Environmental science soil sampler

Abstract

The utility model relates to the field of soil sampling, and discloses an environmental science soil sampler which comprises a movable frame, a lifting frame is fixedly connected to the movable frame, a connecting plate is arranged on one side of the lifting frame, a lifting mechanism for driving the connecting plate to lift up and down is arranged on the lifting frame, a sampling barrel is rotatably connected to the lower end of the connecting plate, and the lower end of the sampling barrel is an open end. A rotating mechanism for driving the sampling barrel to rotate is arranged on the connecting plate, and a sampling hole is formed in the position, under the sampling barrel, of the movable frame; a connecting shaft extending into the sampling barrel is slidably inserted into the connecting plate, a drill bit is fixedly connected to the lower end of the connecting shaft, an adjusting groove is formed in one side of the connecting shaft, a rack arranged in the length direction of the connecting shaft is fixedly connected into the adjusting groove, a supporting frame is fixedly connected to the connecting plate, and a gear meshed with the rack is rotationally connected to the supporting frame. Compared with the prior art, the soil sampling device has the advantages of being capable of rapidly sampling soil layers with different depths, convenient to operate, time-saving and labor-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil sampling technology field, specifically point to an environmental science soil sampler. BACKGROUND

[0002] The application in environmental protection, soil pollution is a big problem now, such as industrial pollution, agricultural chemical use is excessive, the sampler can help monitor the soil health condition, assess the pollution degree.

[0003] The existing soil sampler is usually composed of a handle and a metal cylinder structure, in the use process, the sampling cylinder is directly inserted into the ground from top to bottom to take out the soil, so that the soil of the same depth is reserved in the sampling cylinder, which causes the sampling cylinder to only sample from the uppermost layer of the ground, when deep soil needs to be sampled, the soil above needs to be dug out first, and then the sampling cylinder is inserted into the soil for sampling, or a longer sampling cylinder is used for sampling, and the soil above is removed, which is time-consuming and laborious. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is to overcome the above technical difficulties, and provide an environmental science soil sampler which can quickly sample different depths of soil layers, is easy to operate and saves time and effort.

[0005] To solve the above technical problems, the utility model provides a technical scheme: an environmental science soil sampler, comprising a mobile frame, a lifting frame is fixedly connected to the mobile frame, a connecting plate is arranged on one side of the lifting frame, a lifting mechanism for driving the connecting plate to move up and down is arranged on the lifting frame, a sampling cylinder is rotatably connected to the lower end of the connecting plate, the lower end of the sampling cylinder is an open end, a rotating mechanism for driving the sampling cylinder to rotate is arranged on the connecting plate, and a sampling hole is arranged on the mobile frame directly below the sampling cylinder.

[0006] A connecting shaft extending into the sampling cylinder is slidably connected to the connecting plate, a drill bit is fixedly connected to the lower end of the connecting shaft, an adjusting groove is arranged on one side of the connecting shaft, a rack arranged along the length direction of the connecting shaft is fixedly connected in the adjusting groove, a support frame is fixedly connected to the connecting plate, a gear meshing with the rack is rotatably connected to the support frame, and a first motor for driving the gear to rotate is arranged on the support frame.

[0007] As an improvement, a material taking hole is arranged on one side of the sampling cylinder, and a detachable arc-shaped buckle plate is arranged in the material taking hole.

[0008] As an improvement, a pin cylinder is fixedly connected to the upper end of the sampling cylinder on both sides of the connecting shaft, a fixed pin is inserted between the two pin cylinders, and a pin hole is arranged through the connecting shaft.

[0009] As improvement, the rotating mechanism comprises a driven pulley fixedly sleeved on the outer wall of the sampling cylinder, the bottom surface of the connecting plate is rotationally connected with a driving pulley, a transmission belt is arranged between the driving pulley and the driven pulley, and the connecting plate is fixedly connected with a second motor for driving the driving pulley to rotate.

[0010] As improvement, the upper end of the arc-shaped buckle plate is provided with a slot, a fixing block is slidingly inserted into the slot, the bottom surface of the slot is fixedly connected with a fixing spring matched with the fixing block, the upper end of the material taking hole is provided with a fixing groove arranged correspondingly with the slot, the outer wall of the arc-shaped buckle plate is provided with a groove, the groove is provided with a push hole communicated with the slot, and one side of the fixing block is fixedly connected with a push block slidingly connected into the push hole.

[0011] As improvement, the lifting mechanism comprises a lifting screw rotationally connected into the lifting frame, the lifting frame is slidingly connected with a lifting block screw-connected to the outer wall of the lifting screw, and the lifting frame is fixedly connected with a third motor for driving the lifting screw to rotate.

[0012] As improvement, the open end of the sampling cylinder is fixedly connected with a sawtooth.

[0013] Compared with the prior art, the environment science soil sampler has the advantages that when it is needed to sample deeper soil, the rotating mechanism is started to drive the sampling cylinder to rotate the drill bit, the lifting mechanism is started to insert the sampling cylinder and the drill bit into the soil, the drill bit is pulled into the sampling cylinder when reaching the soil layer needed to be sampled, the sampling cylinder is continuously inserted downward to sample, and the deep soil is quickly and individually sampled. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is an explosion view of the environment science soil sampler.

[0015] Figure 2 is a structure schematic view of the environment science soil sampler.

[0016] Figure 3 is a sectional view of the environment science soil sampler.

[0017] Figure 4 is an enlarged view of A of the environment science soil sampler.

[0018] Figure 5 is an enlarged view of B of the environment science soil sampler.

[0019] Figure 6 is a structure schematic view of the connecting shaft of the environment science soil sampler.

[0020] As shown in the figure: 1, mobile frame; 2, lifting frame; 3, connecting plate; 4, sampling cylinder; 5, drill bit; 6, connecting shaft; 7, support frame; 8, gear; 9, first motor; 10, adjusting groove; 11, rack; 12, lifting block; 13, lifting screw; 14, third motor; 15, fixed pin; 16, pin cylinder; 17, pin hole; 18, second motor; 19, driving pulley; 20, driven pulley; 21, transmission belt; 22, arc-shaped buckle plate; 23, fixed block; 24, fixed spring; 25, push block; 26, insertion slot; 27, push hole; 28, sawtooth; 29, material taking hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] As Figures 1 to 6 shown, an environmental science soil sampler includes a mobile frame 1, the mobile frame 1 is fixedly connected with a lifting frame 2, one side of the lifting frame 2 is provided with a connecting plate 3, the lifting frame 2 is provided with a lifting mechanism for driving the connecting plate 3 to lift up and down, the lifting mechanism includes a lifting screw 13 rotatably connected in the lifting frame 2, the lifting frame 2 is slidably connected with a lifting block 12 threadedly connected to the outer wall of the lifting screw 13, the lifting frame 2 is fixedly connected with a third motor 14 for driving the lifting screw 13 to rotate, the connecting plate 3 is rotatably connected with a sampling cylinder 4 at the lower end, the lower end of the sampling cylinder 4 is an open end, the open end of the sampling cylinder 4 is fixedly connected with a sawtooth 28, the mobile frame 1 is provided with a sampling hole directly below the sampling cylinder 4, the connecting plate 3 is provided with a rotating mechanism for driving the sampling cylinder 4 to rotate, the rotating mechanism includes a driven pulley 20 fixedly sleeved on the outer wall of the sampling cylinder 4, the connecting plate 3 is rotatably connected with a driving pulley 19 at the bottom surface, the driving pulley 19 and the driven pulley 20 are provided with a transmission belt 21 therebetween, and the connecting plate 3 is fixedly connected with a second motor 18 for driving the driving pulley 19 to rotate.

[0023] The connecting plate 3 is slidably inserted with a connecting shaft 6 extending into the sampling cylinder 4, the upper end of the sampling cylinder 4 is fixedly connected with a pin cylinder 16 on both sides of the connecting shaft 6, a fixed pin 15 is inserted between the two pin cylinders 16, the connecting shaft 6 is provided with a pin hole 17 arranged through, the lower end of the connecting shaft 6 is fixedly connected with a drill bit 5, in the initial state of the device, the drill bit 5 is blocked in the opening at the lower end of the sampling cylinder 4, at the same time, the fixed pin 15 is inserted into the pin hole 17 after passing through the pin cylinder 16, the connecting shaft 6 is fixed, preventing the drill bit 5 from extending into the sampling cylinder 4 during downward drilling, one side of the connecting shaft 6 is provided with an adjusting groove 10, the adjusting groove 10 is fixedly connected with a rack 11 arranged along the length direction of the connecting shaft 6, the connecting plate 3 is fixedly connected with a support frame 7, the support frame 7 is rotatably connected with a gear 8 engaged with the rack 11, the support frame 7 is provided with a first motor 9 driving the gear 8 to rotate.

[0024] One side of the sampling cylinder 4 is provided with a material taking hole 29, the material taking hole 29 is provided with a detachable arc-shaped buckle plate 22, the upper end of the arc-shaped buckle plate 22 is provided with a insertion slot 26, the insertion slot 26 is slidably inserted with a fixed block 23, the bottom surface of the insertion slot 26 is fixedly connected with a fixed spring 24 matched with the fixed block 23, the upper end of the material taking hole 29 is provided with a fixed groove corresponding to the insertion slot 26, the outer wall of the arc-shaped buckle plate 22 is provided with a groove, the groove is provided with a push hole 27 communicated with the insertion slot 26, one side of the fixed block 23 is fixedly connected with a push block 25 slidably connected in the push hole 27.

[0025] In specific use, the mobile frame 1 is moved to the place where sampling is needed, when deeper soil sample is needed, the second motor 18 is started to drive the driving pulley 19 to rotate, the driving pulley 19 drives the driven pulley 20 to rotate through the transmission belt 21, the driven pulley 20 drives the sampling cylinder 4 to rotate, under the fixation of the fixed pin 15, the sampling cylinder 4 drives the drill bit 5 to rotate, the third motor 14 is started to drive the lifting screw 13 to rotate, the lifting screw 13 drives the lifting block 12 to ascend and descend along the lifting frame 2, the lifting block 12 drives the drill bit 5 and the sampling cylinder 4 to drill into the soil and drill downward, when drilling to the appropriate depth, the second motor 18 and the third motor 14 are turned off, the fixed pin 15 is pulled out, the first motor 9 is started to drive the gear 8 to rotate, the gear 8 drives the connecting shaft 6 to slide upward through the rack 11, the connecting shaft 6 pulls the drill bit 5 to slide upward along the inner wall of the sampling cylinder 4, so that the drill bit 5 extends into the upper end of the sampling cylinder 4, the third motor 14 is started, the lifting mechanism continues to the sampling cylinder 4 to insert downward, realizing sampling of deep soil.

[0026] After sampling is completed, the lifting mechanism is reversely driven to make the sampling cylinder 4 extend upward, when the soil sample in the sampling cylinder 4 needs to be taken out, the knob 25 is pushed to slide downward along the push hole 27, the knob 25 drives the fixed block 23 to slide downward along the inner wall of the insertion slot 26, the fixed block 23 is made to extend from the fixed slot, the fixed spring 24 is compressed to deform, the arc-shaped buckle 22 is taken out from the sampling hole, the sampling material is opened, and the soil sample in the sampling cylinder 4 can be taken out.

[0027] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0028] It should be noted that, in this document, relational terms such as first and second and the like can 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0029] Although the embodiments of the utility model have been shown and described, it should be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

[0030] The utility model and its implementation mode have been described above, and this description is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited to this. In general, if those of ordinary skill in the art are inspired by this, without departing from the creative principles of the utility model, without creatively designing similar structure modes and embodiments, they should belong to the protection scope of the utility model.

Claims

1. An environmental science soil sampler comprising a mobile frame (1), a lifting frame (2) fixedly connected to the mobile frame (1), characterized in that: one side of the lifting frame (2) is provided with a connecting plate (3), the lifting frame (2) is provided with a lifting mechanism for driving the connecting plate (3) to move up and down, the lower end of the connecting plate (3) is rotatably connected with a sampling cylinder (4), the lower end of the sampling cylinder (4) is an open end, the connecting plate (3) is provided with a rotating mechanism for driving the sampling cylinder (4) to rotate, and a sampling hole is arranged on the mobile frame (1) directly below the sampling cylinder (4); the connecting plate (3) is slidably connected with a connecting shaft (6) extending into the sampling cylinder (4), the lower end of the connecting shaft (6) is fixedly connected with a drill bit (5), one side of the connecting shaft (6) is provided with an adjusting groove (10), the adjusting groove (10) is fixedly connected with a rack (11) arranged along the length direction of the connecting shaft (6), the connecting plate (3) is fixedly connected with a support frame (7), the support frame (7) is rotatably connected with a gear (8) engaged with the rack (11), and the support frame (7) is provided with a first motor (9) for driving the gear (8) to rotate.

2. An environmental science soil sampler according to claim 1, wherein: One side of the sampling cylinder (4) is provided with a material taking hole (29), and the material taking hole (29) is provided with a detachable arc-shaped buckle plate (22).

3. An environmental science soil sampler according to claim 1, wherein: The upper end of the sampling cylinder (4) is fixedly connected with a pin cylinder (16) on both sides of the connecting shaft (6), a fixed pin (15) is inserted between the two pin cylinders (16), and a pin hole (17) is arranged through the connecting shaft (6).

4. An environmental science soil sampler according to claim 1, wherein: The rotating mechanism comprises a driven pulley (20) fixedly sleeved on the outer wall of the sampling cylinder (4), the bottom surface of the connecting plate (3) is rotatably connected with a driving pulley (19), a transmission belt (21) is arranged between the driving pulley (19) and the driven pulley (20), and the connecting plate (3) is fixedly connected with a second motor (18) for driving the driving pulley (19) to rotate.

5. An environmental science soil sampler according to claim 2, wherein: The upper end of the arc-shaped buckle plate (22) is provided with a slot (26), the slot (26) is slidably connected with a fixed block (23), the bottom surface of the slot (26) is fixedly connected with a fixed spring (24) matched with the fixed block (23), the upper end of the material taking hole is provided with a fixed groove arranged correspondingly with the slot (26), the outer wall of the arc-shaped buckle plate (22) is provided with a groove, the groove is provided with a push hole (27) communicated with the slot (26), and one side of the fixed block (23) is fixedly connected with a push block (25) slidably connected in the push hole (27).

6. An environmental science soil sampler according to claim 1, wherein: The lifting mechanism comprises a lifting screw (13) rotatably connected in the lifting frame (2), the lifting frame (2) is slidably connected with a lifting block (12) threadedly connected to the outer wall of the lifting screw (13), and the lifting frame (2) is fixedly connected with a third motor (14) for driving the lifting screw (13) to rotate.

7. An environmental earth science soil sampler according to any one of claims 1 to 6, wherein: The open end of the sampling cylinder (4) is fixedly connected with a sawtooth (28).

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