CN114871258A

CN114871258A - Soil improvement device for soil remediation

Info

Publication number: CN114871258A
Application number: CN202210483449.2A
Authority: CN
Inventors: 刘哲; 蔡海生; 杨斯淏; 刘学; 张学玲
Original assignee: Jiangxi Agricultural University
Current assignee: Jiangxi Agricultural University
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-09

Abstract

The invention discloses a soil improvement device for soil remediation, which belongs to the field of soil remediation and comprises a remediation box, wherein a crushing box is installed at the upper part of one side of the remediation box, a feed inlet is formed in the top of the crushing box, a feed inlet groove communicated with the remediation box is formed in the bottom of the crushing box, a discharge outlet is formed in the other side of the remediation box, and a discharge plate is arranged on the lower side of the discharge outlet; the inside downside that is located the feed inlet of broken case is equipped with two vibration mechanism, the inside of restoreing the case is equipped with conveying mechanism, the upside that restores the case and be located conveying mechanism is equipped with pore-forming mechanism, spraying mechanism and mixing mechanism. According to the invention, the soil is vibrated and crushed, the soil is laid on the conveying belt to form a soil layer, the hole forming mechanism is used for forming a slotted hole in the soil layer, the spraying mechanism sprays the medicament to the soil layer, the penetration effect of the medicament on the soil is increased, the mixing mechanism stirs the soil and then discharges the soil, and the transverse scraping mechanism enables the soil to discharge more efficiently and thoroughly.

Description

Soil improvement device for soil remediation

Technical Field

The invention relates to the technical field of soil remediation, in particular to a soil improvement device for soil remediation.

Background

Soil remediation is a technical measure to restore normal function to contaminated soil. In the soil remediation industry, the existing soil remediation technologies can be more than one hundred, the common technologies can be more than ten, and the existing soil remediation technologies can be roughly divided into three methods, namely physical methods, chemical methods and biological methods.

Through the retrieval, chinese patent No. CN 108971209B discloses a soil remediation improves device, including handling the case, the inboard middle part of handling the case is equipped with the fixing base, the outside circumference of fixing base is equipped with a plurality of stock guides, the downside middle part of each stock guide is equipped with the medicament exit tube, the inner of medicament exit tube extends to fixing base department and communicates with the annular intercommunication chamber that the fixing base inboard was seted up, a plurality of shower nozzles are installed to the downside of medicament exit tube, be equipped with crushing roller between the adjacent stock guide, the second driving motor who is connected with crushing roller is installed in the outside of handling the case, install a plurality of crushing knives on the crushing roller, many diagonal braces are installed to the lower part circumference of fixing base, a plurality of stands with crushing knife matched with are installed at the top of diagonal brace, first driving motor is installed to the bottom of fixing base, the stirring leaf is installed to the lower extreme of (mixing) shaft.

The existing soil repairing and improving device has the following defects in practical use: when the device is used for mixing soil and the medicament, the soil is blocked, so that the mixing time of the soil and the medicament is longer, and the soil improvement and restoration effect is poor due to the poor penetration effect of the liquid medicament on the soil.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a soil improvement device for soil remediation.

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

a soil improvement device for soil remediation comprises a remediation box, wherein a crushing box is installed at the upper part of one side of the remediation box, a feed inlet is formed in the top of the crushing box, a feed groove communicated with the remediation box is formed in the bottom of the crushing box, a discharge outlet is formed in the other side of the remediation box, and a discharge plate is arranged on the lower side of the discharge outlet;

two vibration mechanisms are arranged in the crushing box and positioned at the lower side of the feeding hole, and the two vibration mechanisms are arranged oppositely;

the inside of restoreing the case is equipped with conveying mechanism, the upside that restores the case and is located conveying mechanism is equipped with pore-forming mechanism, spraying mechanism and mixing mechanism, spraying mechanism is located between pore-forming mechanism and the mixing mechanism, pore-forming mechanism is located the one side that is close to the pan feeding groove, mixing mechanism is located the one side that is close to discharge gate and play flitch.

Further, the conveying mechanism comprises a plurality of conveying rollers which are rotatably arranged in the repairing box, conveying belts are jointly installed on the conveying rollers, and the conveying rollers are driven by a conveying motor;

the vibration mechanism comprises a vibration plate, one end of the vibration plate is rotatably installed with the crushing box through a first hinged shaft, one side, close to the center of the crushing box, of the vibration plate is provided with a plurality of crushing prickles, one side, close to the inner wall of the crushing box, of the first hinged shaft is rotatably provided with a first rod body through a second hinged shaft, one end, far away from the second hinged shaft, of the first rod body is rotatably provided with a second rod body through a third hinged shaft, and one end, far away from the first rod body, of the second rod body is installed with a driving shaft of a vibration motor;

the hole forming mechanism comprises a rotating shaft which is rotatably arranged in the repairing box, a plurality of inserting rods are radially arranged on the rotating shaft, and the rotating shaft and the conveying roller are driven by a linkage mechanism;

the spraying mechanism comprises a pipeline installed with the repair box, the pipeline is provided with a plurality of spray heads facing the conveying belt, and the spray heads are installed with a liquid outlet of the water pump;

mixing mechanism includes and restores the lead screw that the case rotated the installation, the balladeur train is installed to the lead screw thread, a plurality of driving levers are installed to the downside of balladeur train, the bottom of driving lever extends to the upper surface of conveyer belt, the one end of lead screw and the drive shaft installation of mixing motor.

Further, one side that mixing mechanism is close to the discharge gate is equipped with horizontal scraper mechanism, horizontal scraper mechanism includes the arc scraper blade, the interior circumferential surface and the conveyer belt upper surface friction contact of arc scraper blade, the tip fixed mounting of branch and balladeur train is passed through to the upside of arc scraper blade.

Further, the blending mechanism further comprises a sliding rod fixed on the inner wall of the repair box, and the sliding rod and the sliding frame are installed in a sliding mode.

Further, the adjacent conveying rollers are mutually transmitted through a transmission belt and a transmission wheel, and the end part of one conveying roller is installed with a driving shaft of a conveying motor.

Further, the linkage mechanism comprises two gears, one gear is arranged at one end of the rotating shaft, the other gear is arranged at the end part of the conveying roller positioned on the lower side of the rotating shaft, and the two gears are meshed with each other.

Further, two vibration plates are obliquely arranged inside the crushing box, wherein one vibration plate is positioned at the upper side of the other vibration plate.

Further, go out the flitch slope setting and fix with the inner wall of restoreing the case, it is higher than the height of the other end to go out the flitch height that is close to conveyer belt one end, and goes out the one end that the flitch is close to the conveyer belt and the surperficial friction contact of conveyer belt.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the soil conditioner, the vibration mechanism is utilized to crush soil, the crushed soil is uniformly laid on the conveying belt from the feeding groove to form a soil layer, then the hole forming mechanism is utilized to form a groove hole in the soil layer, then the spraying mechanism is used for spraying the medicament to the soil layer, the uniformly laid soil layer and the formed groove hole can increase the penetration effect of the medicament to the soil, and meanwhile, the mixing mechanism is matched to stir the soil containing the medicament, so that the soil and the medicament are fully mixed, and the soil repairing effect of the medicament to the soil is improved.

2. The mixing mechanism is also matched with the transverse scraping mechanism, so that the soil can be efficiently and thoroughly discharged from the discharging plate after the soil and the medicament are fully mixed, the residue of the soil on the conveying belt is greatly reduced, and the discharging is more thorough.

In conclusion, the soil vibrating and crushing device can vibrate and crush soil, then lay the soil on the conveying belt to form a soil layer, then use the hole forming mechanism to form a groove hole on the soil layer, then spray a medicament to the soil layer through the spraying mechanism to increase the penetration effect of the medicament to the soil, then match the mixing mechanism to stir the soil containing the medicament, and when the soil and the medicament are fully mixed and discharged from the discharging plate, the transverse scraping mechanism is used for efficiently and thoroughly discharging the material, so that the residue of the soil in the device is greatly reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic view showing the overall structure of a soil improvement device for soil remediation according to the present invention;

FIG. 2 is a cross-sectional view of a soil improvement device for soil remediation according to the present invention;

FIG. 3 is a schematic view of the mounting of the vibratory mechanism within the crushing bin;

FIG. 4 is a schematic structural component view of a vibration mechanism;

FIG. 5 is a schematic view of the working principle of the vibrating mechanism in the crushing box;

FIG. 6 is a schematic structural component view of a hole forming mechanism;

FIG. 7 is a schematic structural component view of a spraying mechanism;

fig. 8 is a schematic structural composition diagram of the blending mechanism and the scraping mechanism.

In the figure: the device comprises a repair box 1, a crushing box 2, a feeding hole 3, a discharging hole 4, a discharging plate 5, a conveying mechanism 6, a vibrating mechanism 7, a hole forming mechanism 8, a spraying mechanism 9, a uniformly mixing mechanism 10, a feeding groove 11, a conveying motor 12, a vibrating motor 13, a uniformly mixing motor 14, a gear 15, a conveying roller 61, a conveying belt 62, a conveying belt 63, a vibrating plate 71, a first hinged shaft 72, a crushing awl 73, a second hinged shaft 74, a first rod 75, a third hinged shaft 76, a second rod 77, a rotating shaft 81, an inserted rod 82, a pipeline 91, a spray nozzle 92, a water pump 93, a screw rod 101, a sliding rod 102, a sliding rack 103, a deflector rod 104, an arc scraper 105 and a support rod 106.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, a soil improvement device for soil remediation comprises a remediation box 1, wherein a crushing box 2 is installed at the upper part of one side of the remediation box 1, a feed port 3 is arranged at the top of the crushing box 2, soil is poured into the crushing box 2 through the feed port 3, a feed groove 11 communicated with the remediation box 1 is arranged at the bottom of the crushing box 2, the soil enters the remediation box 1 from the crushing box 2 through the feed groove 11, a discharge port 4 is arranged at the other side of the remediation box 1, and a discharge plate 5 is arranged at the lower side of the discharge port 4; the soil is improved and repaired in the repair box 1, and finally, the soil is discharged from a discharge plate 5 on the lower side of a discharge hole 4.

Two vibration mechanisms 7 are arranged in the crushing box 2 and positioned at the lower side of the feeding hole 3, and the two vibration mechanisms 7 are arranged oppositely;

two vibrating mechanism 7 carry out vibration crushing treatment to the soil of pouring into in broken case 2 in proper order for soil is more smashed, avoids the piece that hardens, makes things convenient for subsequent improvement restoration operation.

The vibration mechanism 7 comprises a vibration plate 71, one end of the vibration plate 71 is rotatably installed with the crushing box 2 through a first hinge shaft 72, one side of the vibration plate 71, which is close to the center of the crushing box 2, is provided with a plurality of crushing prickles 73, one side of the first hinge shaft 72, which is close to the inner wall of the crushing box 2, is provided with a first rod body 75 through a second hinge shaft 74 in a rotating manner, one end, which is far away from the second hinge shaft 74, of the first rod body 75 is rotatably installed with a second rod body 77 through a third hinge shaft 76, and one end, which is far away from the first rod body 75, of the second rod body 77 is installed with a driving shaft of the vibration motor 13;

as shown in fig. 5, two vibration plates 71 are each provided obliquely inside the crushing box 2, with one vibration plate 71 being located on the upper side of the other vibration plate 71.

The soil crushing process of the vibration mechanism 7 is as follows: when the vibrating motor 13 is driven, the second rod body 77 and the first rod body 75 are matched, so that the vibrating plate 71 can repeatedly swing by taking the first articulated shaft 72 as a circle center, soil is crushed by the crushing prickle 73 during swinging, and the crushed soil falls into the bottom of the crushing box 2 downwards and enters the repairing box 1 from the feeding groove 11. The crushing principle of the vibration mechanism 7 is that the impact piercing crushing of the crushing prickle 73 on the soil and the vibration crushing of the vibration plate 71 are combined, so that the soil crushing efficiency is higher.

The inside of restoreing case 1 is equipped with conveying mechanism 6, and the upside that restores case 1 and be located conveying mechanism 6 is equipped with pore-forming mechanism 8, spraying mechanism 9 and mixing mechanism 10, and spraying mechanism 9 is located between pore-forming mechanism 8 and the mixing mechanism 10, and pore-forming mechanism 8 is located the one side that is close to pan feeding groove 11, and mixing mechanism 10 is located the one side that is close to discharge gate 4 and play flitch 5.

The conveying mechanism 6 comprises a plurality of conveying rollers 61 rotatably arranged in the repairing box 1, the conveying rollers 61 are jointly provided with a conveying belt 62, and the conveying rollers 61 are driven by a conveying motor 12; the adjacent conveying rollers 61 are mutually driven by a driving belt 63 and a driving wheel, and the end of one conveying roller 61 is mounted with a driving shaft of the conveying motor 12.

When the conveying motor 12 is driven, each conveying roller 61 can be controlled to rotate by the cooperation of the transmission belt 63 and the transmission wheel, so that the conveying belt 62 can be controlled.

Soil enters the repairing box 1 from a feeding groove 11 at the bottom of the crushing box 2, a soil layer is formed on a conveying belt 62 of the conveying mechanism 6, and the conveying belt 62 conveys the soil layer to one side of a discharge hole 4 and one side of a discharge plate 5;

in the transportation process, form the slotted hole on the soil layer through pore-forming mechanism 8, then spray mechanism 9 sprays the medicament to the surface of soil layer and slotted hole in, under the mixing of mixing mechanism 10, utilize the medicament to restore the improvement to soil, carry out the ejection of compact of soil from ejection of compact board 5 of discharge gate 4 downside at last.

The hole forming mechanism 8 comprises a rotating shaft 81 which is rotatably arranged in the repairing box 1, a plurality of inserting rods 82 are radially arranged on the rotating shaft 81, and the rotating shaft 81 and the conveying roller 61 are driven by a linkage mechanism;

the link mechanism includes two gears 15, one gear 15 is installed at one end of the rotating shaft 81, the other gear 15 is installed at the end of the conveying roller 61 located at the lower side of the rotating shaft 81, and the two gears 15 are engaged with each other.

When the conveying roller 61 rotates, the rotation shaft 81 of the hole forming mechanism 8 can be controlled to rotate by utilizing the mutual meshing of the two gears 15, and simultaneously, slotted holes are formed in the soil layer by utilizing the inserting rod 82, the hole forming mechanism 8 is driven, and the conveying belt 62 keeps conveying the soil layer, so that the slotted holes formed by the inserting rod 82 are not vertical holes, but are slotted holes with longer length and larger inner surface area, and the contact area between the soil and the medicament is increased in the subsequent process.

The spraying mechanism 9 comprises a pipeline 91 arranged with the repair box 1, the pipeline 91 is provided with a plurality of spray heads 92 facing the conveying belt 62, and the spray heads 92 are arranged with a liquid outlet of a water pump 93;

the water pump carries the medicament to pipeline 91 in to spray in soil layer upper surface and the slotted hole of opening from shower nozzle 92, the medicament is big with the area of contact of soil, and infiltration efficiency is high.

The blending mechanism 10 comprises a screw rod 101 rotatably mounted with the repair box 1, a sliding frame 103 is mounted on the screw rod 101 in a threaded manner, a plurality of shift rods 104 are mounted on the lower side of the sliding frame 103, the bottom ends of the shift rods 104 extend to the upper surface of the conveying belt 62, and one end of the screw rod 101 is mounted with a driving shaft of a blending motor 14.

The blending mechanism 10 further comprises a sliding rod 102 fixed on the inner wall of the repair box 1, and the sliding rod 102 is slidably mounted with the carriage 103.

The blending motor 14 drives the screw rod 101 to rotate, the screw rod 101 is in threaded fit with the sliding frame 103, the sliding rod 102 is in sliding fit with the sliding frame 103, the sliding frame 103 and the shifting lever 104 on the lower side of the screw rod 102 can be controlled to move axially along the screw rod 101, the shifting lever 104 can be used for blending soil layers and medicaments while the soil layers are conveyed, the medicaments can be more comprehensively repaired, the shifting lever 104 is not in a rotating mode, therefore, splashing of the soil and the medicaments during blending can be avoided, and the soil repairing process is more reasonable. The soil after restoreing can leave the device from the play flitch 5 of 4 downside of discharge gate and realize the ejection of compact.

In addition, the invention is provided with a transverse scraping mechanism at one side of the blending mechanism 10 close to the discharge port 4, the transverse scraping mechanism comprises an arc-shaped scraper 105, the inner circumferential surface of the arc-shaped scraper 105 is in frictional contact with the upper surface of the conveying belt 62, and the upper side of the arc-shaped scraper 105 is fixedly installed with the end part of the sliding frame 103 through a support rod 106.

When the screw rod 102 can control the axial movement of the sliding frame 103, the arc-shaped scraper 105 can be controlled to axially move through the support rod 106, in the movement process of the arc-shaped scraper 105, the conveying belt 62 keeps running, the inner circumferential surface of the arc-shaped scraper 105 is in friction contact with the upper surface of the conveying belt 62, and therefore soil adsorbed on the outer surface of the conveying belt 62 can be cleaned, and the soil can be discharged efficiently and thoroughly.

Go out flitch 5 slope setting and fixed with the inner wall of restoreing case 1, go out the flitch 5 and be close to the height that highly is greater than the other end of conveyer belt 62 one end, and go out the flitch 5 and be close to the one end of conveyer belt 62 and the surperficial friction contact of conveyer belt 62.

During the ejection of compact, the one end that ejection of compact board 5 and conveyer belt 62 contact can strike off the adsorbed soil on conveyer belt 62 at arc scraper blade 105 and be, supplementary striking off to further improve the ejection of compact high efficiency and the thoroughness of soil.

Claims

1. The soil improvement device for soil remediation comprises a remediation box (1) and is characterized in that a crushing box (2) is mounted on the upper portion of one side of the remediation box (1), a feeding hole (3) is formed in the top of the crushing box (2), a feeding groove (11) communicated with the remediation box (1) is formed in the bottom of the crushing box (2), a discharging hole (4) is formed in the other side of the remediation box (1), and a discharging plate (5) is arranged on the lower side of the discharging hole (4);

two vibration mechanisms (7) are arranged in the crushing box (2) and positioned at the lower side of the feeding hole (3), and the two vibration mechanisms (7) are arranged oppositely;

the inside of restoreing case (1) is equipped with conveying mechanism (6), the upside that restores case (1) and is located conveying mechanism (6) is equipped with hole forming mechanism (8), spraying mechanism (9) and mixing mechanism (10), spraying mechanism (9) are located between hole forming mechanism (8) and mixing mechanism (10), hole forming mechanism (8) are located the one side that is close to pan feeding groove (11), mixing mechanism (10) are located the one side that is close to discharge gate (4) and play flitch (5).

2. A soil improving device for soil remediation according to claim 1 wherein the conveying means (6) comprises a plurality of conveying rollers (61) rotatably disposed within the remediation chamber (1), the conveying rollers (61) being collectively mounted with a conveyor belt (62), the conveying rollers (61) being driven by a conveying motor (12);

the vibration mechanism (7) comprises a vibration plate (71), one end of the vibration plate (71) is rotatably installed with the crushing box (2) through a first hinged shaft (72), one side, close to the center of the crushing box (2), of the vibration plate (71) is provided with a plurality of crushing conical spines (73), one side, close to the inner wall of the crushing box (2), of the first hinged shaft (72) is provided with a first rod body (75) in a rotating mode through a second hinged shaft (74), one end, far away from the second hinged shaft (74), of the first rod body (75) is provided with a second rod body (77) in a rotating mode through a third hinged shaft (76), and one end, far away from the first rod body (75), of the second rod body (77) is installed with a driving shaft of the vibration motor (13);

the hole forming mechanism (8) comprises a rotating shaft (81) rotatably arranged in the repairing box (1), a plurality of inserting rods (82) are radially arranged on the rotating shaft (81), and the rotating shaft (81) and the conveying roller (61) are driven by a linkage mechanism;

the spraying mechanism (9) comprises a pipeline (91) installed with the repairing box (1), the pipeline (91) is provided with a plurality of spray heads (92) facing the conveying belt (62), and the spray heads (92) are installed with a liquid outlet of a water pump (93);

mixing mechanism (10) include with repair case (1) lead screw (101) of rotating the installation, balladeur train (103) are installed to lead screw (101) screw thread, a plurality of driving levers (104) are installed to the downside of balladeur train (103), the bottom of driving lever (104) extends to the upper surface of conveyer belt (62), the one end of lead screw (101) and the drive shaft installation of mixing motor (14).

3. The soil improvement device for soil remediation according to claim 2, wherein a transverse scraping mechanism is arranged on one side, close to the discharge port (4), of the blending mechanism (10), the transverse scraping mechanism comprises an arc-shaped scraper (105), the inner circumferential surface of the arc-shaped scraper (105) is in friction contact with the upper surface of the conveyor belt (62), and the upper side of the arc-shaped scraper (105) is fixedly mounted with the end of the carriage (103) through a support rod (106).

4. The soil improvement device for soil remediation according to claim 2, wherein the blending mechanism (10) further comprises a slide bar (102) fixed to the inner wall of the remediation tank (1), and the slide bar (102) is slidably mounted to the carriage (103).

5. A soil improving apparatus for soil improvement according to claim 2, wherein adjacent said transport rollers (61) are driven with each other by a drive belt (63) and a drive wheel, and wherein an end of one of said transport rollers (61) is mounted to a drive shaft of a transport motor (12).

6. A soil improving device for soil improvement according to claim 2, wherein said linkage comprises two gears (15), one of said gears (15) being mounted at one end of a shaft (81), the other of said gears (15) being mounted at the end of a feed roller (61) located on the underside of the shaft (81), the two gears (15) being in mesh with each other.

7. A soil improving apparatus for soil remediation according to claim 2, wherein both of said vibration plates (71) are obliquely provided inside the crushing box (2), with one of said vibration plates (71) being located on the upper side of the other vibration plate (71).

8. A soil improving device for soil remediation according to claim 2 wherein the take-off plate (5) is inclined and fixed to the inner wall of the remediation chamber (1), the take-off plate (5) is at a greater height adjacent one end of the conveyor belt (62) than the other, and the end of the take-off plate (5) adjacent the conveyor belt (62) is in frictional contact with the surface of the conveyor belt (62).