Multifunctional soil available state element integrated analysis device

Abstract

The invention relates to the technical field of soil analysis devices, in particular to a multifunctional soil available state element integrated analysis device. During use, a soil sample and an extracting solution are put into the sample tube, and then the first motor is started to centrifuge the soil sample and the extracting solution in the sample tube; after centrifugation is completed, the first motor is stopped, the first driving part is started to enable the piston type material taking barrel to be aligned with the sample tube, and then the second driving part is started to drive the piston type material taking barrel to stretch into the sample tube; then, a third driving part is started, so that the piston type material taking barrel is driven to extract the supernate in the sample tube; then the first driving part is started again to enable the piston type material taking barrel to be aligned with the material collecting pipe, then the supernate in the piston type material taking barrel is transferred into the material collecting pipe again, the supernate is filtered by the material collecting pipe, and the filtered supernate is introduced into the inductance type spectrum analyzer through the feeding pipe so as to detect the available state elements of the soil.

Description

Technical Field

[0001] The present invention relates to the technical field of soil analysis devices, and in particular to a multifunctional integrated analysis device for effective elements in soil. Background Art

[0002] The main available elements in soil are boron, sulfur, phosphorus, silicon, zinc, manganese, iron, and copper. The content and ratio of these elements directly affect the growth of plants and crops, necessitating the testing of these elements in the soil. With the development of agricultural production and increased awareness of environmental quality, higher standards are being placed on the testing of these elements. Currently, traditional soil testing methods require multiple steps, including centrifugation, filtration, and transfer, each performed using different instruments. This is cumbersome, time-consuming, and labor-intensive. An integrated solution is urgently needed to enable rapid and accurate soil testing of these elements. Summary of the Invention

[0003] The main purpose of the present invention is to provide a multifunctional integrated analysis device for effective elements in soil, aiming to solve the current problem of the urgent need for an integrated effective element detection solution to achieve rapid and accurate soil effective element detection.

[0004] To achieve the above object, the technical solution proposed by the present invention is: A multifunctional integrated analysis device for effective elements in soil, comprising a support frame, a centrifugal assembly, a transfer assembly, an inductive spectrum analyzer, a collecting pipe and a feeding pipe; the centrifugal assembly comprises a centrifugal box, a first motor, a rotating shaft, a turntable and a container tube; the centrifugal box and the inductive spectrum analyzer are both arranged on the support frame; the rotating shaft is rotatably arranged in the centrifugal box; the first motor is arranged in the centrifugal box to drive the rotating shaft to rotate, and the turntable is coaxially fixedly connected to the rotating shaft; the container tube is embedded in the turntable; the container tube is used to embed a sample tube; the sample tube is used to place soil samples and extracts; the collecting pipe is detachably arranged on the support frame; the collecting pipe is connected to one end of the feeding pipe; the other end of the feeding pipe is connected to the sample inlet of the inductive spectrum analyzer; the transfer assembly comprises a sliding arm , a slide, a first driving component, a lifting arm, a second driving component, a piston-type material barrel and a third driving component; the slide arm is horizontally arranged and higher than the centrifugal box; the slide seat is horizontally slidably sleeved on the slide arm; the lifting arm is vertically penetrated by the slide seat; the piston-type material barrel is detachably arranged on the lifting arm; the first driving component is used to drive the slide seat to move horizontally so that the piston-type material barrel is aligned with the collecting pipe or the sample tube; the second driving component is used to drive the lifting arm to lift and lower vertically so that the piston-type material barrel extends into the sample tube, and the third driving component is used to drive the piston-type material barrel to extract the supernatant in the sample tube; the third driving component is also used to transfer the supernatant in the piston-type material barrel to the collecting pipe; the collecting pipe is used to filter the supernatant and flow it into the feeding pipe.

[0005] Preferably, a partition is provided inside the centrifuge box; the rotating shaft is rotatably passed through the partition, and the rotating shaft is vertically arranged; the first motor is arranged below the partition; the first motor is used to drive the rotating shaft to rotate; there are multiple containing tubes; each containing tube is symmetrically distributed around the rotating shaft; the central axis of the containing tube is vertically arranged; the inner wall of the containing tube is provided with two elastic extrusion sheets that are diametrically opposed to each other, and the elastic extrusion sheets are used to squeeze the sample tube embedded in the containing tube to fix the sample tube; when the sample tube is embedded in the containing tube, the top of the sample tube extends out of the containing tube; the top of the sample tube is detachably covered with a cap.

[0006] Preferably, the transfer assembly further includes a support arm; the support arm is vertically arranged on the support frame; the sliding arm is fixedly connected to the support arm; and the collecting pipe is located between the inductive spectrum analyzer and the centrifuge box.

[0007] Preferably, the first driving component includes a first screw rod, a second motor, a first gear and a second gear; a support block is provided at the end of the sliding arm away from the support arm; the two ends of the first screw rod are rotatably connected to the support arm and the support block respectively; the first screw rod is parallel to the sliding arm and is located above the sliding arm; the sliding seat is provided with a first threaded hole; the first screw rod is cooperated with and penetrates the first threaded hole; the first gear is coaxially sleeved on the first screw rod and is close to the support arm; the second motor is provided on the support arm, and the second gear is coaxially connected to the output shaft of the second motor; the second gear is engaged with the first gear.

[0008] Preferably, the second driving component includes an electric push rod and a connecting seat; the lifting arm is vertically arranged; the connecting seat is connected to the top of the lifting arm, and the connecting seat is higher than the slide; the base of the electric push rod is arranged on the top of the slide, and the telescopic end of the electric push rod is connected to the connecting seat; the telescopic direction of the electric push rod is parallel to the lifting arm.

[0009] Preferably, the transfer assembly further comprises a support plate and a fixing component; the support plate is connected to the bottom of the lifting arm and is arranged horizontally; the support plate is provided with a first through hole that penetrates the thickness of the plate; the piston-type material taking barrel comprises a barrel body, a piston body, a push-pull rod, a push-pull plate and a material taking needle tube; the piston body is slidably embedded in the barrel body; the push-pull rod is connected to the piston body; one end of the barrel body is open; the push-pull rod is movably passed through the opening of the barrel body; the push-pull plate is connected to the push-pull rod away from the piston body one end; the push-pull plate is perpendicular to the push-pull rod; the push-pull rod and the cylinder share a central axis; the other end of the cylinder is connected to the material extraction needle tube; the material extraction needle tube and the cylinder share a central axis; the outer wall of the cylinder is sleeved with a first baffle; the cylinder is used to be embedded in the first through hole; when the cylinder is embedded in the first through hole, the fixing component is used to press the first baffle against the support plate to fix the piston type material extraction cylinder to the support plate; the third driving component is used to drive the push-pull plate to move.

[0010] Preferably, the third driving component includes a second screw rod, a third motor, a lifting block, a locking plate and a rotating rod; the lifting arm fixed sleeve is provided with a first connecting arm and a second connecting arm; the first connecting arm and the second connecting arm are parallel to each other and both are perpendicular to the lifting arm; the two ends of the second screw rod are rotatably connected to the first connecting arm and the second connecting arm respectively; the second screw rod is parallel to the lifting arm; the third motor is arranged on the lifting arm, and the third motor is used to drive the second screw rod to rotate; the lifting block is vertically slidably sleeved on the lifting arm, and the lifting block is provided with a second threaded hole; the second screw rod is cooperated and penetrated into the second threaded hole; the rotating rod is rotatably connected to the upper surface of the lifting block; the locking plate is fixedly connected to the rotating rod; the upper surfaces of the locking plate and the lifting block are both perpendicular to the lifting arm; the distance between the locking plate and the upper surface of the lifting block is equal to the thickness of the push-pull plate; the push-pull plate is used to be clamped between the locking plate and the upper surface of the lifting block; the diameter of the first through hole is equal to the outer diameter of the cylinder, and the outer diameter of the first baffle is larger than the diameter of the first through hole.

[0011] and a lever, having one end connected to the bottom edge of the block plate, the middle portion being connected to the top edge of the block plate and the other end being connected to the top edge of the block plate.

[0012] Preferably, the support frame is provided with a mounting bracket; the mounting bracket is provided with a second through hole; the funnel is connected to the top of the collecting pipe; the discharge pipe is connected to the bottom of the collecting pipe; the outer wall of the collecting pipe is provided with a fourth baffle; the collecting pipe is used to pass through the second through hole; the fourth baffle is used to abut the mounting bracket; the feed pipe is used to be detachably mounted on the discharge pipe; a filter membrane is provided in the collecting pipe; the first driving component is used to drive the slide to move horizontally so that the piston-type material collection barrel is aligned with the funnel.

[0013] Preferably, it further comprises a box cover plate hinged to the centrifugal box; the box cover plate is used to close or open the centrifugal box.

[0014] Compared with the prior art, the present invention has at least the following beneficial effects: The multifunctional integrated soil effective element analysis device proposed in the present invention can centrifuge, extract and detect soil samples in sequence, thereby realizing an integrated effective element detection solution; when in use, the centrifuge box is opened, the soil sample and the extract are placed in the sample tube, and then the first motor is started to centrifuge the soil sample and the extract in the sample tube; after the centrifugation is completed, the first motor is stopped, and the first driving component is started to drive the slide to move horizontally so that the piston-type material collection barrel is aligned with the sample tube, and then the second driving component is started to drive the lifting arm to descend, thereby driving the piston-type material collection barrel Insert it into the sample tube; then start the third driving component to drive the piston-type material collection cylinder to extract the supernatant in the sample tube; then start the first driving component again to align the piston-type material collection cylinder with the collection tube, and then start the third driving component again to transfer the supernatant in the piston-type material collection cylinder to the collection tube. A filter membrane is provided in the collection tube to filter the supernatant. The supernatant after filtration is passed into the inductive spectrum analyzer through the feed pipe, so that the effective elements in the soil are detected by the inductive spectrum analyzer; the whole process has high integration and less manual intervention, which can greatly improve the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0016] Figure 1 This is a schematic structural diagram of an embodiment of a multifunctional integrated soil available element analysis device proposed by the present invention; Figure 2 for Figure 1 A magnified diagram of the details at point A.

[0017] Description of reference numerals: 110, support frame; 120, centrifuge box; 130, inductive spectrum analyzer; 140, box cover; 150, partition; 160, rotating shaft; 170, speed reducer; 180, first motor; 190, turntable; 210, container tube; 220, sample tube; 230, support arm; 240, slide arm; 250, support block; 260, first screw rod; 270, slide seat; 280, lifting arm; 290, connecting seat; 310, electric push rod; 320, first gear; 330, second gear; 340, second motor; 350, mounting bracket; 360 , collecting pipe; 370, funnel; 380, fourth baffle; 390, discharge pipe; 410, feed pipe; 420, first connecting arm; 430, second connecting arm; 440, second screw rod; 450, third motor; 460, rotating rod; 470, locking plate; 480, push-pull plate; 490, push-pull rod; 510, cylinder; 520, sliding rod; 530, connecting plate; 540, second baffle; 550, spring; 560, third baffle; 570, first baffle; 580, material taking needle tube; 590, support plate; 610, pull ring; 620, lifting block.

[0018] The purpose, features and advantages of the present invention will be further described with reference to the accompanying drawings and in conjunction with the embodiments. DETAILED DESCRIPTION

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0020] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0021] In addition, the terms "first," "second," and so on, used in this disclosure are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referenced. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this disclosure, "plurality" means at least two, such as two or three, unless otherwise specifically defined.

[0022] In the present invention, unless otherwise specified or limited, the terms "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can mean fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0023] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in this field can implement it. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0024] The present invention provides a multifunctional integrated analysis device for effective elements in soil.

[0025] As attached Figure 1 -Attached Figure 2As shown, in one embodiment of a multifunctional soil effective state element integrated analysis device proposed by the present invention, the multifunctional soil effective state element integrated analysis device includes a support frame 110, a centrifugal assembly, a transfer assembly, an inductive spectrum analyzer 130, a collecting pipe 360 and a feed pipe 410; the centrifugal assembly includes a centrifugal box 120, a first motor 180, a rotating shaft 160, a turntable 190 and a container 210; the centrifugal box 120 and the inductive spectrum analyzer 130 are both arranged on the support frame 110; the rotating shaft 1 60 is rotatably arranged in the centrifugal box 120; the first motor 180 is arranged in the centrifugal box 120 for driving the rotating shaft 160 to rotate, and the turntable 190 is coaxially fixedly connected to the rotating shaft 160; the container tube 210 is embedded in the turntable 190; the container tube 210 is used to embed the sample tube 220; the sample tube 220 is used to place the soil sample and the extract (such as a mixture of sodium chloride and sodium bicarbonate); the collecting pipe 360 is detachably arranged on the support frame 110; the collecting pipe 360 is connected to one end of the feeding pipe 410; the feeding pipe The other end of 410 is connected to the sample inlet of the inductive spectrum analyzer 130; the transfer assembly includes a sliding arm 240, a sliding seat 270, a first driving component, a lifting arm 280, a second driving component, a piston-type material taking cylinder and a third driving component; the sliding arm 240 is arranged horizontally and is higher than the centrifugal box 120 (the sliding arm 240 is directly above the turntable 190); the sliding seat 270 is horizontally slidably sleeved on the sliding arm 240; the lifting arm 280 is vertically penetrated through the sliding seat 270; the piston-type material taking cylinder is detachably arranged on the lifting arm 280. 0; the first driving component is used to drive the slide 270 to move horizontally so that the piston-type material cylinder is aligned with the collection tube 360 or the sample tube 220; the second driving component is used to drive the lifting arm 280 to lift and lower vertically so that the piston-type material cylinder extends into the sample tube 220, and the third driving component is used to drive the piston-type material cylinder to extract the supernatant in the sample tube 220; the third driving component is also used to transfer the supernatant in the piston-type material cylinder to the collection tube 360; the collection tube 360 is used to filter the supernatant and let it flow into the feed pipe 410.

[0026] The multifunctional integrated soil effective element analysis device proposed in the present invention can centrifuge, extract and detect soil samples in sequence, thereby realizing an integrated effective element detection solution; when in use, the centrifuge box 120 is opened, the soil sample and the extract are placed in the sample tube 220, and then the first motor 180 is started to centrifuge the soil sample and the extract in the sample tube 220; after the centrifugation is completed, the first motor 180 is stopped, and the first driving component is started to drive the slide 270 to move horizontally so that the piston-type material collection barrel is aligned with the sample tube 220, and then the second driving component is started to drive the lifting arm 280 to descend, thereby driving the piston-type material collection barrel Insert it into the sample tube 220; then start the third driving component to drive the piston-type material collection cylinder to extract the supernatant in the sample tube 220; then start the first driving component again to align the piston-type material collection cylinder with the collection tube 360, and then start the third driving component again to transfer the supernatant in the piston-type material collection cylinder to the collection tube 360. A filter membrane is provided in the collection tube 360 to filter the supernatant. The supernatant after filtration is passed into the inductive spectrum analyzer 130 through the feed pipe 410, so that the effective elements in the soil are detected by the inductive spectrum analyzer 130; the whole process has high integration and less manual intervention, which can greatly improve the detection efficiency.

[0027] In addition, a partition 150 is provided inside the centrifuge box 120; the rotating shaft 160 is rotatably passed through the partition 150, and the rotating shaft 160 is vertically arranged; the first motor 180 is arranged below the partition 150; the first motor 180 is used to drive the rotating shaft 160 to rotate (the output shaft of the first motor 180 is coaxially connected to the input shaft of the reducer 170, and the output shaft of the reducer 170 is coaxially connected to the rotating shaft 160); the number of the container tubes 210 is multiple; each container tube 210 is centrally symmetrically distributed with respect to the rotating shaft 160; the central axis of the container tube 210 is vertically arranged; the inner wall of the container tube 210 is provided with two elastic extrusion sheets (not shown) that are diametrically opposed to each other, the elastic extrusion sheets are used to squeeze the sample tube 220 embedded in the container tube 210 to fix the sample tube 220; when the sample tube 220 is embedded in the container tube 210, the top of the sample tube 220 extends out of the container tube 210; the top of the sample tube 220 is detachably covered with a cap (not shown).

[0028] Meanwhile, the transfer assembly further includes a support arm 230, which is vertically mounted on the support frame 110, a slide arm 240 fixedly connected to the support arm 230, and a collecting pipe 360 located between the inductive spectrum analyzer 130 and the centrifugal box 120. The above technical solution improves the structural details of the device.

[0029] In addition, the first drive component includes a first screw rod 260, a second motor 340, a first gear 320, and a second gear 330. A support block 250 is provided at the end of the slide arm 240 away from the support arm 230. The two ends of the first screw rod 260 are rotatably connected to the support arm 230 and the support block 250, respectively. The first screw rod 260 is parallel to the slide arm 240 and is located above the slide arm 240. The slide 270 has a first threaded hole (not shown). The first screw rod 260 is inserted into the first threaded hole. The first gear 320 is coaxially sleeved on the first screw rod 260 and is close to the support arm 230. The second motor 340 is provided on the support arm 230, and the second gear 330 is coaxially connected to the output shaft of the second motor 340. The second gear 330 meshes with the first gear 320. Through the above technical solution, the structure and function of the first drive component are improved. The first motor 180 drives the first screw rod 260 to rotate, thereby driving the slide 270 to move horizontally.

[0030] Meanwhile, the second drive component includes an electric push rod 310 and a connecting base 290. The lifting arm 280 is vertically arranged. The connecting base 290 is connected to the top of the lifting arm 280 and is higher than the slide 270. The base of the electric push rod 310 is set on the top of the slide 270, and the telescopic end of the electric push rod 310 is connected to the connecting base 290. The telescopic direction of the electric push rod 310 is parallel to the lifting arm 280. Through the above technical solution, the structure and function of the second drive component are improved. The electric push rod 310 drives the connecting base 290 to rise and fall, thereby driving the lifting arm 280 to rise and fall vertically, thereby driving the piston-type material dispensing barrel to rise and fall vertically.

[0031] In addition, the transfer assembly further includes a support plate 590 and a fixing component; the support plate 590 is connected to the bottom of the lifting arm 280, and the support plate 590 is arranged horizontally; the support plate 590 is provided with a first through hole (not shown) that penetrates the thickness of the plate; the piston-type material taking cylinder includes a cylinder 510, a piston body (not shown), a push-pull rod 490, a push-pull plate 480 and a material taking needle tube 580; the piston body is slidably embedded in the cylinder 510; the push-pull rod 490 is connected to the piston body; one end of the cylinder 510 is open; the push-pull rod 490 is movably passed through the opening of the cylinder 510; the push-pull plate 480 is connected to the push-pull rod 4 90 is one end away from the piston body; the push-pull plate 480 is perpendicular to the push-pull rod 490; the push-pull rod 490 and the cylinder 510 share a central axis; the other end of the cylinder 510 is connected to a material collection needle tube 580; the material collection needle tube 580 and the cylinder 510 share a central axis; the outer wall of the cylinder 510 is sleeved with a first baffle 570; the cylinder 510 is used to be embedded in the first through hole; when the cylinder 510 is embedded in the first through hole, the fixing component is used to press the first baffle 570 tightly against the support plate 590 to fix the piston type material collection cylinder to the support plate 590; the third driving component is used to drive the push-pull plate 480 to move. This embodiment improves the specific structure of the piston-type material extraction barrel. By pushing and pulling the push-pull plate 480, the piston body can be driven to slide in the barrel 510, thereby extracting the supernatant in the sample tube 220, or injecting the supernatant in the barrel 510 into the collecting pipe 360; the piston-type material extraction barrel can be detachably arranged on the support plate 590, which is convenient for replacement and avoids cross contamination of samples.

[0032] At the same time, the third driving component includes a second screw rod 440, a third motor 450, a lifting block 620, a locking plate 470 and a rotating rod 460; the lifting arm 280 is fixedly sleeved with a first connecting arm 420 and a second connecting arm 430; the first connecting arm 420 and the second connecting arm 430 are parallel to each other and are both perpendicular to the lifting arm 280; the two ends of the second screw rod 440 are respectively rotatably connected to the first connecting arm 420 and the second connecting arm 430; the second screw rod 440 is parallel to the lifting arm 280; the third motor 450 is provided on the lifting arm 280, and the third motor 450 is used to drive the second screw rod 440 to rotate; the lifting block 620 is vertically slidably sleeved on the lifting arm The lowering arm 280 and the lifting block 620 are provided with a second threaded hole (not shown); the second screw rod 440 is cooperated and penetrates the second threaded hole; the rotating rod 460 is rotatably connected to the upper surface of the lifting block 620; the locking plate 470 is fixedly connected to the rotating rod 460; the upper surfaces of the locking plate 470 and the lifting block 620 are both perpendicular to the lifting arm 280; the distance between the locking plate 470 and the upper surface of the lifting block 620 is equal to the thickness of the push-pull plate 480; the push-pull plate 480 is used to be clamped between the locking plate 470 and the upper surface of the lifting block 620; the diameter of the first through hole is equal to the outer diameter of the cylinder 510, and the outer diameter of the first baffle 570 is larger than the diameter of the first through hole.

[0033] Through the above technical solution, the structure and function of the third driving component are improved. After the cylinder 510 is embedded in the first through hole, the push-pull plate 480 is moved so that the push-pull plate 480 is in contact with the upper surface of the lifting block 620, and then the rotating rod 460 is rotated to make the locking plate 470 in contact with the upper surface of the push-pull plate 480, thereby clamping the push-pull plate 480; subsequently, the second screw rod 440 can be driven to rotate by the third motor 450, and then the lifting block 620 can be driven to rise and fall vertically, so as to drive the push-pull plate 480 to move, thereby driving the piston head to slide in the cylinder 510.

[0034] In addition, the fixing components include a slide bar 520, a second baffle 540, a connecting plate 530, a third baffle 560 and a spring 550; when the first baffle 570 is pressed against the support plate 590, the central axis of the cylinder 510 is perpendicular to the support plate 590; the slide bar 520 is slidably arranged on the support plate 590, and the slide bar 520 is perpendicular to the lifting arm 280; the two ends of the slide bar 520 extend out of both sides of the support plate 590 respectively; one end of the slide bar 520 is connected to the connecting plate 530, and the other end of the slide bar 520 is connected to the second baffle 540; the second baffle 540 and the connecting plate 530 are parallel to each other and are both parallel to the lifting arm 280; the third baffle 560 is connected to the connecting plate 530, And it is above the slide bar 520; the third baffle 560 is parallel to the support plate 590 and higher than the support plate 590; the spring 550 is sleeved on the slide bar 520; one end of the spring 550 is connected to the support plate 590, and the other end of the spring 550 is connected to the second baffle 540, and the spring 550 is always in a compressed state; the elastic force of the spring 550 makes the third baffle 560 tend to move toward the support plate 590, so that the third baffle 560 is in contact with the upper surface of the first baffle 570, so that the first baffle 570 is pressed tightly against the support plate 590; the fixing component also includes a pull ring 610; the pull ring 610 is connected to the side of the connecting plate 530 facing away from the support plate 590.

[0035] Specifically, when installing the piston-type material extraction barrel, manually pull the pull ring 610. After the barrel 510 is embedded in the first through hole, release the pull ring 610. The third baffle 560 moves toward the support plate 590 under the action of the spring 550, and finally makes the third baffle 560 fit against the upper surface of the first baffle 570, thereby fixing the piston-type material extraction barrel to the support plate 590.

[0036] At the same time, the support frame 110 is provided with a mounting bracket 350; the mounting bracket 350 is provided with a second through hole (not shown); the funnel 370 is connected to the top of the collecting pipe 360; the discharge pipe 390 is connected to the bottom of the collecting pipe 360; the outer wall of the collecting pipe 360 is sleeved with a fourth baffle 380; the collecting pipe 360 is used to penetrate the second through hole (the collecting pipe 360 and the second through hole are interferingly penetrated); the fourth baffle 380 is used to abut the mounting bracket 350; the feed pipe 410 is used to be detachably sleeved on the discharge pipe 390 (the feed pipe 410 and the discharge pipe 390 are interferingly sleeved); a filter membrane is provided in the collecting pipe 360 (the filter membrane is located in the middle of the collecting pipe 360, the pore size of the filter membrane is 0.45μm, the filter membrane is detachable, and the filter membrane can be replaced regularly); the first driving component is used to drive the slide 270 to move horizontally so that the piston-type material barrel is aligned with the funnel 370. By making the collecting tube 360 detachable, it is easy to replace and avoid cross contamination of soil samples.

[0037] In addition, the multifunctional soil effective element integrated analysis device further includes a box cover 140 hinged to the centrifuge box 120 ; the box cover 140 is used to close or open the centrifuge box 120 .

[0038] The above description is only a preferred embodiment of the present invention and does not limit the patent scope of the present invention. All equivalent structural transformations made by using the contents of the present invention description and drawings under the inventive concept of the present invention, or direct / indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A multifunctional integrated soil effective element analysis device, characterized in that: The invention comprises a support frame, a centrifugal assembly, a transfer assembly, an inductive spectrum analyzer, a collecting pipe and a feeding pipe; the centrifugal assembly comprises a centrifugal box, a first motor, a rotating shaft, a turntable and a container tube; the centrifugal box and the inductive spectrum analyzer are both arranged on the support frame; the rotating shaft is rotatably arranged in the centrifugal box; the first motor is arranged in the centrifugal box to drive the rotating shaft to rotate, and the turntable is coaxially fixedly connected to the rotating shaft; the container tube is embedded in the turntable; the container tube is used to embed a sample tube; the sample tube is used to place soil samples and extracts; the collecting pipe is detachably arranged on the support frame; the collecting pipe is connected to one end of the feeding pipe; the other end of the feeding pipe is connected to the sample inlet of the inductive spectrum analyzer; the transfer assembly comprises a sliding arm, a sliding seat, a first driving component , a lifting arm, a second driving component, a piston-type material barrel and a third driving component; the sliding arm is horizontally arranged and higher than the centrifugal box; the slide seat is horizontally slidably sleeved on the sliding arm; the lifting arm is vertically penetrated by the sliding seat; the piston-type material barrel is detachably arranged on the lifting arm; the first driving component is used to drive the slide seat to move horizontally so that the piston-type material barrel is aligned with the collecting pipe or the sample tube; the second driving component is used to drive the lifting arm to lift and lower vertically so that the piston-type material barrel extends into the sample tube, and the third driving component is used to drive the piston-type material barrel to extract the supernatant in the sample tube; the third driving component is also used to transfer the supernatant in the piston-type material barrel to the collecting pipe; the collecting pipe is used to filter the supernatant and flow it into the feeding pipe.

2. A multifunctional soil effective element integrated analysis device according to claim 1, characterized in that: A partition is provided inside the centrifuge box; the rotating shaft is rotatably passed through the partition and is vertically arranged; the first motor is arranged below the partition; the first motor is used to drive the rotating shaft to rotate; there are multiple containing tubes; each containing tube is symmetrically distributed around the rotating shaft; the central axis of the containing tube is vertically arranged; the inner wall of the containing tube is provided with two elastic extrusion sheets that are diametrically opposed to each other, and the elastic extrusion sheets are used to squeeze the sample tube embedded in the containing tube to fix the sample tube; when the sample tube is embedded in the containing tube, the top of the sample tube extends out of the containing tube; the top of the sample tube is detachably covered with a cap.

3. The multifunctional soil effective element integrated analysis device according to claim 1 is characterized in that: The transfer assembly further includes a support arm; the support arm is vertically arranged on the support frame; the slide arm is fixedly connected to the support arm; and the collecting pipe is located between the inductive spectrum analyzer and the centrifugal box.

4. The multifunctional soil effective element integrated analysis device according to claim 3 is characterized in that: The first driving component includes a first screw rod, a second motor, a first gear and a second gear; a support block is provided at one end of the sliding arm away from the support arm; both ends of the first screw rod are rotatably connected to the support arm and the support block respectively; the first screw rod is parallel to the sliding arm and is located above the sliding arm; the sliding seat is provided with a first threaded hole; the first screw rod is fitted and penetrated into the first threaded hole; the first gear is coaxially sleeved on the first screw rod and is close to the support arm; the second motor is provided on the support arm, and the second gear is coaxially connected to the output shaft of the second motor; The second gear meshes with the first gear.

5. The multifunctional soil effective element integrated analysis device according to claim 1 is characterized in that: The second driving component includes an electric push rod and a connecting seat; the lifting arm is arranged vertically; the connecting seat is connected to the top of the lifting arm, and the connecting seat is higher than the slide; the base of the electric push rod is arranged on the top of the slide, and the telescopic end of the electric push rod is connected to the connecting seat; the telescopic direction of the electric push rod is parallel to the lifting arm.

6. The multifunctional soil effective element integrated analysis device according to claim 1 is characterized in that: The transfer assembly also includes a support plate and a fixing component; the support plate is connected to the bottom of the lifting arm and is arranged horizontally; the support plate is provided with a first through hole that penetrates the thickness of the plate; the piston-type material extraction cylinder includes a cylinder body, a piston body, a push-pull rod, a push-pull plate and a material extraction needle tube; the piston body is slidably embedded in the cylinder body; the push-pull rod is connected to the piston body; one end of the cylinder body is open; the push-pull rod is movably inserted into the opening of the cylinder body; the push-pull plate is connected to the end of the push-pull rod facing away from the piston body ; The push-pull plate is perpendicular to the push-pull rod; the push-pull rod and the cylinder share a central axis; the other end of the cylinder is connected to the material extraction needle tube; the material extraction needle tube and the cylinder share a central axis; the outer wall of the cylinder is sleeved with a first baffle; the cylinder is used to be embedded in the first through hole; when the cylinder is embedded in the first through hole, the fixing component is used to press the first baffle tightly against the support plate to fix the piston type material extraction cylinder to the support plate; the third driving component is used to drive the push-pull plate to move.

7. The multifunctional soil effective element integrated analysis device according to claim 6, characterized in that: The third driving component includes a second screw rod, a third motor, a lifting block, a locking plate and a rotating rod; the lifting arm fixed sleeve is provided with a first connecting arm and a second connecting arm; the first connecting arm and the second connecting arm are parallel to each other and perpendicular to the lifting arm; the two ends of the second screw rod are respectively rotatably connected to the first connecting arm and the second connecting arm; the second screw rod is parallel to the lifting arm; the third motor is arranged on the lifting arm, and the third motor is used to drive the second screw rod to rotate; the lifting block is vertically slidably sleeved on the lifting arm, and the lifting block is provided with a second threaded hole; the second screw rod is cooperated and penetrated into the second threaded hole; the rotating rod is rotatably connected to the upper surface of the lifting block; the locking plate is fixedly connected to the rotating rod; the upper surfaces of the locking plate and the lifting block are both perpendicular to the lifting arm; the distance between the locking plate and the upper surface of the lifting block is equal to the thickness of the push-pull plate; the push-pull plate is used to be clamped between the locking plate and the upper surface of the lifting block; the diameter of the first through hole is equal to the outer diameter of the cylinder, and the outer diameter of the first baffle is larger than the diameter of the first through hole.

8. The multifunctional soil effective element integrated analysis device according to claim 7 is characterized in that: and a lever, having one end connected to the pivot plate, the second end connected to the pivot plate, and the second end connected to the pivot plate, wherein the limit stop is set at 1 and a stop stop, and the limit stop is set at 1. The pin of the second end of the linking rod is connected to the pin of the third link.

9. The multifunctional soil effective element integrated analysis device according to claim 1 is characterized in that: The support frame is provided with a mounting bracket; the mounting bracket is provided with a second through hole; the funnel is connected to the top of the collecting pipe; the discharge pipe is connected to the bottom of the collecting pipe; the outer wall of the collecting pipe is provided with a fourth baffle; the collecting pipe is used to pass through the second through hole; the fourth baffle is used to abut the mounting bracket; the feed pipe is used to be detachably mounted on the discharge pipe; a filter membrane is provided in the collecting pipe; the first driving component is used to drive the slide to move horizontally so that the piston-type material collection barrel is aligned with the funnel.

10. The multifunctional integrated soil effective element analysis device according to claim 1, characterized in that: It also includes a box cover plate hinged to the centrifugal box; the box cover plate is used to close or open the centrifugal box.

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