CN116351863B - Topdressing device for soil remediation - Google Patents
Topdressing device for soil remediation Download PDFInfo
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- CN116351863B CN116351863B CN202310417868.0A CN202310417868A CN116351863B CN 116351863 B CN116351863 B CN 116351863B CN 202310417868 A CN202310417868 A CN 202310417868A CN 116351863 B CN116351863 B CN 116351863B
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Abstract
The invention discloses a soil remediation topdressing device, which belongs to the technical field of soil treatment and comprises protection side plates connected with conveying equipment through control arms, wherein a protective cover is arranged between the protection side plates at two sides, an inclined conveying plate is arranged at the bottom between the protection side plates, the inclined conveying plate is connected with a soil shoveling plate through a connecting arc plate, a driving motor is arranged on the protection side plates, the driving motor is respectively connected with a soil heat treatment module and a soil topdressing module through driving components, and arc-shaped throwing pieces are uniformly arranged on the outer side wall of a material scattering roller. According to the characteristics of plastic agglomeration and soil crushing after the soil is combusted, the elastic columns which are densely arranged are driven by the rotating ring to rotate, the elastic columns are contacted with the treated soil and crush the soil, the plastic soil mass is transferred into the soil, so that the plastic in the soil is effectively treated, the soil is topdressed and released to the ground by the fertilizer mixing device, the influence of harmful substances on the soil is reduced, and the fertility of the soil is improved.
Description
Technical Field
The invention relates to the technical field of soil treatment, in particular to a topdressing device for soil remediation.
Background
Soil remediation refers to the transfer, absorption, degradation and conversion of contaminants in soil by physical, chemical and biological means to reduce their concentration to acceptable levels or to convert toxic and hazardous contaminants to harmless substances. Basically, the technical principle of contaminated soil remediation can include: changing the existence form of the pollutant in the soil or the combination mode of the pollutant and the soil, reducing the mobility and bioavailability of the pollutant in the environment and reducing the concentration of harmful substances in the soil.
The common soil pollution in agriculture mainly takes white film plastic pollution, white film plastic can be decomposed in soil usually for more than ten years, but the existence of white film plastic can lead to soil impoverishment, soil fertility is insufficient, crops can not absorb enough nutrition to influence the planting of crops, plastic particles generated after the decomposition of white plastic can also influence the growth of crops, residual plastic particles in soil can be absorbed by grains and vegetable crops to cause pollution, and the residual plastic particles harm the health of people and livestock through food chains, and can also enter human or animal bodies along with the drinking water on the surface layer of the soil to directly or indirectly harm the health of the human body, so that the normal life of people is influenced, and how to effectively treat the plastic in the soil is a problem to be solved.
Disclosure of Invention
The invention aims to solve the problems that plastic particles generated after white plastic is decomposed in the prior art can influence the growth of crops, residual plastic particles in soil can be absorbed by grain and vegetable crops to cause pollution, and the residual plastic particles harm the health of people and livestock through a food chain, and can directly or indirectly harm the health of the human body along with the entry of drinking water on the surface layer of the soil into the human body or the animal body to influence the normal life of people.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a soil is restoreed and is used top dressing device, includes the protection curb plate that is connected through the control arm with conveying equipment, both sides be provided with the protection casing between the protection curb plate, the bottom is provided with the slope delivery board between the protection curb plate, the slope delivery board is connected with the shovel board through the connection arc board, be provided with driving motor on the protection curb plate, driving motor is connected with soil thermal treatment module and soil top dressing module respectively through drive assembly, is located soil top dressing module department the protection casing is provided with and spills the material roller, spill the material roller lateral wall evenly to be provided with arc and spill the piece;
the soil heat treatment module comprises a heating table which is adjustably connected with the protective side plate through an adjusting support piece, the outer side wall of the heating table is rotationally connected with a collecting and transferring device, a heat treatment channel which is obliquely arranged is arranged in the heating table, and a gas combustion device is arranged in the heat treatment channel;
the soil topdressing module comprises a storage cylinder arranged on a protective cover, the bottom of the storage cylinder is connected with the protective cover through a fertilizer mixing assembly, the inner wall of a protective side plate is connected with a fixed end cover through an elastic connecting piece, the fixed end covers on two sides are rotationally connected with rotating rings, elastic columns are densely and uniformly arranged between the adjacent rotating rings, and a waste conveying device is arranged on the fixed end cover.
Preferably, the adjusting support piece comprises a support shaft fixedly connected with the heating table, the end part of the support shaft penetrates through the side wall of the protection side plate to extend outwards, and is fixedly connected with an adjusting end cover, and the adjusting end cover is detachably connected with the protection side wall through a plurality of fastening bolts in a threaded mode.
Preferably, the collecting and transferring device comprises a conveying sleeve rotatably arranged on the heating table, a plurality of material changing openings penetrating through the side wall are uniformly formed in the conveying sleeve, and an arc-shaped collecting piece is arranged on the outer side wall of the conveying sleeve at the material changing opening;
the top of the protective cover is provided with a collecting plate, the end part of the collecting plate is uniformly provided with a plurality of screening edge claws, and a plurality of screening openings matched with the screening edge claws are formed in the arc-shaped collecting piece.
Preferably, an arc-shaped opening is formed in the side wall of the heat treatment channel above the gas combustion device, the inner wall of the arc-shaped opening is connected with a magnetic collecting cylinder through a rotating shaft, and one end of the arc-shaped opening is provided with an opening and is connected with exhaust equipment.
Preferably, the fertilizer mixing component comprises a discharge hole which is formed in the protective cover and corresponds to the storage cylinder, the inner wall of the discharge hole is rotationally connected with a cover plate through a torsion spring rotating shaft, two ends of the cover plate are fixedly connected with linkage columns, and groove openings corresponding to the linkage columns are uniformly formed in the outer side wall of the rotating ring.
Preferably, the elastic connecting piece comprises a pressing shaft fixedly connected with the fixed end cover, the end part of the pressing shaft is fixedly connected with a vertical sliding block, a vertical sliding opening is formed in the side wall of the protective side plate, and the vertical sliding block is positioned in the vertical sliding opening and is connected with the inner top of the vertical sliding opening through a downward spring.
Preferably, the waste conveying device comprises three conveying shafts fixedly connected to a fixed end cover, conveying rollers are arranged on the conveying shafts, conveying openings are formed in the fixed end cover and located at the conveying rollers, the ends of the three conveying shafts extend outwards through the fixed end cover and are fixedly connected with meshing gears, and the meshing gears located on two sides are in transmission connection through the middle meshing gears.
Preferably, the driving assembly comprises a driving worm shaft fixedly connected to the output end of the driving motor, and a worm wheel driving ring in transmission connection with the driving worm shaft is arranged on the outer side wall of the conveying sleeve;
the automatic material scattering device is characterized in that the outer side wall of the rotating ring is fixedly connected with a double-tooth driving ring, the meshing gears on two sides are meshed with the inner side wall of the double-tooth driving ring, the material scattering roller is connected with the rotating gear through a rotating shaft, the rotating gear is meshed with the double-tooth driving ring, the fixed end cover is provided with a driving motor, and the output end of the driving motor is connected with a driving gear meshed with the double-tooth driving ring.
Compared with the prior art, the invention has the beneficial effects that:
1. this scheme adopts soil thermal treatment module, utilizes the shovel board to collect soil, realizes carrying the thermal treatment passageway in the heating platform with soil through the arc collection piece on the conveying sleeve, realizes in the thermal treatment passageway that high temperature treatment to soil is restoreed for plastics are by the caking after burning, realize the clearance and with soil separation to harmful substance and the poisonous position in the soil.
2. According to the scheme, according to the characteristics that the soil is burned, the plastic clusters and the soil are crushed, the elastic columns densely arranged in the middle are driven to rotate by the rotating ring, the elastic columns can be in contact with the treated soil during rotation and crush the soil, the plastic soil clusters are transferred into the soil, the plastic in the soil is effectively treated, the soil is topdressed by the fertilizer mixing device and then released to the ground, the influence of harmful substances on the soil is reduced, and the fertility of the soil is improved.
Drawings
Fig. 1 is a schematic main structure diagram of a topdressing device for soil remediation according to the present invention;
fig. 2 is a schematic side view cross-section structure of a topdressing device for soil remediation according to the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2A;
fig. 4 is a schematic structural view of a topdressing device for soil restoration according to the present invention;
FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 4;
fig. 6 is a schematic side view of a topdressing device for soil remediation according to the present invention;
fig. 7 is a schematic diagram of a connection relationship between rotating rings in a topdressing device for soil remediation according to the present invention.
In the figure: 1. a control arm; 2. a protective side plate; 3. a protective cover; 4. tilting the conveying plate; 5. connecting an arc plate; 6. a soil shoveling plate; 7. a driving motor; 8. a spreading roller; 9. an arc-shaped throwing member; 10. a heating table; 11. a heat treatment channel; 12. a gas combustion device; 13. a storage cylinder; 14. fixing the end cover; 15. a rotating ring; 16. an elastic column; 17. a support shaft; 18. adjusting the end cover; 19. a fastening bolt; 20. a delivery sleeve; 21. a reloading opening; 22. an arc-shaped collection member; 23. a collection plate; 24. screening the edge claws; 25. screening the openings; 26. collecting a magnetic cylinder; 27. an exhaust apparatus; 28. a cover plate; 29. a linkage column; 30. a pressing shaft; 31. a vertical sliding block; 32. a conveying roller; 33. a delivery port; 34. a meshing gear; 35. driving the worm shaft; 36. a worm wheel drive ring; 37. a double-tooth drive ring; 38. rotating the gear; 39. a transmission gear.
Detailed Description
The technical solutions of 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, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Example 1
Referring to fig. 1-6, a soil dressing device for repairing soil comprises a protection side plate 2 connected with a conveying device through a control arm 1, wherein, the device is driven by agricultural equipment in use, a protection cover 3 is arranged between the protection side plates 2 at two sides, an inclined conveying plate 4 is arranged at the bottom between the protection side plates 2, the inclined conveying plate 4 is connected with a soil shoveling plate 6 through a connecting arc plate 5, a driving motor 7 is arranged on the protection side plate 2, the driving motor 7 is in the prior art, the driving motor 7 is respectively connected with a soil heat treatment module and a soil dressing module through a driving component, further, the driving component comprises a driving worm shaft 35 fixedly connected at the output end of the driving motor 7, and the outer side wall of a conveying sleeve 20 is provided with a worm gear driving ring 36 in transmission connection with the driving worm shaft 35;
the meshing structure of the drive worm shaft 35 and the worm wheel drive ring 36 is identical to the worm wheel structure, which can realize the unidirectional transmission effect.
The outer side wall of the rotating ring 15 is fixedly connected with a double-tooth driving ring 37, the meshing gears 34 positioned at two sides are meshed with the inner side walls of the double-tooth driving ring 37, so that the meshing gears 34 at two sides are driven in the same direction, the meshing gears 34 positioned in the middle and in meshed connection with the same are opposite to the rotation directions of the meshing gears 34 at two sides, and the three conveying rollers 32 arranged in opposite directions can continuously convey melted plastics to the conveying port 33 in the rotating process, so that the effect of collecting and processing the melted plastics is achieved, a driving motor is arranged on the fixed end cover 14, and the output end of the driving motor is connected with a driving gear 39 in meshed connection with the double-tooth driving ring 37.
The protective cover 3 at the soil topdressing module is provided with a spreading roller 8, the outer side wall of the spreading roller 8 is uniformly provided with arc-shaped throwing pieces 9, the spreading roller 8 is connected with a rotating gear 38 through a rotating shaft, and the rotating gear 38 is meshed with the double-tooth transmission ring 37.
Notably, the spreading roller 8 can be used for spreading the treated soil and the supplemented fertilizer together under the action of the arc-shaped spreading piece 9 in the rotating process, so that the effect of mixing the soil and the fertilizer is realized.
The soil heat treatment module comprises a heating table 10 which is connected with the protective side plate 2 in an adjustable manner through an adjusting support piece, further, the adjusting support piece comprises a support shaft 17 which is fixedly connected with the heating table 10, the end part of the support shaft 17 penetrates through the side wall of the protective side plate 2 to extend outwards, and is fixedly connected with an adjusting end cover 18, and the adjusting end cover 18 is detachably connected with the protective side wall in a threaded manner through a plurality of fastening bolts 19.
The adoption of the technical scheme has the further advantages that the design is carried out according to the thickness of soil treatment and the speed of the device driven to move (the volume of the treated soil), the angle of the heating table 10 is adjusted through the adjusting end cover 18 connected with the fastening bolt 19, and the speed of conveying the soil to be treated in the heat treatment channel 11 is further controlled, so that the time of the soil to be heat treated is controlled.
The outer side wall of the heating table 10 is rotationally connected with a collecting and transferring device, further, the collecting and transferring device comprises a conveying sleeve 20 rotationally arranged on the heating table 10, a plurality of material changing openings 21 penetrating through the side wall are uniformly formed in the conveying sleeve 20, and an arc-shaped collecting piece 22 is arranged on the outer side wall of the conveying sleeve 20 at the material changing opening 21;
it should be noted that, the arc angle between the arc collecting member 22 and the connecting arc plate 5 is adapted, which can ensure that the soil collected intensively by the soil shoveling plate 6 can be conveyed into the heating table 10 under the action of the arc collecting member 22;
further, a collecting plate 23 is arranged at the top end of the protective cover 3, a plurality of screening ribs 24 are uniformly arranged at the end part of the collecting plate 23, and a plurality of screening openings 25 matched with the screening ribs 24 are formed in the arc-shaped collecting piece 22.
The above-mentioned further advantage is that by providing the arc-shaped collecting member 22 with the screening opening 25, it is aimed at collecting the material which cannot enter the heat treatment channel 11, such as larger plastics in some soil or longer branches, so that the impurities are collected on the collecting plate 23 under the action of the screening claw 24, without causing the machine to be jammed.
The heating table 10 is internally provided with a heat treatment channel 11 which is obliquely arranged, the heat treatment channel 11 is internally provided with a gas combustion device 12, the gas combustion device 12 is in the prior art, a gas tank for energy delivery of the gas combustion device can be directly arranged on a driving device, the gas is delivered to the gas combustion device 12 through a pipeline, the heat treatment channel 11 is ignited, the soil is burned, and the heating table 10 is ensured to be in a high-temperature state at the same time, so that the soil can be quickly heated when entering;
an arc-shaped opening is formed in the side wall of the heat treatment channel 11 above the gas combustion device 12, the inner wall of the arc-shaped opening is connected with a magnetic collecting cylinder 26 through a rotating shaft, one end of the arc-shaped opening is provided with an opening, and an exhaust device 27 is connected.
It should be noted that the arc-shaped opening is an exhaust channel during combustion, and the exhaust device 27 is a device commonly used for gas filtering treatment, which is not described in detail herein, and the arrangement of the magnetic collection tube 26 can realize that the magnetic material contained in the soil is absorbed onto the magnetic collection tube 26, so as to realize the purification of the soil.
The plastic bags broken in the soil are heated and melted into clusters by burning the soil at high temperature, and the clustered plastic materials are combined with the surrounding soil containing the plastic materials to form blocks or clusters, so that the plastic bags are distinguished from the subsequent soil;
the soil topdressing module comprises a storage cylinder 13 arranged on a protective cover 3, the bottom of the storage cylinder 13 is connected with the protective cover 3 through a fertilizer mixing component, further, the fertilizer mixing component comprises a discharge hole which is formed in the protective cover 3 and corresponds to the storage cylinder 13, the inner wall of the discharge hole is rotationally connected with a cover plate 28 through a torsion spring rotating shaft, both ends of the cover plate 28 are fixedly connected with linkage columns 29, and groove openings corresponding to the linkage columns 29 are uniformly formed in the outer side walls of the rotating rings 15.
Adopt above-mentioned further benefit to be, when the apron 28 under the action of mixed fertile subassembly rotates in the swivel becket 15 that rotates, can make the linkage post 29 by the continuous vibration of notch, the vibration can cause the apron 28 that the linkage post 29 supported to constantly open and shut, realizes evenly downwards carrying the fertilizer in the storage cylinder 13 in the process of opening and shutting, through the setting of swivel becket 15, can ensure that the conveying speed of soil is unanimous with the conveying speed of fertilizer.
The inner wall of the protective side plate 2 is connected with a fixed end cover 14 through an elastic connecting piece, further, the elastic connecting piece comprises a pressing shaft 30 fixedly connected with the fixed end cover 14, the end part of the pressing shaft 30 is fixedly connected with a vertical sliding block 31, a vertical sliding opening is formed in the side wall of the protective side plate 2, and the vertical sliding block 31 is positioned in the vertical sliding opening and is connected with the inner top of the vertical sliding opening through a pressing spring.
The adoption of the arrangement of the pressing spring has the further advantages that the vertical sliding block 31 can drive the fixed end cover 14 connected with the pressing shaft 30 to elastically move up and down, and the pressing spring can constantly apply downward pressure to the elastic column 16 on the fixed end cover 14, so that the effect of crushing soil and screening soil can be achieved by the elastic column 16.
The fixed end covers 14 positioned on the two sides are rotatably connected with rotating rings 15, and elastic columns 16 are densely and uniformly arranged between the adjacent rotating rings 15;
the heat-treated soil is evaporated in moisture, the heat-treated soil is fragile and fragile, melted plastic soil is clustered and not fragile, the densely arranged elastic columns 16 can be contacted with the heat-treated soil in the rotation process, the extrusion force of the elastic columns 16 can crush the soil when the elastic columns are contacted with the soil, the plastic soil cannot be crushed, the plastic soil can gradually extrude the distance between the two elastic columns under the action of the pressing spring, and the plastic soil enters the upper part of the elastic columns 16 from the position between the two enlarged elastic columns, so that the classification treatment of the plastic soil and the soil is realized;
the waste conveying device is arranged on the fixed end cover 14 and comprises three conveying shafts fixedly connected to the fixed end cover 14, conveying rollers 32 are arranged on the conveying shafts, conveying ports 33 are formed in the fixed end cover 14 at the positions of the conveying rollers, the end parts of the three conveying shafts extend outwards through the side wall of the fixed end cover 14 and are fixedly connected with meshing gears 34, the meshing gears 34 at the two sides are in transmission connection through the middle meshing gears 34, the conveying rollers 32 are of structures with inconsistent diameters at the two ends, the inner diameter of the conveying rollers 32 close to the positions of the conveying ports 33 is smaller, the continuous conveying of plastic soil clusters in the elastic columns 16 to the conveying ports 33 in the rotating process is realized, and therefore the concentrated collection of plastics is realized.
When the soil is restored, the agricultural equipment drives the device to move through the control arm 1, and the driving motor 7 and the driving assembly drive all the components to drive;
the soil is collected through the soil shoveling plate 6 in the moving process, the soil is continuously conveyed backwards in the moving process, at the moment, the conveying sleeve 20 in the rotating process drives the plurality of arc-shaped collecting pieces 22 arranged on the outer side wall of the conveying sleeve to move, the arc-shaped collecting pieces 22 can convey the soil upwards in the moving process, and finally the soil is conveyed into the heat treatment channel 11 at the moment when the material changing opening 21 is contacted with the heat treatment channel 11 on the heating table 10, at the moment, the gas combustion device 12 arranged inside can realize high-temperature roasting of the soil, the high temperature can eliminate harmful positions such as volatile harmful substances, pesticide residues and insect eggs in the soil, and the treated soil can be conveyed downwards along the heat treatment channel 11, so that the effect of repairing the soil at the high temperature is achieved;
the plastics that is after being heat-treated among the soil after being handled can agglomerate, soil can be under the effect of slope delivery board 4 constantly carry to protection casing 3 department this moment, two rotatory rings 15 in the in-process of carrying constantly can drive the elastic column 16 that set up in the centre and rotate, elastic column 16 can contact with the soil after handling when rotating, the extrusion force of elastic column 16 can be broken soil when contacting soil, and plastics soil mass can't be broken, can progressively make plastics soil mass extrude the distance between two elastic columns under the effect of pushing down the spring, make plastics soil mass enter into elastic column 16 top from between two elastic columns that grow, realize rejecting plastics in soil, the material loading after being rejected is in the enclosure that elastic column 16 constitutes, soil is in the below, fertilizer in the storage cylinder 13 evenly conveys downwards, mix with the soil after handling, and return to the ground under the effect of the arc piece 9 on spilling material roller 8, and realize the effect of mixing fertilizer.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a soil is restoreed and is used top dressing device, includes protection curb plate (2) that are connected through control arm (1) with conveying equipment, its characterized in that, both sides be provided with protection casing (3) between protection curb plate (2), the bottom is provided with slope conveying board (4) between protection curb plate (2), slope conveying board (4) are connected with shovel board (6) through connecting arc board (5), be provided with driving motor (7) on protection curb plate (2), driving motor (7) are connected with soil thermal treatment module and soil top dressing module respectively through drive assembly, are located soil top dressing module department be provided with on protection casing (3) spill material roller (8), spill material roller (8) lateral wall evenly are provided with arc throwing piece (9);
the soil heat treatment module comprises a heating table (10) which is connected with a protection side plate (2) in an adjustable manner through an adjusting support piece, the outer side wall of the heating table (10) is rotationally connected with a collecting and transferring device, a heat treatment channel (11) which is obliquely arranged is arranged in the heating table (10), and a gas combustion device (12) is arranged in the heat treatment channel (11);
the soil topdressing module comprises a storage cylinder (13) arranged on a protective cover (3), wherein the bottom of the storage cylinder (13) is connected with the protective cover (3) through a fertilizer mixing assembly, the inner wall of a protective side plate (2) is connected with a fixed end cover (14) through an elastic connecting piece, the fixed end covers (14) positioned on two sides are rotationally connected with rotating rings (15), elastic columns (16) are densely and uniformly distributed between the adjacent rotating rings (15), and a waste conveying device is arranged on the fixed end cover (14);
the elastic connecting piece comprises a pressing shaft (30) fixedly connected with the fixed end cover (14), the end part of the pressing shaft (30) is fixedly connected with a vertical sliding block (31), a vertical sliding opening is formed in the side wall of the protective side plate (2), and the vertical sliding block (31) is positioned in the vertical sliding opening and is connected with the inner top of the vertical sliding opening through a downward pressing spring;
the waste conveying device comprises three conveying shafts fixedly connected to a fixed end cover (14), conveying rollers (32) are arranged on the conveying shafts, conveying ports (33) are formed in the fixed end cover (14) at the positions of the conveying rollers, the end parts of the three conveying shafts extend outwards through the side wall of the fixed end cover (14), meshing gears (34) are fixedly connected, and the meshing gears (34) at the two sides are in transmission connection through the middle meshing gears (34);
the collecting and transferring device comprises a conveying sleeve (20) rotatably arranged on a heating table (10), a plurality of material changing openings (21) penetrating through the side wall are uniformly formed in the conveying sleeve (20), and arc-shaped collecting pieces (22) are arranged on the outer side wall of the conveying sleeve (20) at the material changing openings (21);
the top end of the protective cover (3) is provided with a collecting plate (23), the end part of the collecting plate (23) is uniformly provided with a plurality of screening edge claws (24), and a plurality of screening openings (25) matched with the screening edge claws (24) are formed in the arc-shaped collecting piece (22);
the driving assembly comprises a driving worm shaft (35) fixedly connected to the output end of the driving motor (7), and a worm wheel driving ring (36) in transmission connection with the driving worm shaft (35) is arranged on the outer side wall of the conveying sleeve (20);
the automatic feeding device is characterized in that a double-tooth transmission ring (37) is fixedly connected to the outer side wall of the rotating ring (15), meshing gears (34) on two sides are meshed with the inner side wall of the double-tooth transmission ring (37), the feeding roller (8) is connected with a rotating gear (38) through a rotating shaft, the rotating gear (38) is meshed with the double-tooth transmission ring (37), a transmission motor is arranged on the fixed end cover (14), and the output end of the transmission motor is connected with a transmission gear (39) meshed with the double-tooth transmission ring (37);
the elastic columns (16) densely arranged are contacted with the soil after heat treatment in the rotation process, the extrusion force of the elastic columns (16) can crush the soil when contacting the soil, the plastic soil mass cannot crush, the plastic soil mass can gradually extrude the distance between the two elastic columns (16) under the action of the downward-pressing spring, and the plastic soil mass enters the upper part of the elastic columns (16) from the position between the two enlarged elastic columns (16).
2. The topdressing device for soil remediation according to claim 1, wherein the adjusting support member comprises a support shaft (17) fixedly connected with the heating table (10), the end part of the support shaft (17) extends outwards through the side wall of the protection side plate (2), and is fixedly connected with an adjusting end cover (18), and the adjusting end cover (18) is detachably connected with the protection side plate (2) through a plurality of fastening bolts (19) in a threaded mode.
3. The topdressing device for soil remediation according to claim 1, wherein an arc-shaped opening is formed in the side wall of the heat treatment channel (11) above the gas combustion device (12), the inner wall of the arc-shaped opening is connected with a collecting magnetic cylinder (26) through a rotating shaft, and one end of the arc-shaped opening is arranged in an opening manner and is connected with an exhaust device (27).
4. The topdressing device for soil remediation according to claim 1, wherein the fertilizer mixing assembly comprises a discharge hole which is formed in the protective cover (3) and corresponds to the storage cylinder (13), the inner wall of the discharge hole is rotationally connected with a cover plate (28) through a torsion spring rotating shaft, two ends of the cover plate (28) are fixedly connected with linkage columns (29), and groove openings which correspond to the linkage columns (29) are uniformly formed in the outer side wall of the rotating ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310417868.0A CN116351863B (en) | 2023-04-19 | 2023-04-19 | Topdressing device for soil remediation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310417868.0A CN116351863B (en) | 2023-04-19 | 2023-04-19 | Topdressing device for soil remediation |
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| CN116351863A CN116351863A (en) | 2023-06-30 |
| CN116351863B true CN116351863B (en) | 2023-10-03 |
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| CN202310417868.0A Active CN116351863B (en) | 2023-04-19 | 2023-04-19 | Topdressing device for soil remediation |
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