CN115791263A - Rhizosphere soil in-situ collection device and method convenient to operate - Google Patents
Rhizosphere soil in-situ collection device and method convenient to operate Download PDFInfo
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- CN115791263A CN115791263A CN202211534807.4A CN202211534807A CN115791263A CN 115791263 A CN115791263 A CN 115791263A CN 202211534807 A CN202211534807 A CN 202211534807A CN 115791263 A CN115791263 A CN 115791263A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to the technical field of rhizosphere soil collection, in particular to a rhizosphere soil in-situ collection device and a method convenient to operate, and aims to solve the problem that the process of taking plants out of soil and obtaining rhizosphere soil by the rhizosphere soil in-situ collection device in the prior art is time-consuming and inconvenient to operate. The invention can conveniently damage the soil structure in the planting bag in the process of collecting rhizosphere soil, thereby damaging the adhesion between the soil, enabling the soil to be easy to fall off from the plant root system, and simultaneously can continuously shake the plant in the process of extruding the soil, thereby further accelerating the falling of the soil on the plant root system.
Description
Technical Field
The invention relates to the field of rhizosphere soil collection, in particular to a rhizosphere soil in-situ collection device and method convenient to operate.
Background
The root system is an important organ of the plant, not only can hold the plant body and absorb and store water and nutrient substances, but also can secrete various substances to the environment where the plant body is located, and the plant root system secretion has an important ecological effect and plays an important role in material exchange and information exchange between the plant and soil. Secondary metabolites such as organic acid, amino acid, saccharide and the like secreted to the soil in the root system growth and development process highly influence the soil nutrition effectiveness and regulate and control the biological process of chemical signal communication between the root system and rhizosphere soil microorganisms. The research on the influence of plant root exudates on soil is an important research.
In order to collect root exudates, the soil (i.e. rhizosphere soil) near the plant root needs to be collected, and currently, methods such as solution collection, substrate culture collection or soil culture collection are widely adopted. Wherein the soil culture is a collection mode which is more convenient and has less interference. However, in the process of collecting the plant roots by the soil culture method, the soil of the plant root part needs to be completely collected by a shaking method in a common mode, the soil of the plant root part is fallen by means of inertia brought by shaking, the mode is direct, but the operation is troublesome, the plant roots need to be dug out of the soil relatively well, then the plants are continuously shaken to enable the soil attached to the plant root parts to fall, and the soil digging tool needs to be used in the process of taking the plants out of the soil. Meanwhile, for some soils with higher soil hardness, the operation is very troublesome, and the plant root system is damaged in the operation process, so that the sampling accuracy is influenced. Therefore, the scheme provides the rhizosphere soil in-situ collection device and the method which are convenient to operate.
Disclosure of Invention
The rhizosphere soil in-situ collection device and the method provided by the invention are convenient to operate, and solve the problems that in the prior art, the rhizosphere soil in-situ collection device takes plants out of soil and is time-consuming and inconvenient to operate in the process of obtaining rhizosphere soil.
In order to achieve the purpose, the invention adopts the following technical scheme:
the rhizosphere soil in-situ collection device convenient to operate comprises a culture part and a sampling part, wherein the culture part comprises a mounting plate, a fixing plate and a culture frame, the fixing plate is mounted at the top of the mounting plate, the culture frame is mounted at the top of the fixing plate, blanking holes are formed in the top of the mounting plate, the culture frame is located on the inner side of a fixing cylinder and comprises four frame plates which are mounted at the top of the fixing plate through connecting components and a planting bag which is fixed among the four frame plates, through holes are formed in the top of the fixing plate, a connecting cylinder is mounted at the bottom of the planting bag, the bottom of the connecting cylinder extends into the through holes, and a fixing component for fixing plants and a transmission mechanism for driving the fixing component to shake while driving the frame plates to move are mounted at the top of the fixing plate;
the sampling part comprises an installation barrel rotatably connected to the bottom surface of the installation plate, a threaded barrel rotatably connected in the installation hole, a threaded column in the threaded hole and a driving mechanism installed on the bottom surface of the installation plate, the top of the installation barrel extends to the upper part of the installation plate, a scraper is fixed on the periphery of the part, located above the installation plate, of the installation barrel, two ends of the threaded barrel extend to the outer side of the installation barrel, the top of the threaded column extends to the upper part of the top of the installation barrel and is fixed with a dredging rod coaxially arranged with the through hole, a sealing block used for sealing the connection barrel is movably sleeved on the outer part of the dredging rod, and a locking assembly used for locking the sealing block is installed on the bottom surface of the fixed plate;
the driving mechanism is in transmission connection with the transmission mechanism and drives the threaded cylinder to rotate in a reciprocating manner while driving the mounting cylinder to rotate.
Through above-mentioned technical scheme, the convenience is crowded garrulous earlier in the in-process of collecting rhizosphere soil with the soil in the planting bag to destroy the adhesion between the soil, make soil take off from plant roots more easily, still can be simultaneously at the continuous vibrations plant of the in-process of extrusion soil, thereby further accelerate dropping of soil on the object root system, cooperate sample portion again, can prevent effectively that soil from taking place to block up from connecting cylinder exhaust in-process again.
As the further improvement of above-mentioned scheme, four the deckle board is annular array distribution, and same position department on four deckle board lateral walls all is fixed with the butt post, coupling assembling is including being used for connecting four deckle boards at the elastic component at fixed plate top and connecting four connecting rods between four elastic components respectively, four mounting grooves have been seted up to the fixed plate top surface, in order to be used for installing four elastic components, the elastic component is including fixing gag lever post, the movable sleeve in the mounting groove and establishing at the outside movable plate of gag lever post and spring one, the bottom surface rigid coupling of top and deckle board of movable plate, the bottom of movable plate extends to the fixed plate below, the one end and the movable plate outer wall rigid coupling of spring one, the other end and mounting groove one side inner wall rigid coupling of spring one, four the both ends of connecting rod are articulated with the outer wall of two adjacent movable plates respectively.
Through the technical scheme, when two opposite frame plates of the culture frame are close to each other, the other two opposite frame plates can be far away from each other, so that the expansion space is reserved for deformation of soil and the planting bag due to extrusion.
As the further improvement of above-mentioned scheme, drive mechanism is including rotating the solid fixed cylinder of connection at the fixed plate top, cup joint at the outside ring gear of solid fixed cylinder, rotate the transmission shaft of connection at the mounting panel top and install the linkage subassembly at the fixed plate top, be fixed with two butt pieces that set up relatively on the inner wall of solid fixed cylinder, the butt piece is the arc of periphery to solid fixed cylinder axle center evagination, in order to be used for driving the butt post when solid fixed cylinder pivoted in-process and butt post contact and remove to the position department of being close to the axle center of solid fixed cylinder, and the mounting panel top is installed and is used for driving transmission shaft pivoted motor, and the top of transmission shaft extends to the fixed plate top and is fixed with the drive gear with the ring gear meshing, the linkage subassembly is including rotating the pivot of connection at the fixed plate top, cup joint at the outside connecting gear of pivot and fixing the eccentric wheel at the pivot top, connecting gear and drive gear meshing.
Through above-mentioned technical scheme, the rotation of usable fixed cylinder comes two pairs of relative deckle boards to be close to each other or keep away from in the intermittent drive culture frame to reach the purpose of extrusion planting bag soil.
As a further improvement of the scheme, the fixing assembly comprises an elastic column arranged at the top of the fixing plate, a first telescopic column fixed at one end of the elastic column, a second telescopic column fixed at the top of the first telescopic column and a binding band arranged at one end of the second telescopic column, and the first telescopic column is rotatably connected with a fixing wheel abutted against the periphery of the eccentric wheel.
Through above-mentioned technical scheme, can conveniently fix the plant in the sample.
As the further improvement of the above scheme, the elasticity post sets up the activity post in the sleeve including fixing the sleeve at the fixed plate top and activity, and the one end of activity post extends to the sleeve outside, and the other end of activity post is fixed with spring two, the other end of spring two and telescopic one side inner wall rigid coupling, flexible post one includes that receiver, activity set up the movable rod and the locking bolt of spiro union on the receiver outer wall in the receiver, and the one end of movable rod extends to the receiver outside, and the one end butt of locking bolt is on the outer wall of movable rod, the activity post is located the one end of sleeve outside and the outer wall rigid coupling of the receiver of flexible post one, the structure of flexible post two is the same with the structure of flexible post one, and the one end at the movable rod of flexible post one is fixed to the receiver of flexible post two, and the one end at the movable rod of flexible post two is installed to the bandage.
Through above-mentioned technical scheme, can be convenient adjust the length of flexible post one and flexible post two to reach the purpose of adjusting the bandage position, the setting of elasticity post then is the space that makes flexible post one can have vibrations.
As a further improvement of the scheme, the locking piece comprises a fixed rod fixed at the bottom of the fixed plate and a connecting sleeve movably sleeved outside the fixed rod, a positioning bolt is screwed outside the connecting sleeve, and one end of the positioning bolt abuts against the outer wall of the fixed rod.
Through the technical scheme, the sealing block can be conveniently locked.
As the further improvement of above-mentioned scheme, the bottom of transmission shaft extends to the mounting panel below and is fixed with the runner, actuating mechanism establishes the fixed cover outside the loop bar, fixes at the fixed frame of loop bar one end and fixes rack and the driving plate at the loop bar other end including loop bar, the activity cover that is located the mounting panel below, installs a plurality of ratchet teeth on one side outer wall of driving plate, the outside of installation section of thick bamboo has cup jointed the ratchet with ratchet tooth looks interlock, the bottom of screw thread section of thick bamboo is fixed with the gear with rack toothing, the position department of the skew centre of a circle in bottom surface of runner is fixed with the fixed axle, fixed frame activity cover is established outside the fixed axle, and the inboard length of fixed frame is greater than the diameter of runner.
Through the technical scheme, the threaded sleeve can be driven to rotate continuously in an anticorrosive way in the rotating process of the transmission shaft, and meanwhile, the mounting cylinder can also be driven to rotate intermittently in a unidirectional way.
As a further improvement of the scheme, the scraper is of an L-shaped structure, the long end of the scraper is fixed on the outer wall of the mounting cylinder, the blanking hole is of a funnel-shaped structure, one side of the blanking hole is convenient to abut against the periphery of the mounting cylinder, and the length of the long end of the scraper is smaller than the diameter of the opening of the blanking hole.
Through above-mentioned technical scheme, can sweep the soil of mounting panel top surface inside the blanking hole at the scraper blade along the rotatory in-process of installation section of thick bamboo, and the scraper blade sets up to L shape structure, then can avoid outside the area that the in-process soil departure that the scraper blade rotated covered at the scraper blade.
A use method of an in-situ rhizosphere soil collecting device convenient to operate comprises the following steps:
s1, cultivating, namely fixing the bag openings of the planting bags on the four frame plates 3 by using screws by adopting a soil cultivation method, then filling soil into the cultivating bags, and then cultivating the plants to be detected in the planting bags;
s2, sampling, wherein during sampling, the sealing block is firstly removed from the connecting cylinder, then the binding band is fixed on the plant main rod and then fixed, only the motor is started again, the motor rotates to drive the fixing cylinder to rotate, so that the frame plate is continuously extruded, soil in the planting bag is crushed, and meanwhile, the fixing component continuously shakes in the rotating process of the fixing cylinder, so that soil attached to the plant root system is shaken off;
s3, collecting, the motor continuously drives the dredging rod to reciprocate up and down in the rotating process, and meanwhile, the scraper is also driven to rotate towards one direction intermittently, so that the soil in the connecting cylinder is dredged by the dredging rod, and the soil falling on the top surface of the mounting plate is swept to the inside of the blanking hole by the scraper, so that the soil is collected.
Compared with the prior art, the invention has the beneficial effects that:
1. through the cooperation between cultivation portion and the drive mechanism, can be through two relative deckle boards each other near or keep away from among the drive mechanism drive culture frame earlier when collecting rhizosphere soil, thereby extrude the soil in the planting bag, make the soil of solidification broken, meanwhile, still can drive the continuous swing of fixed subassembly in the drive mechanism operation, thereby make by the vibrations that the plant of bandage fixed column can be continuous, make on this plant root system adnexed earth can be more easy drop.
2. Through the setting of sample portion, can be continuous when taking out soil dredge through dredging the pole to the earth in the connecting cylinder to avoid earth to silt up stifled unable discharge in the connecting cylinder, scrape the setting of flitch and connecting cylinder simultaneously and can be continuous will fall in the continuous blanking hole of sweeping into of soil at mounting panel top, thereby avoid soil to remain at the mounting panel top surface and influence the collection to rhizosphere soil.
Drawings
FIG. 1 is a schematic view showing the structure of a culture frame and a fixed cylinder according to the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a perspective view of the culture frame and the fixing cylinder of FIG. 1;
FIG. 4 is a schematic view of the receiving portion in FIG. 2;
FIG. 5 is a bottom view of the link and the moving plate of FIG. 2;
FIG. 6 is a bottom view of the drive mechanism of FIG. 4;
fig. 7 is a schematic structural view of the scraper plate in fig. 4.
Description of the main symbols:
1. a fixing plate; 2. a fixed cylinder; 3. a frame plate; 4. mounting holes; 5. a butting block; 6. a butting post; 7. a baffle plate; 8. a ring gear; 9. mounting a plate; 10. a threaded post; 11. planting bags; 12. binding bands; 13. a connecting cylinder; 14. dredging the rod; 15. a connecting rod; 16. fixing the rod; 17. mounting the cylinder; 18. a rack; 19. a gear; 20. a threaded barrel; 21. a drive plate; 22. a squeegee; 23. a rotating wheel; 24. a connecting gear; 25. a drive shaft; 26. an elastic column; 27. a fixed wheel; 28. a transmission gear; 29. an eccentric wheel; 30. a first telescopic column; 31. a second telescopic column; 32. fixing a sleeve; 33. a blanking hole; 34. a limiting rod; 35. moving the plate; 36. a sealing block; 37. connecting sleeves; 38. a squeegee; 39. positioning blocks; 40. a ratchet wheel; 41. a loop bar; 42. a fixing frame is provided.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Example 1:
referring to fig. 1-6, the rhizosphere soil in-situ collection device convenient to operate of the present embodiment includes a culture part and a sampling part, the culture part includes a mounting plate 9, a fixing plate 1 mounted on the top of the mounting plate 9, and a culture frame mounted on the top of the fixing plate 1, the top of the mounting plate 9 is provided with a blanking hole 33, the culture frame is located inside the fixing cylinder 2, and the culture frame includes four frame plates 3 mounted on the top of the fixing plate 1 through connecting components and planting bags 11 fixed between the four frame plates 3, the top of the fixing plate 1 is provided with through holes, the four frame plates 3 are distributed in an annular array, and abutting columns 6 are fixed at the same positions on the outer side walls of the four frame plates 3, the connecting components include four elastic members for respectively connecting the four frame plates 3 to the top of the fixing plate 1 and four connecting rods 15 connected between the four elastic members, four mounting grooves 38 are formed in the top surface of the fixed plate 1 for mounting four elastic members, each elastic member comprises a limiting rod 34 fixed in the mounting groove 38, a moving plate 35 movably sleeved outside the limiting rod 34, and a first spring, the outer walls of the long sides of the moving plate 35 are respectively abutted to the inner walls of the long sides of the mounting groove 38, so that the lifting plate 35 cannot rotate in the mounting groove, the top of the moving plate 35 is fixedly connected with the bottom surface of the frame plate 3, the bottom of the moving plate 35 extends to the lower side of the fixed plate 1, one end of the first spring is fixedly connected with the outer wall of the moving plate 35, the other end of the first spring is fixedly connected with the inner wall of one side of the mounting groove 38, two ends of each connecting rod 15 are respectively hinged to the outer walls of two adjacent moving plates 35, the four connecting rods 15 are sequentially connected to form a rhombic structure, and therefore when the two moving plates 35 opposite to each other are close to each other, the other two opposing moving plates 35 may be spaced apart from each other so that the moving plates 35 may have a space to deform when they squeeze the soil within the belt.
The baffle 7 for covering the mounting groove 38 is fixed on the bottom surface of the outer side wall of the frame plate 3, the baffle 7 is positioned at the top of the mounting groove 38, and soil can be effectively prevented from falling into the mounting groove 38 from the outside of the frame plate 3 through the baffle 7.
The top of the fixed plate 1 is provided with a fixed component for fixing plants and a transmission mechanism for driving the fixed component to shake while driving the frame plate 3 to move, the transmission mechanism comprises a fixed cylinder 2 rotatably connected to the top of the fixed plate 1, a gear ring 8 sleeved outside the fixed cylinder 2, a transmission shaft 25 rotatably connected to the top of the mounting plate 9 and a linkage component mounted at the top of the fixed plate 1, the inner wall of the fixed cylinder 2 is fixed with two oppositely arranged abutting blocks 5, each abutting block 5 is an arc-shaped plate with the outer periphery protruding towards the axis of the fixed cylinder 2 and used for driving the abutting column 6 to move towards the position close to the axis of the fixed cylinder 2 when the fixed cylinder 2 is in contact with the abutting column 6 in the rotating process, the top of the mounting plate 9 is provided with a motor for driving the transmission shaft 25 to rotate, one end of an output shaft of the motor is fixed with a driving gear, and the outer part of the transmission shaft 25 is sleeved with a driven gear engaged with the driving gear, the top of the transmission shaft 25 extends to the top of the fixed plate 1 and is fixed with a transmission gear 28 engaged with the gear ring 8, the linkage assembly comprises a rotating shaft rotatably connected to the top of the fixed plate 1, a connecting gear 24 sleeved outside the rotating shaft and an eccentric wheel 29 fixed at the top of the rotating shaft, the connecting gear 24 is engaged with the transmission gear 28, when the fixed cylinder 2 rotates, the two abutting blocks 5 are driven to synchronously rotate, so that the two abutting blocks 5 can simultaneously contact with the abutting columns 6 on the outer walls of the two opposite frame plates 3 in the rotating process, and the abutting columns 6 are firstly pressed to move towards one side close to the axis of the fixed cylinder 2 in the process of contacting the abutting columns 6, so that the frame plates 3 fixedly connected with the abutting columns 6 synchronously move, so that the first spring is compressed, and then cross the position of the periphery of the abutting blocks 5, which is closest to the axis of the fixed cylinder 2, the spring is kick-backed gradually at first to make this butt post 6 begin again to remove to the one side of keeping away from the axle center of solid fixed cylinder 2, so the circulation, along with the rotation of solid fixed cylinder 2, two relative deckle boards 3 of drive that can be continuous are close to each other or keep away from, reach the purpose of extrusion planting bag 11 interior soil.
The fixing component comprises an elastic column 26 arranged at the top of the fixing plate 1, a first telescopic column 30 fixed at one end of the elastic column 26, a second telescopic column 31 fixed at the top of the first telescopic column 30 and a binding belt 12 arranged at one end of the second telescopic column 31, the first telescopic column 30 is rotatably connected with a fixed wheel 27 abutted against the periphery of the eccentric wheel 29, the elastic column 26 comprises a sleeve fixed at the top of the fixing plate 1 and a movable column movably arranged in the sleeve, one end of the movable column extends to the outside of the sleeve, the other end of the movable column is fixed with a second spring, the other end of the second spring is fixedly connected with the inner wall of one side of the sleeve, the first telescopic column 30 comprises a storage barrel, a movable rod movably arranged in the storage barrel and a locking bolt screwed on the outer wall of the storage barrel, one end of the movable rod extends to the outside of the storage barrel, one end of the locking bolt is abutted against the outer wall of the movable rod, one end of the movable column positioned outside the sleeve is fixedly connected with the outer wall of the storage barrel of the first telescopic column 30, the bottom of the first telescopic column 30 is provided with a ball, the ball is connected with the top of the fixed plate 1 in a rolling manner, the ball can be started to support the first telescopic column 30, the resistance of the first telescopic column 30 during movement can be reduced, the structure of the second telescopic column 31 is the same as that of the first telescopic column 30, the storage barrel of the second telescopic column 31 is fixed at one end of the movable rod of the first telescopic column 30, the binding belt 12 is installed at one end of the movable rod of the second telescopic column 31, when a plant is fixed by sampling, the lengths of the first telescopic column 30 and the second telescopic column 31 are adjusted firstly, so that the plant can be fixed by the binding belt 12, then the first telescopic column 30 is pushed towards one side far away from the fixed barrel 2 continuously by driving the eccentric wheel 29 to rotate in the rotation process of the fixed barrel 2, and the first telescopic column 30 rebounds under the elastic force of the elastic column 26, the circulation is reciprocal like this to reach the purpose that drives the shake of fixed subassembly, and when adjusting the length of flexible post 30, only need to unscrew the locking bolt earlier, then just can outwards take out the movable rod of flexible post 30 or shrink it to the inside of flexible post 30 and go, adjust after the completion again with the locking bolt tighten can, rely on the static friction between locking bolt and the movable rod outer wall just can lock the movable rod, the regulation mode of flexible post two 31 is the same with the regulation mode of flexible post 30.
The implementation principle of the embodiment is as follows: when planting, plants are planted in the planting bag 11 by adopting a soil culture method, so that the height of the binding band 12 is adjusted by firstly adjusting the length of the first telescopic column 30 when collecting rhizosphere soil, and when adjusting, the length of the second telescopic column 31 is adjusted, so that the horizontal position of the binding band 12 is adjusted, the plants can be fixed by the binding band 12, then the motor is started, the motor rotates to drive the transmission shaft 25 to rotate, so that the transmission gear 28 starts to rotate, the transmission gear 28 can drive the gear ring 8 to rotate on one hand after rotating, so that the fixed cylinder 2 rotates along with the transmission shaft, the two abutting blocks 5 can be driven to synchronously rotate by the fixed cylinder 2, and therefore the two abutting blocks 5 can be simultaneously contacted with the abutting columns 6 on the outer walls of the two opposite frame plates 3 at a certain moment in the rotating process, in the process of contacting the abutting column 6, the abutting column 6 is firstly pressed to move towards one side of the axis close to the fixed cylinder 2, so that the frame plates 3 fixedly connected with the abutting column 6 move synchronously, the first spring is compressed, then the position, closest to the axis of the fixed cylinder 2, of the periphery of the abutting block 5 is crossed, the first spring rebounds gradually, so that the abutting column 6 starts to move towards one side far away from the axis of the fixed cylinder 2, the process is circulated, the two opposite frame plates 3 are continuously driven to mutually approach or separate along with the rotation of the fixed cylinder 2, the soil in the planting bag 11 is extruded by utilizing the movement of the frame plates 3, the solidified soil can be cracked, and the soil is convenient to separate from the plant root system;
meanwhile, the transmission gear 28 rotates and simultaneously starts the connecting gear 24 to rotate, so that the eccentric wheel 29 also rotates along with the connecting gear 24, the first telescopic column 30 is pushed to the side far away from the fixed cylinder 2 along with the rotation of the eccentric wheel 29, and the first telescopic column 30 tends to approach the fixed cylinder 2 under the action of the elastic piece, so that the periphery of the fixed wheel 27 can be always abutted against the periphery of the eccentric wheel 29, the first telescopic column 30 can be driven to shake continuously by the rotation of the eccentric wheel 29, and soil on a plant root system can be shaken off.
Example 2:
with reference to fig. 2, 4, and 6-7, the present embodiment further improves on the basis of embodiment 1 in that: the sampling part comprises an installation barrel 17 rotatably connected to the bottom surface of the installation plate 9, a thread barrel 20 rotatably connected to the installation hole 17, a thread 10 column in the thread hole 20 and a driving mechanism installed on the bottom surface of the installation plate 9, the top of the installation barrel 17 extends to the upper side of the installation plate 9, a scraper 22 is fixed on the periphery of the part, located above the installation plate 9, of the installation barrel 17, two ends of the thread barrel 20 extend to the outer side of the installation barrel 17, the top of the thread column 10 extends to the upper side of the top of the installation barrel 17 and is fixed with a dredging rod 14 coaxially arranged with a through hole, the top of the dredging rod 14 extends to the inside of the connection barrel 13, a sealing block 36 used for sealing the connection barrel 13 is movably sleeved outside the dredging rod 14, the top of the sealing block 36 is of a conical structure, the connecting cylinder 13 is convenient to insert, and soil drops and also can slide down along the top surface of the sealing block 36 when the top of the sealing block 36 is reached, the dredging rod 14 is a regular polygon prism, the inner ring of the sealing block 36 is also inosculated with the periphery of the dredging rod 14, so that the dredging rod 14 can be prevented from rotating, a positioning block 39 for placing the sealing block 36 is sleeved outside the dredging rod 14, the positioning block 39 is located below the fixing plate 9, the sealing block 36 falls behind the top of the positioning block 39, a gap is arranged between the top of the sealing block 36 and the bottom of the connecting cylinder 13, and a space is left for the upward movement of the dredging rod 14.
The bottom surface of the fixed plate 1 is provided with a locking component for locking the sealing block 36, the locking component comprises a fixed rod 16 fixed at the bottom of the fixed plate 1 and a connecting sleeve 37 movably sleeved outside the fixed rod 16, the outside of the connecting sleeve 37 is screwed with a positioning bolt, one end of the positioning bolt is abutted against the outer wall of the fixed rod 16, and the sealing block 36 can be locked by utilizing the static friction force between the positioning bolt and the outer wall of the fixed rod 16 after being locked.
The driving mechanism is in transmission connection with the transmission mechanism, drives the threaded cylinder 20 to rotate in a reciprocating manner while driving the mounting cylinder 17 to rotate, the bottom of the transmission shaft 25 extends to the lower portion of the mounting plate 9 and is fixed with a rotating wheel 23, the driving mechanism comprises a loop bar 41 located below the mounting plate 9, a fixing sleeve 32 movably sleeved outside the loop bar 41, a fixing frame 42 fixed at one end of the loop bar 41, a rack 18 and a transmission plate 21 fixed at the other end of the loop bar 41, a plurality of ratchet teeth are installed on the outer wall of one side of the transmission plate 21, a ratchet 40 meshed with the ratchet teeth is sleeved outside the mounting cylinder 17, a gear 19 meshed with the rack 18 is fixed at the bottom of the threaded cylinder 20, a fixing shaft is fixed at a position, which is deviated from the center of a circle, the fixing frame 42 is movably sleeved outside the fixing shaft, the length of the inner side of the fixing frame 42 is larger than the diameter of the rotating wheel 23, the ratchet teeth and the ratchet 40 are matched, so that the transmission plate 21 can only drive the ratchet 40 to rotate in a single direction, the process that the transmission plate 21 moves left and the fixing frame 42 follows the fixing frame 42 to drive the ratchet 40 to rotate, thereby to dredge the reciprocating connection cylinder 20, and further drive the reciprocating connection cylinder 14 to synchronously move left and move.
The implementation principle of the embodiment is as follows: when rhizosphere soil is collected, the positioning bolt is unscrewed, then the sealing block 36 moves downwards to enable the sealing block to exit the outside of the connecting cylinder 13 and fall on the top of the positioning block 39, then the rotating wheel 23 rotates synchronously along with the rotation of the transmission shaft 25, the rotating wheel 23 can drive the fixing frame 42 to continuously reciprocate after rotating, so that the transmission plate 21 and the rack 19 also move synchronously along with the rotating wheel, the ratchet 40 can only be driven to rotate under the condition that the transmission plate 21 moves leftwards due to the ratchet teeth arranged on the transmission plate 21, the mounting cylinder 17 can only rotate unidirectionally under the driving of the transmission plate 21, the rack 18 can drive the gear 19 to rotate reciprocatingly along with the reciprocating movement of the fixing frame 42, so that the threaded cylinder 20 continuously rotates forwards and backwards, when the threaded cylinder 20 rotates forwards, the threaded column 10 rises, so that the dredging rod 14 moves upwards, otherwise, the dredging rod 14 is driven to move downwards after the threaded cylinder 20 rotates backwards, and repeatedly, soil in the connecting cylinder 13 can be dredged, the connecting cylinder 13 is prevented from being blocked, and the scraper 22 can sweep the top of the mounting plate 14 to the mounting hole 33 of the mounting cylinder 14 to sweep the soil.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (9)
1. The rhizosphere soil in-situ collection device convenient to operate comprises a culture part and a sampling part, and is characterized in that the culture part comprises a mounting plate, a fixing plate and a culture frame, wherein the fixing plate is mounted at the top of the mounting plate, the culture frame is mounted at the top of the fixing plate, blanking holes are formed in the top of the mounting plate, the culture frame is located on the inner side of a fixing cylinder, the culture frame comprises four frame plates and a planting bag, the four frame plates are mounted at the top of the fixing plate through connecting components, the planting bag is fixed between the four frame plates, through holes are formed in the top of the fixing plate, a connecting cylinder is mounted at the bottom of the planting bag, the bottom of the connecting cylinder extends into the through holes, and a fixing component for fixing plants and a transmission mechanism for driving the fixing component to shake while driving the frame plates to move are mounted at the top of the fixing plate;
the sampling part comprises an installation cylinder rotatably connected to the bottom surface of the installation plate, a threaded cylinder rotatably connected in the installation hole, a threaded column in threaded connection with the threaded hole and a driving mechanism installed on the bottom surface of the installation plate, the top of the installation cylinder extends to the upper part of the installation plate, a scraper plate is fixed on the periphery of the part, located above the installation plate, of the installation cylinder, two ends of the threaded cylinder extend to the outer side of the installation cylinder, the top of the threaded column extends to the upper part of the top of the installation cylinder and is fixed with a dredging rod coaxially arranged with the through hole, a sealing block used for sealing the connection cylinder is movably sleeved on the outer part of the dredging rod, and a locking assembly used for locking the sealing block is installed on the bottom surface of the fixed plate;
the driving mechanism is in transmission connection with the transmission mechanism and drives the threaded cylinder to rotate in a reciprocating manner while driving the mounting cylinder to rotate.
2. The rhizosphere soil in-situ collection device convenient to operate of claim 1, characterized in that, four deckle boards are distributed in an annular array, and the same position on the lateral wall of four deckle boards is all fixed with the butt column, coupling assembling includes four elastic components that are used for connecting four deckle boards at the fixed plate top respectively and connects four connecting rods between four elastic components, four mounting grooves have been seted up to the fixed plate top surface for being used for installing four elastic components, elastic component is including fixing gag lever post, the movable plate and the first spring of establishing at the gag lever post outside at the gag lever post in the mounting groove, the bottom rigid coupling of top and deckle board of movable plate, the bottom of movable plate extends to the fixed plate below, the one end and the movable plate rigid coupling of first spring, the other end and the mounting groove of first spring one side inner wall rigid coupling, four both ends of connecting rod articulate with the outer wall of two adjacent movable plates respectively.
3. The rhizosphere soil in-situ collection device convenient to operation of claim 2, characterized in that, drive mechanism includes the solid fixed cylinder of rotation connection at the fixed plate top, cup joints at the outside ring gear of solid fixed cylinder, rotates the transmission shaft of connection at the mounting panel top and installs the linkage subassembly at the fixed plate top, be fixed with two butt pieces that set up relatively on the inner wall of solid fixed cylinder, the butt piece is the arc of periphery to solid fixed cylinder axle center evagination, moves to the position department of being close to the axle center of solid fixed cylinder for the drive butt post when solid fixed cylinder pivoted in-process and butt post contact, and the mounting panel top is installed and is used for driving transmission shaft pivoted motor, and the top of transmission shaft extends to the fixed plate top and is fixed with the drive gear with the ring meshing, the linkage subassembly is including rotating the pivot of connection at the fixed plate top, cup joint at the outside connecting gear of pivot and fixing the eccentric wheel at the pivot top, connecting gear and drive gear meshing.
4. The rhizosphere soil in-situ collection device convenient to operate according to claim 3, wherein the fixing component comprises an elastic column installed at the top of the fixing plate, a first telescopic column fixed at one end of the elastic column, a second telescopic column fixed at the top of the first telescopic column and a binding band installed at one end of the second telescopic column, and the first telescopic column is rotatably connected with a fixing wheel abutted to the periphery of the eccentric wheel.
5. The rhizosphere soil in-situ collection device convenient to operation of claim 4, characterized in that, the elasticity post includes the sleeve of fixing at the fixed plate top and the activity post that the activity set up in the sleeve, and one end of activity post extends to the sleeve outside, and the other end of activity post is fixed with spring two, and the other end of spring two and one side inner wall rigid coupling of sleeve, flexible post one includes the receiver, the activity sets up the movable rod and the locking bolt of spiro union on the receiver outer wall in the receiver, and the one end of movable rod extends to the receiver outside, and the one end butt of locking bolt is on the outer wall of movable rod, the one end that the activity post is located the sleeve outside and the outer wall rigid coupling of the receiver of flexible post one, the structure of flexible post two is the same with the structure of flexible post one, and the receiver of flexible post two is fixed in the one end of the movable rod of flexible post one, and the bandage is installed in the one end of the movable rod of flexible post two.
6. The rhizosphere soil in-situ collection device convenient to operate as claimed in claim 1, wherein the locking member comprises a fixed rod fixed at the bottom of the fixed plate and a connecting sleeve movably sleeved outside the fixed rod, a positioning bolt is screwed outside the connecting sleeve, and one end of the positioning bolt abuts against the outer wall of the fixed rod.
7. The rhizosphere soil in-situ collection device convenient to operate of claim 3, wherein the bottom of the transmission shaft extends to below the mounting plate and is fixed with a rotating wheel, the driving mechanism comprises a loop bar located below the mounting plate, a fixed sleeve movably sleeved outside the loop bar, a fixed frame fixed at one end of the loop bar, and a rack and a transmission plate fixed at the other end of the loop bar, a plurality of ratchet teeth are installed on the outer wall of one side of the transmission plate, a ratchet meshed with the ratchet teeth is sleeved outside the mounting cylinder, a gear meshed with the rack is fixed at the bottom of the threaded cylinder, a fixed shaft is fixed at the position of the bottom surface of the rotating wheel deviated from the center of the circle, the movable sleeve of the fixed frame is sleeved outside the fixed shaft, and the length of the inner side of the fixed frame is greater than the diameter of the rotating wheel.
8. The rhizosphere soil in-situ collection device convenient to operate of claim 1, wherein the scraper is of an L-shaped structure, the long end of the scraper is fixed on the outer wall of the mounting barrel, the blanking hole is of a funnel-shaped structure, one side of the blanking hole is convenient to abut against the periphery of the mounting barrel, and the length of the long end of the scraper is smaller than the diameter of the opening of the blanking hole.
9. Use of a conveniently operated rhizosphere soil in-situ collection device according to any one of claims 1 to 8, comprising the steps of:
s1, cultivating, namely cultivating the plant to be detected in a cultivation part by adopting a soil cultivation method;
s2, sampling, namely taking out rhizosphere soil in the culture part through the sampling part, and shaking the plant to make soil attached to the root system fall down;
and S3, collecting, namely collecting the soil discharged from the culture part in a centralized manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211534807.4A CN115791263A (en) | 2022-12-02 | 2022-12-02 | Rhizosphere soil in-situ collection device and method convenient to operate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211534807.4A CN115791263A (en) | 2022-12-02 | 2022-12-02 | Rhizosphere soil in-situ collection device and method convenient to operate |
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| Publication Number | Publication Date |
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| CN115791263A true CN115791263A (en) | 2023-03-14 |
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| CN202211534807.4A Pending CN115791263A (en) | 2022-12-02 | 2022-12-02 | Rhizosphere soil in-situ collection device and method convenient to operate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116267356A (en) * | 2023-05-19 | 2023-06-23 | 三亚市林业科学研究院 | Intelligent cultivation frame for forestry seedling culture |
| CN117616952A (en) * | 2024-01-16 | 2024-03-01 | 滇西应用技术大学 | Rhizosphere soil self-separating cultivation protection device |
-
2022
- 2022-12-02 CN CN202211534807.4A patent/CN115791263A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116267356A (en) * | 2023-05-19 | 2023-06-23 | 三亚市林业科学研究院 | Intelligent cultivation frame for forestry seedling culture |
| CN116267356B (en) * | 2023-05-19 | 2023-07-21 | 三亚市林业科学研究院 | Intelligent cultivation frame for forestry seedling culture |
| CN117616952A (en) * | 2024-01-16 | 2024-03-01 | 滇西应用技术大学 | Rhizosphere soil self-separating cultivation protection device |
| CN117616952B (en) * | 2024-01-16 | 2024-05-14 | 滇西应用技术大学 | Rhizosphere soil self-separating cultivation protection device |
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