CN219766365U - Device for repairing heavy metal pollution of soil through biochar - Google Patents

Device for repairing heavy metal pollution of soil through biochar Download PDF

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Publication number
CN219766365U
CN219766365U CN202321333101.1U CN202321333101U CN219766365U CN 219766365 U CN219766365 U CN 219766365U CN 202321333101 U CN202321333101 U CN 202321333101U CN 219766365 U CN219766365 U CN 219766365U
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China
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soil
fixedly connected
biochar
rotating
mixing box
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CN202321333101.1U
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Chinese (zh)
Inventor
刘嫦娥
段昌群
罗庆睿
赵奕乔
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Yunnan University YNU
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Yunnan University YNU
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Abstract

The utility model relates to the technical field of soil remediation, in particular to a device for remediating heavy metal pollution of soil by biochar, which comprises a mixing box, wherein a bracket is fixedly connected to the side surface of the mixing box, a motor is fixedly connected to the top of the bracket, a rotating shaft is fixedly connected to the tail end of a main shaft of the motor, a stirring shaft is fixedly connected to the tail end of the rotating shaft, the tail end of the stirring shaft is in rotary connection with the mixing box, and stirring blades are fixedly connected to the outer side of the stirring shaft; according to the utility model, the motor drives the rotating shaft to rotate and simultaneously drives the stirring shaft and the stirring blades to rotate so as to drive the soil to turn, and the driving sprocket, the chain, the driven sprocket, the rotating column and the rotating rod are used for rotating simultaneously when the rotating shaft rotates, so that the blanking plate rotates so as to achieve the aim of slowly blanking the biochar powder, the biochar powder is uniformly scattered on the soil surface when the soil turns, the soil and the biochar powder are fully mixed, the soil can be fully contacted with the biochar, and the soil repairing speed is accelerated.

Description

Device for repairing heavy metal pollution of soil through biochar
Technical Field
The utility model relates to the technical field of soil remediation, in particular to a device for remediating heavy metal pollution of soil through biochar.
Background
Soil is a natural house and purification treatment place of various wastes, and the soil receives pollutants and does not indicate that the soil is polluted, and only when the various pollutants contained in the soil are excessive, influence and exceed the self-cleaning capacity of the soil, the soil is affected in a harmful way in sanitation and epidemiology, so that the soil is indicated to be polluted. The soil pollution is caused by a plurality of reasons, such as industrial sludge, garbage agriculture, sewage irrigation, sedimentation of pollutants in the atmosphere, a large amount of mineral fertilizers and pesticides containing heavy metals are used, and the soil has certain purifying capacity, but when the amount of the pesticides entering the soil exceeds the environmental capacity of the soil, the soil pollution is formed, the soil ecological system is seriously influenced, and meanwhile, the pesticides enter a human body through a food chain and damage is caused to the health of the human body.
At present, the heavy metal pollution of the soil is generally remedied by mixing biochar with the heavy metal polluted soil, plants capable of converting heavy metals into volatile forms are utilized, heavy metal substances contained in the soil are converted into volatile form gas, and the effect of repairing the soil is achieved, but the mixing mode is generally that the crushed powder of the biochar is directly poured into the soil to be repaired, and then the soil is stirred to be fully mixed, because the mobility of the soil is not strong, the biochar powder is not easy to fully mix with the soil, and the efficiency of the mixing mode is poor.
Disclosure of Invention
The utility model aims to provide a device for repairing heavy metal pollution of soil by using biochar, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
as an alternative to the device for repairing heavy metal pollution of soil by biochar according to the present utility model, wherein: the device for repairing heavy metal pollution of soil through biochar comprises a mixing box and supporting legs, wherein a discharging plate is arranged at the bottom of the mixing box, a support is fixedly connected to the side face of the mixing box, a motor is fixedly connected to the top of the support, a rotating shaft is fixedly connected to the tail end of a main shaft of the motor, a stirring shaft is fixedly connected to the tail end of the rotating shaft, the tail end of the stirring shaft is in rotary connection with the mixing box, and stirring blades are fixedly connected to the outer side of the stirring shaft;
the top fixedly connected with transition frame of mixing box, the top fixedly connected with unloading frame of transition frame, the top fixedly connected with unloading hopper of unloading frame, the front side of mixing box rotates and is connected with the unloading door, external power supply when using, when repairing soil, through opening the unloading door, then put in soil to inside, place the charcoal powder material inside the unloading hopper, through the starter motor, the motor drives the pivot and rotates, and the pivot drives the stirring vane in (mixing) shaft and outside and rotate, ensure that soil obtains stirring this moment, and the inside charcoal powder of unloading hopper drops and mix with the soil contact and stirring, guarantee soil and charcoal powder intensive mixing for soil can fully contact with the charcoal, speed to the restoration of soil is accelerated.
As an alternative to the device for repairing heavy metal pollution of soil by biochar according to the present utility model, wherein: the inside fixedly connected with otter board of transition frame, and when the biochar powder is whereabouts, its biochar powder when passing through the otter board, its biochar powder evenly falls, ensures that evenly spill on the soil surface of stirring, then carries out subsequent mixed purpose.
As an alternative to the device for repairing heavy metal pollution of soil by biochar according to the present utility model, wherein: the automatic soil stirring and discharging machine is characterized in that a driving sprocket is fixedly connected to the outer side of the rotating shaft, a chain is arranged on the outer side of the driving sprocket, a driven sprocket is connected to the upper side of the chain, a rotating column is fixedly connected to the inner side of the driven sprocket, a butt joint assembly is connected to the other end of the rotating column, a rotating rod is fixedly connected to the other end of the butt joint assembly, the other end of the rotating rod is rotationally connected with a discharging frame, when the motor drives the rotating shaft to rotate, the driving sprocket on the outer side of the rotating shaft rotates along with the rotating shaft, the driven sprocket on the upper side is driven to rotate under the action of the chain, the rotating column is further rotated, the rotating rod is driven by the butt joint assembly to rotate, a discharging plate on the outer side of the rotating rod is further rotated, and the inner biochar powder material uniformly falls down, so that soil stirring and automatic discharging are carried out under the driving of the motor.
As an alternative to the device for repairing heavy metal pollution of soil by biochar according to the present utility model, wherein: the butt joint assembly comprises a connecting sleeve and a limiting pin, the outer side of the connecting sleeve is fixedly connected with a rotating column, the inner side of the connecting sleeve is rotationally connected with a rotating rod, the outer side of the connecting sleeve is spirally connected with the limiting pin, one end of the limiting pin is inserted into the rotating rod, when soil turns, biochar materials fall down together, after biochar powder blanking is completed, the rotating rod and the connecting sleeve can be taken down through the limiting pin, the rotating rod and the connecting sleeve rotate mutually, at the moment, biochar is not easy to continue to fall down, the soil is guaranteed to continue to turn, full mixing of the biochar is guaranteed, and a limiting ring is arranged on one side of the rotating rod, which is positioned in the connecting sleeve, for the rotating rod and the connecting sleeve to stably rotate, and dislocation separation is not easy to occur.
As an alternative to the device for repairing heavy metal pollution of soil by biochar according to the present utility model, wherein: the blanking plate is positioned on the inner side of the blanking frame, the blanking plates are uniformly distributed in the inner side of the rotating rod, the end faces of the blanking plates on the front side and the rear side are in close contact with the blanking frame, the blanking plates can be driven to rotate when the rotating rod rotates, and the blanking plates drive the biological carbon powder materials to fall down to achieve the purpose of batching.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the motor drives the rotating shaft to rotate and simultaneously drives the stirring shaft and the stirring blades to rotate, so that soil can be driven to turn at the moment, and the rotating shaft rotates and simultaneously rotates through the driving sprocket, the chain, the driven sprocket, the rotating column and the rotating rod, so that the purpose of slowly discharging the biochar powder can be realized by rotating the discharging plate, the biochar powder is uniformly scattered on the soil surface when the soil turns, the soil and the biochar powder are ensured to be fully mixed, the soil can be fully contacted with the biochar, and the repairing speed of the soil is accelerated;
meanwhile, when the device drives soil to turn, the rotating shaft drives the driving sprocket to rotate, so that the driven sprocket above the device is driven by the chain to rotate, and the rotating rod is driven by the butt joint assembly to rotate, so that soil turning and automatic discharging of biochar powder are realized under the drive of one motor, and the cost is saved;
and when the biochar powder is fed by a certain amount, the connecting sleeve and the rotating rod rotate mutually at the moment through detaching the limiting pin, so that the biochar can be stopped to fall at the moment, and the waste of resources caused by excessive use of the biochar powder is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a schematic structural view of the blanking plate of the present utility model;
fig. 4 is a schematic structural view of a docking assembly according to the present utility model.
In the figure: 1. a mixing box; 2. a support leg; 3. a discharge plate; 4. a bracket; 5. a motor; 6. a rotating shaft; 7. a drive sprocket; 8. a blanking door; 9. a chain; 10. a driven sprocket; 11. rotating the column; 12. connecting sleeves; 13. a limiting pin; 14. a rotating lever; 15. a blanking frame; 16. a transition frame; 17. discharging a hopper; 18. a blanking plate; 19. a screen plate; 20. a stirring shaft; 21. stirring vane.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 and 2, the present utility model provides a technical solution:
the device for repairing heavy metal pollution of soil through biochar comprises a mixing box 1 and supporting legs 2, wherein a discharging plate 3 is arranged at the bottom of the mixing box 1, a support 4 is fixedly connected to the side surface of the mixing box 1, a motor 5 is fixedly connected to the top of the support 4, a rotating shaft 6 is fixedly connected to the tail end of a main shaft of the motor 5, a stirring shaft 20 is fixedly connected to the tail end of the rotating shaft 6, the tail end of the stirring shaft 20 is in rotary connection with the mixing box 1, and stirring blades 21 are fixedly connected to the outer side of the stirring shaft 20;
the top of the mixing box 1 is fixedly connected with a transition frame 16, the top of the transition frame 16 is fixedly connected with a blanking frame 15, the top of the blanking frame 15 is fixedly connected with a blanking hopper 17, and the front side of the mixing box 1 is rotatably connected with a blanking door 8.
The powder after the biochar is crushed is poured into the soil to be repaired directly, then the soil is stirred to enable the powder to be fully mixed, the biochar powder is not easy to fully mix with the soil because the soil fluidity is not strong, therefore, the efficiency of the mixing mode is poor, the device is externally connected with a power supply when in use, when the soil is repaired, the discharging door 8 is opened, then the soil is put into the interior, the biochar powder material is placed in the discharging hopper 17, the motor 5 drives the rotating shaft 6 to rotate through the starting motor 5, the rotating shaft 6 drives the stirring shaft 20 and the stirring blades 21 on the outer side to rotate, the soil is ensured to be turned at the moment, the biochar powder in the discharging hopper 17 falls and is stirred and mixed with the soil, the soil and the biochar powder are ensured to be fully mixed, the soil can be fully contacted with the biochar, and the repairing speed of the soil is accelerated.
Example 2
In this embodiment, referring to fig. 1 and 2, the screen 19 is fixedly connected to the inside of the transition frame 16.
When the biochar powder falls down, the biochar powder uniformly falls down when passing through the screen plate 19, so that the biochar powder is ensured to be uniformly scattered on the surface of the turned soil, and then the subsequent mixing purpose is carried out.
Example 3
In this embodiment, as shown in fig. 1 and 2, specifically, a driving sprocket 7 is fixedly connected to an outer side of the rotating shaft 6, a chain 9 is disposed on an outer side of the driving sprocket 7, a driven sprocket 10 is connected to an upper side of the chain 9, a rotating column 11 is fixedly connected to an inner side of the driven sprocket 10, a docking assembly is connected to an other end of the rotating column 11, a rotating rod 14 is fixedly connected to the other end of the docking assembly, and the other end of the rotating rod 14 is rotatably connected to a blanking frame 15.
When the motor 5 drives the rotating shaft 6 to rotate, the driving sprocket 7 at the outer side of the rotating shaft 6 rotates along with the rotating shaft, and the driven sprocket 10 at the upper side is driven to rotate under the action of the chain 9, so that the rotating column 11 rotates, the rotating rod 14 rotates under the drive of the butt joint assembly, the blanking plate 18 at the outer side of the rotating rod 14 rotates, and the internal biochar powder material uniformly falls, the purposes of soil stirring and automatic blanking under the drive of one motor 6 are achieved, and the circumference of the driven sprocket 10 is tens of times of that of the driving sprocket 7, so that the purposes of soil stirring for many times and slow dropping of the biochar material can be achieved.
Example 4
In this embodiment, as an improvement of embodiment 3, please refer to fig. 1, 2 and 4, specifically, the docking assembly includes a connecting sleeve 12 and a limiting pin 13, the outer side of the connecting sleeve 12 is fixedly connected with a rotating column 11, the inner side of the connecting sleeve 12 is rotatably connected with a rotating rod 14, the outer side of the connecting sleeve 12 is spirally connected with the limiting pin 13, and one end of the limiting pin 13 is inserted into the rotating rod 14.
And when soil turns, the biochar material falls together, and after the biochar powder blanking is accomplished, through taking off spacer pin 13, dwang 14 and adapter sleeve 12 take place rotation each other, and the biochar is difficult for continuing to fall this moment, guarantees that soil continues to turn, guarantees that it intensive mixing, and the dwang 14 is located the inside one side of adapter sleeve 12 and is equipped with the spacing ring and is used for dwang 14 and adapter sleeve 12 stable rotation and be difficult for taking place dislocation and break away from.
Example 5
In this embodiment, as an improvement of embodiment 4, referring to fig. 1, 2 and 3, specifically, the inner side of the rotating rod 14 located inside the blanking frame 15 is fixedly connected with uniformly distributed blanking plates 18, and the end surfaces of the blanking plates 18 on the front and rear sides are in close contact with the blanking frame 15.
When the rotating rod 14 rotates, the blanking plate 18 can be driven to rotate, and the blanking plate 18 drives the biological carbon powder material to drop so as to achieve the purpose of batching.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a restore soil heavy metal pollution's device through biochar, includes mixing box (1) and landing leg (2), its characterized in that: the bottom of the mixing box (1) is provided with a discharging plate (3), the side surface of the mixing box (1) is fixedly connected with a bracket (4), the top of the bracket (4) is fixedly connected with a motor (5), the tail end of a main shaft of the motor (5) is fixedly connected with a rotating shaft (6), the tail end of the rotating shaft (6) is fixedly connected with a stirring shaft (20), the tail end of the stirring shaft (20) is rotationally connected with the mixing box (1), and the outer side of the stirring shaft (20) is fixedly connected with a stirring blade (21);
the top fixedly connected with transition frame (16) of mixing box (1), the top fixedly connected with unloading frame (15) of transition frame (16), the top fixedly connected with unloading hopper (17) of unloading frame (15), the front side of mixing box (1) rotates and is connected with unloading door (8).
2. The apparatus for repairing heavy metal pollution of soil by biochar according to claim 1, wherein: the inside of the transition frame (16) is fixedly connected with a screen plate (19).
3. The apparatus for repairing heavy metal pollution of soil by biochar according to claim 1, wherein: the automatic feeding device is characterized in that a driving sprocket (7) is fixedly connected to the outer side of the rotating shaft (6), a chain (9) is arranged on the outer side of the driving sprocket (7), a driven sprocket (10) is connected to the upper side of the chain (9), a rotating column (11) is fixedly connected to the inner side of the driven sprocket (10), a butt joint assembly is connected to the other end of the rotating column (11), a rotating rod (14) is fixedly connected to the other end of the butt joint assembly, and the other end of the rotating rod (14) is in rotary connection with a blanking frame (15).
4. A device for remediating heavy metal contaminated soil by biochar according to claim 3, wherein: the butt joint assembly comprises a connecting sleeve (12) and a limiting pin (13), wherein the outer side of the connecting sleeve (12) is fixedly connected with a rotating column (11), a rotating rod (14) is rotatably connected to the inner side of the connecting sleeve (12), the outer side of the connecting sleeve (12) is spirally connected with the limiting pin (13), and one end of the limiting pin (13) is inserted into the rotating rod (14).
5. A device for remediating heavy metal contaminated soil by biochar according to claim 3, wherein: the inner side of the rotating rod (14) positioned at the inner side of the blanking frame (15) is fixedly connected with blanking plates (18) which are uniformly distributed, and the end surfaces of the blanking plates (18) at the front side and the rear side are in close contact with the blanking frame (15).
CN202321333101.1U 2023-05-30 2023-05-30 Device for repairing heavy metal pollution of soil through biochar Active CN219766365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321333101.1U CN219766365U (en) 2023-05-30 2023-05-30 Device for repairing heavy metal pollution of soil through biochar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321333101.1U CN219766365U (en) 2023-05-30 2023-05-30 Device for repairing heavy metal pollution of soil through biochar

Publications (1)

Publication Number Publication Date
CN219766365U true CN219766365U (en) 2023-09-29

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ID=88132690

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321333101.1U Active CN219766365U (en) 2023-05-30 2023-05-30 Device for repairing heavy metal pollution of soil through biochar

Country Status (1)

Country Link
CN (1) CN219766365U (en)

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