CN110361223B - Sampling device for farmland soil in tidal flat reclamation area - Google Patents
Sampling device for farmland soil in tidal flat reclamation area Download PDFInfo
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- CN110361223B CN110361223B CN201910705064.4A CN201910705064A CN110361223B CN 110361223 B CN110361223 B CN 110361223B CN 201910705064 A CN201910705064 A CN 201910705064A CN 110361223 B CN110361223 B CN 110361223B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The invention discloses a sampling device for farmland soil in a beach reclamation area, which comprises a shell assembly, a sampling assembly and a rotary sinking assembly, wherein the shell assembly is used for supporting and placing the sampling assembly and the rotary sinking assembly, the rotary sinking assembly is used for assisting the shell assembly to sink deep into farmland soil, and the sampling assembly is used for collecting farmland soil samples at different depths; according to the invention, the sampling assembly is set to be the multi-depth sampling assembly and the integral sampling assembly, so that soil samples and integral soil samples with different depths can be acquired by one-time operation, the multi-depth sampling assembly and the integral sampling assembly can separately sample the soil samples, and the sampling efficiency is high.
Description
Technical Field
The invention belongs to the technical field of soil sampling, and particularly relates to a sampling device for farmland soil in a beach reclamation area.
Background
In order to judge the nutrient-rich condition of the farmland soil in the beach reclamation area, soil samples are required to be taken for detection and analysis, and statistics of sample test values are analyzed by adopting a statistical method, so that the nutrients of the farmland soil in the whole beach reclamation area are evaluated, and therefore, the sampling mode is very important.
Then, current soil sampling device often simple structure, once only can be to a certain region whole sample, can't carry out many degree of depth sampling in same region, in addition, in the sample process, the sample is easy to be followed the sample connection and is slided.
As the application number is 201610943043.2, chinese patent (a high-efficient geotome) that the publication number is CN106522188B discloses "a high-efficient geotome, including ring shape base (1), the center of base (1) has linked firmly guide holder (2) with the help of even board (6), the central slider of guide holder (2) geotome (4) that fetches earth, geotome (4) have the structure that the lead screw (41) lower extreme had geotome (42) for the upper end, lead screw (41) screwed connection is in lead screw seat (3), lead screw seat (3) and ring shape base (1) are through many dead levers (5) fixed connection, the upper end of lead screw (41) has handle (44), its characterized in that: the lower end of the soil sampling sleeve (42) is connected with a conical sleeve (43); the inner diameter of the lower end of the conical sleeve (43) is smaller than the inner diameter of the soil sampling sleeve (42); the conical sleeve (43) is a conical spring, and the section of a spring wire of the conical spring is of a rectangular structure; the lower surface of the base (1) is provided with a first annular flange (12); the lower surface of the guide seat (2) is provided with a second annular flange (21). "its simple structure can't sample to the different degree of depth in an area simultaneously, if need the soil of the different degree of depth of stratum in same region sample, just need carry out a lot of sampling operation, and work efficiency is low, and the degree of accuracy is low.
Therefore, it is necessary to provide a device for sampling farmland soil in a beach reclamation area to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sampling device of district farmland soil is cultivated in mud flat, its includes housing assembly, sampling component and rotatory subassembly that sinks, wherein, housing assembly is used for supporting and places sampling component and rotatory subassembly that sinks, rotatory subassembly that sinks is used for assisting housing assembly to sink to farmland soil depths, sampling component is used for gathering farmland soil sample at the different degree of depth.
Further, as preferred, the casing subassembly includes footstock, drill bushing and drill bit, the drill bushing embedding is in last footstock, just the rotatable setting of drill bushing is in last footstock, the detachable drill bit of installing in below of drill bushing, the inside of drill bushing is provided with the sampling subassembly, the outside of drill bushing is provided with rotatory subassembly that sinks.
Further, as an optimization, the upper top seat is of a double-layer structure, a support ring is fixedly arranged in the upper top seat, a drill sleeve is embedded into a cavity formed between the support ring and the upper top seat, the drill sleeve is cylindrical, a protrusion corresponding to a groove in the support ring is arranged on the drill sleeve to enable the drill sleeve to be rotatably arranged on the support ring, the protrusion and the cross section of the drill sleeve body jointly form an F shape, internal threads are distributed on the inner surface below the drill sleeve, external threads are distributed on the drill bit, and the drill bit is in threaded connection with the lower portion of the drill sleeve.
Further, as preferred, rotatory subassembly that sinks includes actuating lever, special-shaped gear one and special-shaped gear two, the actuating lever transversely runs through top seat and support ring, just the actuating lever slides and sets up on top seat and support ring, the one end of actuating lever is the rotation handle, and its other end is fixed and is provided with special-shaped gear one, special-shaped gear one and the perpendicular meshing of special-shaped gear two, the fixed cover of special-shaped gear two is in the outside of drill bushing, the surface of drill bushing still evenly distributes and has spiral blade.
Further, as preferred, the sampling subassembly includes many degree of depth sampling subassemblies and whole sampling subassembly, many degree of depth sampling subassemblies include slip stretching out device and screw conveyor, wherein, the slip stretching out device includes slide bar, sliding sleeve, connecting rod one, bearing and the sample jar body, the sample jar body is fixed in the outer lane below of bearing through the intermediate lever, the inner circle of bearing is fixed on the actuating lever, still through a connecting rod fixedly connected with sliding sleeve in the outer lane top of bearing, the sliding sleeve slides and sets up on the slide bar, the inside at the support ring is fixed to the slide bar.
Further, as preferred, fixedly connected with connecting rod two on the sliding sleeve, the other end threaded connection of connecting rod two has the nut of screwing up, goes up the top of footstock and still opens logical groove for make connecting rod two stretch out the footstock.
Further, preferably, the spiral conveying device comprises a conveying spiral body, a driven gear and a driving gear, the conveying spiral body is rotationally arranged in a sampling tank body, the sampling tank body is divided into three sampling bins through baffles, used for respectively sampling farmland soil at different depths, the three sampling bins are respectively an upper sampling bin, a sampling bin and a lower sampling bin, a horizontal sampling tube is communicated with each sampling bin in the transverse direction, the end part of the horizontal sampling pipe is rotatably provided with a conveying screw body, the other end of the conveying screw body is rotatably arranged on the sampling bin, one end of each conveying screw body, which is far away from the horizontal sampling pipe, extends out of the sampling bin, the end part of each conveying screw body is fixedly provided with a driven gear, the driving gear is fixed on a driving rod, and the driving gear and the three driven gears are on the same vertical line, and the three driven gears are in transmission connection with the driving gear through chains.
Preferably, the drill bush is provided with three extending holes, the diameters of the extending holes are the same as the diameter of the sampling transverse pipe, the positions of the extending holes correspond to the positions of the sampling transverse pipe respectively, and the sampling transverse pipe is further provided with a second sampling hole.
Further, as preferred, whole sampling subassembly includes sampling tube two symmetrical division has two thief holes one on the drill bit, the vertical drill bit that runs through of thief hole one, on the drill bit with the corresponding position department of thief hole one fixed be provided with sampling tube two, sampling tube two is linked together with thief hole one.
Further, as the preferred, every the outside that stretches out the hole still is provided with the spring door, the spring door includes door plant, support and spring, every the outside that stretches out the hole is provided with the support, it has the door plant to articulate on the support, the end fixing of door plant has the spring, the other end of spring is fixed on boring sheathe in.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is novel in design, compact in structure and convenient to use, the driving rod can drive the drill sleeve to rotate, the spiral blades are uniformly distributed on the outer surface of the drill sleeve, so that the device can sink to the deep soil conveniently, and then the driving rod can drive the conveying spiral body to rotate through the driving gear, the driven gear and the chain, so that a soil sample is collected;
2. the multi-depth sampling assembly comprises an upper sampling bin, a sampling bin and a lower sampling bin, namely the device can simultaneously sample the soil with three different depths;
3. the device is provided with a sampling transverse pipe and a sampling pipe I in a multi-depth sampling assembly, soil falls into the sampling pipe I after passing through the sampling transverse pipe, soil samples falling into the sampling pipe I cannot slide off, in addition, soil samples of different depths are placed in the different sampling pipe I, and an upper sampling bin, a sampling bin and a lower sampling bin are independent spaces, so that the accuracy of the samples can be ensured, and the samples cannot be mixed with each other;
drawings
FIG. 1 is a schematic view showing a first structure of a device for sampling soil in a farmland in a beach reclamation area;
FIG. 2 is a schematic structural diagram of a second sampling device for farmland soil in a beach reclamation area;
FIG. 3 is an enlarged view of the upper half of a sampling device for farmland soil in a beach reclamation area;
FIG. 4 is a schematic view of a spring gate of a device for sampling soil from a field in a beach reclamation area;
FIG. 5 is a top view of a device for sampling farmland soil in a beach reclamation area;
FIG. 6 is a schematic diagram of an embodiment of a device for sampling farmland soil in a beach reclamation area;
in the figure: 1. an upper top seat; 2. a drive rod; 3. a first special-shaped gear; 4. a second special-shaped gear; 5. an intermediate lever; 6. a chain; 7. a sampling tank body; 8. a first sampling tube; 9. a driven gear; 10. a horizontal sampling pipe; 11. drilling a sleeve; 12. conveying the spiral body; 13. a drill bit; 14. a first sampling hole; 15. a second sampling tube; 16. a driving gear; 17. a slide bar; 18. a sliding sleeve; 19. a connecting rod; 20. a bearing; 21. a sliding groove; 22. a support ring; 23. an outlet hole; 24. a spring door; 25. a second sampling hole; 26. a second connecting rod; 27. screwing down the nut; 28. a support; 29. a spring; 30. a door panel.
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.
Example (b): referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a sampling device of district farmland soil is cultivated in mud flat, its includes housing assembly, sampling component and rotatory subassembly that sinks, wherein, housing assembly is used for supporting and places sampling component and rotatory subassembly that sinks, rotatory subassembly that sinks is used for assisting housing assembly to sink to farmland soil depths, sampling component is used for gathering farmland soil sample at the different degree of depth.
In this embodiment, the shell assembly includes top seat 1, drill bushing 11 and drill bit 13, drill bushing 11 imbeds in top seat 1, just the rotatable setting of drill bushing 11 is in top seat 1, drill bit 13 is detachably installed to the below of drill bushing 11, the inside of drill bushing 11 is provided with the sampling subassembly, the outside of drill bushing 11 is provided with rotatory subassembly that sinks.
Go up footstock 1 and be bilayer structure, its inside fixed support ring 22 that is provided with, the embedding is provided with drill bushing 11 in the cavity that forms between support ring 22 and the last footstock 1, drill bushing 11 is cylindrical, be provided with on the drill bushing 11 with the support ring 22 on the corresponding arch of recess, for making the rotatable setting of drill bushing 11 is on support ring 22, protruding and the cross section of drill bushing 11 body constitute F shape jointly, the internal surface cloth of drill bushing 11 below has the internal thread, cloth has the external screw thread on the drill bit 13, drill bit 13 threaded connection is in the below of drill bushing 11, when the internal plant of drill bushing 11 is overhauld or is cleared up in needs, detachable drill bit 13.
In order to facilitate the device to sink to the deep part of soil, the device is provided with a rotary sinking assembly, the rotary sinking assembly comprises a driving rod 2, a first special-shaped gear 3 and a second special-shaped gear 4, the driving rod 2 transversely penetrates through an upper top seat 1 and a support ring 22, the driving rod 2 is slidably arranged on the upper top seat 1 and the support ring 22, one end of the driving rod 2 is a rotating handle, the other end of the driving rod 2 is fixedly provided with the first special-shaped gear 3, the first special-shaped gear 3 is vertically meshed with the second special-shaped gear 4, the second special-shaped gear 4 is fixedly sleeved outside a drill sleeve 11, spiral blades are uniformly distributed on the outer surface of the drill sleeve 11, the driving rod 2 is rotated to drive the first special-shaped gear 3 to rotate, the first special-shaped gear 3 is meshed with the second special-shaped gear 4, so as to drive the second special-shaped gear 4 to rotate, the special-shaped gear 4 is fixed outside the drill sleeve 11 so as to drive the drill sleeve 11 to rotate, the outside of drill bushing 11 is provided with the spiral blade, is more convenient for break through the soil restriction, gets into the deep part of soil.
The sampling assembly comprises a multi-depth sampling assembly and an integral sampling assembly, and the multi-depth sampling assembly and the integral sampling assembly are used for sampling separately.
Wherein, many degree of depth sampling subassembly is including sliding extension device and screw conveyor, the sliding extension device includes slide bar 17, sliding sleeve 18, a connecting rod 19, bearing 20 and the sample jar body 7, the sample jar body 7 is fixed in the outer lane below of bearing 20 through intermediate lever 5, the inner circle of bearing 20 is fixed on actuating lever 2, the outer lane top of bearing 20 still is through a connecting rod 19 fixedly connected with sliding sleeve 18, sliding sleeve 18 slides and sets up on slide bar 17, the inside at support ring 22 is fixed to slide bar 17.
A second connecting rod 26 is fixedly connected to the sliding sleeve 18, a tightening nut 27 is connected to the other end of the second connecting rod 26 in a threaded manner, and a through groove is formed in the top of the upper footstock 1 so that the second connecting rod 26 extends out of the upper footstock 1.
The driving rod 2 is pushed to drive the bearing 20 to displace, the sampling tank body 7 below the bearing 20 moves along with the displacement, the sliding sleeve above the bearing 20 slides on the sliding rod 17 along with the displacement, and the nut 27 is screwed by rotating, so that the position of the driving rod 2 can be fixed.
Spiral delivery mechanism is including carrying spirochaeta 12, driven gear 9 and driving gear 16, carry spirochaeta 12 to rotate and set up in the sample jar body 7, three sample storehouse is separated into through the baffle to the sample jar body 7 for take a sample respectively to the farmland soil of the different degree of depth, three sample storehouse is respectively for last sample storehouse, sample storehouse and lower sample storehouse, has all placed sampling tube 8 in every sample storehouse, for the convenience of taking out and placing of sampling tube 8 simultaneously, it has the export to open on every sample storehouse, the size of this export need be greater than the size of sampling tube 8, so that use tweezers take out sampling tube 8 from the exit.
Every all communicate on the horizontal of sample storehouse and be provided with horizontal pipe 10 of taking a sample, the tip rotation of violently managing 10 at the sample is provided with transport spirochaeta 12, the other end rotation of transport spirochaeta 12 sets up on sample storehouse, every the one end that horizontal pipe 10 was kept away from in the sample to transport spirochaeta 12 all stretches out sample storehouse and its end fixing are provided with driven gear 9, driving gear 16 is fixed on actuating lever 2, just driving gear 16 and three driven gear 9 are on same vertical line, carry out the transmission through chain 6 between three driven gear 9 and the driving gear 16 and be connected.
In this embodiment, the drill bushing 11 is provided with three extending holes 23, the diameters of the extending holes 23 are the same as the diameter of the horizontal sampling pipe 10, the positions of the extending holes 23 respectively correspond to the positions of the horizontal sampling pipe 10, and the horizontal sampling pipe 10 is further provided with a second sampling hole 25.
In this embodiment, the whole sampling subassembly includes sampling tube two 15 the symmetry is opened two sampling holes one 14 on the drill bit 13, sampling hole one 14 vertically runs through drill bit 13, the fixed sampling tube two 15 that is provided with in the position department corresponding with sampling hole one 14 on the drill bit 13, sampling tube two 15 is linked together with sampling hole one 14, perhaps drill bit 13 detachable inserts in sampling hole one 14 to follow-up take out sampling tube two 15 from sampling hole one 14.
In this embodiment, a spring door 24 is further disposed on an outer side of each of the extending holes 23, the spring door includes a door plate 30, a support 28 and a spring 29, the support 28 is disposed on an outer side of each of the extending holes 23, the door plate 30 is hinged to the support 28, the spring 29 is fixed to an end of the door plate 30, the other end of the spring 29 is fixed to the drill bushing 11, and in a sinking process of the drill bushing 11, the disposed spring door 24 can effectively prevent soil from entering the drill bushing 11 through the extending hole 23.
In specific implementation, the device is set to be in a state shown in a figure 1, at the moment, a first special-shaped gear 3 is meshed with a second special-shaped gear 4, soil samples do not exist in a first sampling pipe 8 and a second sampling pipe 15, a tightening nut 27 is rotated to enable the tightening nut 27 to be propped against an upper top seat 1, so that the position of a driving rod 2 is fixed, the driving rod 2 is rotated to drive the first special-shaped gear 3 to rotate, a drill bushing 11 is driven to rotate, the top seat 1 is pressed down by hands at the same time, the device smoothly enters deep soil, and in the sinking process of the drill bushing 11, partial soil enters the second sampling pipe 15 through a first sampling hole 14, so that the integral sampling of the soil is realized; then, the regional sampling can be carried out, namely, the soil of different depths is sampled, the screwing nut 27 is rotated to be away from the upper top seat 1, the driving rod 2 is not fixed any more, the driving rod 2 is pushed, the transverse sampling pipe 10 on the sampling tank body 7 breaks through the spring door 24 and penetrates through the extending hole 23 to be in direct contact with the soil, the device is suitable for the farmland soil in the mudflat area, the soil quality is soft and moist, the driving rod 2 is pushed to make the transverse sampling pipe 10 on the sampling tank body 7 break through the spring door 24 and penetrate through the extending hole 23 to be in direct contact with the soil, the first special-shaped gear 3 and the second special-shaped gear 4 are not meshed any more, the screwing nut 27 is rotated to enable the screwing nut 27 to be propped against the upper top seat 1, so that the position of the driving rod 2 is fixed, part of the soil falls into the transverse sampling pipe 10 through the second sampling hole 25 at the moment, the driving rod 2 is rotated, and the driving gear 16 rotates along with the same, and drive driven gear 9 through chain 6 respectively and rotate to drive and carry spirochaeta 12 to rotate, carry the continuous rotation of spirochaeta 12, make the soil that falls into in the horizontal pipe 10 of sample remove to sampling tube 8 in, accomplish the subregion sample to soil, then retrieve this device, earlier remove horizontal pipe 10 of sample to drill bushing 11 promptly, directly extract this device again, need take out the sample this moment, rotate drill bit 13, take out drill bit 13 from drill bushing 11, then take out the soil in sampling tube two 15, one takes out sampling tube 8 from the sampling jar body 7 through tweezers.
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 (5)
1. The sampling device for farmland soil in a beach reclamation area is characterized by comprising a shell assembly, a sampling assembly and a rotary sinking assembly, wherein the shell assembly is used for supporting and placing the sampling assembly and the rotary sinking assembly, the rotary sinking assembly is used for assisting the shell assembly to sink deep into the farmland soil, and the sampling assembly is used for collecting farmland soil samples at different depths;
the shell assembly comprises an upper top seat (1), a drill sleeve (11) and a drill bit (13), the drill sleeve (11) is embedded in the upper top seat (1), the drill sleeve (11) is rotatably arranged in the upper top seat (1), the drill bit (13) is detachably arranged below the drill sleeve (11), a sampling assembly is arranged inside the drill sleeve (11), and a rotary sinking assembly is arranged outside the drill sleeve (11);
the drill sleeve is characterized in that the upper top seat (1) is of a double-layer structure, a supporting ring (22) is fixedly arranged in the upper top seat (1), a drill sleeve (11) is embedded into a cavity formed between the supporting ring (22) and the upper top seat (1), the drill sleeve (11) is cylindrical, a bulge corresponding to a groove in the supporting ring (22) is arranged on the drill sleeve (11) and used for enabling the drill sleeve (11) to be rotatably arranged on the supporting ring (22), the bulge and the cross section of a body of the drill sleeve (11) form an F shape together, internal threads are distributed on the inner surface below the drill sleeve (11), external threads are distributed on the drill bit (13), and the drill bit (13) is in threaded connection with the lower portion of the drill sleeve (11);
the rotary sinking assembly comprises a driving rod (2), a first special-shaped gear (3) and a second special-shaped gear (4), the driving rod (2) transversely penetrates through the upper top seat (1) and the supporting ring (22), the driving rod (2) is arranged on the upper top seat (1) and the supporting ring (22) in a sliding mode, one end of the driving rod (2) is a rotating handle, the other end of the driving rod is fixedly provided with the first special-shaped gear (3), the first special-shaped gear (3) is vertically meshed with the second special-shaped gear (4), the second special-shaped gear (4) is fixedly sleeved outside the drill sleeve (11), and spiral blades are uniformly distributed on the outer surface of the drill sleeve (11); the sampling assembly comprises a multi-depth sampling assembly and an integral sampling assembly, the multi-depth sampling assembly comprises a sliding extension device and a spiral conveying device, wherein the sliding extension device comprises a sliding rod (17), a sliding sleeve (18), a first connecting rod (19), a bearing (20) and a sampling tank body (7), the sampling tank body (7) is fixed below the outer ring of the bearing (20) through an intermediate rod (5), the inner ring of the bearing (20) is fixed on a driving rod (2), the sliding sleeve (18) is fixedly connected above the outer ring of the bearing (20) through the first connecting rod (19), the sliding sleeve (18) is arranged on the sliding rod (17) in a sliding mode, and the sliding rod (17) is fixed inside a supporting ring (22);
a second connecting rod (26) is fixedly connected to the sliding sleeve (18), the other end of the second connecting rod (26) is in threaded connection with a tightening nut (27), and a through groove is formed in the top of the upper top seat (1) and used for enabling the second connecting rod (26) to extend out of the upper top seat (1); the screwing nut (27) is rotated to enable the screwing nut (27) to be propped against the upper top seat (1), so that the position of the driving rod (2) is fixed, the driving rod (2) is rotated to drive the special-shaped gear I (3) to rotate, the drill sleeve (11) is driven to rotate, meanwhile, the top seat (1) is pressed down by hands, the device smoothly enters the deep part of soil, and in the sinking process of the drill sleeve (11), part of the soil enters the sampling pipe II (15) through the sampling hole I (14), so that the integral sampling of the soil is realized; then can carry out regional sampling, namely take a sample to the soil of different degree of depth, rotate and screw up nut (27), make it keep away from top seat (1), make actuating lever (2) no longer fixed, promote actuating lever (2), make the horizontal pipe of sample (10) on the sampling tank body (7) break through spring door (24) and pass through and stretch out hole (23), with soil direct contact, it needs to explain, this device is applicable to the soil of mud flat district farmland, its soil property is soft moist, promote actuating lever (2) and can make the horizontal pipe of sample (10) on the sampling tank body (7) break through spring door (24) and pass through and stretch out hole (23), with soil direct contact, special-shaped gear one (3) and special-shaped gear two (4) no longer mesh at this moment, rotate and screw up nut (27), make and screw up nut (27) and top on top seat (1), thereby the position of fixed actuating lever (2), partial soil falls on the horizontal sampling pipe (10) through the second sampling hole 25 at the moment, the driving rod (2) is rotated, the driving gear (16) rotates along with the driving gear, the driven gear (9) is driven to rotate through the chain (6) respectively, the conveying screw body (12) is driven to rotate, the continuous rotation of the conveying screw body (12) is driven, the soil falling on the horizontal sampling pipe (10) moves to the first sampling pipe (8), and the regional sampling of the soil is completed.
2. The sampling device of beach reclamation district farmland soil according to claim 1, characterized in that the screw conveyor comprises a conveying screw body (12), a driven gear (9) and a driving gear (16), the conveying screw body (12) is rotatably arranged in a sampling tank body (7), the sampling tank body (7) is divided into three sampling bins through baffles, the farmland soil with different depths is respectively sampled, the three sampling bins are an upper sampling bin, a lower sampling bin and a sampling tube (8) is arranged in each sampling bin, each sampling bin is transversely communicated with a sampling transverse tube (10), the conveying screw body (12) is rotatably arranged at the end of the sampling transverse tube (10), the other end of the conveying screw body (12) is rotatably arranged on the sampling bin, and one end of the conveying screw body (12), which is far away from the sampling transverse tube (10), extends out of the sampling bin and is fixedly arranged at the end of the sampling bin Surely, be provided with driven gear (9), driving gear (16) are fixed on actuating lever (2), just driving gear (16) and three driven gear (9) are on same vertical line, carry out the transmission through chain (6) between three driven gear (9) and driving gear (16) and are connected.
3. The sampling device for farmland soil in beach reclamation areas according to claim 2, characterized in that the drill bushing (11) is provided with three outlet holes (23), the diameter of the outlet holes (23) is the same as that of the horizontal sampling pipe (10), the positions of the outlet holes (23) respectively correspond to the position of the horizontal sampling pipe (10), and the horizontal sampling pipe (10) is further provided with a second sampling hole (25).
4. The device for sampling farmland soil in the beach reclamation area as claimed in claim 1, wherein the integral sampling assembly comprises a second sampling tube (15), two first sampling holes (14) are symmetrically formed in the drill bit (13), the first sampling holes (14) vertically penetrate through the drill bit (13), the second sampling tube (15) is fixedly arranged on the drill bit (13) at a position corresponding to the first sampling holes (14), and the second sampling tube (15) is communicated with the first sampling holes (14).
5. The sampling device of beach reclamation district farmland soil according to claim 4, characterized in that the outside of each of the extension holes (23) is further provided with a spring door (24), the spring door comprises a door plate (30), a support (28) and a spring (29), the outside of each of the extension holes (23) is provided with a support (28), the support (28) is hinged with a door plate (30), the end of the door plate (30) is fixed with a spring (29), and the other end of the spring (29) is fixed on a drill bushing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705064.4A CN110361223B (en) | 2019-07-31 | 2019-07-31 | Sampling device for farmland soil in tidal flat reclamation area |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910705064.4A CN110361223B (en) | 2019-07-31 | 2019-07-31 | Sampling device for farmland soil in tidal flat reclamation area |
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| CN110361223A CN110361223A (en) | 2019-10-22 |
| CN110361223B true CN110361223B (en) | 2021-12-14 |
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