CN-121972499-A - Promote plant to restore soil heavy metal pollution auxiliary device

CN121972499ACN 121972499 ACN121972499 ACN 121972499ACN-121972499-A

Abstract

The invention belongs to the technical field of soil remediation, in particular to an auxiliary device for promoting phytoremediation of heavy metal pollution of soil, aiming at the problems that when the existing device is smashed through a smashing rod, longer branches and leaves and grass roots are wound on the smashing rod, the smashing rod is positioned in the smashing rod, cleaning is convenient, a U-shaped hopper and a partition plate are easy to block, the scheme is now provided that the auxiliary device comprises a smashing frame, supporting legs for supporting the smashing frame are fixedly arranged at four corners of the bottom of the smashing frame, a feed hopper is arranged at the top of the smashing frame, rectangular holes are formed in the bottom of the feed hopper, and a motor is started to drive a feed roller to rotate to convey soil, drive a filter plate to shake, filter the soil, crush the soil and push the grass roots to move in the filtering process, cut off the grass roots, and finally burn the grass roots, so that insect eggs in the soil can be killed, the grass ash can be used as a nutrient, and the remediation effect can be improved.

Inventors

YU HUISHENG
WEN JUN
GAO HAITAO
YANG XIAOHUA
XU JIA
ZENG WEI
ZHANG DONGDONG
LUO ZHONGXING
YANG QINGSHENG
HE YIJUN
XIE WUPING
XIAO XIANG
CHEN ZEGANG

Assignees

湖南省生态地质调查监测所

Dates

Publication Date: 20260505
Application Date: 20240418

Claims (10)

1. The utility model provides a promote phytoremediation soil heavy metal pollution auxiliary device, includes smashes frame (1), smash the bottom four corners position of frame (1) and all fix and be equipped with supporting leg (2) that are used for supporting smashing frame (1), a serial communication port, the top of smashing frame (1) is equipped with feeder hopper (3), rectangular hole (15) have been seted up to the bottom of feeder hopper (3), be equipped with a plurality of baffles (16) in rectangular hole (15) for control unloading speed, and baffle (16) and rectangular hole (15) cooperation use can be to the grass root preliminary cutting, one side of feeder hopper (3) is fixed and is equipped with motor (13), motor (13) output is connected with baffle (16), for baffle (16) transmission power. The filter plates (18) are rotatably arranged in the crushing frame (1), and are matched with the plurality of baffles (16) to shake the filter plates (18) for filtering soil; the cutting frame (6), cutting frame (6) is set up in one side of smashing the frame (1), the inner wall of cutting frame (6) is fixed to be equipped with cutter (8), the top of cutting frame (6) slides and is equipped with clamp plate (7) that cooperates with cutter (8) and use, knife groove (31) corresponding to cutter (8) are offered to the bottom of clamp plate (7), clamp plate (7) are connected with filter (18) transmission for cut off the grass root; The combustion cylinder (9), the combustion cylinder (9) is arranged below the crushing frame (1) and the cutting frame (6), a discharging pipe (14) for discharging is fixedly arranged at the bottom of the combustion cylinder (9) in a penetrating manner and is communicated with the crushing frame (1) and the cutting frame (6) for containing soil and grass roots, and a combustor (10) is arranged at one side of the combustion cylinder (9) and is used for burning the soil and the grass roots in the combustion cylinder (9); and the crushing mechanism is arranged on the filter plate (18) and is used for crushing larger soil.
2. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 1, wherein the rectangular hole (15) is rotationally provided with a feeding roller (4), a plurality of baffles (16) are uniformly distributed on the outer wall of the feeding roller (4), and the output end of the motor (13) is fixedly connected with the feeding roller (4).
3. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 1, wherein a first rotating shaft (17) is arranged on the inner wall of the crushing frame (1) in a rotating mode, the filter plate (18) is fixedly sleeved on the first rotating shaft (17), at least two second tension springs (25) are fixedly arranged between the top of the filter plate (18) and the feeding hopper (3), and a protruding block (27) matched with the baffle plate (16) is fixedly arranged on the top of the filter plate (18).
4. A plant restoration soil heavy metal pollution promotion auxiliary device according to claim 3, characterized in that, the top of cutting off frame (6) is fixed and is equipped with extension board (30), the fixed a plurality of guide rails (32) that are equipped with in one side of extension board (30), clamp plate (7) slip cap are established on a plurality of guide rails (32), the fixed cover of outer wall of first axis of rotation (17) is equipped with connecting rod (41) that are located crushing frame (1) both sides, second kidney-shaped hole (42) have been seted up to one side of connecting rod (41), be equipped with second spliced pole (43) in second kidney-shaped hole (42), second spliced pole (43) are fixed to be established in one side of clamp plate (7).
5. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 1, wherein the crushing mechanism comprises a plurality of first wedges (19) fixedly arranged at the top of the filter plate (18), a plurality of second wedges (20) are slidably arranged at the top of the filter plate (18), the second wedges (20) are positioned between two adjacent first wedges (19), one end of each second wedge (20) is fixedly provided with one connecting plate (21), one side of the crushing frame (1) is provided with at least two abutting plates (26), and the connecting plates (21) are in transmission connection with the abutting plates (26).
6. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 5, wherein a fixed plate (23) is fixedly arranged at the top of the filter plate (18), a sliding rod (22) which is in contact with a contact plate (26) is arranged on one side of the fixed plate (23) in a penetrating and sliding manner, the other end of the sliding rod (22) is fixedly connected with the connecting plate (21), a first tension spring (24) is sleeved on the outer wall of the sliding rod (22), and two ends of the first tension spring (24) are respectively fixedly connected with one side, close to each other, of the connecting plate (21) and the fixed plate (23).
7. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 6, wherein the bottoms of the crushing frame (1) and the cutting frame (6) are respectively and fixedly provided with a second discharging hopper (29) and a first discharging hopper (28), the first discharging hopper (28) and the second discharging hopper (29) are both communicated and connected with the combustion cylinder (9), a guide plate (33) for guiding soil is fixedly arranged on the inner wall of the crushing frame (1), the abutting plate (26) is obliquely and fixedly arranged on the guide plate (33), and a vibrating mechanism matched with the filter plate (18) is arranged on one side of the crushing frame (1) and used for accelerating soil movement on the guide plate (33).
8. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 7, wherein the vibrating mechanism comprises two first rotating seats (36) fixedly arranged on one side of the crushing frame (1), a rotating plate (37) is rotatably arranged between the two first rotating seats (36) through a second rotating shaft (35), a knocking rod (34) for knocking the crushing frame (1) is fixedly arranged at one end of the rotating plate (37), a first kidney-shaped hole (38) is formed in one side of the rotating plate (37), a first connecting column (39) is arranged in the first kidney-shaped hole (38), second rotating seats (40) are fixedly arranged at two ends of the first connecting column (39), and the second rotating seats (40) are fixedly arranged on one side of the filter plate (18).
9. The auxiliary device for promoting phytoremediation of heavy metal pollution of soil according to claim 2, wherein the inner wall of the combustion cylinder (9) is provided with a spiral conveying roller (11) in a penetrating and rotating manner, the outer walls of the spiral conveying roller (11) and the feeding roller (4) are fixedly sleeved with synchronous wheels (12), and the outer walls of the two synchronous wheels (12) are provided with the same synchronous belt (5) in a transmission manner, so as to convey soil in the combustion cylinder (9).
10. An auxiliary method for promoting phytoremediation of soil by heavy metal pollution according to any one of claims 1 to 9, comprising the steps of: S1, firstly, pouring soil into a feed hopper (3), starting a motor (13) to enable the soil to fall on a filter plate (18), filtering, and enabling smaller soil to fall into a combustion cylinder (9) through a crushing frame (1) and a first discharge hopper (28); s2, driving the filter plate (18) to shake by the motor (13) and driving the second wedge block (20) to approach the first wedge block (19), crushing larger soil blocks, and pushing grass roots to the cutter (8); S3, then, when the filter plate (18) is reset and rotated, the pressing plate (7) is driven to move downwards, and grass roots can be cut off by matching with the cutter (8) so as to fall into the burner (10); s4, starting a burner (10), spraying fire into the combustion cylinder (9), and burning soil and grass roots; and S5, finally, the motor (13) drives the spiral conveying roller (11) to rotate so as to convey the burnt soil.

Description

Promote plant to restore soil heavy metal pollution auxiliary device Technical Field The invention relates to the technical field of soil remediation, in particular to an auxiliary device for promoting phytoremediation of soil heavy metal pollution. Background Soil pollutants can be broadly divided into two general categories, inorganic and organic. The inorganic pollutants mainly comprise acid, alkali, heavy metal, salts, compounds of radioactive elements cesium and strontium, compounds containing arsenic, selenium and fluorine, and the like. The organic pollutants mainly comprise organic pesticides, phenols, petroleum, synthetic detergents, harmful microorganisms caused by municipal sewage, sludge and manure, and the like. When the soil contains too much harmful substances and exceeds the self-cleaning capacity of the soil, the composition, structure and function of the soil are changed, and the microbial activity is inhibited, so that the degree of harming the human health is achieved. The utility model with the bulletin number of CN216857745U provides a garden soil heavy metal pollution restoration device through retrieval. The garden soil heavy metal pollution repairing device comprises a box body, a feeding hopper, a U-shaped hopper, a separation net, a sealing baffle, a soil tamping mechanism, a steam generating mechanism, a heavy metal gas treatment mechanism and a drying mechanism, wherein a discharge hole is formed in one side of the box body, the feeding hopper is arranged at the top of the box body, the U-shaped hopper is fixedly arranged on the inner wall of the box body, the separation net is fixedly arranged on the inner wall of the box body, the sealing baffle is arranged on the discharge hole, the soil tamping mechanism is arranged on the box body, the steam generating mechanism is arranged on one side of the box body, the heavy metal gas treatment mechanism is arranged on one side of the box body, and the drying mechanism is arranged on the box body. The garden soil heavy metal pollution restoration device provided by the utility model has the advantages of good restoration effect, capability of treating gaseous heavy metal and drying function. The device has the following defects that soil is treated through high temperature and steam during use, but grass roots, branches and leaves are contained in the soil, when the mashed rod is used for mashing, longer branches and leaves and grass roots are wound on the mashed rod, the mashed rod is positioned in the mashed rod, the cleaning is convenient, and the U-shaped hopper and the partition plate are easy to block. Disclosure of Invention The invention aims to solve the defects that in the prior art, when a mashing rod is used for mashing, longer branches, leaves and grass roots are wound on the mashing rod, the mashing rod is positioned inside, the cleaning is convenient, and a U-shaped bucket and a partition plate are easy to block, and provides an auxiliary device for promoting phytoremediation of heavy metal pollution of soil. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a promote phytoremediation soil heavy metal pollution auxiliary device, includes smashes the frame, smash the bottom four corners position of frame and all fix and be equipped with the supporting leg that is used for supporting smashing the frame, smash the top of frame and be equipped with the feeder hopper, rectangular hole has been seted up to the bottom of feeder hopper, be equipped with a plurality of baffles in the rectangular hole for control unloading speed, and baffle and rectangular hole cooperation use can be to the grass root preliminary cutting, the fixed motor that is equipped with in one side of feeder hopper, the motor output is connected with the baffle, for baffle transmission power; the filter plates are rotatably arranged in the crushing frame and are matched with the plurality of baffles to shake the filter plates for filtering soil; the cutting frame is arranged on one side of the crushing frame, a cutter is fixedly arranged on the inner wall of the cutting frame, a pressing plate matched with the cutter is slidably arranged above the cutting frame, a cutter groove corresponding to the cutter is formed in the bottom of the pressing plate, and the pressing plate is in transmission connection with the filter plate and used for cutting grass roots; The combustion cylinder is arranged below the crushing frame and the cutting frame, a discharging pipe for discharging is fixedly arranged at the bottom of the combustion cylinder in a penetrating manner and communicated with the crushing frame and the cutting frame for accommodating soil and grass roots, and a combustor is arranged at one side of the combustion cylinder and used for combusting the soil and the grass roots in the combustion cylinder; Crushing mechanism sets up on the filter for crush great earth. In one possible