CN217638096U - Flue-cured tobacco soil sample collection device in field - Google Patents

Abstract

The utility model discloses a field flue-cured tobacco soil sample collection device, which comprises a collection cylinder, a collection port is provided on the wall of the collection cylinder, a conical drill bit is detachably connected to the bottom of the collection cylinder; a push plate is arranged in the collection cylinder, and the top of the push plate is arranged A push rod is fixedly connected, and the push plate is limited and slidably matched with the inner wall of the collection cylinder; a guide groove is opened on the wall of the collection cylinder along the vertical direction, the guide groove is communicated with the collection port, and a shielding plate is slidably connected in the guiding groove, and the bottom of the shielding plate is slidably connected. The end cooperates with the push plate in limit; the guide groove is provided with a scraping mechanism, the scraping mechanism is located under the push plate, and the push plate abuts against the scraping mechanism. In the field flue-cured tobacco soil sample collection device provided by the utility model, soil sampling is carried out through the scraping mechanism arranged on the collection cylinder, and by arranging a shielding plate on the collection cylinder, the target can be avoided in the process of pressing the collection cylinder into the soil. Soil beyond the depth is mixed into the collection tube to ensure the accuracy of soil condition detection results.

Description

A device for collecting soil samples of flue-cured tobacco in the field

technical field

The utility model relates to the technical field of soil sampling devices, in particular to a soil sample collecting device for field flue-cured tobacco.

Background technique

When planting flue-cured tobacco, in order to make the tobacco plants grow and develop normally and obtain better yield and quality, the soil moisture must be kept within an appropriate range during the growth of flue-cured tobacco. Therefore, it is necessary to always pay attention to the soil conditions of the tobacco fields where flue-cured tobacco is grown, so that real-time remedial measures can be taken according to the soil conditions. Therefore, it has become an inevitable requirement to monitor the soil of the growing place during the process of growing flue-cured tobacco.

In the prior art, when sampling and testing the soil, in order to collect soil samples of different depths, an earth drill is generally used for sampling. However, when the existing soil drill enters the soil, it is easy to collect soil beyond the target depth into the soil drill, so that the collected soil samples are polluted by soil samples from other depths, which affects the accuracy of soil condition detection results. .

Utility model content

The purpose of this utility model is to provide a field flue-cured tobacco soil sample collection device to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the utility model provides the following solutions: the utility model provides a field flue-cured tobacco soil sample collection device, comprising a collection cylinder, a collection port is opened on the cylinder wall of the collection cylinder, and the bottom end of the collection cylinder is detachable A conical drill bit is connected; a push plate is arranged in the collection cylinder, a push rod is fixedly connected to the top of the push plate, and the push plate is limited and slidably matched with the inner wall of the collection cylinder; the upper edge of the cylinder wall of the collection cylinder A guide groove is provided in the vertical direction, the guide groove is communicated with the collection port, a shielding plate is slidably connected in the guide groove, and the bottom end of the shielding plate is limited and matched with the push plate; A scraping mechanism is provided, the scraping mechanism is located below the push plate, and the push plate is in contact with the scraping mechanism.

Preferably, the inner wall of the collecting cylinder is provided with a number of limit chute along the vertical direction, and the side wall of the push plate is fixedly connected with a number of limit sliders, and the limit slider is connected to the limiter. The chute is correspondingly arranged, and the push plate and the collecting cylinder are slidably matched through the limit chute and the limit slider; the blocking plate is in limit fit with the push plate through the limit slider .

Preferably, the scraping mechanism includes an ejector and a scraper, both of the scraper and the scraper are adapted to the guide groove, and the bottom end of the scraper is fixedly connected to the A hinge shaft is fixedly connected to the bottom of the guide groove, and a hinge shaft is fixedly connected to one end of the top of the ejector. A torsion spring is arranged in the hinge hole, and both ends of the torsion spring are respectively fixedly connected with the hinge shaft and the moldboard; the top of the moldboard is fixedly embedded with a first magnet, and the bottom end of the shielding plate is fixedly embedded with a first magnet. A second magnet is fixedly embedded, the first magnet and the second magnet are arranged correspondingly, and the shielding plate and the moldboard are adsorbed and fixed by the first magnet and the second magnet.

Preferably, the ejector includes a first connecting plate and a second connecting plate, the first connecting plate is located below the second connecting plate, and the first connecting plate is fixedly connected to the bottom of the guide groove, The top surface of the second connecting plate is flush with the bottom end surface of the collecting port; a number of springs are arranged between the first connecting plate and the second connecting plate, and two ends of the spring are respectively aligned with the first connecting plate. The connecting plate and the second connecting plate are fixedly connected.

Preferably, a support frame is provided outside the collection cylinder, a vertical sliding hole is opened on the support frame, and the push rod is slidably sleeved in the vertical sliding hole.

Preferably, the support frame includes a V-shaped horizontal plate, two ends of the V-shaped horizontal plate are fixedly connected with vertical plates, the bottom end of the vertical plate is fixedly connected with a pedal, and the bottom end of the pedal is fixedly connected with an anti-skid protrusion From the beginning, the vertical sliding hole is opened in the middle of the V-shaped transverse plate.

Preferably, a scale is fixed on the push rod.

Preferably, the top end of the collection cylinder is detachably connected to a limit rod, and the push plate is in limit fit with the limit rod.

The utility model discloses the following technical effects: the field flue-cured tobacco soil sample collection device provided by the utility model performs soil sampling through a soil scraping mechanism arranged on the collection cylinder, and by arranging a shielding plate on the collection cylinder, the collection cylinder can be avoided when In the process of pressing into the soil, the soil beyond the target depth is mixed into the collection cylinder, so as to ensure the accuracy of the soil condition detection results.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the utility model field flue-cured tobacco soil sample collection device;

Fig. 2 is the structural representation of the collecting cylinder of the present utility model;

Fig. 3 is the structural representation of the utility model ejector;

Among them, collection tube-1, conical drill bit-2, push plate-3, push rod-4, guide groove-5, shield plate-6, limit chute-7, limit slider-8, moldboard -9, hinge shaft-10, first magnet-11, first connecting plate-12, second connecting plate-13, spring-14, V-shaped horizontal plate-15, vertical plate-16, pedal-17, anti-skid protrusion From -18, limit rod -19.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In order to make the above objects, features and advantages of the present utility model more clearly understood, the present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

The utility model provides a field flue-cured tobacco soil sample collection device, comprising a collection cylinder 1, a collection port is opened on the wall of the collection cylinder 1, a conical drill bit 2 is detachably connected to the bottom end of the collection cylinder 1; the collection cylinder 1 is provided with a pusher Plate 3, a push rod 4 is fixedly connected to the top of the push plate 3, a scale is fixed on the push rod 4, and the push plate 3 is limited and slidably matched with the inner wall of the collection cylinder 1; the cylinder wall of the collection cylinder 1 is provided with a guide along the vertical direction Slot 5, the guide slot 5 is communicated with the collection port, the guide slot 5 is slidably connected with a shielding plate 6, and the bottom end of the shielding plate 6 is limited and matched with the push plate 3; Below the plate 3, the push plate 3 is in contact with the scraping mechanism.

Further, in order to conveniently use the push rod 4 to press the collection cylinder 1 into the soil, and to be able to rotate the collection cylinder 1 through the push rod 4, four limit chutes 7 are opened on the inner wall of the collection cylinder 1 along the vertical direction, Four limit sliders 8 are fixedly connected to the side wall of the push plate 3. The limit sliders 8 are arranged corresponding to the limit chute 7. The push plate 3 and the collection cylinder 1 pass through the limit chute 7 and the limit slider 8. Sliding fit; the shielding plate 6 is limitedly matched with the push plate 3 through the limit slider 8 .

Further, after the collecting cylinder 1 is pressed into the specified soil depth, in order to facilitate the sampling of the soil, the soil scraping mechanism includes an ejector and a moldboard 9, and both the ejector and the moldboard 9 are compatible with the guide groove 5. The bottom end of the ejector is fixedly connected to the bottom of the guide groove 5, the top end of the ejector is fixedly connected with a hinge shaft 10, one end of the moldboard 9 is provided with a hinge hole, and the moldboard 9 is connected to the hinge shaft through the hinge hole. 10 is hinged; a torsion spring is arranged in the hinge hole, and both ends of the torsion spring are fixedly connected to the hinge shaft 10 and the moldboard 9 respectively; the top end of the moldboard 9 is fixedly embedded with a first magnet 11, and the bottom end of the shielding plate 6 is fixedly embedded A second magnet is provided, the first magnet 11 is arranged corresponding to the second magnet, the shielding plate 6 and the moldboard 9 are adsorbed and fixed by the first magnet 11 and the second magnet; the ejector includes a first connecting plate 12 and a second connecting plate Plate 13, the first connecting plate 12 is located below the second connecting plate 13, the first connecting plate 12 is fixedly connected to the bottom of the guide groove 5, the top surface of the second connecting plate 13 is flush with the bottom end surface of the collection port; the first connecting plate 12 Several springs 14 are arranged between the second connecting plate 13 and the two ends of the springs 14 are fixedly connected to the first connecting plate 12 and the second connecting plate 13 respectively.

Further, in order to ensure that the direction of the collection cylinder 1 is not easily changed when it is pressed into the soil, a support frame is provided outside the collection cylinder 1, the support frame is provided with a vertical sliding hole, and the push rod 4 is slidably sleeved in the vertical sliding hole. The support frame includes a V-shaped horizontal plate 15, both ends of the V-shaped horizontal plate 15 are fixedly connected with a vertical plate 16, the bottom end of the vertical plate 16 is fixedly connected with a pedal 17, and the bottom end of the pedal 17 is fixedly connected with an anti-skid protrusion 18, The vertical sliding hole is opened in the middle of the V-shaped transverse plate 15 .

Further, in order to prevent the shielding plate 6 and the push plate 3 from accidentally slipping out of the collection cylinder 1, a limit rod 19 is detachably connected to the top of the collection cylinder 1, and the push plate 3 and the limit rod 19 are in position limit fit.

In the field flue-cured tobacco soil sample collection device provided by the utility model, when in use, before pressing the collection cylinder 1 into the soil, the support frame is first installed on the push rod 4, and the push plate 3 and the shielding plate 6 are used to push out the ejector. and the moldboard 9 are pressed into the guide groove 5, and the position of the shielding plate 6 is fixed with bolts. Completely cover the collection port. After determining the sampling location, step on the pedal 17 with your feet, remove the bolts that fix the position of the shielding plate 6, and push the push rod 4 with both hands to press the collecting cylinder 1 into the soil. Under the action of the first magnet 11 and the second magnet, the position of the shielding plate 6 remains unchanged. When determined by the scale on the push rod 4 After the collecting cylinder 1 reaches the specified soil depth, the pusher 3 and the shielding plate 6 are lifted up by the push rod 4, and the collecting cylinder 1 will not move upward under the action of soil friction. Under the action of magnetic adsorption and the elastic force of the spring 14, the moldboard 9 will be ejected from the guide groove 5 below the collection port. When the moldboard 9 is completely ejected from the guide groove 5, the shielding plate 6 will continue to move upward. For a certain distance, at this time, the moldboard 9 will not move in position under the action of the spring 14, and at the same time, under the action of the torsion spring, the moldboard 9 is ejected to the outside of the collection cylinder 1, and then the collection cylinder 1 is rotated by the push rod 4, That is, the moldboard 9 can be used to sample soil at a specified depth. After sampling, push down the push rod 4. When the shielding plate 6 is in contact with the moldboard 9, the magnetic adsorption between the shielding plate 6 and the moldboard 9 overcomes the elastic force of the torsion spring, so that the moldboard 9 is retracted to the sampling point. In the cylinder 1, since the first magnet 11 and the second magnet are arranged correspondingly, under the action of magnetic attraction, it can be ensured that the position of the moldboard 9 corresponds to the position of the guide groove 5, and then the moldboard is moved by the push rod 4. 9 is pressed into the guide groove 5 again, and the shielding plate 6 also moves downward together with the moldboard 9. When the shielding plate 6 partially enters the guiding groove 5, the shielding plate 6 and the collecting cylinder 1 are fixed with bolts. At this time, The pushing plate 3 cannot slide in the collecting cylinder 1 , and the collecting cylinder 1 can be taken out from the soil through the push rod 4 . When taking out the soil sample in the collection cylinder 1 , the soil sample can be taken out from the bottom of the collection cylinder 1 only by removing the conical drill bit 2 from the bottom of the collection cylinder 1 .

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indications of orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The above-mentioned embodiments are only to describe the preferred mode of the present invention, and do not limit the scope of the present invention. Under the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art can make the technical solutions of the present invention. Various deformations and improvements made shall fall within the protection scope determined by the claims of the present utility model.

Claims (8)

1. The field flue-cured tobacco soil sample collection device is characterized by comprising a collection cylinder (1), wherein a collection opening is formed in the cylinder wall of the collection cylinder (1), and a conical drill bit (2) is detachably connected to the bottom end of the collection cylinder (1); a push plate (3) is arranged in the collection cylinder (1), the top end of the push plate (3) is fixedly connected with a push rod (4), and the push plate (3) is in limit sliding fit with the inner wall of the collection cylinder (1); a guide groove (5) is formed in the wall of the collecting cylinder (1) in the vertical direction, the guide groove (5) is communicated with the collecting port, a shielding plate (6) is connected in the guide groove (5) in a sliding mode, and the bottom end of the shielding plate (6) is in limit fit with the pushing plate (3); the soil scraping mechanism is arranged in the guide groove (5) and located below the pushing plate (3), and the pushing plate (3) is abutted to the soil scraping mechanism.

2. The field flue-cured tobacco soil sample collection device according to claim 1, characterized in that a plurality of limiting sliding grooves (7) are formed in the inner wall of the collection cylinder (1) along the vertical direction, a plurality of limiting sliding blocks (8) are fixedly connected to the side wall of the push plate (3), the limiting sliding blocks (8) are arranged corresponding to the limiting sliding grooves (7), and the push plate (3) and the collection cylinder (1) are in sliding fit through the limiting sliding grooves (7) and the limiting sliding blocks (8); the shielding plate (6) is in limit fit with the pushing plate (3) through the limit sliding block (8).

3. The field flue-cured tobacco soil sample collection device according to claim 2, wherein the scraping mechanism comprises an ejector and a scraping plate (9), the ejector and the scraping plate (9) are both matched with the guide groove (5), the bottom end of the ejector is fixedly connected to the bottom of the guide groove (5), one end of the top of the ejector is fixedly connected with a hinge shaft (10), one end of the scraping plate (9) is provided with a hinge hole, and the scraping plate (9) is hinged to the hinge shaft (10) through the hinge hole; a torsion spring is arranged in the hinge hole, and two ends of the torsion spring are respectively fixedly connected with the hinge shaft (10) and the soil scraping plate (9); the top of scraper (9) is fixed to be inlayed and is equipped with first magnet (11), shielding plate (6) bottom mounting inlays and is equipped with second magnet, first magnet (11) with second magnet corresponds the setting, shielding plate (6) with scraper (9) pass through first magnet (11) second magnet adsorbs fixedly.

4. The field flue-cured tobacco soil sample collection device according to claim 3, characterized in that the ejector comprises a first connecting plate (12) and a second connecting plate (13), the first connecting plate (12) is located below the second connecting plate (13), the first connecting plate (12) is fixedly connected to the bottom of the guide groove (5), and the top end face of the second connecting plate (13) is flush with the bottom end face of the collection opening; a plurality of springs (14) are arranged between the first connecting plate (12) and the second connecting plate (13), and two ends of each spring (14) are fixedly connected with the first connecting plate (12) and the second connecting plate (13) respectively.

5. The field flue-cured tobacco soil sample collection device as claimed in claim 1, wherein a support frame is arranged outside the collection cylinder (1), a vertical slide hole is formed in the support frame, and the push rod (4) is slidably sleeved in the vertical slide hole.

6. The field flue-cured tobacco soil sample collection device of claim 5, characterized in that, the support frame includes V type diaphragm (15), the equal fixedly connected with riser (16) in both ends of V type diaphragm (15), riser (16) bottom fixedly connected with footboard (17), footboard (17) bottom fixedly connected with antiskid ribbed tile (18), vertical slide opening sets up the middle part of V type diaphragm (15).

7. The field flue-cured tobacco soil sample collection device of claim 5, wherein a graduated scale is fixedly arranged on the push rod (4).

8. The field flue-cured tobacco soil sample collection device of claim 1, characterized in that a limiting rod (19) is detachably connected to the top end of the collection cylinder (1), and the push plate (3) is in limiting fit with the limiting rod (19).

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