CN217717029U - Agricultural technology detects uses soil sampling device - Google Patents

Abstract

The utility model discloses a soil sampling device for agricultural technology detection, which relates to the technical field of agricultural detection and comprises a bracket main body, a fixed cylinder, a motor, a feeding pipe, a zigzag soil drilling head and a soil temperature and humidity detection control device; a motor is arranged above the inner side of the bracket main body, a fixed cylinder is arranged below the bracket main body, and the fixed cylinder is driven by the motor; the fixed cylinder inboard is equipped with the inlet pipe, is equipped with soil temperature and humidity measurement controlling means in the middle of fixed cylinder and the inlet pipe. The utility model discloses a set up temperature and humidity detection device in the inlet pipe outside, make the humiture detection instrument freely stretch out and draw back in the opening on the solid fixed cylinder, when needs detect soil humiture, stimulate the second handle earlier, open the removable cover on the solid fixed cylinder, pull first handle again, stretch into the humiture detection instrument and detect in the soil, realized the real-time supervision to soil humiture.

Description

Agricultural technology detects uses soil sampling device

Technical Field

The utility model relates to an agricultural detection technology field, concretely relates to agricultural technology detects uses soil sampling device.

Background

The agricultural land refers to the land which is directly used for agricultural production, the crops can not be produced in a healthy and fertile way with high quality, and trace elements, organic pollutants, fertility indexes, temperature and humidity and the like of the soil are important indexes which influence the growth of the crops. Before soil sample detection, samples need to be collected and sampled, the collection of the basic soil sample is an important link in the work of detecting the soil formula, and whether the collection of the basic soil sample is correct is a prerequisite condition for whether the analysis result of the available nutrients in the soil at a test point is correct. At present, current soil sampling technique mainly is to utilize the manual work to insert a whole root pipe into soil, then sends the laboratory after the manual work takes out the pipe and detects, and in the actual operation process, probably because soil sample suffers from phenomena such as solar radiation in external environment and causes the evaporation of water, and the temperature also can lose the accuracy.

In view of this, the utility model discloses it is special.

Disclosure of Invention

The utility model provides an above-mentioned problem, provide a soil sampling device is used in agricultural technology detection, through setting up the humiture detection instrument in equipping the main part, realize the real-time detection soil humiture when soil sampling, solved the sample and taken out the back humiture and change and measure unsafe problem.

The utility model adopts the technical proposal that: a soil sampling device for agricultural technology detection comprises a bracket main body, a fixed cylinder, a motor, a feeding pipe, a zigzag soil drilling head and a soil temperature and humidity detection control device, wherein the motor is arranged on the upper side inside the bracket main body, a handle is arranged on the lower side of the bracket main body, the fixed cylinder is arranged below the bracket main body, the fixed cylinder is driven by the motor, and the handle is rotationally connected with the fixed cylinder; a feeding pipe is arranged on the inner side of the fixed cylinder, and one side of the feeding pipe is fixedly connected with the inner side of the fixed cylinder; the soil temperature and humidity detection control device is arranged outside the lower side of the feeding pipe and comprises a fixed plate, a movable plate, a fixed bolt, a fixed connecting rod, a spring, a first movable rod, a second movable rod, a third movable rod and a fourth movable rod, the fixed plate is arranged below the outer side of the feeding pipe, the first end of the fixed plate is perpendicular to the feeding pipe, the movable plate is arranged outside the other end of the fixed plate, the first movable rod and the third movable rod are respectively hinged below the fixed plate, the fixed connecting rod is arranged below the movable plate through the fixed bolt, the first end of the first movable rod is hinged to the bottom end of the fixed plate, the second end of the first movable rod is hinged with the first end of the fixed connecting rod through a second movable rod, the second end of the first movable rod is hinged with the middle part of the second movable rod, the second end of the fixed connecting rod is hinged with a fourth movable rod, the first end of the fourth movable rod is hinged with the second end of the fixed connecting rod, the first end of the third movable rod is hinged with the bottom end of the fixed plate, the second end of the third movable rod is hinged with the second end of the fourth movable rod, the second end of the second movable rod is hinged with the middle part of the third movable rod, the second end of the second movable rod is connected with the second end of the fourth movable rod through a spring, and the upper end of the movable plate is provided with a temperature and humidity detector; the fixed cylinder is provided with an opening matched with the temperature and humidity detector, the temperature and humidity detector can freely stretch out and draw back in the opening, the lower side of the fixed cylinder is provided with a movable cover plate matched with the opening, and the movable cover plate is movably connected with the fixed cylinder; a first handle is arranged on the outer side of the upper end of the fixed cylinder, a draw hook is arranged on the movable plate, and the first handle is connected with the draw hook through a first draw rope; and a sawtooth-shaped soil drilling head is arranged below the fixed cylinder.

Further, the inside upside of solid fixed cylinder is equipped with solid fixed ring, gu fixed ring sets up with solid fixed cylinder is perpendicular, gu fixed ring is located first handle below, gu fixed cylinder is located first handle below and has seted up first through-hole, first stay cord is gliding respectively runs through solid fixed ring and first through-hole and is connected with first handle.

Furthermore, sliding grooves matched with the movable cover plate are formed in two sides of the opening in the fixed cylinder, the sliding grooves are located on the inner side of the fixed cylinder, the movable cover plate can slide up and down in the sliding grooves, a second handle is arranged on the outer side of the upper end of the fixed cylinder, the second handle is located on one side of the first handle and connected with the movable cover plate through a second pull rope, a second through hole is formed in the position, below the second handle, of the fixed cylinder, and the second pull rope penetrates through the second through hole in a sliding mode and is connected with the second handle.

Furthermore, the first handle and the second handle both comprise a handle fixed end and a handle movable end, the handle fixed end is fixed outside the fixed cylinder, the handle fixed end is movably connected with the handle movable end, the first pull rope is connected with the handle movable end of the first handle, and the second pull rope is connected with the handle movable end of the second handle.

Still further, the fixed cylinder diameter is larger than the feed tube diameter.

Furthermore, the first movable rod, the fourth movable rod and the fixed connecting rod are all dumbbell-shaped, and the second movable rod and the third movable rod are all V-shaped.

Furthermore, the sawtooth-shaped soil drilling head is connected with the fixed cylinder through threads.

Furthermore, the lower end of the feeding pipe is provided with an inclined baffle.

The utility model has the advantages that:

the utility model has the advantages that the driving motor is arranged above the bracket main body, so that the soil sampling device can rotate under the driving of the motor, the sampling is convenient, and the labor is saved; the sawtooth-shaped soil drilling head is arranged below the fixed cylinder, so that the fixed cylinder can enter soil more easily; the temperature and humidity detection device is arranged on the outer side of the feeding pipe, so that the temperature and humidity detection instrument can freely stretch out and draw back in the opening of the fixed cylinder, when the soil temperature and humidity need to be detected, the second handle is pulled first, the movable cover plate on the fixed cylinder is opened, then the first handle is pulled, the temperature and humidity detection instrument is stretched into the soil for detection, and the real-time monitoring of the soil temperature and humidity is realized; through setting up the handle, the operating personnel of being convenient for supports the device main part to portable. Simultaneously the utility model has the advantages of being simple in structure and convenient in operation, and the flexibility ratio is high.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

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

FIG. 2 is a schematic view of the structure of the fixed cylinder and the feeding tube of the present invention;

FIG. 3 is a schematic diagram of the standby state of the structure at the position A of the present invention;

FIG. 4 is a schematic view of the working state of the structure at the position A of the present invention;

FIG. 5 is a schematic view of the structure of the removable cover plate of the present invention;

fig. 6 is a schematic view illustrating the connection between the first handle and the movable plate of the present invention;

fig. 7 is a schematic structural view of the first handle of the present invention;

fig. 8 is a schematic view of the structure of the fixing ring of the present invention.

Reference numerals:

1 is a bracket main body; 2 is a motor; 3 is a fixed cylinder; 4 is a handle; 5 is a saw-tooth soil drilling head; 6, a soil temperature and humidity detection control device; 61 is a fixing plate; 62 is a movable plate; 621 refers to a draw hook; 63 is a fixing bolt; 64 is a fixed connecting rod; 65 is a first movable rod; 66 is a second movable rod; 67 is a third movable rod; 68 is a fourth movable bar; 69 is a spring; 7 is a first pull rope; 8 is a second pull rope; 9 is a second handle; 10 is a first handle; 101 is a fixed end of the handle; 102 is a movable end of the handle; 11 is a feeding pipe; 111 is an inclined baffle plate; 12 is a chute; 13 is a movable cover plate; 14 is a temperature and humidity detector; and 15, a fixing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 8, a soil sampling device for agricultural technology detection comprises a bracket main body 1, a fixed cylinder 3, a motor 2, a feeding pipe 11, a sawtooth-shaped soil drilling head 5 and a soil temperature and humidity detection control device 6, wherein the motor 2 is fixedly installed on the upper side inside the bracket main body 1, a handle 4 is fixedly installed on the lower side of the bracket main body 1, the fixed cylinder 3 is rotatably connected below the bracket main body 1, the fixed cylinder 3 is driven by the motor 2, the handle 4 is rotatably connected with the fixed cylinder 3, the sawtooth-shaped soil drilling head 5 is connected below the fixed cylinder 3, the sawtooth-shaped soil drilling head 5 is in threaded connection with the fixed cylinder 3, in the working process, an operator fixes the fixed cylinder 3 perpendicular to the ground by holding the handle 4, the fixed cylinder 3 starts to rotate under the driving of the motor, the sawtooth-shaped soil drilling head enables the fixed cylinder to easily enter the soil, and after the working is finished, the sawtooth-shaped soil drilling head 5 can be rotatably taken down, so that a sample collected in the feeding pipe 11 can be conveniently taken out; the inner side of the fixed cylinder 3 is connected with a feed pipe 11, the lower end of the feed pipe 11 is connected with an inclined baffle 111, one side of the feed pipe 11 is fixedly connected with the inner side of the fixed cylinder 3, the diameter of the fixed cylinder 3 is larger than that of the feed pipe 11, and a gap is reserved between the feed pipe 11 and the fixed cylinder 3, as shown in fig. 2; the soil temperature and humidity detection control device 6 is installed outside the lower side of the feeding pipe 11, the soil temperature and humidity detection control device 6 comprises a fixed plate 61, a movable plate 62, a fixed bolt 63, a fixed connecting rod 64, a spring 69, a first movable rod 65, a second movable rod 66, a third movable rod 67 and a fourth movable rod 68, the first movable rod 65, the fourth movable rod 68 and the fixed connecting rod 64 are all in a bell-shaped structure, the second movable rod 66 and the third movable rod 67 are all in a V-shaped structure, the fixed plate 61 is installed below the outer side of the feeding pipe 11, the first end of the fixed plate 61 is perpendicular to the feeding pipe 11, the movable plate 62 is arranged outside the other end of the fixed plate 61, the first movable rod 65 and the third movable rod 67 are hinged below the fixed plate 61 respectively, the fixed connecting rod 64 is connected below the movable plate 62 through the fixed bolt 63, and the first end of the first movable rod 65 is hinged to the bottom end of the fixed plate 61, the second end of the first movable rod 65 is hinged to the first end of the fixed link 64 through a second movable rod 66, the second end of the first movable rod 65 is hinged to the middle portion of the second movable rod 66, the second end of the fixed link 64 is hinged to a fourth movable rod 68, the first end of the fourth movable rod 68 is hinged to the second end of the fixed link 64, the first end of the third movable rod 67 is hinged to the bottom end of the fixed plate 61, the second end of the third movable rod 67 is hinged to the second end of the fourth movable rod 68, the second end of the second movable rod 66 is hinged to the middle portion of the third movable rod 67, the second end of the second movable rod 66 is connected to the second end of the fourth movable rod 68 through a spring 69, the temperature and humidity detector 14 is mounted at the upper end of the movable plate 62, and rotates with the movable plate 62 to respectively drive the second movable rod 66 and the fourth movable rod 68 hinged to the two ends of the fixed link 64 to rotate, the second movable rod 66 drives the first movable rod 65 to rotate, the fourth movable rod 68 drives the third movable rod 67 to rotate, the spring 69 between the second movable rod 66 and the fourth movable rod 68 plays a role in stretching and buffering, and the first movable rod 65, the second movable rod 66, the third movable rod 67, the fourth movable rod 68, the fixed connecting rod 64 and the spring 69 form an integrated telescopic whole to complete the stretching of the temperature and humidity detecting instrument 14 together.

The fixed cylinder 3 is provided with an opening matched with a temperature and humidity detector 14, the temperature and humidity detector 14 can freely stretch out and draw back in the opening, the lower side of the fixed cylinder 3 is connected with a movable cover plate 13 matched with the opening, the movable cover plate 13 is movably connected with the fixed cylinder 3, sliding grooves 12 matched with the movable cover plate 13 are formed in two sides of the opening in the fixed cylinder 3, the sliding grooves 12 are located in the fixed cylinder 3, the movable cover plate 13 can slide up and down in the sliding grooves 12, the movable cover plate 13 can slide up and down on the inner wall of the fixed cylinder 3, when the movable cover plate 13 slides upwards, the opening is opened, the temperature and humidity detector 14 extends out for temperature and humidity detection, when the movable cover plate 13 slides downwards, the opening is closed, and soil sampling is continuously completed.

First handle 10 and second handle 9 are installed respectively to the fixed section of thick bamboo 3 upper end outside, and second handle 9 is located first handle 10 one side, and first handle 10 all includes handle stiff end 101 and handle expansion end 102 with second handle 9, and handle stiff end 101 is fixed in the fixed section of thick bamboo 3 outside, and swing joint has handle expansion end 102 on the handle stiff end 101, but handle expansion end 102 tilting.

The outer side of the upper end of the fixed cylinder 3 is provided with a second handle 9, the second handle 9 is connected with a movable cover plate 13 through a second pull rope 8, the fixed cylinder 3 is positioned below the second handle 9 and is provided with a second through hole, the second pull rope 8 penetrates through the second through hole in a sliding manner and is connected with a handle movable end 102 of the second handle 9, the handle movable end 102 of the second handle 9 is controlled to move up and down, the second pull rope 8 is pulled, the second pull rope 8 pulls the movable cover plate 13 to move up and down in the sliding groove 12, opening and closing of an opening at the lower side of the fixed cylinder 3 are realized, when the handle movable end 102 of the second handle 9 is lifted up, the second pull rope 8 pulls the movable cover plate 13 to open upwards, and when the handle movable end 102 of the second handle 9 is loosened downwards, the second pull rope 8 pushes the movable cover plate 13 to close downwards.

First handle 10 is installed in the 3 upper ends of solid fixed cylinder outside, be fixed with the drag hook 621 on the fly leaf 62, first handle 10 meets with the drag hook 621 through first stay cord 7, solid fixed ring 15 is installed to the inside upside of solid fixed cylinder 3, solid fixed ring 15 sets up with solid fixed cylinder 3 is perpendicular, gu fixed ring 15 is located first handle 10 below, gu fixed cylinder 3 is located first handle 10 below and is provided with first through-hole, first stay cord 7 is gliding respectively to run through solid fixed ring 15 and first through-hole and be connected with the handle expansion end 102 of first handle 10, handle expansion end 102 up-and-down motion through controlling first handle 10, can pull first stay cord 7, first stay cord 7 drives fly leaf 62 and rotates, thereby realize that humiture detection instrument 14 freely stretches out and draws back: when the handle movable end 102 of the first handle 10 is lifted upwards, the first pull rope 7 pulls the pull hook 621 upwards, the movable plate 62 rotates upwards, and simultaneously drives the fixed link 64 at the bottom end of the movable plate 62 to rotate upwards, the first end of the fixed link 64 pulls the first end of the second movable rod 66 to rotate the second movable rod 66 upwards, the second end of the movable rod 66 pulls the second end of the first movable rod 65 to rotate the first movable rod 65 upwards, the second end of the fixed link 64 pulls the first end of the fourth movable rod 68 to rotate the fourth movable rod 68 upwards, the second end of the fourth movable rod 68 pulls the second end of the third movable rod 67 to rotate the third movable rod 67 upwards, the spring 69 between the second movable rod 66 and the fourth movable rod 68 is stretched during pulling, the movable plate 62 finally rotates to rotate with the fixed plate 61, the temperature and humidity detector 14 above the movable plate 62 is in a horizontal state, and the temperature and humidity detector 14 extends out of the fixed cylinder as shown in fig. 3 and is parallel to detect the temperature and humidity as shown in fig. 4; when the handle movable end 102 of the first handle 10 is released downward, the first pull rope 7 enters a slack state from a stretched state, the first movable rod 65 and the third movable rod 67 rotate downward under the action of gravity, the second end of the first movable rod 65 pulls the second movable rod 66 to rotate downward, the second end of the third movable rod 67 pulls the second end of the fourth movable rod 68, the stretched spring 69 retracts, the second end of the fourth movable rod 68 is pulled to rotate the fourth movable rod 68 downward together, the first end of the fourth movable rod 68 pulls the second end of the fixed link 64, the first end of the second movable rod 66 pulls the first end of the fixed link 64 to rotate the fixed link 64 downward, the movable plate 62 rotates downward under the pulling force of the fixed link 64 and the self-gravity, and the temperature and humidity detector 14 above the movable plate 62 is in an inclined state and the temperature and humidity detector 14 returns to a standby state in the fixed cylinder 3.

The utility model discloses a working process: an operator holds the handle 4 on the bracket body 1, the fixed cylinder 3 is perpendicular to the ground, the motor 2 is started, the fixed cylinder 3 is driven by the motor 2 to rotate to enter soil for sampling, when the fixed cylinder reaches a certain depth, the motor 2 is closed, the second handle 9 is pulled upwards firstly, the movable cover plate 13 slides upwards, an opening in the fixed cylinder 3 is opened, the first handle 10 is pulled upwards subsequently, the temperature and humidity detector 14 enters the soil through the opening for detection, after the detection is completed, the first handle 10 and the second handle 9 are loosened successively, the motor 2 is opened, and the sampling work is continued.

The utility model has the advantages that the driving motor is arranged above the bracket main body, so that the soil sampling device can rotate under the driving of the motor, the sampling is convenient, and the labor is saved; the sawtooth-shaped soil drilling head is arranged below the fixed cylinder, so that the fixed cylinder can enter soil more easily; the temperature and humidity detection device is arranged on the outer side of the feeding pipe, so that the temperature and humidity detector can freely stretch out and draw back in the opening of the fixed cylinder, when the soil temperature and humidity need to be detected, the second handle is pulled first, the movable cover plate on the fixed cylinder is opened, then the first handle is pulled, the temperature and humidity detector is stretched into the soil to be detected, and the real-time monitoring on the soil temperature and humidity is realized; through setting up the handle, the operating personnel of being convenient for supports the device main part to portable. Simultaneously the utility model has the advantages of being simple in structure and convenient in operation, and the flexibility ratio is high.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. The soil sampling device for agricultural technology detection is characterized by comprising a bracket main body (1), a fixed cylinder (3), a motor (2), a feeding pipe (11), a sawtooth-shaped soil drilling head (5) and a soil temperature and humidity detection control device (6), wherein the motor (2) is arranged on the upper side in the bracket main body (1), a handle (4) is arranged on the lower side of the bracket main body (1), the fixed cylinder (3) is arranged below the bracket main body (1), the fixed cylinder (3) is driven by the motor (2), and the handle (4) is rotatably connected with the fixed cylinder (3); a feeding pipe (11) is arranged on the inner side of the fixed cylinder (3), and one side of the feeding pipe (11) is fixedly connected with the inner side of the fixed cylinder (3); the soil temperature and humidity detection control device (6) is arranged outside the lower side of the feeding pipe (11), the soil temperature and humidity detection control device (6) comprises a fixing plate (61), a movable plate (62), a fixing bolt (63), a fixing connecting rod (64), a spring (69), a first movable rod (65), a second movable rod (66), a third movable rod (67) and a fourth movable rod (68), the fixing plate (61) is arranged below the outer side of the feeding pipe (11), the first end of the fixing plate (61) is perpendicular to the feeding pipe (11), the movable plate (62) is arranged outside the other end of the fixing plate (61), the first movable rod (65) and the third movable rod (67) are hinged to the lower side of the fixing plate (61) respectively, the fixing connecting rod (64) is arranged below the movable plate (62) through the fixing bolt (63), the first end of the first movable rod (65) is hinged to the bottom end of the fixing plate (61), the second end of the first movable rod (65) is hinged to the first end of the fixing connecting rod (64) through the second movable rod (66), the second end of the first movable rod (65) is hinged to the second end of the fixing connecting rod (66), the second movable rod (68) is hinged to the middle part of the fourth movable rod (68), the first end of the third movable rod (67) is hinged to the bottom end of the fixed plate (61), the second end of the third movable rod (67) is hinged to the second end of the fourth movable rod (68), the second end of the second movable rod (66) is hinged to the middle part of the third movable rod (67), the second end of the second movable rod (66) is connected with the second end of the fourth movable rod (68) through a spring (69), and a temperature and humidity detector (14) is arranged at the upper end of the movable plate (62); an opening matched with the temperature and humidity detector (14) is formed in the fixed cylinder (3), the temperature and humidity detector (14) can freely stretch out and draw back in the opening, a movable cover plate (13) matched with the opening is arranged on the lower side of the fixed cylinder (3), and the movable cover plate (13) is movably connected with the fixed cylinder (3); a first handle (10) is arranged on the outer side of the upper end of the fixed cylinder (3), a draw hook (621) is arranged on the movable plate (62), and the first handle (10) is connected with the draw hook (621) through a first draw rope (7); a sawtooth-shaped earth drilling head (5) is arranged below the fixed cylinder (3).

2. The agricultural technology detects and uses soil sampling device according to claim 1, characterized in that, the inside upside of a fixed section of thick bamboo (3) is equipped with solid fixed ring (15), gu fixed ring (15) sets up with fixed section of thick bamboo (3) is perpendicular, gu fixed ring (15) is located first handle (10) below, gu fixed section of thick bamboo (3) is located first handle (10) below and has seted up first through-hole, first stay cord (7) are connected with first handle (10) through solid fixed ring (15) and first through-hole that run through that slides respectively.

3. The soil sampling device for agricultural technology detection according to claim 2, wherein sliding grooves (12) matched with the movable cover plate (13) are formed in two sides of an opening in the fixed cylinder (3), the sliding grooves (12) are located on the inner side of the fixed cylinder (3), the movable cover plate (13) can slide up and down in the sliding grooves (12), a second handle (9) is arranged on the outer side of the upper end of the fixed cylinder (3), the second handle (9) is located on one side of the first handle (10), the second handle (9) is connected with the movable cover plate (13) through a second pull rope (8), a second through hole is formed in the position, below the second handle (9), of the fixed cylinder (3), and the second pull rope (8) penetrates through the second through hole in a sliding mode and is connected with the second handle (9).

4. The agricultural technology soil sampling device for detection according to claim 3, wherein the first handle (10) and the second handle (9) comprise a fixed handle end (101) and a movable handle end (102), the fixed handle end (101) is fixed on the outer side of the fixed cylinder (3), the movable handle end (102) is movably connected to the fixed handle end (101), the first pull rope (7) is connected with the movable handle end (102) of the first handle (10), and the second pull rope (8) is connected with the movable handle end (102) of the second handle (9).

5. The agrotechnical testing soil sampling device of claim 1, wherein the fixed cylinder (3) has a diameter larger than the diameter of the feeding pipe (11).

6. The agricultural-technical soil sampling device for testing according to claim 1, wherein the first movable bar (65), the fourth movable bar (68) and the fixed connecting rod (64) are all dumbbell-shaped, and the second movable bar (66) and the third movable bar (67) are all V-shaped.

7. The agrotechnical testing soil sampling device of claim 1, wherein the serrated earth bit (5) is screwed to the fixed cylinder (3).

8. The agricultural technology soil sampling device for detection according to claim 1, wherein the lower end of the feeding pipe (11) is provided with an inclined baffle plate (111).

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