CN216321287U - Pulpifying case convenient to wash - Google Patents
Pulpifying case convenient to wash Download PDFInfo
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- CN216321287U CN216321287U CN202122198431.1U CN202122198431U CN216321287U CN 216321287 U CN216321287 U CN 216321287U CN 202122198431 U CN202122198431 U CN 202122198431U CN 216321287 U CN216321287 U CN 216321287U
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- stirring shaft
- stirring
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- rod
- inner sleeve
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Abstract
The utility model provides a pulping box convenient to clean, and relates to the technical field of electroplating sludge. The stirring shaft is internally and rotatably provided with a hollow pipe structure, first spray holes are uniformly arranged on the stirring shaft in a matrix manner, an inner sleeve pipe is rotatably arranged in the stirring shaft, second spray holes matched with the first spray holes are formed in the inner sleeve pipe, the bottom ends of the stirring shaft and the inner sleeve pipe are respectively provided with a pipe inserting opening and a pipe hole which are communicated, a sealing cover is arranged at the bottom end of the stirring shaft, a stirring rod is rotatably connected with the stirring shaft, stirring blades with helical blade structures and full of through holes are arranged on the stirring shaft at the lower part of the stirring rod, a driving base is arranged at the top of the shell, a pushing platform which is rotatably connected with the top end of the stirring shaft is arranged at the upper part of the driving base, two ends of a spring telescopic rod are respectively connected with the pushing platform and the driving base, a vertically arranged pushing disc is arranged on the pushing platform, the distance between two first spray holes which are adjacent in the horizontal direction on the stirring shaft is larger than the aperture of the first spray holes, and a driving source for driving the stirring shaft to rotate and the pushing disc to eccentrically move is arranged on the driving base.
Description
Technical Field
The utility model relates to the technical field of electroplating sludge, in particular to a slurrying box convenient to clean.
Background
The electroplating sludge is a precipitate which is generated in the electroplating wastewater treatment process and takes heavy metal hydroxides such as copper, chromium and the like as main components, and the components are complex. Because the electroplating wastewater has large amount, complex components, high COD and high heavy metal content, if the electroplating wastewater is discharged randomly without treatment, serious environmental pollution can be caused. A large amount of electroplating sludge is formed while the electroplating wastewater is treated, the electroplating sludge has the characteristics of high water content, high thermal stability of heavy metal components, easy migration and the like, and secondary pollution is easily caused if the electroplating sludge is not properly treated.
At present, the treatment of electroplating sludge comprises slurrying, acid leaching, filter pressing and the like, in the slurrying process, the existing slurrying equipment is not easy to clean, and during cleaning, an operator is required to detach an internal stirring assembly, so that the efficiency is low while the labor intensity is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to develop a pulping box which can clean the inside of pulping equipment without disassembling a stirring component and is convenient to clean.
The utility model is realized by the following technical scheme:
a slurry tank for facilitating cleaning, comprising:
a housing;
the stirring shaft is of a hollow pipe structure and is rotatably arranged in the shell;
the first spray holes are uniformly arranged on the stirring shaft in a matrix manner;
the inner sleeve is rotatably arranged in the stirring shaft;
the second spray hole is arranged on the inner sleeve and matched with the first spray hole in position;
the cannula opening is arranged at the bottom end of the stirring shaft;
the pipe hole is arranged at the bottom end of the inner sleeve and is communicated with the pipe inserting port;
the seal cover is arranged at the bottom end of the stirring shaft and is in threaded connection with the stirring shaft;
one end of the stirring rod is rotationally connected with the stirring shaft;
the stirring blade is arranged on the stirring shaft at the lower part of the stirring rod;
the driving base is arranged at the top of the shell;
the pushing platform is arranged at the upper part of the driving base and is rotationally connected with the top end of the stirring shaft;
the two ends of the spring telescopic rod are respectively connected with the pushing table and the driving base;
the push disc is vertically arranged on the push table;
the stirring shaft is provided with a plurality of first spray holes, the distance between every two adjacent first spray holes in the horizontal direction is larger than the aperture of the first spray holes, the driving base is provided with a driving source for driving the stirring shaft to rotate and pushing the disc to do eccentric motion, the stirring blade is a spiral blade, and the stirring blade is fully provided with a plurality of through holes.
Optionally, the first nozzle and the second nozzle are inclined at the same angle, and the inner sides of the first nozzle and the second nozzle are higher ends.
Optionally, a structural rod coaxially connected with the inner sleeve is arranged in the inner sleeve, a plurality of inclined connecting rods are arranged on the structural rod, and the connecting rods are connected with the inner wall of the inner sleeve.
Optionally, two vertically arranged shift levers are arranged at the bottom end of the inner sleeve, a sliding groove for the shift lever to pass through and slide is arranged at a position corresponding to the bottom end of the stirring shaft, and the sliding groove is arc-shaped and is matched with a sliding track of the shift lever.
Optionally, the stirring rods are uniformly arranged on the outer wall of the stirring shaft in a matrix manner, and the axis of the stirring shaft is located in a rotating plane of the stirring rods.
Optionally, the outer wall of the stirring shaft is provided with a connecting block, the end part of the stirring rod is rotatably connected with the connecting block, and the connecting blocks on two sides of the stirring rod are provided with limiting blocks for limiting the rotating angle range of the stirring rod.
Optionally, the puddler slope sets up, the higher end of puddler with the connecting block rotates to be connected.
Optionally, the top end of the stirring shaft is provided with a driving rod coaxially connected with the stirring shaft, the driving rod is in a straight prism shape, the top end of the driving rod is rotatably connected with the pushing table, the driving base is rotatably provided with a driving ring sleeved on the driving rod, the driving ring is provided with a rod groove matched with the driving rod in shape, the outer wall of the driving rod is in sliding contact with the inner wall of the rod groove, the outer wall of the driving ring is provided with ring teeth, the top of the shell is rotatably provided with a gear engaged with the ring teeth on the outer wall of the driving ring at a position corresponding to the top of the shell, and the top of the shell is correspondingly provided with a first motor connected with the gear in a transmission manner.
Optionally, a plurality of spring telescopic rods between the pushing table and the driving base are vertically arranged, a second motor is arranged on one side of the pushing disc, the second motor is arranged on the support, the support is arranged on the driving base, and a rotating shaft of the second motor is connected with the eccentric position of the pushing disc.
Optionally, the casing top is equipped with the feeder hopper and annotates the liquid pipe, the casing bottom is equipped with the discharge gate, casing bottom side is equipped with the blow off pipe.
The utility model has the beneficial effects that:
when the stirring shaft is cleaned, a pipeline is inserted into the bottom of the stirring shaft without disassembling a stirring assembly in the shell, high-pressure cleaning liquid can be uniformly sprayed out from the outer wall of the stirring shaft to flush the stirring assembly in the shell, the cleaning efficiency is greatly improved, the rotating inner sleeve can block the first spray hole in the stirring shaft, and slurry is prevented from entering the stirring shaft in the operation process. The inside stirring subassembly of casing is carrying out the breakage and making its and water flash mixed in-process to the material, stirring part goes up and down, the crushing efficiency to the material is improved, improve the mixed slurrying efficiency of material and water, the puddler swings at the lift in-process, make the scope of swing of puddler in the casing increase, the improvement is to the breakage and the cutting scope of material, lower part stirring leaf upwards extrudees the material in the rotation process, make the solid material upward movement of lower part mix with water, improve slurrying efficiency, and, the through-hole on the stirring leaf makes the material after the slurrying stay in the lower part.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a view showing the internal structure of the stirring shaft;
FIG. 3 is a structural view of a first nozzle and a second nozzle;
FIG. 4 is a bottom structure view of the stirring shaft;
fig. 5 is an enlarged view of a portion a in fig. 1.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figures 1-5, the utility model discloses a convenient-to-clean pulping box, which comprises a shell 1 arranged on a supporting leg 2, wherein a cylindrical cavity is arranged in the shell 1, a stirring shaft 8 is rotatably arranged in the shell 1, a driving source for driving the stirring shaft 8 to rotate and lift is arranged at the top of the shell 1, a feed hopper 5 and a liquid injection pipe 7 are also arranged at the top of the shell 1, a discharge hole 4 is arranged at the bottom of the shell 1, the discharge hole 4 is arranged under the stirring shaft 8, and a sewage discharge pipe 3 is arranged on the side surface of the bottom of the shell 1.
The stirring shaft 8 is coaxial with the cylindrical cavity inside the shell 1, the outer wall of the lower part of the stirring shaft 8 is provided with a stirring blade 9, the stirring blade 9 is a helical blade, and the stirring blade 9 is fully provided with a plurality of through holes.
A plurality of stirring rods 10 are arranged on the outer wall of the upper part of the stirring shaft 8, and the stirring rods 10 are uniformly arranged on the outer wall of the stirring shaft 8 in a matrix manner. The connecting block 11 is arranged at the corresponding position on the outer wall of the stirring shaft 8, the connecting block 11 is hinged with one end of the stirring rod 10, so that the stirring rod 10 can rotate around the end part of the stirring rod on the outer wall of the stirring shaft 8, and the axis of the stirring shaft 8 is positioned in the rotating plane of the stirring rod 10.
The stirring shaft 8 is of a hollow pipe structure, a plurality of first spray holes 20 arranged in a matrix are uniformly distributed on the stirring shaft 8, the first spray holes 20 are obliquely arranged, the lower end is arranged at the outer end part of each first spray hole 20, and the distance between every two adjacent first spray holes 20 in the horizontal direction is larger than the aperture of each first spray hole 20.
The bottom end of the stirring shaft 8 is provided with an insertion pipe opening communicated with the inside, the bottom end of the stirring shaft 8 is provided with a sealing cover 19 in threaded connection with the bottom end of the stirring shaft, the sealing cover 19 covers the insertion pipe opening which can be plugged at the bottom end of the stirring shaft 8, the sealing cover 19 is taken down, and a pipeline can be inserted into the insertion pipe opening to enable high-pressure cleaning liquid to be flushed in.
An inner sleeve 21 is arranged in the stirring shaft 8, the inner sleeve 21 and the stirring shaft 8 are coaxially arranged, and the outer wall of the inner sleeve 21 is in sliding contact with the inner wall of the stirring shaft 8, so that the inner sleeve 21 can rotate in the stirring shaft 8.
The side wall of the inner sleeve 21 is provided with a second nozzle hole 22 corresponding to the first nozzle hole 20, and the second nozzle hole 22 is also inclined at the same angle and has the same diameter as the first nozzle hole 20. The inner sleeve 21 rotates in the stirring shaft 8, so that the second nozzle holes 22 and the first nozzle holes 20 are in a coaxial communication state, correspondingly, the inner sleeve 21 rotates in the stirring shaft 8, the second nozzle holes 22 can be located between two adjacent first nozzle holes 20, the first nozzle holes 20 and the second nozzle holes 22 are in a staggered state, the purpose of closing the first nozzle holes 20 is achieved, and at the moment, external fluid cannot enter the stirring shaft 8 through the first nozzle holes 20.
The bottom end of the inner sleeve 21 is provided with two vertically arranged shift levers 25, and the two shift levers 25 are symmetrically arranged at the bottom end of the inner sleeve 21 and are positioned in the same radial direction of the inner sleeve 21. A sliding groove 26 for the driving lever 25 to pass through and slide is arranged at the corresponding position of the bottom end of the stirring shaft 8, and the sliding groove 26 is arc-shaped and is matched with the sliding track of the driving lever 25. The driving lever 25 slides to drive the inner sleeve 21 to rotate, when the driving lever 25 slides to one end of the sliding groove 26, the first spraying hole 20 is coaxially communicated with the second spraying hole 22, when the driving lever 25 slides to the other end of the sliding groove 26, the first spraying hole 20 and the second spraying hole 22 are in a staggered state, and the sliding groove 26 and the driving lever 25 are covered inside by the sealing cover 19 at the bottom end of the stirring shaft 8.
The top end of the stirring shaft 8 is provided with a driving rod 13 connected with the stirring shaft, the driving rod 13 is coaxially arranged with the stirring shaft 8, the driving rod 13 is in a regular prism shape, the driving rod 13 is in a regular triangular prism shape in the embodiment, and the top end of the driving rod 13 upwards extends out of the shell 1.
The top of the shell 1 is provided with a driving base 6, the driving base 6 is of a barrel structure, a driving ring 14 is arranged in the driving base 6 in a rotating mode, the top and the bottom of the driving ring 14 are respectively connected with the driving base 6 and the top of the shell 1 in a rotating mode, the driving ring 14 is sleeved on the outer wall of the driving rod 13, the inner side of the driving ring 14 is provided with a regular triangle rod groove matched with the shape of the driving rod 13, and the outer wall of the driving rod 13 is in sliding contact with the inner wall of the rod groove. The outer wall of the driving ring 14 is provided with ring teeth 15, the corresponding position at the top of the shell 1 is rotatably provided with a gear meshed with the ring teeth 15 on the outer wall of the driving ring 14, the corresponding position at the top of the shell 1 is provided with a first motor connected with the gear in a transmission manner, the first motor operates, the driving gear rotates, the gear drives the ring teeth 15 to rotate, the ring teeth 15 drives the driving rod 13 to rotate, and the stirring shaft 8 rotates along with the first motor.
The upper portion of the driving base 6 is provided with a pushing platform 17, the pushing platform 17 is horizontally arranged, the driving rod 13 penetrates through the top of the driving base 6, and the top end of the driving rod 13 is rotatably connected with the bottom of the pushing platform 17. The bottom of the pushing platform 17 on the side of the driving rod 13 is rotatably provided with a plurality of vertically arranged spring telescopic rods 16, and the bottom ends of the spring telescopic rods 16 are connected with the driving base 6. The upper portion of the pushing table 17 is provided with a pushing disc 18, the pushing disc 18 is of a disc structure, the pushing disc 18 is vertically arranged, the bottom of the pushing disc 18 is in contact with the pushing table 17, one side of the pushing disc 18 is provided with a second motor, the second motor is arranged on a support, the support is arranged on the driving base 6, a rotating shaft of the second motor is horizontal and perpendicular to the pushing disc 18, the rotating shaft of the second motor is connected with the eccentric position of the pushing disc 18, and the second motor rotates to drive the pushing disc 18 to do eccentric motion.
During pulping, materials and feed liquid enter the shell 1, the first motor and the second motor operate, the first motor operates to drive the stirring shaft 8 to drive the stirring rod 10 and the stirring blades 9 to rotate, the second motor operates to drive the push disc 18 to do eccentric motion, the push disc 18 with eccentric motion pushes the push table 17, the push table 17 drives the driving rod 13 and the stirring shaft 8 to perform lifting motion under the cooperation of the spring telescopic rod 16, the driving rod 13 slides in the driving ring 14 to lift, and the stirring rod 10 and the stirring blades 9 lift in the rotating process. Puddler 10 is at the lift in-process, and under the collision of material in puddler 10 and the casing 1, puddler 10 rotated around its rotation link with connecting block 11, and the reinforcing is to the broken stirring effect of material. Due to density, during pulping, the pulp is generally positioned at the upper part, so that the lower part is easy to accumulate un-pulped solids, the stirring blade 9 rotates to apply upward extrusion force to the material at the bottom of the shell 1, so that the un-pulped solid material at the lower part of the shell 1 moves upward and is crushed and stirred by the stirring blade 9, the pulp at the lower part is not pushed upward, the pulp passes through the through hole to be left at the lower part, and most of the un-pulped solid material in the material pushed upward by the stirring blade 9 is left.
When cleaning, the discharge port 4 is opened, the sealing cover 19 at the bottom end of the stirring shaft 8 is taken down from the discharge port 4, the deflector rod 25 is shifted to enable the first spray hole 20 to be coaxially communicated with the second spray hole 22, the pipeline is inserted into the cannula port, high-pressure cleaning liquid is pumped into the inner sleeve 21, the cleaning liquid is sprayed out through the first spray hole 20 and the second spray hole 22 to wash the stirring rod 10, the stirring blades 9 and the inner wall of the shell 1, the first spray hole 20 and the second spray hole 22 are obliquely arranged to enable the sprayed cleaning liquid to have a certain inclination angle, the cleaning liquid directly washes the stirring rod 10 and the stirring blades 9 to facilitate the washing of the stirring rod 10 and the stirring blades 9, the pipeline and the cannula port can be rotationally sealed, the stirring shaft 8 can be driven to rotate by the first motor while the cleaning liquid is washed out from the stirring shaft 8, the rotating stirring shaft 8 applies centrifugal force to residual materials, and the residual materials are diluted and washed by the cleaning liquid, is more easily thrown out by centrifugal force. After cleaning, the pipeline is taken down, the deflector rod 25 is pulled to make the first spray hole 20 and the second spray hole 22 dislocated, the sealing cover 19 is covered, and the cleaning liquid mixed with residual materials is discharged from the sewage discharge pipe 3 or the discharge hole 4.
When the utility model is used for cleaning, a pipeline is inserted into the bottom of the stirring shaft 8 without disassembling a stirring assembly in the shell 1, so that high-pressure cleaning liquid can be uniformly sprayed out from the outer wall of the stirring shaft 8, the stirring assembly in the shell 1 is washed, the cleaning efficiency is greatly improved, the rotating inner sleeve 21 can plug the first spray hole 20 on the stirring shaft 8, and slurry is prevented from entering the stirring shaft 8 in the operation process. The stirring subassembly of casing 1 inside is carrying out the breakage and making its and water flash mixed in-process to the material, stirring part goes up and down, the improvement is to the crushing efficiency of material, improve the mixed slurrying efficiency of material and water, puddler 10 swings at the lift in-process, make the swing scope increase of puddler 10 in casing 1, the improvement is to the breakage of material and cutting scope, lower part stirring leaf 9 upwards extrudees the material at the rotation in-process, make the solid material upward movement of lower part mix with water, improve slurrying efficiency, and, the through-hole on the stirring leaf 9 makes the material after the slurrying stay in the lower part.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (10)
1. Slurrying case convenient to wash, its characterized in that includes:
a housing;
the stirring shaft is of a hollow pipe structure and is rotatably arranged in the shell;
the first spray holes are uniformly arranged on the stirring shaft in a matrix manner;
the inner sleeve is rotatably arranged in the stirring shaft;
the second spray hole is arranged on the inner sleeve and matched with the first spray hole in position;
the cannula opening is arranged at the bottom end of the stirring shaft;
the pipe hole is arranged at the bottom end of the inner sleeve and is communicated with the pipe inserting port;
the seal cover is arranged at the bottom end of the stirring shaft and is in threaded connection with the stirring shaft;
one end of the stirring rod is rotationally connected with the stirring shaft;
the stirring blade is arranged on the stirring shaft at the lower part of the stirring rod;
the driving base is arranged at the top of the shell;
the pushing platform is arranged at the upper part of the driving base and is rotationally connected with the top end of the stirring shaft;
the two ends of the spring telescopic rod are respectively connected with the pushing table and the driving base;
the push disc is vertically arranged on the push table;
the stirring shaft is provided with a plurality of first spray holes, the distance between every two adjacent first spray holes in the horizontal direction is larger than the aperture of the first spray holes, the driving base is provided with a driving source for driving the stirring shaft to rotate and pushing the disc to do eccentric motion, the stirring blade is a spiral blade, and the stirring blade is fully provided with a plurality of through holes.
2. The slurry tank of claim 1, wherein the first nozzle and the second nozzle are inclined at the same angle, and the inner side of the first nozzle and the inner side of the second nozzle are higher.
3. The cleanable slurry tank of claim 1 wherein the inner sleeve has a structural bar coaxially attached thereto, the structural bar having a plurality of angled connecting bars attached thereto, the connecting bars being attached to the inner wall of the inner sleeve.
4. The easy-to-clean pulping box according to claim 1, wherein the bottom end of the inner sleeve is provided with two vertically arranged deflector rods, the bottom end of the stirring shaft is provided with sliding grooves for the deflector rods to pass through and slide, and the sliding grooves are arc-shaped and are matched with the sliding tracks of the deflector rods.
5. The cleanable slurry tank of claim 1 wherein the agitator bars are uniformly arranged in a matrix on the outer wall of the agitator shaft, the axis of the agitator shaft being in the plane of rotation of the agitator bars.
6. The easy-to-clean pulping tank as claimed in claim 1, wherein a connecting block is arranged on the outer wall of the stirring shaft, the end of the stirring rod is rotatably connected with the connecting block, and the connecting blocks on both sides of the stirring rod are provided with limiting blocks for limiting the rotation angle range of the stirring rod.
7. The slurry tank for facilitating cleaning of claim 6 wherein the stirring rod is disposed at an angle, the higher end of the stirring rod being rotatably connected to the connecting block.
8. The easy-to-clean pulping box according to claim 1, wherein the top end of the stirring shaft is provided with a driving rod coaxially connected with the stirring shaft, the driving rod is in a shape of a straight prism, the top end of the driving rod is rotatably connected with the pushing platform, the driving base is rotatably provided with a driving ring sleeved on the driving rod, the driving ring is provided with a rod groove matched with the driving rod in shape, the outer wall of the driving rod is in sliding contact with the inner wall of the rod groove, the outer wall of the driving ring is provided with ring teeth, a gear engaged with the ring teeth on the outer wall of the driving ring is rotatably arranged at a position corresponding to the top of the casing, and the top of the casing is correspondingly provided with a first motor connected with the gear in a transmission manner.
9. The easy-to-clean pulping box according to claim 1, wherein the plurality of spring telescopic rods between the pushing platform and the driving base are vertically arranged, one side of the pushing plate is provided with a second motor, the second motor is arranged on a support, the support is arranged on the driving base, and a rotating shaft of the second motor is connected with an eccentric position of the pushing plate.
10. The easy-to-clean pulping box according to claim 1, wherein the top of the shell is provided with a feed hopper and an injection pipe, the bottom of the shell is provided with a discharge hole, and the side surface of the bottom of the shell is provided with a drain pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198431.1U CN216321287U (en) | 2021-09-13 | 2021-09-13 | Pulpifying case convenient to wash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198431.1U CN216321287U (en) | 2021-09-13 | 2021-09-13 | Pulpifying case convenient to wash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216321287U true CN216321287U (en) | 2022-04-19 |
Family
ID=81169938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122198431.1U Active CN216321287U (en) | 2021-09-13 | 2021-09-13 | Pulpifying case convenient to wash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216321287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116165042A (en) * | 2023-03-02 | 2023-05-26 | 卢江涛 | Efficient soil detection device and soil treatment method |
-
2021
- 2021-09-13 CN CN202122198431.1U patent/CN216321287U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116165042A (en) * | 2023-03-02 | 2023-05-26 | 卢江涛 | Efficient soil detection device and soil treatment method |
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