CN116651914A - Polluted soil restoration pretreatment device and use method - Google Patents

Abstract

The invention discloses a polluted soil remediation pretreatment device and a using method. The contaminated soil remediation pretreatment device includes: a trolley and a processing mechanism; the processing mechanism includes a soil loosening assembly, a front conveying assembly, a pretreatment assembly and a rear conveying assembly; the soil loosening assembly includes a Mounting frame, a loose soil roller is installed on the mounting frame, and a blade is installed on the loose soil roller; the front conveying assembly includes a collecting bucket installed on the mounting frame, and a front belt conveyor is installed on the collecting bucket . The contaminated soil remediation pretreatment device provided by the present invention is provided with a trolley and a processing mechanism, and a processing mechanism including a soil loosening component, a front conveying component, a pretreatment component and a rear conveying component component, and the soil is processed while moving. For pretreatment, there is no need to collect the soil first, the treatment is more convenient and efficient, and the use cost is low.

Description

Contaminated soil remediation pretreatment device and using method

technical field

The invention relates to the technical field of soil remediation, in particular to a contaminated soil remediation pretreatment device and a use method.

Background technique

Soil remediation is a technical measure to restore the normal function of polluted soil. In the soil remediation industry, there are more than one hundred existing soil remediation technologies, and there are more than ten commonly used technologies. Soil remediation refers to the use of physical, chemical and biological methods to transfer, absorb, degrade and transform pollutants in the soil, so that It reduces its concentration to acceptable levels, or converts toxic and harmful pollutants into harmless substances.

After retrieval, the existing authorized notification number is CN215029418U, which discloses a soil pollution remediation pretreatment device, including an equipment casing, the top of the equipment casing is fixedly provided with a feeding hopper, and the inner wall of the feeding hopper rotates A conveying shaft is provided, and the conveying shaft is movably arranged on the inner wall of the equipment housing, a driving rod is fixedly arranged on the bottom of the conveying shaft, and a worm is fixedly arranged in the middle of the driving rod. The utility model drives the driving rod to rotate through the conveying shaft, so that the driving rod drives the two crushing teeth to rotate with each other through the worm, the worm wheel and the first rotating rod to crush the soil, and at the same time, the driving rod rotates to drive the second rotating rod to rotate , so that the crushing rod and the second rotating rod rotate while revolving, and the soil stuck on the inner wall of the filter hole is squeezed downward through the thorns on the surface of the crushing rod to prevent the filter hole from being blocked, so that the soil can be pre-broken Treatment, so as to achieve the purpose of reducing the soil uniform mixing and repair time.

The document with the authorized announcement number CN113369292B discloses a contaminated soil remediation pretreatment system and pretreatment method, belonging to the technical field of soil remediation. Including: at least one container, the container has an open end for digging, a container for storing soil, the bottom of the container has an end cap structure for discharging soil, each end cap structure is provided with There is a switch assembly for controlling its opening or closing; adjacent containers are superimposed on each other, the switch assembly is triggered, and the end cap structure is opened; the feeder is connected to the bottom of the accommodating part. The pretreatment system developed by the present invention is all carried out in a designated container from excavation, storage to discharge, until the soil to be repaired is transported to the treatment system for treatment, and the soil to be repaired will not be scattered throughout the process, that is It reduces the possibility of manual cleaning and plays a good role in protecting otherwise healthy soil.

The above two devices, like most of the soil pretreatment devices, adopt a fixed design, which collects the pollution to be treated first, and then centralizes the treatment. The process is complicated, and the transportation consumes more resources and costs more.

Therefore, it is necessary to provide a contaminated soil remediation pretreatment device and a method of use to solve the above technical problems.

Contents of the invention

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a contaminated soil remediation pretreatment device and a use method which can reduce the use cost.

To achieve the above object, the technical scheme adopted in the present invention is as follows:

Contaminated soil remediation pretreatment device, including: a trolley and a processing mechanism; the processing mechanism includes a loosening component, a front conveying component, a pretreatment component and a rear conveying component; the loosening component includes a The installation frame, the soil loosening roller is installed on the mounting frame, the blade is installed on the soil scarifying roller, and the blades are installed crosswise; the front conveying assembly includes a collecting bucket installed on the mounting frame, and the collecting bucket is installed There is a front belt conveyor, and an auger conveyor is installed horizontally on one side of the trolley. A hoist is installed on one side of the truck, and the hoist is an auger type or other structure hoist, which can lift the soil gathered by the auger conveyor; the pretreatment component includes a treatment box installed on the top of the trolley , the treatment box pre-treats the soil; the rear conveying assembly includes a rear belt conveyor installed on the top of the trolley and a cloth plate installed at the rear of the trolley.

Preferably, the bottom of the collecting bucket is provided with a slope, and the two sides of the collecting bucket are provided with side edges, and connecting ears and connecting shafts are installed on the side edges.

Preferably, a first connecting plate and a second connecting plate are installed between the mounting frame and the collecting bucket, the second connecting plate is connected to a screw mounted on the mounting frame, and the screw is installed with The adjusting sleeve and the connecting ear are rotatably connected with the bottom end of the second connecting plate, and the two ends of the first connecting plate are respectively rotatably connected with the connecting shaft and the mounting frame.

Preferably, the installation frame is connected to the trolley through a rotating shaft, a hydraulic cylinder is installed between the installation frame and the trolley, and the two ends of the hydraulic cylinder are rotationally connected to the installation frame and the trolley respectively.

Preferably, a protective cover is installed at the front end of the trolley, and the protective cover covers the top of the mechanical components at the front end of the trolley.

Preferably, the treatment box includes a shell, and two material guide plates are installed obliquely inside the shell, and a gap for accommodating soil falling is left between the two, and two crushing rollers are installed under the material guide plate, There is an outlet on one side of the shell, and a discharge plate is installed inside the shell, one end of the discharge plate extends to the top of the rear belt conveyor, a heating pipe is installed on the bottom of the discharge plate, and the heating pipe leads into High-temperature gas, the high-temperature gas can be the high-temperature exhaust of the car or others.

Preferably, a screw rod is installed on the housing, a scraper is installed on the screw rod, and the screw rod is driven by a motor.

Preferably, a collection box is installed on one side of the auger conveyor, and a discharge hole is provided on one side of the auger conveyor, and the soil in the auger conveyor enters the collection box through the discharge hole, The bottom end of the hoist extends into the collecting box.

A method for using a contaminated soil remediation pretreatment device, characterized in that it comprises the following steps:

Step 1. Drive the car into the polluted land to be treated;

Step 2. The soil loosening component loosens the soil in front of the trolley;

Step 3, the front conveying component sends the loosened soil into the pretreatment component;

Step 4, the pretreatment component pretreats the soil;

Step 5: The rear conveying component transports the pretreated soil to the rear of the trolley.

Compared with the prior art, the present invention has the following beneficial effects:

(1) The present invention is provided with dolly and processing mechanism, is provided with the processing mechanism that comprises soil loosening assembly, front conveying assembly, pretreatment assembly and rear conveying assembly assembly, adopts the mode that moves while processing to carry out pretreatment to soil, does not need Do not let the soil be collected first, the treatment is more convenient and efficient, and the use cost is low;

(2) The present invention can conveniently adjust the shovel depth of the collecting bucket by arranging the first connecting plate, the second connecting plate, the screw rod and the adjusting sleeve;

(3) The present invention can adjust the depth of soil loosening and shoveling synchronously by adjusting the inclination angle of the mounting frame by arranging the rotating shaft and the hydraulic cylinder;

(4) The present invention can help improve the protection to the driver and improve the driver's line of sight clarity by setting the front end of the dolly to be equipped with a protective cover;

(5) The present invention can conveniently carry out re-crushing and high-temperature desinsection of soil by setting the treatment box of shell, material guide plate, crushing roller, discharge plate and heating pipe;

(6) The present invention is provided with a screw mandrel installed on the shell, and a scraper is installed on the screw mandrel, so that the soil entering the crushing roller can be evenly distributed, which is conducive to laying the soil thickness at the rear of the trolley uniformly;

(7) The present invention can conveniently connect the auger conveyor and the hoist by arranging the collecting box and the discharge hole, so as to facilitate the soil conveying operation.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the contaminated soil remediation pretreatment device provided by the present invention;

Fig. 2 is the schematic structural representation of loose soil component in the contaminated soil remediation pretreatment device shown in Fig. 1;

Fig. 3 is the structural representation of collecting bucket in the contaminated soil remediation pretreatment device shown in Fig. 1;

Fig. 4 is the structural representation of the treatment box in the contaminated soil remediation pretreatment device shown in Fig. 1;

Fig. 5 is the schematic diagram of the connection between the auger conveyor and the hoist in the contaminated soil remediation pretreatment device shown in Fig. 1;

Fig. 6 is the schematic diagram of the installation of the collection box in the contaminated soil remediation pretreatment device shown in Fig. 1;

Fig. 7 is a front view sectional structural schematic diagram of a treatment box in the contaminated soil remediation pretreatment device shown in Fig. 1 .

Among them, the names corresponding to the reference signs are: 1-Trolley, 2-Installation frame, 3-Soil scarifier roller, 4-Collection bucket, 5-Auger conveyor, 6-Elevator, 7-Treatment box, 8-Rear Belt conveyor, 9-cloth plate, 10-side, 11-front belt conveyor, 12-connecting ear, 13-connecting shaft, 14-first connecting plate, 15-second connecting plate, 16-screw, 17 -Adjusting sleeve, 18-rotating shaft, 19-hydraulic cylinder, 20-protective cover, 21-shell, 22-guiding plate, 23-crushing roller, 24-exit, 25-discharging plate, 26-heating pipe, 27-screw mandrel, 28-scraper, 29-collecting box, 30-discharging hole, 31-incline.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments, and the mode of the present invention includes but not limited to the following embodiments.

Example 1:

As shown in Figures 1-7, the contaminated soil remediation pretreatment device and method of use provided by the present invention include: a trolley 1 and a processing mechanism; the processing mechanism includes a soil loosening component, a front conveying component, a pretreatment component and a rear Set the conveying assembly assembly; the loose soil assembly includes a mounting frame 2 installed on the front end of the trolley 1, a soil loosening roller 3 is installed on the mounting frame 2, blades are installed on the soil loosening roller 3, and the blades are installed crosswise; The front conveying assembly includes a collection bucket 4 installed on the mounting frame 2, a front belt conveyor 11 is installed on the collection bucket 4, an auger conveyor 5 is installed horizontally on one side of the trolley 1, and the auger The top opening of the conveyor 5 is convenient for polluted soil to fall into the auger conveyor 5 from the front belt conveyor 11. A hoist 6 is installed on one side of the auger conveyor 5, and the hoist 6 is an auger type or The hoist of other structures can lift the soil gathered by the auger conveyor 5; the pretreatment assembly includes a treatment box 7 installed on the top of the trolley 1, and the treatment box 7 pretreats the soil; The rear conveying assembly includes a rear belt conveyor 8 installed on the top of the trolley 1 and a cloth plate 9 installed at the rear of the trolley 1. When in use, the trolley 1 drives into the polluted land to be treated, and the scarifying roller 3 rotates against the ground. Turn the soil over to the collection bucket 4 at the rear. After the soil is gathered, it is transported to the auger conveyor 5 by the front belt conveyor 11. The auger conveyor 5 transports the soil to one side, and then the hoist 6 transports the soil Lift it into the processing box 7 for pretreatment, and the treated soil is transported to the distribution plate 9 by the rear belt conveyor 8. As the trolley 1 advances, the soil continuously slides down to the rear of the trolley 1 along the distribution plate 9, and then can The purpose of mobile treatment can be achieved by convenient pretreatment of polluted soil.

By setting up the trolley 1 and the processing mechanism, the processing mechanism including the soil loosening component, the front conveying component, the pretreatment component and the rear conveying component are set, and the soil is pretreated in the way of processing while moving, without the need to let the soil Collecting in advance makes the processing more convenient and efficient, and the cost of use is low.

Example 2:

As shown in 2-3, the bottom of the collecting bucket 4 is provided with an inclined surface 31, and the two sides of the collecting bucket are provided with side edges 10, and connecting ears 12 and connecting shafts 13 are installed on the side edges 10, so that A first connecting plate 14 and a second connecting plate 15 are installed between the mounting frame 2 and the collecting bucket 4, and the second connecting plate 15 is connected with a screw rod 16 installed on the mounting frame 2, and the screw rod 16 is equipped with an adjustment sleeve 17, the adjustment sleeve 17 is rotatably installed on the top of the mounting frame 2, the connecting ear 12 is rotatably connected with the bottom end of the second connecting plate 15, and the two ends of the first connecting plate 14 are respectively connected with the connecting shaft 13 and the installation The frame 2 is rotatably connected. When in use, turn the adjusting sleeve 17 to raise the screw rod 16. At the same time, the first connecting plate 14 swings, and then the front end of the collecting bucket 4 is raised through the second connecting plate 15. Since the soil moves along the The slope 31 is shoveled into the collecting bucket 4, so as to adjust the shoveling depth of the collecting bucket 4 conveniently.

By setting the first connecting plate 14 , the second connecting plate 15 , the screw rod 16 and the adjusting sleeve 17 , the shoveling depth of the collecting bucket 4 can be adjusted conveniently.

Example 3:

As shown in Figure 1, the mounting frame 2 is connected with the trolley 1 through a rotating shaft 18, and a hydraulic cylinder 19 is installed between the mounting frame 2 and the trolley 1, and the two ends of the hydraulic cylinder 19 are connected to the mounting frame respectively. 2 and the trolley 1 are rotatably connected. When in use, the output shaft of the hydraulic cylinder 19 is extended to make the mounting frame 2 rotate with the rotating shaft 18 as the axis, so that the loose soil roller 3 and the collecting bucket 4 on the mounting frame 2 are lowered synchronously. And then adjust loose soil and shovel depth.

By arranging the rotating shaft 18 and the hydraulic cylinder 19, the inclination angle of the mounting frame 2 can be adjusted to simultaneously adjust the loosening and shoveling depths.

Embodiment 4:.

As shown in Figure 1, a protective cover 20 is installed on the front end of the trolley 1, and the protective cover 20 covers the top of the mechanical parts at the front end of the trolley 1. During use, the toxic fumes formed by the loose soil roller 3 turning the soil are blocked by the protective cover , to prevent blocking the driver's line of sight on the trolley 1, and reduce personal injury to the driver.

By installing the protective cover 20 on the front end of the trolley 1, it is beneficial to improve the protection of the driver and improve the visibility of the driver.

Example 5:

As shown in Fig. 1, Fig. 4 and Fig. 7, the processing box 7 includes a casing 21, and two material guide plates 22 are installed obliquely in the casing 21, and a gap for accommodating soil falling is left between the two inclusions. Two crushing rollers 23 are installed below the material guide plate 22, an outlet 24 is provided on one side of the housing 21, a discharge plate 25 is installed in the housing 21, and one end of the discharge plate 25 passes through the outlet 24 And extend to the top of the rear belt conveyor 8, the bottom of the discharge plate 25 is equipped with a heating pipe 26, the heating pipe 26 leads to high-temperature gas, the high-temperature gas can be the high-temperature tail gas of the dolly 1 or other, during use, the soil is formed by The elevator transports to the top of the material guide plate 22 and falls, and the soil enters between the two crushing rollers 23 along the material guide plate 22, and the two crushing rollers 23 rotate to crush the hard lumps in the soil, and the crushed soil then Slide along the discharge plate 25 and fall on the rear belt conveyor 8. At the same time, the heating pipe 26 heats the discharge plate 25 to make the soil temperature rise and dry quickly, and then help to kill insect eggs in the soil.

By arranging the treatment box 7 of the shell 21, the material guide plate 22, the crushing roller 23, the discharge plate 25, and the heating pipe 26, it is convenient to re-crumble the soil and kill insects at high temperature.

Embodiment 6:

As shown in Fig. 4 and Fig. 7, screw mandrel 27 is installed on described housing 21, and scraper 28 is installed on described screw mandrel 27, and screw mandrel is driven by motor, and when in use, screw mandrel 27 rotates and makes scraper 28 Move on the material guide plate 22, by adjusting the rotation direction of the screw mandrel 27, the scraper 28 can be moved back and forth, and then the soil on the material guide plate 22 is scraped flat, so that the soil distribution after crushing by the crushing roller 23 is as far as possible. uniform.

By setting the screw mandrel 27 installed on the shell 21 and the scraper 28 installed on the screw mandrel 27, the soil entering the crushing roller 23 can be evenly distributed, which is conducive to laying the soil thickness behind the trolley 1 uniformly.

Embodiment 7:

As shown in Figures 5-6, a collection box 29 is installed on one side of the auger conveyor 5, and a discharge hole 30 is provided on one side of the auger conveyor 5, and the soil in the auger conveyor 5 Enter in the collection box 29 through the discharge hole 30, and the bottom end of the hoist 6 extends into the collection box 29. During use, the soil in the auger conveyor 5 enters the collection box 29 through the discharge hole 30, and collects The hoist 6 in the feed box 29 lifts the soil, thereby transporting the soil to the processing box 7 .

By setting the collection box 29 and the discharge hole 30, the auger conveyor 5 and the hoist 6 can be connected conveniently to facilitate the soil transportation operation.

A method for using a contaminated soil remediation pretreatment device, characterized in that it comprises the following steps:

Step 1. Drive the car into the polluted land to be treated;

Step 2, the soil loosening roller 3 loosens the soil in front of the trolley, and turns the soil to the collecting bucket 4 at the rear;

Step 3: The soil is shoveled into the collection bucket 4 along the slope 31, and the soil is transported to the auger conveyor 5 by the front belt conveyor 11 after the soil is gathered, and the auger conveyor 5 transports the soil to one side, and the auger conveyor The soil in 5 enters the collection box 29 through the discharge hole 30, and the hoist 6 in the collection box 29 lifts the soil, thereby transporting the soil to the processing box 7;

Step 4: The soil is conveyed by the elevator to the top of the material guide plate 22 and falls, and the soil enters between the two crushing rollers 23 along the material guide plate 22, and the two crushing rollers 23 rotate to crush the hard blocks in the soil, and heat The pipe 26 heats the discharge plate 25 to increase the temperature of the soil and quickly dry it, thereby helping to kill insect eggs in the soil. At the same time, the screw rod 27 rotates to move the scraper 28 on the material guide plate 22. By adjusting the direction of rotation of the screw mandrel 27, the scraper 28 can be moved back and forth, and then the soil on the material guide plate 22 can be scraped flat, so that the soil after being crushed by the crushing roller 23 can be distributed as evenly as possible;

Step 5, the crushed soil slides along the discharge plate 25 on the rear belt conveyor 8, and the treated soil is transported to the distribution plate 9 by the rear belt conveyor 8. As the trolley 1 advances, the soil continues to Slide along the distribution board 9 to the rear of the trolley 1, and then the polluted soil can be pretreated conveniently, and the purpose of mobile treatment can be realized.

Working principle, when in use, the trolley 1 drives into the polluted land to be treated, the loosening roller 3 rotates to turn the ground, and turns the soil to the collecting bucket 4 at the rear, and the soil is transported to the winch by the front belt conveyor 11 after gathering In the dragon conveyor 5, the auger conveyor 5 conveys the soil to one side, and then the hoist 6 lifts the soil into the treatment box 7 for pretreatment, and the treated soil is conveyed to the distribution plate 9 by the rear belt conveyor 8 , as the trolley 1 advances, the soil continues to slide down to the rear of the trolley 1 along the distribution plate 9, and then the polluted soil can be pretreated conveniently, and the purpose of mobile treatment can be realized. The steps of using the device are as follows: Step 1, Drive the trolley into the polluted land to be treated; step 2, loosen the soil in front of the trolley with the soil loosening roller 3, and turn the soil to the collection bucket 4 at the rear; step 3, the soil is scooped into the collection bucket along the slope 31 4, after the soil is gathered, it is conveyed to the auger conveyor 5 by the front belt conveyor 11, and the auger conveyor 5 conveys the soil to one side, and the soil in the auger conveyor 5 enters the collection box through the discharge hole 30 29, the hoist 6 in the collection box 29 lifts the soil, thereby transporting the soil to the processing box 7; Step 4, the soil is transported by the hoist to the top of the material guide plate 22 and falls, and the soil moves along the guide plate 22. The plate 22 enters between the two crushing rollers 23, and the two crushing rollers 23 rotate to crush the hard lumps in the soil, and the heating pipe 26 heats the discharge plate 25, so that the temperature of the soil rises and dries quickly, which in turn contributes to killing At the same time, the screw mandrel 27 rotates to move the scraper 28 on the material guide plate 22. By adjusting the rotation direction of the screw mandrel 27, the scraper 28 can be moved back and forth, and then the guide material The soil on the plate 22 is scraped evenly, so that the soil distribution after crushing by the crushing roller 23 is as uniform as possible; step 5, the crushed soil then slides down on the rear belt conveyor 8 along the discharge plate 25, and the treated The soil is transported to the distribution plate 9 by the rear belt conveyor 8. As the trolley 1 advances, the soil continuously slides down along the distribution plate 9 to the rear of the trolley 1, and then the polluted soil can be pretreated conveniently, which can realize Purpose of Mobile Governance.

The above-mentioned embodiment is only one of the preferred implementation modes of the present invention, and should not be used to limit the scope of protection of the present invention, but any modification or embellishment without substantive significance made on the main design idea and spirit of the present invention shall be solved by If the technical problems are still consistent with the present invention, all should be included in the protection scope of the present invention.

Claims (9)

1. A contaminated soil remediation pretreatment apparatus comprising:

a trolley and a handling mechanism;

the treatment mechanism comprises a soil loosening assembly, a front conveying assembly, a pretreatment assembly and a rear conveying assembly;

the soil loosening assembly comprises a mounting frame arranged at the front end of the trolley, a soil loosening roller is arranged on the mounting frame, and a blade is arranged on the soil loosening roller;

the front conveying assembly comprises a collecting hopper which is arranged on the mounting frame, a front belt conveyor is arranged on the collecting hopper, an auger conveyor is arranged on one side of the trolley, and a lifting machine is arranged on one side of the auger conveyor;

the pretreatment component comprises a treatment box arranged at the top of the trolley;

the rear conveying assembly comprises a rear belt conveyor arranged at the top of the trolley and a distributing plate arranged at the tail of the trolley.

2. The polluted soil restoration pretreatment device as recited in claim 1, wherein the bottom of the collection bucket is provided with an inclined plane, two sides of the collection bucket are provided with side edges, and the side edges are provided with connecting lugs and connecting shafts.

3. The polluted soil restoration pretreatment device as recited in claim 1, wherein a first connecting plate and a second connecting plate are installed between the installation frame and the collection hopper, the second connecting plate is connected with a screw installed on the installation frame, and an adjusting sleeve is installed on the screw.

4. The contaminated soil restoration pretreatment apparatus according to claim 1, wherein said mounting frame is connected to said carriage via a rotation shaft, and a hydraulic cylinder is installed between said mounting frame and said carriage.

5. The contaminated soil restoration pretreatment apparatus as recited in claim 1, wherein a protective cover is installed at a front end of said cart.

6. The polluted soil restoration pretreatment device as recited in claim 1, wherein the treatment tank comprises a housing, two material guiding plates are installed in the housing, two crushing rollers are installed below the material guiding plates, an outlet is formed in one side of the housing, a material discharging plate is installed in the housing, and a heating pipe is installed at the bottom of the material discharging plate.

7. The contaminated soil remediation pretreatment apparatus of claim 6 wherein the housing has a screw mounted thereon and the screw has a scraper mounted thereon.

8. The contaminated soil remediation pretreatment apparatus of claim 1, wherein a collection box is mounted on one side of the auger conveyor, and a discharge hole is formed on one side of the auger conveyor.

9. A method of using a contaminated soil restoration pretreatment apparatus according to any of claims 1-8, comprising the steps of:

step one, driving a trolley into a polluted land to be treated;

secondly, the soil loosening assembly loosens the soil in front of the trolley;

thirdly, the front conveying assembly conveys the loosened soil into the pretreatment assembly;

step four, the pretreatment component pretreats the soil;

and fifthly, conveying the pretreated soil to the rear of the trolley by the rear conveying assembly.