually perpendicular to；Reprocessing dress Put including reprocessing shell, reprocess the outlet of the reprocessing housing feed inlet connection pretreatment shell lower end of shell, reprocessing Inside the shell is provided with horizontal board-like conveyer belt, and the surface of board-like conveyer belt opens up open-work, and reprocessing inside the shell is provided with two vertically Dividing plate, have on dividing plate can when the passage that passes through of board-like conveyer belt, dividing plate will reprocess shell divide into the chamber of left, center, right three Body, reprocessing housing feed inlet connection left side cavity, is provided with steam pipe in middle chamber, steam pipe is located in board-like conveyer belt Between, the top of steam pipe opens up, and the lower end of right side cavity is provided with out Material mouth, the top of right side cavity open up first row QI KOU, and first exhaust fan is installed in first row QI KOU, and the connection of first row QI KOU is empty Air purifying apparatus.

Contaminated soil heat treatment system as above, described air cleaner are inhaled by waste gas treatment tank and Organic substance Liquid is received, first row QI KOU connects one end of exhaustor, and the other end of exhaustor is inserted in waste gas treatment tank and is located at Organic substance The liquid level bottom of absorbing liquid, the upper end of waste gas treatment tank are provided with waste gas treatment tank exhaustor.

Contaminated soil heat treatment system as above, described pretreatment inside the shell install the warm-air pipe of annular, heat Several ventholes are opened up on air hose uniformly, warm-air pipe is located at the bottom of activated carbon absorption group, warm-air pipe connection air inlet pipe One end, air inlet pipe the other end connection air intake pump, air inlet pipe periphery winding be provided with heater strip；The upper end peace of pretreatment shell Dress second exhaust port, installs second exhaust fan, second exhaust port connection air cleaner at second exhaust port.

Contaminated soil heat treatment system as above, the reprocessing shell of described discharging opening sidepiece are provided with scraper plate, Scraper plate is coordinated with the lower end of board-like conveyer belt.

The utility model has the advantages that：This utility model is processed to contaminated soil using system model, soil Jing When crossing feed arrangement, transported by stirring cage, while pulverization process is carried out to soil, the diameter of soil particle is become as far as possible Little, stirring cage soil out is further smashed through cutter, while cutter uniformly to be broken up distribution by soil；Soil is through pre- During processing meanss, in the presence of activated carbon absorption group, extruded by sky pipe, make soil continue to crush, the soil of crushing Earth is contacted with activated carbon and absorbs harmful organic pollution, improves treatment effect；Soil is through, after dress is processed, being steamed by heat Organic contaminants in soil is heated and is made ground moistening by vapour, makes water-soluble organic pollution soluble in water, by the right side Water and organic pollution are steamed by side chamber body post-heating in the lump, finally give clean soil；The gas of pollution is steamed through useless Flash Gas Compression Skid System is processed, and clean air is entered and taken up, environmentally safe.

Description of the drawings

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are Some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative labor Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.

Fig. 1 is the structural representation of utility model；Fig. 2 is the enlarged drawing of the sectional view of the line A-A along Fig. 1；Fig. 3 is Fig. 2 I partial enlarged drawing.

Figure number is marked：1 stirring cage charging aperture, 2 stirring cages, 3 first row QI KOU, 4 first exhaust fan, 5 exhaustors, 6 exhaust-gas treatments Case exhaustor, 7 waste gas treatment tanks, 8 second exhaust fan, 9 second exhaust port, 10 heating tubes, 11 discharging openings, 12 scraper plates, 13 high pressure Shower nozzle, 14 steam pipes, 15 dividing plates, 16 board-like transmission belts, 17 reprocessing shells, 18 reprocessing housing entrances, 19 warm-air pipes, 20 Air inlet pipe, 21 heater strips, 22 air intake pumps, 23 pretreatment shells, 24 gear motors, 25 bearing blocks, 26 hollow pipes, 27 gears, 28 Through hole, 29 web plates, 30 ventholes, 31 electric rotating machines, 32 cutter.

Specific embodiment

It is to make purpose, technical scheme and the advantage of this utility model embodiment clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the enforcement in this utility model Example, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art are belonged to The scope of this utility model protection.

Contaminated soil heat treatment system, as illustrated, including feed arrangement, pretreatment unit, reprocessing device and air Purifier；Feed arrangement is stirring cage 2, and one end of stirring cage 2 is provided with stirring cage charging aperture 1；Pretreatment unit includes pretreatment shell 23, the discharging opening of the upper port connection stirring cage 2 of pretreatment shell 23, the discharging opening bottom side mounting rotary electric machine 31 of stirring cage 2, Cutter 32 are installed on the output shaft of electric rotating machine 31, cutter 32 are located at the lower end of the discharging opening of stirring cage 2, pretreatment shell 23 Inside be provided with the activated carbon absorption group that two rows are arranged above and below, every group of activated carbon absorption group by several parallel hollow pipes 26, gear 27, Bearing block 25 and gear motor 24 are constituted, and in hollow pipe 26, filling activated carbon, opens up several through holes 28, through hole 28 on hollow pipe 26 Upper installation web plate 29, the aperture of web plate 29 are less than the diameter of activated carbon, and hollow pipe 26 is by bearing block 25 and pretreatment shell 23 Connection, the other end connection gear 27 of hollow pipe 26, the gear 27 of adjacent hollow pipe 26 are intermeshed, one of gear 27 The output shaft of connection gear motor 24, the hollow pipe 26 of two groups of activated carbon absorption groups are mutually perpendicular to；Reprocessing device includes locating again Reason shell 17, reprocesses the outlet of the reprocessing connection pretreatment shell of housing feed inlet 18 lower end of shell 17, reprocesses shell Horizontal board-like conveyer belt 16 is provided with 17, and the surface of board-like conveyer belt 16 opens up open-work, two is provided with reprocessing shell 17 Vertical baffle 15, have on dividing plate 15 can when the passage that passes through of board-like conveyer belt 16, dividing plate 15 splits shell 17 is reprocessed Into the cavity of left, center, right three, the reprocessing connection of housing feed inlet 18 left side cavity, steam pipe 14, steam pipe in middle chamber, are provided with 14 centres for being located at board-like conveyer belt 16, the top of steam pipe 14 open up Heating tube 10, the lower end of right side cavity are provided with discharging opening 11, and the top of right side cavity opens up first row QI KOU 3, first row QI KOU 3 Upper installation first exhaust fan 4, the connection air cleaner of first row QI KOU 3.This utility model is using system model to pollution Soil is processed, and soil is transported by stirring cage when feed arrangement, while carrying out pulverization process to soil, makes soil The diameter of earth granule diminishes as far as possible；Soil in the presence of activated carbon absorption group, is entered by sky pipe when pretreatment unit Row extruding, makes soil continue to crush, and the soil of crushing is contacted with activated carbon and absorbs harmful organic pollution, is improved and is processed effect Really；Soil is through, after dress is processed, heating and making ground moistening by organic contaminants in soil by vapourss, make to dissolve in The organic pollution of water is soluble in water, steams water and organic pollution in the lump by right side cavity post-heating, finally gives dry Net soil；The gas for steaming pollution is processed through emission-control equipment, and clean air is entered and taken up, to environment without dirt Dye.

Specifically, air cleaner can adopt existing Industrial cleaning facility device, it would however also be possible to employ following structures, this reality The air cleaner described in example is applied by waste gas treatment tank 7 and Organic substance absorbing liquid, first row QI KOU 3 connects the one of exhaustor 5 End, the other end of exhaustor 5 are inserted in waste gas treatment tank 7 and are located at the liquid level bottom of Organic substance absorbing liquid, waste gas treatment tank 7 Upper end be provided with waste gas treatment tank exhaustor 6.This structural device is simple, and absorbability is strong, and air is abundant with Organic substance absorbing liquid Contact, harmful Organic substance is fully absorbed, discharge gas is not almost polluted.Processed using dry air, simply Organic pollution is steamed by simple heating, it is to avoid soil is just moist, be ensure that next step is processed and is smoothed out, while ensureing Soil is smoothly through activated carbon absorption group.

Specifically, in order to further improve the effect of pretreatment, mounting ring in the pretreatment shell 23 described in the present embodiment The warm-air pipe 19 of shape, uniformly opens up several ventholes 30 on warm-air pipe 19, warm-air pipe 19 is located at activated carbon absorption group Bottom, warm-air pipe 19 connect one end of air inlet pipe 20, the other end connection air intake pump 22 of air inlet pipe 20, the periphery of air inlet pipe 20 Winding is provided with heater strip 21；Second exhaust port 9 is installed in the upper end of pretreatment shell 23, and second exhaust is installed at second exhaust port 9 Fan 8, the connection air cleaner of second exhaust port 9.Air intake pump 22 is blowed air into pretreatment shell 23, in air inlet pipe 20 Heated by heater strip 21, the gas of high temperature is contacted with soil and evaporates organic contaminants in soil in the lump, with pollutant Hot-air siphon away to be transported in air cleaner by second exhaust fan 8 again and carry out purified treatment.

Further, in order to soil on board-like conveyer belt 16 is removed totally, 11 sidepiece of discharging opening described in the present embodiment Reprocessing shell 17 be provided with scraper plate 12, scraper plate 12 is coordinated with the lower end of board-like conveyer belt 16.Can be by plate by scraper plate 12 The soil on 16 surface of formula conveyer belt is scraped, and the soil for scraping directly is discharged by discharging opening 11.

Finally it should be noted that：Above example only to illustrate the technical solution of the utility model, rather than a limitation； Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that： Which still can be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc. With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each embodiment technology of this utility model The spirit and scope of scheme.

Claims (4)

1. contaminated soil heat treatment system, it is characterised in that：Including feed arrangement, pretreatment unit, reprocessing device and air Purifier；Feed arrangement is stirring cage（2）, stirring cage（2）One end be provided with stirring cage charging aperture（1）；Pretreatment unit includes pre- place Reason shell（23）, pretreatment shell（23）Upper port connection stirring cage（2）Discharging opening, stirring cage 2 discharging opening bottom side peace Dress electric rotating machine 31, installs cutter 32 on the output shaft of electric rotating machine 31, cutter 32 are located under the discharging opening of stirring cage 2 End, pretreatment shell（23）The activated carbon absorption group that two rows are arranged above and below is provided with inside, every group of activated carbon absorption group is by several parallel Hollow pipe（26）, gear（27）, bearing block（25）And gear motor（24）Composition, hollow pipe（26）Interior filling activated carbon, it is empty Heart pipe（26）On open up several through holes（28）, through hole（28）Upper installation web plate（29）, web plate（29）Aperture less than activated carbon Diameter, hollow pipe（26）By bearing block（25）With pretreatment shell（23）Connection, hollow pipe（26）The other end connection gear （27）, adjacent hollow pipe（26）Gear（27）Intermeshing, one of gear（27）Connection gear motor（24）It is defeated Shaft, the hollow pipe of two groups of activated carbon absorption groups（26）It is mutually perpendicular to；Reprocessing device includes reprocessing shell（17）, reprocessing Shell（17）Reprocessing housing feed inlet（18）The outlet of connection pretreatment shell lower end, reprocesses shell（17）Water is provided with inside Flat board-like conveyer belt（16）, board-like conveyer belt（16）Surface open up open-work, reprocess shell（17）Two are provided with inside vertically Dividing plate（15）, dividing plate（15）It is upper with can when board-like conveyer belt（16）The passage for passing through, dividing plate（15）Shell will be reprocessed （17）The cavity of left, center, right three is divided into, housing feed inlet is reprocessed（18）Connection left side cavity, is provided with steam in middle chamber Pipe（14）, steam pipe（14）Positioned at board-like conveyer belt（16）Centre, steam pipe（14）Top open up several high-pressure nozzles （13）, several heating tubes are installed in right-side cavity body（10）, the lower end of right side cavity is provided with discharging opening（11）, the top of right side cavity Open up first row QI KOU（3）, first row QI KOU（3）Upper installation first exhaust fan（4）, first row QI KOU（3）Connection purification of air Device.

2. contaminated soil heat treatment system according to claim 1, it is characterised in that：Described air cleaner is by giving up Gas disposal case（7）With Organic substance absorbing liquid, first row QI KOU（3）Connection exhaustor（5）One end, exhaustor（5）The other end It is inserted into waste gas treatment tank（7）Interior and liquid level bottom positioned at Organic substance absorbing liquid, waste gas treatment tank（7）Upper end be provided with waste gas Treatment box exhaustor（6）.

3. contaminated soil heat treatment system according to claim 1 and 2, it is characterised in that：Described pretreatment shell （23）The interior warm-air pipe for installing annular（19）, warm-air pipe（19）On uniformly open up several ventholes（30）, warm-air pipe （19）Positioned at the bottom of activated carbon absorption group, warm-air pipe（19）Connection air inlet pipe（20）One end, air inlet pipe（20）It is another End connection air intake pump（22）, air inlet pipe（20）Periphery winding be provided with heater strip（21）；Pretreatment shell（23）Upper end install Second exhaust port（9）, second exhaust port（9）Place is installed by second exhaust fan（8）, second exhaust port（9）Connection air cleaner.

4. contaminated soil heat treatment system according to claim 1 and 2, it is characterised in that：Described discharging opening（11）Side The reprocessing shell in portion（17）It is provided with scraper plate（12）, scraper plate（12）With board-like conveyer belt（16）Lower end coordinate.