CN210411901U

CN210411901U - Soil remediation system

Info

Publication number: CN210411901U
Application number: CN201921144956.3U
Authority: CN
Inventors: 刘晓霞; 张永民; 苏翔
Original assignee: Institute Of Environmental Protection Chongqing University Of Technology And Industry
Current assignee: Chongqing Industrial and Commercial University Environmental Protection Research Institute Co.,Ltd.
Priority date: 2019-07-20
Filing date: 2019-07-20
Publication date: 2020-04-28
Anticipated expiration: 2029-07-20

Abstract

The utility model relates to a soil remediation system, which relates to the technical field of soil remediation and comprises a vehicle body, wherein a furrow plough and a scraper bowl are sequentially arranged at the bottom of a carriage of the vehicle body, which is close to a vehicle head, the opening of the scraper bowl is arranged towards the advancing direction of the vehicle body, and the bottom of one side of the scraper bowl, which is far away from the furrow plough, is provided with an opening; a storage bin is arranged in the carriage, a transportation mechanism is connected between the storage bin and the through opening of the bucket and used for transporting soil falling from the through opening to the storage bin, and the bottom of the storage bin is connected with a discharge pipe; the feed bin in-connection has rabbling mechanism and throws the material mechanism, throws the material mechanism including installing in the loading hopper of carriage outer wall, air exhauster and the exhaust pipe of being connected with the loading hopper, the one end of exhaust pipe and the export intercommunication of air exhauster, the other end and the feed bin intercommunication of exhaust pipe. The utility model discloses have fast to soil restoration and the effect of in time backfilling, improve soil property, improve soil remediation efficiency.

Description

Soil remediation system

Technical Field

The utility model belongs to the technical field of the soil remediation technique and specifically relates to a soil remediation system is related to.

Background

The soil provides living space and important ecosystem service for human beings, and plays an important role in human life. However, with the development of industrialization and urbanization, the problem of soil pollution is becoming more severe.

In order to solve the problem of soil pollution, the Chinese patent application with application publication number CN107214189A discloses an organic matter polluted soil remediation process, which adopts layered and stepped back excavation construction treatment, the height limit of a remediation greenhouse is 14m, the soil is divided into 3 layers, the soil depth is 0-4m, the soil depth is a first layer, the soil depth is 4-8m, the soil depth is a second layer, the soil depth is 8-14m, the soil depth is a third layer, 0-4m adopts an ectopic chemical oxidation remediation technology, and the remediation is transported to the area outside the greenhouse after being completed; excavating every 10m of a 4-8m area from inside to outside vertically along a restoration greenhouse one by one, transporting to other areas in the greenhouse for rapid heterotopic chemical oxidation restoration, simultaneously carrying out in-situ chemical oxidation restoration on the excavated area 8-14m, backfilling 4-8m restored soil immediately after the restoration of the polluted soil of the same area 4-8m and 8-14m is completed, further leveling the area of the area, restoring the next area in the greenhouse, and after the disposal of all the soil of 4-14m in the greenhouse is completed, carrying out self-checking sampling on the disposed soil to be qualified and checking and detecting. The invention can excavate and repair soil in layers, but has the following defects: when the soil surface layer is polluted, the soil surface layer needs to be excavated and transported to a repairing site for treatment by adopting the mode for repairing, and the soil is backfilled to the original position after being chemically treated and repaired, so that the workload of soil repairing is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a soil remediation system has the effect of quick restoring and in time backfilling soil, and soil remediation efficiency improves.

The above object of the present invention is achieved by the following technical solutions: a soil remediation system comprises a vehicle body, wherein a furrow plough and a bucket are sequentially arranged at the bottom of a carriage of the vehicle body, which is close to a vehicle head, an opening of the bucket is arranged towards the advancing direction of the vehicle body, and a through hole is formed in the bottom of one side of the bucket, which is far away from the furrow plough; a storage bin is arranged in the carriage, a transportation mechanism is connected between the storage bin and the through opening of the bucket and used for transporting soil falling from the through opening to the storage bin, and the bottom of the storage bin is connected with a discharge pipe; the feed bin in-connection has rabbling mechanism and throws the material mechanism, throws the material mechanism including installing in the loading hopper of carriage outer wall, air exhauster and the exhaust pipe of being connected with the loading hopper, the one end of exhaust pipe and the export intercommunication of air exhauster, the other end and the feed bin intercommunication of exhaust pipe.

By adopting the technical scheme, when the vehicle body moves forward, the furrow plough is inserted into the soil and turns up the soil, and the bucket shovels the turned-up soil into the soil. As the vehicle body advances, soil in the bucket falls onto the transport mechanism from the through opening under the extrusion of subsequent soil, and the soil is transferred into the bin under the action of the transport mechanism. Can add kibbling solid-state restoration material from the loading hopper, air exhauster work with solid-state restoration material suction and from the exhaust pipe discharge to the feed bin in, rabbling mechanism improves soil restoration effect with soil and solid-state restoration material stirring. The soil which is uniformly stirred falls back to the ground from the discharge pipe and is filled into the groove ploughed by the furrow plough, the operation of manual backfilling is omitted, and the repairing efficiency is improved.

The utility model discloses further set up to: and a crushing mechanism for crushing soil is connected between the inlet of the bin and the stirring mechanism.

Through adopting above-mentioned technical scheme, the soil that the furrow plough was turned up is bold soil, and crushing mechanism is smashed the back with soil, and the restoration liquid medicine of spilling medicine mechanism spun and can be more abundant contact with soil for it is more even to restore the liquid medicine to soil restoration.

The utility model discloses further set up to: the crushing mechanism comprises a driving crushing roller and a driven crushing roller which are horizontally connected to the storage bin in a rotating mode, the driving crushing roller is connected with a motor for driving the driving crushing roller to rotate, and the driving crushing roller and the driven crushing roller are connected through gear transmission and rotate oppositely.

Through adopting above-mentioned technical scheme, motor work drives initiative crushing roller and rotates, and the driven crushing roller who is connected with the transmission of initiative crushing roller rotates, and initiative crushing roller rotates in opposite directions with driven crushing roller and extrudees cracked with the bold soil.

The utility model discloses further set up to: and a plurality of convex teeth are arranged on the surfaces of the driving crushing roller and the driven crushing roller.

Through adopting above-mentioned technical scheme, when initiative crushing roller and driven crushing roller rotated in opposite directions, the dogtooth can be torn soil more garrulous, and especially to the soil of caking, the dogtooth has reduced area of contact and has makeed to pierce more easily in the caking soil, improves crushing effect.

The utility model discloses further set up to: the entrance of feed bin is fixed with the stock guide, and the one end of stock guide is located the export below of transport mechanism, and the other end slope of stock guide stretches into the clearance top between initiative crushing roller and the driven crushing roller downwards.

Through adopting above-mentioned technical scheme, the bold soil leaves from transport mechanism and can fall on the stock guide for soil directional movement is between two crushing rollers of crushing mechanism, has reduced the direct possibility of being flown on the crushing roller that falls of soil.

The utility model discloses further set up to: the stirring mechanism comprises a stirring paddle horizontally and rotatably arranged at the bottom of the storage bin and a motor driving the stirring paddle to rotate.

Through adopting above-mentioned technical scheme, motor work drives the stirring rake and rotates, and the stirring rake level is placed, can turn the upper portion with the soil of feed bin bottom, improves the associativity of soil and restoration medicament.

The utility model discloses further set up to: the conveying mechanism comprises a driving belt wheel and a driven belt wheel which are connected through a conveying belt, two ends of the driving belt wheel and two ends of the driven belt wheel are both horizontally and rotatably connected with the carriage, the axes of the driving belt wheel and the driven belt wheel are vertical to the advancing direction of the vehicle body, and one end of the driving belt wheel is connected with a motor for driving the driving belt wheel to rotate; one end of the bottom wall of the carriage, which is close to the bucket, is provided with an opening for the conveyor belt to pass through.

Through adopting above-mentioned technical scheme, motor work drives driving pulley and rotates, and the conveyer belt conveying of being connected with driving pulley to will transport the feed bin from the soil that the opening falls, simple structure, equipment maintenance is convenient.

The utility model discloses further set up to: and a plurality of baffles which are arranged perpendicular to the conveying direction are uniformly distributed on the conveying belt along the conveying direction.

Through adopting above-mentioned technical scheme, the baffle can reduce the possibility that soil slided on the conveyer belt of slope, improves the transportation effect.

The utility model discloses further set up to: and a vibration motor is fixed on the outer wall of the discharge pipe.

Through adopting above-mentioned technical scheme, vibrating motor can reduce the possibility that soil blockked up in the discharge pipe, and extension equipment lasts operating time, improves soil remediation efficiency.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the moving process of the vehicle body, the furrow plough turns up the soil, the repairing device can repair the soil in time, and the repaired soil is directly backfilled to the ground, so that the repairing efficiency is improved;

2. the storage bin can be added with liquid remediation liquid medicine and solid remediation materials, so that the remediation requirements of different types of soil can be met, and the application range is wide;

3. the crushing mechanism crushes the massive soil, so that the contact area between the soil and the repairing material is increased, and the stirring time is shortened; the repaired soil is not easy to block when discharged from the discharge pipe, so that the maintenance frequency is reduced, and the soil repair efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an isometric view showing the interior structure of the vehicle compartment;

fig. 3 is a sectional view showing connection relations of the mechanisms in the direction of a-a in fig. 1.

In the figure, 1, a vehicle body; 11. a carriage; 111. an opening; 2. a furrow plough; 3. a bucket; 31. a port; 4. a transport mechanism; 41. a driving pulley; 42. a conveyor belt; 421. a baffle plate; 43. a driven pulley; 5. a crushing mechanism; 51. a storage bin; 511. a communicating hole; 512. a sloping plate; 52. a material guide plate; 53. an active crushing roller; 54. a driven crushing roller; 6. a stirring mechanism; 7. a feeding mechanism; 71. a hopper; 72. an exhaust fan; 73. an exhaust duct; 8. a medicine sprinkling mechanism; 81. a water tank; 82. a water pump; 83. a communicating pipe; 9. a discharge pipe; 91. a vibration motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A soil remediation system comprises a vehicle body 1, wherein a furrow plough 2 and a bucket 3 are mounted at one end, close to a vehicle head, of the bottom of a carriage 11 of the vehicle body 1, a transportation mechanism 4 connected with the bucket 3 is arranged inside the carriage 11, a discharging end of the transportation mechanism 4 is connected with a crushing mechanism 5, and the crushing mechanism 5 is connected with a feeding mechanism 7, a pesticide spraying mechanism 8 and a discharging pipe 9. When the vehicle body 1 advances, the furrow plough 2 lifts the soil, the bucket 3 shovels the lifted soil and transfers the soil to the transportation mechanism 4, the massive soil moves to the crushing mechanism 5 through the transportation mechanism 4, the crushing mechanism 5 crushes the massive soil, meanwhile, solid repairing materials are added in the feeding mechanism 7, the pesticide spraying mechanism 8 sprays liquid repairing medicaments, and the primarily repaired soil is discharged from the discharge pipe 9 and backfilled to the ground.

Referring to fig. 2 and 3, the furrow plough 2 can be a dufeng 420 furrow plough, and the furrow plough 2 can be lifted or fallen under the control of the vehicle head so that the furrow plough 2 can be folded when not working.

The opening of the bucket 3 is arranged towards the advancing direction of the vehicle body 1, the bucket 3 can be a Carter 966F type bucket, and the distance between the bottom edge of the bucket 3 and the ground can be 3cm-5cm, so that after the furrow plough 2 falls down to turn up the soil, the bucket 3 can shovel the large soil; after the furrow plough 2 is lifted, the bucket 3 can not contact with the ground. The top end of the bucket 3 can be fixedly connected with the furrow plough 2 to realize synchronous lifting or falling. The bottom of the side of the bucket 3 remote from the furrow plough 2 is provided with a through opening 31 so that the soil falls through the through opening 31 onto the transport means 4 under subsequent soil pressure.

Referring to fig. 2 and 3, an opening 111 is provided at one end of the bottom wall of the car 11 near the bucket 3, and the length of the opening 111 is adapted to the size of the bucket 3. The transport mechanism 4 comprises a driving pulley 41 and a driven pulley 43 which are connected through a conveyor belt 42, two ends of the driving pulley 41 and two ends of the driven pulley 43 are both horizontally and rotatably connected with the carriage 11, the axes of the driving pulley 41 and the driven pulley 43 are vertical to the advancing direction of the vehicle body 1, and one end of the driving pulley 41 is connected with a motor (not shown in the figure) for driving the driving pulley 41 to rotate; the driven pulley 43 is located below the through opening 31 of the bucket 3, the driving pulley 41 is located in the cabin 11, and the belt 42 passes through the opening 111. The motor works to drive the driving belt wheel 41 to rotate, the driving belt wheel 41 drives the driven belt wheel 43 to rotate through the conveying belt 42, and the soil falling from the through opening 31 falls on the conveying belt 42 and moves to the crushing mechanism 5 under the transportation of the conveying belt 42. In order to reduce the possibility of soil sliding down on the inclined conveyor belt 42, a plurality of baffles 421 arranged perpendicular to the conveying direction are uniformly distributed on the conveyor belt 42 in the conveying direction.

Referring to fig. 2 and 3, the crushing mechanism 5 includes a bin 51 fixedly installed on the carriage 11, a driving crushing roller 53 and a driven crushing roller 54 rotatably connected to the bin 51 in a horizontal direction, a motor (not shown) is connected to one end of the driving crushing roller 53, and a gear transmission is allowed between the driving crushing roller 53 and the driven crushing roller 54. The whole top that is open, inside hollow cuboid structure that is of feed bin 51, the top of feed bin 51 is fixed with the stock guide 52 that the slope set up, the one end of stock guide 52 is located driving pulley 41 below, the other end of stock guide 52 stretches into the clearance top between driving crushing roller 53 and the driven crushing roller 54, make soil drop on stock guide 52 after leaving from conveyer belt 42, then soil falls to crushing mechanism 5 along stock guide 52 under the action of gravity, the broken less soil fragment that becomes of bold soil under the common extrusion of driving crushing roller 53 and driven crushing roller 54. In order to improve the soil crushing effect of the crushing mechanism 5, a plurality of convex teeth are provided on the surfaces of the driving crushing roller 53 and the driven crushing roller 54. The side wall of the bin 51 is positioned below the crushing mechanism 5, and a strip-shaped communication hole 511 is formed in the lower portion of the bin, and the communication hole 511 is connected with the feeding mechanism 7.

Referring to fig. 2 and 3, the feeding mechanism 7 includes a hopper 71 fixedly installed on a side wall of the compartment 11, an exhaust fan 72 is connected to an outlet of the hopper 71, an exhaust duct 73 is connected to an outlet of the exhaust fan 72, and the exhaust duct 73 is communicated with the communication hole 511. Solid repairing materials, such as crushed and fermented straws or fermented dry cow dung and the like, are added from the feeding hopper 71, the solid repairing materials are pumped to the exhaust pipe 73 by the exhaust fan 72 and are sprayed out, and the granular solid repairing materials are mixed with the soil falling from the crushing mechanism 5 and fall.

Referring to fig. 2 and 3, the medicine sprinkling mechanism 8 includes a water tank 81 fixedly connected to the storage bin 51, a water pump 82 mounted on the water tank 81, and a communicating pipe 83 connected to the water pump 82, a water inlet of the water pump 82 is connected to a water inlet pipe extending into the water tank 81, a water outlet of the water pump 82 is communicated with the communicating pipe 83, the communicating pipe 83 is horizontally attached to the storage bin 51, and a plurality of nozzles for spraying water to the storage bin 51 are mounted on the communicating pipe 83. The water tank 81 can contain a solution containing a remediation agent, a liquid filling port is formed in the top of the water tank 81, the water pump 82 works to pump the liquid medicine in the water tank 81 to the communicating pipe 83, and then the liquid medicine is sprayed out through the spray head to be mixed with the soil in the storage bin 51.

Referring to fig. 3, in order to improve the effect of combining the soil with the solid or liquid remediation material, a stirring mechanism 6 is further installed in the bin 51. The stirring mechanism 6 comprises a stirring paddle horizontally and rotatably connected to the side wall of the storage bin 51 and a motor for driving the stirring paddle to rotate. An inclined plate 512 is arranged at one side of the bottom of the storage bin 51 far away from the discharge pipe 9, so that the stirred soil can move towards the discharge pipe 9.

One end of the discharge pipe 9 is communicated with the bottom of the storage bin 51, and the soil after stirring and mixing falls down from the discharge pipe 9. In order to reduce the possibility of soil clogging in the discharge pipe 9, the outer wall of the discharge pipe 9 may be fixedly installed with a vibration motor 91.

The working principle of the soil remediation system is as follows:

when the vehicle body 1 moves, the furrow plough 2 turns the soil, and the turned large soil is shoveled by the bucket 3. The soil entering the bucket 3 falls through the through opening 31 onto the conveyor belt 42 under the pressure of the subsequent soil. The conveyor belt 42 transports the soil to the crushing mechanism 5, the soil is separated from the conveyor belt 42 and falls between the two crushing rollers, and the large soil is crushed by the crushing mechanism 5 and falls to the bottom of the bin 51.

According to the needs, the solid repairing material can be added from the loading hopper 71, and the solid repairing material is blown into the storage bin 51 to be mixed with the soil under the action of the exhaust fan 72. The water pump 82 operates to spray the remediation solution from the water tank 81 onto the soil in the bin 51.

The stirring mechanism 6 works to fully stir and mix the soil, the solid repairing materials and the repairing liquid medicine, so that the soil repairing efficiency is improved. The repaired soil falls back to the ground again through the discharging pipe 9 for backfilling, so that the soil can be repaired and backfilled at the same time, and the soil repairing efficiency is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A soil remediation system, characterized by: the forklift comprises a forklift body (1), wherein a furrow plough (2) and a bucket (3) are sequentially arranged at the bottom of a carriage (11) of the forklift body (1) close to the forklift head, an opening of the bucket (3) is arranged towards the advancing direction of the forklift body (1), and a through hole (31) is formed in the bottom of one side, far away from the furrow plough (2), of the bucket (3); a bin (51) is arranged in the carriage (11), a transportation mechanism (4) is connected between the bin (51) and the through hole (31) of the bucket (3), the transportation mechanism (4) is used for transporting soil falling from the through hole (31) to the bin (51), and the bottom of the bin (51) is connected with a discharging pipe (9); the stirring mechanism (6) and the feeding mechanism (7) are connected in the storage bin (51), the feeding mechanism (7) comprises a feeding hopper (71) arranged on the outer wall of the carriage (11), an exhaust fan (72) and an exhaust pipe (73), the exhaust fan (72) is connected with the feeding hopper (71), one end of the exhaust pipe (73) is communicated with an outlet of the exhaust fan (72), and the other end of the exhaust pipe (73) is communicated with the storage bin (51).

2. A soil remediation system according to claim 1, wherein: a crushing mechanism (5) for crushing soil is connected between the inlet of the storage bin (51) and the stirring mechanism (6).

3. A soil remediation system according to claim 2, wherein: the crushing mechanism (5) comprises a driving crushing roller (53) and a driven crushing roller (54) which are horizontally and rotatably connected to the storage bin (51), the driving crushing roller (53) is connected with a motor for driving the driving crushing roller to rotate, and the driving crushing roller (53) and the driven crushing roller (54) are connected through gear transmission and rotate oppositely.

4. A soil remediation system according to claim 3, wherein: the surfaces of the driving crushing roller (53) and the driven crushing roller (54) are provided with a plurality of convex teeth.

5. A soil remediation system according to claim 3, wherein: a material guide plate (52) is fixed at an inlet of the stock bin (51), one end of the material guide plate (52) is positioned below an outlet of the conveying mechanism (4), and the other end of the material guide plate (52) obliquely and downwards extends into the upper part of a gap between the driving crushing roller (53) and the driven crushing roller (54).

6. A soil remediation system according to claim 1, wherein: the stirring mechanism (6) comprises a stirring paddle horizontally and rotatably arranged at the bottom of the storage bin (51) and a motor driving the stirring paddle to rotate.

7. A soil remediation system according to claim 1, wherein: the conveying mechanism (4) comprises a driving belt wheel (41) and a driven belt wheel (43) which are connected through a conveying belt (42), two ends of the driving belt wheel (41) and two ends of the driven belt wheel (43) are both horizontally and rotatably connected with the carriage (11), the axes of the driving belt wheel (41) and the driven belt wheel (43) are vertical to the advancing direction of the vehicle body (1), and one end of the driving belt wheel (41) is connected with a motor for driving the driving belt wheel (41) to rotate; one end of the bottom wall of the carriage (11) close to the bucket (3) is provided with an opening (111) for the transmission belt (42) to pass through.

8. A soil remediation system according to claim 7, wherein: a plurality of baffles (421) which are arranged perpendicular to the conveying direction are uniformly distributed on the conveying belt (42) along the conveying direction.

9. A soil remediation system according to claim 1, wherein: and a vibration motor (91) is fixed on the outer wall of the discharge pipe (9).