CN111811867A

CN111811867A - Sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization

Info

Publication number: CN111811867A
Application number: CN202010531902.3A
Authority: CN
Inventors: 吴霞; 雷金银; 王长军; 樊丽琴; 李磊; 王旭
Original assignee: Agricultural Resource And Environment Institute Ningxia Academy Of Agricultural And Forestry Sciences (ningxia Soil And Plant Nutrition Key Laboratory)
Current assignee: Agricultural Resource And Environment Institute Ningxia Academy Of Agricultural And Forestry Sciences (ningxia Soil And Plant Nutrition Key Laboratory)
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-10-23
Anticipated expiration: 2040-06-12
Also published as: CN111811867B

Abstract

The invention discloses a sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization. This severe soil salinization draws with sampling straight intubate mechanism that detects composition, rotate cap section of thick bamboo through the knob and screw thread displacement on adjusting the montant, utilize the poor back shore principle of displacement, make the supporting disk provide the supporting force to it, in order to reach adjustable's the ascending displacement of control installation cap section of thick bamboo in vertical side, then the vertical displacement of pole is driven in the rethread control, then drive the sealed cutting plate of pulling steel wire pulling, make its utilize the angle change that drives the pulling steel wire pulling, and the horizontal displacement difference that produces drives sealed cutting plate level, reached and carried out the shutoff with the inside soil that has gathered of its straight intubate and finished, the effect that collection soil dropped when vertical taking out straight intubate has been avoided.

Description

Sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization

Technical Field

The invention relates to the technical field of soil detection sampling intubation, in particular to a sampling straight-through intubation mechanism for detecting components for extracting severe soil salinization.

Background

The soil is formed and evolved under the comprehensive action of various soil forming factors such as matrix, climate, biology, terrain, time and the like, the soil is complex in composition and generally consists of solid, liquid and gas phases such as minerals, organic matters generated by decomposition of animal and plant residues, moisture, air and the like, wherein soil environment detection refers to determination of environment quality (or pollution degree) and change trend thereof through determination of representative values of the factors influencing the soil environment quality, and commonly referred to as soil environment monitoring refers to soil environment monitoring which generally comprises technical contents such as distribution sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like.

At present, the existing insertion pipes for soil detection and sampling are all straight-through pipes, the straight-through pipes are inserted into soil through impact output equipment, part of soil collected by the straight-through pipes is inserted into the straight-through pipes, then the straight-through pipes with sampling soil are taken out of the soil, however, the straight-through pipes have a problem that the humidity, the content and the components of the soil are completely different due to the influence of different regions, so that some parts of soil with high sand content can fall out of the straight-through pipes when being taken out, the soil quantity sampled by the straight-through pipes is not up to standard, and the straight-through pipes are required to be taken for multiple times, so that certain troubles are brought to the taking work.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a sampling straight-through pipe inserting mechanism for extracting detection components for severe soil salinization, which solves the problem that when part of soil with high sandy soil content is taken out, the soil can fall from a straight-through pipe, so that the sampled soil quantity does not reach the standard, and the soil needs to be sampled for multiple times, thus bringing certain trouble to the sampling work.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization comprises a straight-through pipe inserting pipe, wherein a knob cap is sleeved on the top edge of the straight-through pipe inserting pipe in a threaded manner, the top of the knob cap is fixedly connected with two supporting vertical rods, the two supporting vertical rods are respectively distributed in a bilateral symmetry manner in the middle of the knob cap, the tops of the two supporting vertical rods are fixedly connected with the bottom of a barrel part, the top of the barrel part is rotatably connected with a resisting and pressing vertical rod, the top of the resisting and pressing vertical rod is connected with an output shaft of external impact equipment, a supporting plate is fixedly connected between the two supporting vertical rods, an adjusting vertical rod is arranged in the middle of the supporting plate in a penetrating manner, the inner wall of the supporting plate is movably connected with the surface of the adjusting vertical rod, a threaded groove is formed in the surface of the adjusting vertical rod, and a, the surface of the knob rotating cap cylinder is provided with vertical grooves and ridges for increasing friction, the bottom of the adjusting vertical rod is rotatably connected with an installing cap cylinder, the bottom of the installing cap cylinder is provided with a groove, a driving rod is inserted into the groove at the bottom of the installing cap cylinder, the bottom of the driving rod penetrates through the middle part of the knob cap and extends to the inside of the straight-through insertion tube, the front surface and the back surface of the top of the driving rod are fixedly connected with limiting clamping blocks, the two limiting clamping blocks are clamped in the groove at the bottom of the installing cap cylinder, two side walls of the groove at the bottom of the installing cap cylinder are provided with sliding grooves matched with the limiting clamping blocks for use, the surface of the installing cap cylinder is rotatably sleeved with a rotating pull disc, the upper surface of the driving rod is sleeved with a stressed tension spring, the surface of the driving rod is movably sleeved with a top supporting pressing plate, and the bottom of the top supporting pressing plate, the two ends of the stress tension spring are respectively fixedly connected with the bottom of the rotary pull disc and the top of the top support pressing plate, a straight barrel adjusting pipe is arranged in the straight barrel insertion pipe, the surface of the straight barrel adjusting pipe is fixedly sleeved with the inner wall of the inner ring of the bearing sleeve, two side walls of the outer ring of the bearing sleeve are respectively fixedly connected with a support transverse cutting rod, the other end of the support transverse cutting rod is fixedly connected with the inner wall of the straight barrel insertion pipe, the two support transverse cutting rods are respectively arranged in a bilateral symmetry mode by the axis of the straight barrel insertion pipe, a butt joint adjustment extension straight barrel is inserted into the bottom of the straight barrel adjusting pipe, the surface of the butt joint adjustment extension straight barrel is in threaded connection with the inner wall of the straight barrel adjusting pipe, the straight barrel adjusting pipe and the butt joint adjustment extension straight barrel are movably sleeved on the surface of the driving rod, the bottom of the driving rod is positioned in the butt joint adjustment extension straight barrel, sealed cutting plate has all been inserted to the inner wall both sides of straight-through intubate, sealed cutting plate's surface and the inner wall sliding connection who leads to the intubate, two sealed cutting plate is located the equal mutual dislocation overlap joint of the end at straight-through intubate middle part, two sealed cutting plate's top is all seted up flutedly, the recess inner wall fixedly connected with location pull rod that sealed cutting plate top was seted up, the fixed surface of location pull rod is connected with the pulling steel wire, the top of pulling steel wire is inserted the butt joint and is adjusted the inside of extending straight section of thick bamboo, and the bottom fixed connection of the top of pulling steel wire and drive bar, sealed cutting plate is located the inside one end fixedly connected with powerful extension spring of straight-through intubate, the other end of powerful extension spring and the inner wall fixed connection.

Preferably, the knob rotates the bottom edge mouth extrusion contact of a cap section of thick bamboo and has the protection shore steel sheet, the inner circle activity of protection shore steel sheet is cup jointed on the surface of adjusting the montant, the bottom of protection shore steel sheet and the top extrusion contact of supporting disk.

Preferably, the top fixedly connected with of adjusting the montant is spacing to push up the dish, the material of spacing top dish chooses for use the elasticity plastic to make, the top of spacing top dish and the bottom extrusion contact of barrel spare.

Preferably, a reinforcing sleeve shaft ring is fixedly sleeved on the surface of the adjusting vertical rod, and the bottom edge of the reinforcing sleeve shaft ring is rotatably connected with the top of the mounting cap barrel.

Preferably, the butt joint is adjusted the bottom fixedly connected with high strength protection arc cap section of thick bamboo that extends a straight section of thick bamboo, the bottom of high strength protection arc cap section of thick bamboo is provided with two and runs through a section of thick bamboo, the surface slip of pulling steel wire runs through a section of thick bamboo that runs through that the bottom of high strength protection arc cap section of thick bamboo set up.

Preferably, a protective sealing soft plate is fixedly arranged on the edge of the top of the straight cylinder adjusting pipe, and the top of the protective sealing soft plate is in pressing contact with a top plate of an inner cavity of the knob cap.

Preferably, the inner ring of powerful extension spring has cup jointed and has stabilized the plate, the end of stabilizing the plate inserts the inside of sealed cutting plate, the surface of stabilizing the plate and the inner wall sliding connection of sealed cutting plate, the other end of stabilizing the plate and the inner wall fixed connection who leads directly the intubate.

Preferably, the surface of the stabilizing plate is sleeved with a stable sealing sleeve in a sliding manner, and the side surface of the stable sealing sleeve is fixedly connected with the inner wall of the straight-through insertion tube.

(III) advantageous effects

The invention provides a sampling direct pipe inserting mechanism for detecting components for extracting severe soil salinization. The method has the following beneficial effects:

(1) the sampling straight-through intubation mechanism for detecting components for extracting severe soil salinization achieves the effect that the height of the driving rod can be adjusted by rotating the cap cylinder through the knob by arranging the straight-through intubation and matching the supporting plate, the adjusting vertical rod, the knob to rotate the cap cylinder, the mounting cap cylinder, the driving rod, the limiting clamping block and the chute, thereby achieving the purpose that the supporting plate provides supporting force for the adjusting vertical rod through the knob to rotate the cap cylinder, utilizing the jacking principle of displacement difference to ensure that the supporting plate provides supporting force for the adjusting vertical rod to achieve the adjustable displacement of the mounting cap cylinder in the vertical direction, then inserting the adjusting vertical rod into the chute through the limiting clamping block on the driving rod, and then controlling the rotation of the mounting cap cylinder to clamp the driving rod in the mounting cap cylinder, further achieving the purposes of dismantling the screw connection of the knob cap cylinder and the straight-through intubation and simultaneously achieving the effect of adjusting the height of the, the soil sampled in the straight cannula can be conveniently taken out from the tail part of the straight cannula.

(2) The sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization is characterized in that a sealing cutting plate is arranged, a straight cylinder adjusting pipe, a butt joint adjusting extending straight cylinder, a bearing sleeve, a supporting transverse cutting rod, a pulling steel wire, a positioning pull rod, a powerful tension spring, a rotary pull disc and a stress tension spring are matched for use, so that the inner part of the straight-through pipe inserting of the sealing cutting plate is blocked through the displacement of the sealing cutting plate, then the vertical displacement of the driving rod is controlled, the pulling steel wire is driven to pull the sealing cutting plate, the sealing cutting plate is driven to horizontally displace by utilizing the angle change of the pulling steel wire, the generated horizontal displacement difference drives the sealing cutting plate, and the sealing cutting plate can be smoothly converted into stable horizontal displacement according to the pulling force of the pulling steel wire through the elastic acting force of the powerful tension spring and the constraint acting force of the stable plate, therefore, the effect that the collected soil falls off when the straight-through insertion tube is vertically taken out is achieved.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view of the interior of the structure of the present invention;

FIG. 3 is a partial internal detail view of the structure of the present invention;

FIG. 4 is an enlarged schematic view of the invention at point A in FIG. 2;

FIG. 5 is an enlarged view of the point B in FIG. 4 according to the present invention;

FIG. 6 is an enlarged view at C of FIG. 3 according to the present invention;

FIG. 7 is an enlarged view at D of FIG. 3 illustrating the present invention;

FIG. 8 is an enlarged schematic view at E of FIG. 6 in accordance with the present invention;

FIG. 9 is an enlarged schematic view at F of FIG. 8 in accordance with the present invention;

FIG. 10 is an enlarged view at G of FIG. 1 according to the present invention.

In the figure: 1. directly connecting a cannula; 2. a knob cap; 3. supporting the vertical rod; 4. a barrel; 5. pressing the stressed vertical bar; 6. a support disc; 7. adjusting the vertical rod; 8. the knob rotates the cap barrel; 9. a protective top bracing steel plate; 10. a limiting top disc; 11. mounting a cap cylinder; 12. driving the rod; 13. a limiting clamping block; 14. a chute; 15. reinforcing the collar sleeve; 16. a straight barrel regulating tube; 17. a straight cylinder for butt joint and extension adjustment; 18. a bearing sleeve; 19. supporting a transverse cutting rod; 20. sealing and cutting the plate; 21. pulling the steel wire; 22. the arc-shaped cap cylinder is protected in a high-strength manner; 23. positioning the pull rod; 24. stabilizing the sealing sleeve; 25. a strong tension spring; 26. a stabilizing plate; 27. rotating the pull disc; 28. a stressed tension spring; 29. a top support pressing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 10, the present invention provides a technical solution: a sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization comprises a straight-through pipe inserting 1, a knob cap 2 is sleeved on the top edge of the straight-through pipe inserting 1 through threads, two supporting vertical rods 3 are fixedly connected to the top of the knob cap 2, the two supporting vertical rods 3 are respectively distributed in bilateral symmetry in the middle of the knob cap 2, the tops of the two supporting vertical rods 3 are both fixedly connected with the bottom of a barrel 4, the top of the barrel 4 is rotatably connected with a resisting and pressing vertical rod 5, the top of the resisting and pressing vertical rod 5 is connected with an output shaft of external impact equipment, a supporting plate 6 is fixedly connected between the two supporting vertical rods 3, an adjusting vertical rod 7 penetrates through the middle of the supporting plate 6, the inner wall of the supporting plate 6 is movably connected with the surface of the adjusting vertical rod 7, a thread groove is formed in the surface of the adjusting vertical rod 7, and a knob rotating cap barrel, the surface of the knob rotating cap barrel 8 is provided with a vertical groove edge for increasing friction, the bottom edge of the knob rotating cap barrel 8 is in extrusion contact with a protective top bracing steel plate 9, the inner ring of the protective top bracing steel plate 9 is movably sleeved on the surface of the adjusting vertical rod 7, the bottom of the protective top bracing steel plate 9 is in extrusion contact with the top of the supporting disk 6, the effect of protecting the knob rotating cap barrel 8 is achieved through the arrangement of the protective top bracing steel plate 9, the top of the adjusting vertical rod 7 is fixedly connected with a limit top disk 10, the material of the limit top disk 10 is made of elastic plastic, the top of the limit top disk 10 is in extrusion contact with the bottom of the barrel part 4, through the arrangement of the limit top disk 10, the effect of limiting the displacement of the adjusting vertical rod 7 is achieved, the effect of protecting the bottom of the barrel part 4 is achieved, the bottom of the adjusting vertical rod 7 is rotatably connected with an installation cap barrel 11, the surface of the adjusting vertical rod 7 is, the bottom edge of the reinforcing sleeve shaft ring 15 is rotatably connected with the top of the mounting cap barrel 11, the effect of enhancing the stability of the adjusting vertical rod 7 is achieved by arranging the reinforcing sleeve shaft ring 15, the bottom of the mounting cap barrel 11 is provided with a groove, a driving rod 12 is inserted into the groove at the bottom of the mounting cap barrel 11, the bottom of the driving rod 12 penetrates through the middle part of the knob cap 2 and extends to the inside of the direct insertion tube 1, the front and the back of the top of the driving rod 12 are fixedly connected with limiting clamping blocks 13, the two limiting clamping blocks 13 are clamped in the groove at the bottom of the mounting cap barrel 11, two side walls of the groove at the bottom of the mounting cap barrel 11 are respectively provided with a sliding groove 14 matched with the limiting clamping blocks 13, the surface of the mounting cap barrel 11 is rotatably sleeved with a rotating pull disc 27, the upper surface of the driving rod 12 is sleeved with a stressed tension spring 28, the surface of the driving rod 12 is movably sleeved with a top supporting pressing plate 29, the bottom of the top supporting pressing, two ends of a stressed tension spring 28 are respectively fixedly connected with the bottom of the rotary pull disc 27 and the top of the top support pressing plate 29, a straight barrel adjusting pipe 16 is arranged inside the straight insertion pipe 1, the surface of the straight barrel adjusting pipe 16 is fixedly sleeved with the inner wall of the inner ring of the bearing sleeve 18, two side walls of the outer ring of the bearing sleeve 18 are respectively and fixedly connected with a support transverse cutting rod 19, the other end of the support transverse cutting rod 19 is fixedly connected with the inner wall of the straight insertion pipe 1, the two support transverse cutting rods 19 are respectively arranged in bilateral symmetry with the axis of the straight insertion pipe 1, a protection sealing soft plate is fixedly arranged on the top edge opening of the straight barrel adjusting pipe 16, the top of the protection sealing soft plate is in extrusion contact with a top plate of the inner cavity of the knob cap 2, a butt joint adjusting extension straight barrel 17 is inserted into the bottom of the straight barrel adjusting pipe 16, the surface of the butt joint adjusting extension straight barrel 17 is in threaded connection with the inner wall of the straight barrel adjusting pipe 16, the bottom of the driving rod 12 is positioned inside the straight butting adjusting and extending cylinder 17, the bottom of the inner cavity of the straight-through insertion tube 1 is arranged to be in a conical cylinder shape, the two sides of the inner wall of the straight-through insertion tube 1 are inserted with the sealing cutting plates 20, the surface of the sealing cutting plates 20 is in sliding connection with the inner wall of the straight-through insertion tube 1, the ends of the two sealing cutting plates 20 positioned in the middle of the straight-through insertion tube 1 are in staggered lap joint with each other, the tops of the two sealing cutting plates 20 are provided with grooves, the inner walls of the grooves formed in the tops of the sealing cutting plates 20 are fixedly connected with the positioning pull rod 23, the surface of the positioning pull rod 23 is fixedly connected with the pulling steel wire 21, the top of the pulling steel wire 21 is inserted into the straight butting adjusting and extending cylinder 17, the top of the pulling steel wire 21 is fixedly connected with the bottom of the driving rod 12, the bottom of the, the surface of a pulling steel wire 21 penetrates through a penetrating cylinder arranged at the bottom of a high-strength protection arc-shaped cap cylinder 22 in a sliding mode, the high-strength protection arc-shaped cap cylinder 22, a butt joint adjustment extension straight cylinder 17 and a straight cylinder adjusting pipe 16 are arranged, so that the effect of protecting the moving rod 12 is achieved, one end, located inside a straight-through insertion pipe 1, of a sealing and cutting plate 20 is fixedly connected with a strong tension spring 25, the other end of the strong tension spring 25 is fixedly connected with the inner wall of the straight-through insertion pipe 1, a stabilizing plate 26 is sleeved on the inner ring of the strong tension spring 25, the end head of the stabilizing plate 26 is inserted into the sealing and cutting plate 20, the surface of the stabilizing plate 26 is connected with the inner wall of the sealing and cutting plate 20 in a sliding mode, the other end of the stabilizing plate 26 is fixedly connected with the inner wall of the straight-through insertion pipe 1, and the effects, the stable sealing sleeve 24 is sleeved on the surface of the stable plate 26 in a sliding mode, the side face of the stable sealing sleeve 24 is fixedly connected with the inner wall of the straight-through insertion pipe 1, and the stable sealing sleeve 24 is arranged, so that the effect of sealing and cutting the plate 20 is achieved.

When the direct insertion pipe 1 is used, the direct insertion pipe 1 is inserted into sampled soil through impact equipment, the sampled soil enters the direct insertion pipe 1 while being inserted, when the direct insertion pipe 1 needs to be taken out, the knob is firstly rotated to rotate the cap cylinder 8, the knob rotates the cap cylinder 8 to perform threaded displacement on the adjusting vertical rod 7, the supporting plate 6 provides supporting acting force for the supporting plate by utilizing the jacking principle of displacement difference so as to adjustably control the adjusting vertical rod 7 to perform vertical upward displacement, then the mounting cap cylinder 11 is driven to perform upward displacement, the steel wire 21 is pulled upwards through the driving rod 12, the seal cutting plate 20 is driven to perform horizontal displacement by utilizing the angle change of the pulling of the steel wire 21, the interior of the insertion pipe 1 is blocked by the displacement of the seal cutting plate 20, and then the direct insertion pipe 1 is directly taken out from the soil, when the sampling soil of the straight-through insertion tube 1 needs to be taken out, namely the mounting cap barrel 11 is rotated, the limiting clamping blocks 13 on the two sides of the top of the driving rod 12 are enabled to rotate to the sliding groove 14 of the mounting cap barrel 11, the driving rod 12 is pulled out downwards, then the straight-through insertion tube 1 is rotated, the straight-through insertion tube 1 is enabled to be connected and separated with the screw thread of the knob cap 2, then the sampling soil can be taken out from the top of the straight-through insertion tube 1, the phenomenon that the sampling soil falls when the straight-through insertion tube 1 is vertically taken out is avoided, the soil sampling is enabled to be smoother, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by professionals in the.

In conclusion, the sampling straight-through intubation mechanism for extracting the detection components for the severe soil salinization has the advantages that through the arrangement of the straight-through intubation 1 and the matching use of the support plate 6, the adjusting vertical rod 7, the knob rotating cap cylinder 8, the mounting cap cylinder 11, the driving rod 12, the limiting clamping block 13 and the sliding groove 14, the threaded displacement of the knob rotating cap cylinder 8 on the adjusting vertical rod 7 is realized, the support plate 6 provides a supporting acting force for the support plate by utilizing the jacking principle of displacement difference so as to adjustably control the displacement of the mounting cap cylinder 11 in the vertical direction, then the limiting clamping block 13 on the driving rod 12 is inserted into the sliding groove 14, the rotation of the mounting cap cylinder 11 is controlled, the driving rod 12 is clamped inside the control mounting cap cylinder 11, the threaded connection and the dismounting of the knob cap 2 and the intubation straight-through 1 are realized, and the effect of adjusting the height of the driving rod 12 by the knob rotating cap cylinder 8 is also realized, the soil sampled in the straight insertion tube 1 can be taken out from the tail part of the straight insertion tube 1, and then the sealing cutting plate 20 is arranged, the straight cylinder adjusting tube 16, the butt joint adjusting extension straight cylinder 17, the bearing sleeve 18, the supporting transverse cutting rod 19, the pulling steel wire 21, the positioning pull rod 23, the strong tension spring 25, the rotating pull disc 27 and the stressed tension spring 28 are matched for use, so that the inner part of the straight insertion tube 1 is blocked through the displacement of the sealing cutting plate 20, then the vertical displacement of the driving rod 12 is controlled, the pulling steel wire 21 is driven to pull the sealing cutting plate 20, the generated horizontal displacement difference drives the sealing cutting plate 20 to horizontally displace by utilizing the angle change of the pulling steel wire 21, and the sealing cutting plate 20 can be smoothly converted into stable horizontal displacement according to the pulling force of the pulling steel wire 21 through the elastic acting force of the strong tension spring 25 and the restraining acting force of the stable plate 26, therefore, the effect that the collected soil falls off when the straight-through insertion tube 1 is vertically taken out is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a severe soil salinization is drawed with sampling straight-through intubate mechanism that detects composition, includes straight-through intubate (1), its characterized in that: the top edge of the straight-through insertion pipe (1) is sleeved with a knob cap (2) in a threaded manner, the top of the knob cap (2) is fixedly connected with two supporting vertical rods (3), the two supporting vertical rods (3) are respectively distributed in a bilateral symmetry manner in the middle of the knob cap (2), the tops of the two supporting vertical rods (3) are fixedly connected with the bottom of a barrel part (4), the top of the barrel part (4) is rotatably connected with a resisting and pressing vertical rod (5), the top of the resisting and pressing vertical rod (5) is connected with an output shaft of external impact equipment, a supporting plate (6) is fixedly connected between the two supporting vertical rods (3), an adjusting vertical rod (7) penetrates through the middle of the supporting plate (6), the inner wall of the supporting plate (6) is movably connected with the surface of the adjusting vertical rod (7), and a threaded groove is formed in the surface of the adjusting vertical rod (7), the surface thread of the adjusting vertical rod (7) is sleeved with a knob rotating cap cylinder (8), the surface of the knob rotating cap cylinder (8) is provided with a vertical groove edge used for increasing friction, the bottom of the adjusting vertical rod (7) is connected with an installing cap cylinder (11) in a rotating way, the bottom of the installing cap cylinder (11) is provided with a groove, a driving rod (12) is inserted into the groove at the bottom of the installing cap cylinder (11), the bottom of the driving rod (12) penetrates through the middle part of the knob cap (2) and extends to the inside of a straight-through insertion pipe (1), the front and the back of the top of the driving rod (12) are both fixedly connected with limiting clamping blocks (13), the two limiting clamping blocks (13) are both clamped in the groove at the bottom of the installing cap cylinder (11), and the two side walls of the groove at the bottom of the installing cap cylinder (11) are both provided with sliding grooves (14) matched with the limiting clamping blocks, the surface of installation cap section of thick bamboo (11) is rotated and has been cup jointed rotation drawing disk (27), the upper surface cover of drive pole (12) has atress extension spring (28), the surface activity of drive pole (12) has been cup jointed the shore and has been pressed board (29), the shore presses the bottom of board (29) and the top extrusion contact of knob block (2), the both ends of atress extension spring (28) respectively with the bottom of rotating drawing disk (27) and shore the top fixed connection who presses board (29), the inside of straight intubate (1) is provided with straight section of thick bamboo regulating tube (16), the surface of straight section of thick bamboo regulating tube (16) cup joints with the inner wall fixed of bearing sleeve pipe (18) inner circle, the equal fixedly connected with of both sides wall of bearing sleeve pipe (18) outer lane supports crosscut pole (19), the other end of support crosscut pole (19) and the inner wall fixed connection of straight intubate (1), two the axis that is with straight section of crossing intubate (1) respectively is bilateral symmetry and distributes and sets up two supporting rod (19) and sets The bottom of the straight-tube adjusting tube (16) is inserted with a butt-joint adjusting extension straight tube (17), the surface of the butt-joint adjusting extension straight tube (17) is in threaded connection with the inner wall of the straight-tube adjusting tube (16), the straight-tube adjusting tube (16) and the butt-joint adjusting extension straight tube (17) are movably sleeved on the surface of the driving rod (12), the bottom of the driving rod (12) is positioned in the butt-joint adjusting extension straight tube (17), the bottom of the inner cavity of the straight-through insertion tube (1) is arranged in a conical tube shape, sealing cutting plates (20) are inserted into two sides of the inner wall of the straight-through insertion tube (1), the surface of each sealing cutting plate (20) is in sliding connection with the inner wall of the straight-through insertion tube (1), the ends of the two sealing cutting plates (20) positioned in the middle of the straight-through insertion tube (1) are in staggered lap joint with each other, and grooves are formed in the, the utility model discloses a sealed cutting plate (20) top is seted up, the recess inner wall fixedly connected with location pull rod (23), the fixed surface of location pull rod (23) is connected with pulling steel wire (21), the top of pulling steel wire (21) is inserted the butt joint and is adjusted the inside of extending straight section of thick bamboo (17), and the top of pulling steel wire (21) and the bottom fixed connection who drives pole (12), sealed cutting plate (20) are located the inside powerful extension spring of one end fixedly connected with (25) of direct intubate (1), the other end of powerful extension spring (25) and the inner wall fixed connection of direct intubate (1).

2. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the knob rotates the bottom edge mouth extrusion contact of a cap section of thick bamboo (8) and has protection shore steel sheet (9), the inner circle activity of protection shore steel sheet (9) is cup jointed on the surface of adjusting montant (7), the top extrusion contact of the bottom of protection shore steel sheet (9) and supporting disk (6).

3. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the top fixedly connected with of adjusting montant (7) is spacing to push up dish (10), the material of spacing top dish (10) chooses for use the elasticity plastic for use to make, the bottom extrusion contact of the top of spacing top dish (10) and barrel spare (4).

4. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the surface of the adjusting vertical rod (7) is fixedly sleeved with a reinforcing sleeve shaft ring (15), and the bottom edge of the reinforcing sleeve shaft ring (15) is rotatably connected with the top of the mounting cap barrel (11).

5. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the butt joint is adjusted the bottom fixedly connected with high strength protection arc cap section of thick bamboo (22) of extending straight section of thick bamboo (17), the bottom of high strength protection arc cap section of thick bamboo (22) is provided with two and runs through a section of thick bamboo, the surface slip of pulling steel wire (21) runs through the section of thick bamboo that runs through that the bottom of high strength protection arc cap section of thick bamboo (22) set up.

6. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the top edge of the straight cylinder adjusting pipe (16) is fixedly provided with a protective sealing soft board, and the top of the protective sealing soft board is in extrusion contact with a top plate of an inner cavity of the knob cap (2).

7. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the inner circle of powerful extension spring (25) has cup jointed and has stabilized plate (26), the end of stabilizing plate (26) inserts the inside of sealed cutting plate (20), the surface of stabilizing plate (26) and the inner wall sliding connection of sealed cutting plate (20), the other end of stabilizing plate (26) and the inner wall fixed connection of direct intubate (1).

8. The sampling direct intubation mechanism for the heavy soil salinization extraction detection component according to claim 1, wherein: the surface of the stabilizing plate (26) is sleeved with a stable sealing sleeve (24) in a sliding mode, and the side face of the stable sealing sleeve (24) is fixedly connected with the inner wall of the straight-through insertion pipe (1).