Soil sampling device convenient to adjust and high in practicability

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By designing a soil extraction device that is easy to adjust, using the combination of screw, collar and blade, the problem of difficulty in shifting and moving upward during the sampling process is solved, and a more efficient and convenient soil sampling operation is achieved.

CN222761902UActive Publication Date: 2025-04-15TOBACCO RES INST HENAN ACADEMY OF AGRI SCI

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Patent Information

Application Number: CN202421091033.7
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-05-20
Publication Date: 2025-04-15
Estimated Expiration: 2034-05-20

AI Technical Summary

Technical Problem

When using a shovel to sample the target soil, the shovel is prone to offset during the process of inserting the soil into the soil, which affects the collected soil. After the shovel blade is inserted into the land, it is difficult to remove the shovel and requires a lot of manpower.

Method used

A soil extraction device for easy adjustment is designed, including a support mechanism and a soil extraction mechanism. The soil extraction mechanism consists of a main rod, a connecting frame, a screw, a knob, a collar and a blade. The screw drives the collar to lift and blade split, achieving convenient insertion and extraction of the soil extraction knife.

Benefits of technology

The device ensures the vertical lifting and lowering of the soil extraction knife through the limit sleeve and guide rod, reducing offset; through the coordination of the sleeve ring and the blade, the extraction process of the soil extraction knife is simplified, reducing operation difficulty and manpower consumption.

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Abstract

The utility model discloses a soil sampling device convenient to adjust and high in practicability, a soil sampling mechanism comprises a main rod, a connecting frame is fixedly installed on the front face of the main rod, the back face of the connecting frame is fixedly connected with a limiting rail, the inner wall of the connecting frame is rotatably connected with a screw rod, the upper end of the screw rod penetrates out of the connecting frame and is fixedly connected with a rotary knob, and the rotary knob is fixedly connected with the main rod. A threaded sleeve is arranged on the outer side wall of the threaded rod in a threaded sleeving mode, one end of the outer wall of the threaded sleeve penetrates out of the connecting frame and is fixedly connected with an extension rod, a lantern ring is fixedly connected to the bottom end of the extension rod, a plurality of blades are fixedly installed on the side edge of the lantern ring, and the upper end of the back of the lantern ring is slidably connected with the inner wall of the limiting rail; the blade with the lantern ring is arranged on the outer side of the soil sampling cutter body, the screw rod is controlled by rotating the knob to drive the lantern ring to ascend and descend, when the soil sampling cutter is clamped into the soil, the soil around the soil sampling cutter is loosened by controlling the lantern ring to descend and utilizing the blade to split, and then the soil sampling cutter is conveniently pulled out.

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Description

Technical Field

[0001] The utility model relates to the technical field of soil sampling, in particular to a soil sampling device which is easy to adjust and has strong practicality. Background Art

[0002] Soil sampling refers to the process of collecting soil samples from the surface downwards, aiming to understand the physical and chemical properties, nutritional status and pollution level of the soil. It usually requires selecting representative sampling points and using appropriate tools (such as a shovel or a borer) to collect soil samples, and then placing the samples in clearly marked containers.

[0003] In the prior art, when a shovel is used to sample the target soil, the shovel is easily offset during the process of being inserted into the soil, thereby affecting the collected soil. In addition, after the shovel blade is inserted into the soil, it is difficult to move the shovel up and take it out, which requires a lot of manpower. Therefore, a soil sampling device that is easy to adjust and has strong practicality is proposed to solve the above problems. Utility Model Content

[0004] The technical problems to be solved by the utility model are as follows: when using a shovel to sample the target soil, the shovel is easily offset during the process of being inserted into the soil, thereby affecting the collected soil. In addition, after the shovel blade is inserted into the soil, it is difficult to move the shovel up and take it out, which requires a lot of manpower.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A soil taking device which is easy to adjust and has strong practicality comprises a supporting mechanism, wherein a soil taking mechanism is arranged inside the supporting mechanism;

[0007] Also includes:

[0008] Wherein, the soil taking mechanism comprises a main rod, a connecting frame is fixedly installed on the front of the main rod, and a limited position rail is fixedly connected to the back of the connecting frame;

[0009] Among them, the inner wall of the connecting frame is rotatably connected with a screw rod, the upper end of the screw rod passes through the connecting frame and is fixedly connected with a knob, the outer wall of the screw rod is threadedly sleeved with a threaded sleeve, one end of the outer wall of the threaded sleeve passes through the connecting frame and is fixedly connected with an extension rod, the bottom end of the extension rod is fixedly connected with a ring, a number of blades are fixedly installed on the side of the ring, and the upper end of the back of the ring is slidably connected to the inner wall of the limit rail.

[0010] As a further solution of the utility model: a soil taking knife is fixedly installed at the bottom of the main rod, a knife groove is opened in the middle of the outer wall of the soil taking knife, and the outer wall of the soil taking knife is slidably sleeved with the inner side of the ring.

[0011] As a further solution of the utility model: the inner wall of the soil-taking knife is hollowed out and slidably connected with a top soil block, the lower end of the top soil block is a cone, the middle part of the outer wall of the top soil block is fixedly connected with a limiting axis, and the outer wall at the end of the limiting axis is slidably connected to the inner side of the knife groove.

[0012] As a further solution of the utility model: a lifting rod is fixedly connected to the middle of the top of the top soil block, the upper end of the lifting rod passes through a soil knife, and the upper end outer wall of the lifting rod is slidably connected to the inner wall of the main rod, the top end of the lifting rod extends out from the limit rail, and the side wall of the lifting rod is provided with a plurality of fixing holes, and the fixing holes are equidistantly arranged along the length direction of the lifting rod.

[0013] As a further solution of the utility model: a fixing bolt is connected through the inner wall of the fixing hole, both ends of the fixing bolt pass through the surface of the main rod, and a nut is threadedly connected to one end of the outer wall of the fixing bolt.

[0014] As a further solution of the utility model: the supporting mechanism includes supporting feet, and there are two supporting feet in total. The bottoms of the two supporting feet are fixedly connected with pins, and the tops of the supporting feet are commonly fixedly connected with a connecting frame, and both sides of the inner wall of the connecting frame are fixedly connected with limiting sleeves.

[0015] As a further solution of the utility model: the top of the main rod is fixedly connected with a top block, the top two sides of the top block are fixedly connected with handles, the bottom of the top block and both sides of the main rod are fixedly connected with guide rods, and the lower end of the guide rod is slidably mounted on the inner wall of the limit sleeve.

[0016] Beneficial effects of the utility model:

[0017] (1) The utility model provides a support mechanism on the outside of the soil taking mechanism, and a limit sleeve in the support mechanism is connected to a guide rod above the soil taking knife, so as to limit the lifting and excavation of the soil taking knife to ensure that the soil taking knife is lifted vertically, and a handle is provided above the soil taking knife to facilitate the operator to control the excavation force;

[0018] (2) A blade with a collar is arranged on the outside of the blade body of the soil taking knife. The collar is driven up and down by turning a knob to control a screw rod. When the soil taking knife is stuck in the soil, the collar is controlled to descend and the blade is used to split and loosen the soil around the soil taking knife, thereby facilitating the removal of the soil taking knife. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2It is a schematic diagram of the internal structure of the connection frame in the utility model;

[0022] Figure 3 It is a schematic diagram of the overall structure of the limit rail in the utility model;

[0023] Figure 4 It is a schematic diagram of the internal structure of the main rod and the soil cutting knife in the utility model;

[0024] Figure 5 It is a schematic diagram of the overall structure of the soil taking knife in the utility model.

[0025] In the figure: 1. supporting mechanism; 101. supporting foot; 102. pin; 103. connecting frame; 104. limiting sleeve; 2. soil taking mechanism; 201. main rod; 202. top block; 203. handle; 204. guide rod; 205. connecting frame; 206. screw rod; 207. knob; 208. threaded sleeve; 209. extension rod; 210. collar; 211. blade; 212. limiting rail; 213. soil taking knife; 214. knife groove; 215. top block; 216. limiting shaft; 217. lifting rod; 218. fixing hole; 219. fixing bolt; 220. nut. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1-5 As shown, a soil-taking device which is easy to adjust and has strong practicality comprises a supporting mechanism 1, and a soil-taking mechanism 2 is arranged on the inner side of the supporting mechanism 1; and further comprises: wherein the soil-taking mechanism 2 comprises a main rod 201, and a connecting frame 205 is fixedly installed on the front side of the main rod 201, and a limiting rail 212 is fixedly connected to the back side of the connecting frame 205; wherein a screw rod 206 is rotatably connected to the inner wall of the connecting frame 205, and the upper end of the screw rod 206 passes through the connecting frame 205 and is fixedly connected to a knob 207, and a threaded sleeve 208 is threadedly sleeved on the outer wall of the screw rod 206, and one end of the outer wall of the threaded sleeve 208 passes through the connecting frame 205 and is fixedly connected to an extension rod 209, and a collar 210 is fixedly connected to the bottom end of the extension rod 209, and a plurality of blades 211 are fixedly installed on the side of the collar 210, and the upper end of the back of the collar 210 is slidably connected to the inner wall of the limiting rail 212, as shown in FIG. Figure 2 As shown, the blade 211 is wide at the top and narrow at the bottom, making it easier to insert into the ground;

[0028] A soil taking knife 213 is fixedly installed at the bottom of the main rod 201, and a knife groove 214 is opened in the middle of the outer wall of the soil taking knife 213. The outer wall of the soil taking knife 213 is slidably sleeved with the inner side of the ring 210, such as Figure 5 As shown, the knife groove 214 limits the top soil block 2215 and the limiting shaft 216 on its side in the moving direction, and the soil inside the soil taking knife 213 can be taken out through the knife groove 214;

[0029] The inner wall of the soil cutting knife 213 is hollowed out and slidably connected with a top soil block 215, the lower end of the top soil block 215 is a cone, the middle of the outer wall of the top soil block 215 is fixedly connected with a limiting shaft 216, and the outer wall at the end of the limiting shaft 216 is slidably connected to the inner side of the knife groove 214, such as Figure 4 As shown, the lower end of the cone of the top soil block 215 is easier to be inserted into the ground;

[0030] A lifting rod 217 is fixedly connected to the middle of the top of the top soil block 215, the upper end of the lifting rod 217 passes through the soil knife 213, and the upper end outer wall of the lifting rod 217 is slidably connected to the inner wall of the main rod 201, and the top end of the lifting rod 217 extends out from the limit rail 212. The side wall of the lifting rod 217 is provided with a plurality of fixing holes 218, and the fixing holes 218 are arranged equidistantly along the length direction of the lifting rod 217, such as Figure 4 As shown, by adjusting the position of the fixed lifting rod 217 inside the main rod 201, the position of the top soil block 215 inside the soil cutting knife 213 can be changed;

[0031] A fixing bolt 219 is connected through the inner wall of the fixing hole 218. Both ends of the fixing bolt 219 are inserted through the surface of the main rod 201. A nut 220 is threadedly connected to one end of the outer wall of the fixing bolt 219. Figure 4 As shown, the nut 220 is tightened on the surface side of the bolt 219 to prevent the bolt 219 from loosening from the fixing groove 218;

[0032] The support mechanism 1 includes a support foot 101, and there are two support feet 101 in total. The bottoms of the two support feet 101 are fixedly connected with a pin 102, and the tops of the support feet 101 are commonly fixedly connected with a connecting frame 103, and both sides of the inner wall of the connecting frame 103 are fixedly connected with a limiting sleeve 104, the top of the main rod 201 is fixedly connected with a top block 202, and both sides of the top of the top block 202 are fixedly connected with a handle 203, and the bottom of the top block 202 and both sides of the main rod 201 are fixedly connected with a guide rod 204, and the lower end of the guide rod 204 is slidably sleeved with the inner wall of the limiting sleeve 104, such as Figure 1 As shown, the limiting sleeve 104 limits the lifting and lowering of the guide rod 204 .

[0033] The working principle of this utility model:

[0034] When the device is in use, the soil knife 213 is placed at the target point, and the pin 102 under the supporting foot 101 is first nailed into the ground surface, and then the handle 203 is held and pushed downward, the soil knife 213 is inserted into the ground surface, and the soil inside the soil knife 213 is collected. When the soil knife 213 needs to be separated from the ground, the knob 207 is first turned to drive the screw rod 206 to rotate. Under the push of the thread on the surface of the screw rod 206, the ring 210 descends along the length direction of the soil knife 213, and the side blade 211 of the ring 210 is damaged and loosened The ground, and then after pulling up the handle 203, the soil knife 213 can be taken out of the soil.

[0035] Secondly, when there is a requirement for the sampling depth of the soil, the lifting rod 217 can be pushed to drive the lower end of the top soil block 215 to extend out from under the soil cutting knife 213, and the fixing bolt 219 can be inserted into the fixing hole 218 and tightened and fixed by the nut 220. At this time, the top soil block 215 can be inserted into the ground surface as a drill bit. When the soil cutting knife 213 dives to the target depth of the soil, the fixing bolt 219 is pulled out of the fixing hole 218, and the soil cutting knife 213 is continued to be controlled to dive. Then, the soil will push up the top soil block 215, and the target soil can be collected inside the soil cutting knife 213.

[0036] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A soil taking device which is easy to adjust and has strong practicality, comprising a support mechanism (1), wherein a soil taking mechanism (2) is arranged inside the support mechanism (1); It is characterized in that Also includes: The soil taking mechanism (2) comprises a main rod (201), a connecting frame (205) is fixedly mounted on the front of the main rod (201), and a limited position rail (212) is fixedly connected to the back of the connecting frame (205); The inner wall of the connecting frame (205) is rotatably connected with a screw rod (206), the upper end of the screw rod (206) passes through the connecting frame (205) and is fixedly connected with a knob (207), the outer wall of the screw rod (206) is threadedly sleeved with a threaded sleeve (208), one end of the outer wall of the threaded sleeve (208) passes through the connecting frame (205) and is fixedly connected with an extension rod (209), the bottom end of the extension rod (209) is fixedly connected with a collar (210), a plurality of blades (211) are fixedly installed on the side of the collar (210), and the upper back end of the collar (210) is slidably connected with the inner wall of the limiting rail (212).

2. The soil taking device which is easy to adjust and has strong practicality according to claim 1 is characterized in that: A soil taking knife (213) is fixedly mounted at the bottom of the main rod (201), a knife groove (214) is provided in the middle of the outer wall of the soil taking knife (213), and the outer wall of the soil taking knife (213) is slidably sleeved with the inner side of the sleeve ring (210).

3. The soil taking device with easy adjustment and strong practicality according to claim 2 is characterized in that: The inner wall of the soil cutting knife (213) is hollowed out and slidably connected to a top soil block (215); the lower end of the top soil block (215) is a cone; a limiting shaft (216) is fixedly connected to the middle of the outer wall of the top soil block (215); the outer wall at the end of the limiting shaft (216) is slidably connected to the inner side of the knife groove (214).

4. The soil taking device with easy adjustment and strong practicality according to claim 3 is characterized in that: A lifting rod (217) is fixedly connected to the middle of the top of the top soil block (215), the upper end of the lifting rod (217) passes through the soil knife (213), and the upper end outer wall of the lifting rod (217) is slidably connected to the inner wall of the main rod (201), and the top end of the lifting rod (217) extends out from the limit rail (212), and the side wall of the lifting rod (217) is provided with a plurality of fixing holes (218), and the fixing holes (218) are arranged equidistantly along the length direction of the lifting rod (217).

5. The soil taking device with convenient adjustment and strong practicality according to claim 4, characterized in that: A fixing bolt (219) is connected through the inner wall of the fixing hole (218), both ends of the fixing bolt (219) pass through the surface of the main rod (201), and one end of the outer wall of the fixing bolt (219) is threadedly connected to a nut (220).

6. The soil taking device with easy adjustment and strong practicality according to claim 1, characterized in that: The support mechanism (1) comprises a support foot (101), wherein two support feet (101) are provided, the bottoms of the two support feet (101) are fixedly connected to a pin (102), the tops of the support feet (101) are fixedly connected to a connecting frame (103), and both sides of the inner wall of the connecting frame (103) are fixedly connected to a limiting sleeve (104).

7. The soil taking device with convenient adjustment and strong practicality according to claim 1, characterized in that: The top of the main rod (201) is fixedly connected to a top block (202), both sides of the top of the top block (202) are fixedly connected to handles (203), the bottom of the top block (202) and both sides of the main rod (201) are fixedly connected to guide rods (204), and the lower end of the guide rod (204) is slidably sleeved on the inner wall of the limit sleeve (104).