Heavy metal contaminated soil leaching remediation device

Abstract

The utility model discloses a heavy metal contaminated soil leaching remediation device which comprises a soil turning assembly and a spraying assembly. The soil turning assembly comprises a deep turning unit, a soil breaking unit and a leveling unit. The spraying assembly comprises a liquid bin, a plurality of sewer pipes, a spraying pipe and a water pump; the sewer pipe and the spraying pipe are connected to the liquid bin through a hose and a water pump; the sewer pipe is arranged on the deep ploughing unit, and the spraying pipe is arranged on the inclined rear portion of the leveling unit. By arranging the deep ploughing unit, the ground breaking unit and the leveling unit, deep ploughing of a polluted soil plot can be effectively achieved, the soil hardening structure is changed, leacheate can be directly guided into the ground through the sewer pipe arranged on the deep ploughing shovel while deep ploughing is conducted, meanwhile, a spraying pipe is arranged on the ground, and the spraying effect is good. Therefore, comprehensive leaching of the soil is realized. In addition, based on the technical scheme, deep ploughing operation and drip washing operation are synchronously carried out, and the operation efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental protection equipment technical field, concretely is a kind of heavy metal contaminated soil leaching repair device. BACKGROUND

[0002] Leaching repair is a common means of contaminated soil repair, by injecting leaching liquid into soil, the pollutants in soil are dissolved and carried out of soil, to achieve the purpose of repairing soil.

[0003] In practice, some contaminated soil, such as heavy metal contaminated soil caused by mining, will be caused by various reasons. Direct leaching operation is carried out on the hardened soil. Due to the small porosity of the hardened soil, the water permeability is slow, and the surface runoff is easy to form, which is easy to cause the waste of leaching liquid. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of heavy metal contaminated soil leaching repair device to solve the problems in prior art.

[0005] In order to achieve the above-mentioned purpose, the technical scheme of the utility model provides a kind of heavy metal contaminated soil leaching repair device, including turning over soil component, spray component, the turning over soil component includes deep plough unit, break soil unit, leveling unit;The spray component includes liquid warehouse, several downcomers, spray pipe, water pump;The downcomer, spray pipe are connected to liquid warehouse by water pump through hose;The downcomer is arranged in deep plough unit, and the spray pipe is arranged in the inclined rear part of leveling unit.

[0006] Further, the deep plough unit includes a traction frame, a plurality of deep plough shovels arranged in an array on the traction frame, the break soil unit includes a break soil frame connected to the traction frame, a plurality of break soil discs evenly distributed on the break soil frame, and the leveling unit includes a leveling frame connected to the break soil frame and a leveling ring arranged on the leveling frame.

[0007] Further, the traction frame includes a first cross beam and a second cross beam, and the first cross beam and the second cross beam are connected by a plurality of longitudinal beam plates;The deep plough shovel includes a fixed jaw part, a T-shaped plate, a longitudinal plate, a shovel bending plate, a shovel bending plate support plate and an upper elastic connecting piece, the fixed jaw part is connected to the first cross beam or the second cross beam, the lower part is hinged to one end of the T-shaped plate, and the upper part is hinged to one end of the upper elastic connecting piece, the other end of the upper elastic connecting piece is hinged to the upper end of the T-shaped plate, the upper elastic connecting piece includes a connecting rod and a spring, the connecting rod is hinged to the fixed jaw part and the T-shaped plate at both ends, the spring is arranged outside the connecting rod between the fixed jaw part and the T-shaped plate, the T-shaped plate is arranged oppositely, the longitudinal plate is fixed between the two T-shaped plates and arranged downward, the shovel bending plate is arranged at the other end of the longitudinal plate, and the shovel bending plate support plate is fixedly connected to the longitudinal plate and the shovel bending plate on both sides of the longitudinal plate.

[0008] Further, the breaking frame of the breaking unit comprises a plurality of connecting longitudinal beams, a third cross beam, connecting plates, a rotating shaft, one end of the connecting longitudinal beam is swingably connected with the traction frame, the other side is fixedly connected with the third cross beam, the third cross beam is provided with the connecting plates downward on both sides, the rotating shaft is rotatably connected between the connecting plates, and a plurality of breaking discs are arranged in an array on the outer side of the rotating shaft.

[0009] Further, the breaking frame of the breaking unit comprises a plurality of connecting longitudinal beams, a third cross beam, connecting plates, a rotating shaft, one end of the connecting longitudinal beam is swingably connected with the traction frame, the other side is fixedly connected with the third cross beam, the third cross beam is provided with the connecting plates downward on both sides, the rotating shaft is rotatably connected between the connecting plates, and a plurality of breaking discs are arranged in an array on the outer side of the rotating shaft.

[0010] Further, the liquid tank is a hollow cavity structure, is arranged on the upper portion of the third cross beam, and the drain pipe is arranged on the side of the longitudinal plate away from the earthmoving curved plate; the spray pipe is fixed to one side of the liquid tank through a supporting rod and is arranged at the inclined rear portion of the leveling ring.

[0011] Further, the bottom of the drain pipe is provided with a guard ring, the cross section of the guard ring is semicircular, the guard ring is arranged between the drain pipe and the longitudinal plate, and a plurality of water permeable holes are arranged on the side of the drain pipe away from the longitudinal plate within the range of the guard ring.

[0012] The deep turning unit, the breaking unit and the leveling unit are arranged, so that the polluted soil plot can be effectively deep turned, the soil hardening structure is changed, the leaching liquid can be directly introduced into the underground through the drain pipe arranged on the deep turning shovel, the spray pipe is arranged on the ground, and thus the soil is comprehensively leached. In addition, the deep turning operation and the leaching operation based on the technical scheme are simultaneously performed, and the operation efficiency is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a schematic diagram of the whole scheme of the utility model.

[0014] Figure 2 is a partial enlarged schematic diagram of the deep turning shovel of the utility model.

[0015] Figure 3 is an enlarged schematic diagram of the region of the drain pipe of the utility model.

[0016] Figure 4 is a schematic diagram of the region of the liquid tank and the spray pipe of the utility model. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0018] As shown in the accompanying drawings, Figures 1-4 The heavy metal contaminated soil leaching repair device comprises a soil turning assembly 1 and a spraying assembly 2.

[0019] As shown in the accompanying drawings, Figure 1 The deep turning unit 11 comprises a traction frame 111 and a plurality of deep turning shovels 112 arranged in an array on the traction frame 111, the soil breaking unit 12 comprises a soil breaking frame 121 connected with the traction frame 111 and a plurality of uniformly distributed soil breaking discs 122 arranged on the soil breaking frame 121, and the leveling unit 13 comprises a leveling frame 131 connected with the soil breaking frame 121 and a leveling ring 132 arranged on the leveling frame 131.

[0020] Specifically, the traction frame 111 comprises a first cross beam 111a and a second cross beam 111b, and a plurality of longitudinal beam plates 111c are connected between the first cross beam 111a and the second cross beam 111b, the first cross beam 111a is provided with a traction structure connected to a tractor, and the traction structure is a common structure.

[0021] As shown in the accompanying drawings, Figure 1 , 2 The deep turning shovel 112 comprises a fixed claw part 112a, a T-shaped plate 112b, a longitudinal plate 112c, a shovel bending plate 112d, a shovel bending plate support plate 112e and an upper elastic connecting piece 112f.

[0022] The fixed claw part 112a is connected to the first cross beam 111a or the second cross beam 111b, the lower part is hinged to one end of the T-shaped plate 112b, the upper part is hinged to one end of the upper elastic connecting piece 112f, the other end of the upper elastic connecting piece 112f is hinged to the upper end of the T-shaped plate 112b, the upper elastic connecting piece 112f comprises a connecting rod and a spring, the connecting rod is hinged to the fixed claw part 112a and the T-shaped plate 112b at both ends, and the spring is arranged outside the connecting rod between the fixed claw part 112a and the T-shaped plate 112b.

[0023] As shown in the accompanying drawings, Figure 2In the embodiment, the T-shaped plates 112b are oppositely arranged, the longitudinal plate 112c is fixed between the two T-shaped plates 112b and arranged downward, the earth-shoveling curved plate 112d is arranged at the other end of the longitudinal plate 112c, and the earth-shoveling curved plate support plate 112e is arranged at both sides of the longitudinal plate 112c and fixedly connected with the longitudinal plate 112c and the earth-shoveling curved plate 112d.

[0024] As shown in the accompanying drawings, the soil-breaking frame 121 of the soil-breaking unit comprises a plurality of connecting longitudinal beams 121a, a third transverse beam 121b, connecting plates 121c and a rotating shaft 121d. Figure 1 As shown in the accompanying drawings, the soil-breaking frame 121 of the soil-breaking unit comprises a plurality of connecting longitudinal beams 121a, a third transverse beam 121b, connecting plates 121c and a rotating shaft 121d.

[0025] As shown in the accompanying drawings, the soil-breaking frame 121 of the soil-breaking unit comprises a plurality of connecting longitudinal beams 121a, a third transverse beam 121b, connecting plates 121c and a rotating shaft 121d. Figure 1 As shown in the accompanying drawings, the soil-breaking frame 121 of the soil-breaking unit comprises a plurality of connecting longitudinal beams 121a, a third transverse beam 121b, connecting plates 121c and a rotating shaft 121d.

[0026] The leveling ring 132 comprises a plurality of support plates 132a, transverse rods 132b and spiral rings 132c. The transverse rods 132b are circumferentially arranged outside the support plates 132a, and the spiral rings 132c are fixed outside the transverse rods 132b. The support plates 132a at both sides are rotatably connected with the connecting longitudinal plates 131a.

[0027] The spraying assembly 2 comprises a liquid tank 21, a plurality of downcomers 22, a spraying pipe 23 and a water pump 24.

[0028] The liquid tank 21 is a hollow cavity structure arranged on the upper portion of the third transverse beam 121b. The downcomer 22 is arranged on one side of the longitudinal plate 112c, specifically, the side away from the earth-shoveling curved plate 112d. The spraying pipe 23 is fixed to one side of the liquid tank 21 by a support rod and arranged at the rear portion of the leveling ring 132, specifically, the oblique rear portion.

[0029] The downcomer 22 and the spraying pipe 23 are connected to the liquid tank 21 by a hose through the water pump 24.

[0030] The bottom of the sewer pipe 22 is provided with a retainer 221, which is semicircular in cross section and is arranged between the sewer pipe 22 and the longitudinal plate 112c. In the range of the retainer 221, the sewer pipe 22 is provided with a plurality of water-permeable holes on the side away from the longitudinal plate 112c. The arrangement of the retainer 221 can further reduce the risk of soil blocking the water-permeable holes.

[0031] It should be noted that unless specifically defined otherwise and limited, the terms "mount", "connect", "connect", "fix", "arrange" and the like should be broadly understood, for example, can be fixedly connected, or can be detachably connected, or integrated; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A heavy metal contaminated soil leaching remediation device, characterized by, The utility model provides a deep ploughing and spraying device, comprising a deep ploughing assembly, a spraying assembly, the deep ploughing assembly comprises a deep ploughing unit, a soil breaking unit, a leveling unit, the spraying assembly comprises a liquid bin, a plurality of downcomers, a spraying pipe, a water pump, the downcomer, the spraying pipe are connected to the liquid bin through the water pump by hose, the downcomer is arranged in the deep ploughing unit, and the spraying pipe is arranged in the inclined rear portion of the leveling unit.

2. The device for leaching remediation of heavy metal contaminated soil according to claim 1, characterized in that, The deep ploughing unit comprises a traction frame and a plurality of deep ploughing shovels arranged in an array on the traction frame, the soil breaking unit comprises a soil breaking frame connected to the traction frame, and a plurality of soil breaking discs uniformly distributed on the soil breaking frame, and the leveling unit comprises a leveling frame connected to the soil breaking frame and a leveling ring arranged on the leveling frame.

3. The device for leaching remediation of heavy metal contaminated soil according to claim 2, characterized in that, The traction frame comprises a first cross beam and a second cross beam, and the first cross beam and the second cross beam are connected by a plurality of longitudinal beam plates, the deep ploughing shovel comprises a fixed claw part, a T-shaped plate, a longitudinal plate, a soil digging curved plate, a soil digging curved plate support plate and an upper elastic connecting piece, the fixed claw part is connected to the first cross beam or the second cross beam, the lower part is hingedly connected to one end of the T-shaped plate, the upper part is hingedly connected to one end of the upper elastic connecting piece, the other end of the upper elastic connecting piece is hingedly connected to the upper end of the T-shaped plate, the upper elastic connecting piece comprises a connecting rod and a spring, the two ends of the connecting rod are hingedly connected to the fixed claw part and the T-shaped plate, the spring is arranged outside the connecting rod between the fixed claw part and the T-shaped plate, the T-shaped plate is arranged in two opposite positions, the longitudinal plate is fixed between the two T-shaped plates and arranged downward, the soil digging curved plate is arranged at the other end of the longitudinal plate, and the soil digging curved plate support plate is fixedly connected to the longitudinal plate and the soil digging curved plate on both sides of the longitudinal plate.

4. The device for leaching remediation of heavy metal contaminated soil according to claim 3, characterized in that, The soil breaking frame of the soil breaking unit comprises a plurality of connecting longitudinal beams, a third cross beam, connecting plates and a rotating shaft, one end of the connecting longitudinal beam is swingably connected to the traction frame, the other side is fixedly connected to the third cross beam, the two sides of the third cross beam are provided with downward connecting plates, the connecting plates are provided with the rotating shaft which is swingably connected to the connecting plates, and a plurality of soil breaking discs are arranged in an array outside the rotating shaft.

5. The device for washing and repairing of heavy metal contaminated soil according to claim 4, characterized in that, The leveling frame comprises a plurality of connecting longitudinal plates and a fourth cross beam, one end of the connecting longitudinal plate is swingably connected to the soil breaking frame, the two connecting longitudinal plates are arranged in opposite positions and provided with the fourth cross beam at the middle part, and the leveling ring is swingably connected to the other end; the leveling ring comprises a plurality of support discs, cross bars and spiral rings, the cross bars are arranged in a circumferential array outside the support discs, and the spiral rings are fixed outside the cross bars, and the support discs on both sides are swingably connected to the connecting longitudinal plates.

6. The device for washing and repairing of heavy metal contaminated soil according to claim 5, characterized in that, The liquid bin is a hollow cavity structure, arranged on the upper part of the third cross beam, the downcomer is arranged on the side of the longitudinal plate away from the soil digging curved plate, the spraying pipe is fixed to one side of the liquid bin through a support rod and arranged in the inclined rear portion of the leveling ring.

7. The device for washing and repairing of heavy metal contaminated soil according to claim 6, characterized in that, The bottom of the downcomer is provided with a guard ring, the cross section of the guard ring is semicircular, arranged between the downcomer and the longitudinal plate, and a plurality of water permeable holes are arranged on the side of the downcomer away from the longitudinal plate within the range of the guard ring.

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