Electric soil sampling machine

Abstract

The utility model relates to the technical field of soil collection, and discloses an electric soil sampler, comprising a spiral drill rod, a cylinder and a rotary power device, wherein the cylinder comprises a first cylinder, a second cylinder and a third cylinder connected in sequence from top to bottom; the width of the second cylinder is greater than the width of the third cylinder, and the width of the third cylinder is greater than the width of the first cylinder; the spiral drill rod is located in the cylinder, and the rotating end of the rotary power device is respectively connected to the first cylinder and the upper end of the spiral drill rod; in actual use, the utility model drives the spiral drill rod and the cylinder to rotate through the rotary power device, so that soil sampling and collection can be achieved by pressing the spiral drill rod downward, the entire collection time is short, and the collection efficiency is high; in addition, by arranging the first cylinder, the second cylinder and the third cylinder of different widths, the situation that the soil body is loosened and causes the volume expansion to cause the soil body to overflow can be avoided during soil collection, thereby achieving complete collection of the soil body.

Description

Technical Field

[0001] The utility model relates to the technical field of soil collection, in particular to an electric soil sampler. Background Art

[0002] In actual engineering applications, many industries such as farming, environmental testing, civil construction, and power engineering civil construction require soil sampling. In the power engineering civil construction industry, soil sampling can be used to obtain the compaction coefficient of the layered backfill construction, thereby obtaining the backfill quality.

[0003] In addition, to ensure that the compaction coefficient test is scientific and accurate, it is necessary to conduct on-site sampling and testing of each backfill area layer in accordance with the requirements of the "Standard for Geotechnical Test Methods" (GB / T50123-2019). However, the conventional manual drilling sampling method is generally used, which has problems such as long on-site sampling time and low efficiency, and cannot meet the requirements of quality inspection. In addition. When taking soil samples, it is also necessary to ensure that the soil can be completely collected. Utility Model Content

[0004] In view of the shortcomings of the background technology, the utility model provides an electric soil sampler, and the technical problem to be solved is the problem of low efficiency in collecting soil by manual drilling sampling in the current power engineering civil construction industry.

[0005] To solve the above technical problems, the utility model provides the following technical solutions: an electric soil sampler, comprising an auger rod, a cylinder and a rotary power device, wherein the cylinder comprises a first cylinder, a second cylinder and a third cylinder connected in sequence from top to bottom; the width of the second cylinder is greater than the width of the third cylinder, and the width of the third cylinder is greater than the width of the first cylinder; the auger rod is located in the cylinder, and the rotating end of the rotary power device is respectively connected to the first cylinder and the upper end of the auger rod.

[0006] In a certain embodiment, the rotating end of the rotary power device is connected to the first cylinder and the upper end of the auger rod respectively through a pin shaft.

[0007] In some embodiments, the height of the third cylinder is greater than the height of the second cylinder, and the height of the second cylinder is greater than the height of the first cylinder.

[0008] In a certain embodiment, the auger drill rod is a single auger rod, and the drill bit of the auger rod is provided with a single groove and a single blade.

[0009] In a certain embodiment, the rotary power device includes a motor and a reducer, the rotating end of the motor is connected to the transmission input end of the reducer, and the transmission output end of the reducer is respectively connected to the first cylinder and the upper end of the spiral rotating rod.

[0010] In a certain embodiment, a righting handle is fixed between the motor and the reducer, and the righting handle includes two opposing handrail frames.

[0011] In some embodiments, a level is also installed on the top of the motor.

[0012] In some embodiments, a battery module is also installed on the motor, and the battery module is used to provide working power to the motor.

[0013] In a certain embodiment, two battery modules are installed on the motor, and the two battery modules are arranged opposite to each other on the motor.

[0014] Compared with the prior art, the utility model has the following beneficial effects: in actual use, the auger rod and the barrel are driven to rotate by the rotating power device, so that soil sampling and collection can be achieved by pressing the auger rod downward, the entire collection time is short, and the collection efficiency is high;

[0015] In addition, by providing the first cylinder, the second cylinder and the third cylinder of different widths, it is possible to avoid the soil overflowing due to volume expansion caused by loosening the soil during soil collection, thereby achieving complete collection of the soil. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model in the embodiment;

[0017] Figure 2 for Figure 1 Schematic diagram of the structure without the cylinder;

[0018] Figure 3 It is a schematic diagram of the structure of the cylinder in the embodiment. DETAILED DESCRIPTION

[0019] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0020] like Figure 1-3 As shown, an electric soil sampling machine includes an auger rod 3, a cylinder 2 and a rotary power device 1, referring to Figure 3The cylinder 2 includes a first cylinder 20, a second cylinder 21 and a third cylinder 22 which are connected in sequence from top to bottom; the first cylinder 20, the second cylinder 21 and the third cylinder 22 are all annular, the width of the second cylinder 21 is greater than the width of the third cylinder 22, the width of the third cylinder 22 is greater than the width of the first cylinder 20, the height of the third cylinder 22 is greater than the height of the second cylinder 21, and the height of the second cylinder 21 is greater than the height of the first cylinder 20; the auger rod 3 is located in the cylinder 2, and the rotating end of the rotary power device 1 is respectively connected to the upper ends of the first cylinder 20 and the auger 3.

[0021] In actual use, the utility model drives the auger rod 3 and the barrel 2 to rotate by the rotating power device 1, so that the soil sampling and collection can be realized by pressing the auger rod 3 downward, the whole collection time is short, and the collection efficiency is high; and the barrel 2 is used to protect the soil body, so as to avoid the pit body from collapsing;

[0022] In addition, by setting the first cylinder 20, the second cylinder 21 and the third cylinder 22 of different widths, when collecting soil, the wider second cylinder 21 can accommodate the soil, thereby avoiding the overflow of the soil due to volume expansion caused by loosening the soil, and achieving complete collection of the soil, thereby ensuring the accuracy of the compaction coefficient finally calculated.

[0023] In actual use, a depth mark may be provided on the surface of the cylinder 2 so as to facilitate understanding of the current soil collection depth.

[0024] Specifically, in this embodiment, the rotating end of the rotary power device 1 is connected to the first cylinder 20 and the upper end of the auger rod 3 respectively through a pin shaft. In actual installation, the rotary power device 1, the first cylinder 20 and the auger rod 3 are connected through the pin shaft, and the connection effect is simple and efficient. When it is necessary to collect soil from test pits of different specifications, it is only necessary to change the specifications of the auger rod 3 and the cylinder 2, so that one rotary power device 1 can complete the sampling of soil from test pits of multiple specifications.

[0025] Specifically, in the present embodiment, the auger rod 3 is a single-screw rotating rod, and the drill rod pitch of the auger rod 3 needs to be larger than the size of stones that may exist in the soil, so as to ensure that the stones can be removed smoothly; in addition, the drill bit of the auger rotating rod 3 is set with a single groove and a single blade. In actual use, under the action of drilling pressure, the drill bit of the auger rotating rod 3 rotates and eats into the stratum, and cuts the stratum to the next layer along the spiral line, and the cut soil debris is transported back to the cylinder 2 along the spiral blades; in addition, in order to ensure the smooth excavation of backfill soil, the lower end of the auger rod 3 is provided with cutting teeth.

[0026] Reference Figure 2In this embodiment, the rotary power device 1 includes a motor 10 and a reducer 12, the rotating end of the motor 10 is connected to the transmission input end of the reducer 12, and the transmission output end of the reducer 12 is respectively connected to the first cylinder 20 and the upper end of the spiral rotating rod 3.

[0027] In actual use, the reducer can be a helical gear reducer, which has the advantages of good meshing performance, low vibration, low noise, smooth transmission, small size, light weight, large torque transmission, fine transmission ratio classification, etc. In addition, the reducer 12 can be controlled by the motor 10 to achieve stepless speed change and forward and reverse rotation, meeting the functional requirements of the sampler for forward drilling and soil extraction and reverse rotation and soil dumping.

[0028] Specifically, in this embodiment, a righting handle 11 is fixed between the motor 10 and the reducer 12, and the righting handle 11 includes two opposing handrails. In actual use, the balance of the sampler can be ensured by the righting handle 11. In a certain embodiment, the righting handle 11 includes two righting handles 11, and the two handrails are vertically distributed in a plane.

[0029] Specifically, in this embodiment, a level meter 14 is also installed on the top of the motor 10. In actual use, by setting the level meter 14, it can be known whether the auger rod 3 is drilled vertically, so as to ensure the verticality of the test pit diameter for collecting soil.

[0030] Specifically, in this embodiment, a battery module 13 is also installed on the motor 14 , and the battery module 13 is used to provide working power to the motor 10 .

[0031] Furthermore, two battery modules 13 are installed on the motor 10 , and the two battery modules 13 are arranged opposite to each other on the motor 10 .

[0032] The above is based on the enlightenment of this utility model. Through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of ​​this utility model. The technical scope of this utility model is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An electric soil sampler, characterized in that: It includes an auger rod, a cylinder and a rotary power device, wherein the cylinder includes a first cylinder, a second cylinder and a third cylinder connected in sequence from top to bottom; the width of the second cylinder is greater than the width of the third cylinder, and the width of the third cylinder is greater than the width of the first cylinder; the auger rod is located in the cylinder, and the rotating end of the rotary power device is respectively connected to the first cylinder and the upper end of the auger rod.

2. An electric soil sampler according to claim 1, characterized in that: The rotating end of the rotary power device is connected to the first cylinder and the upper end of the spiral rotating rod respectively through a pin shaft.

3. The electric soil sampler according to claim 1, characterized in that: The height of the third cylinder is greater than the height of the second cylinder, and the height of the second cylinder is greater than the height of the first cylinder.

4. The electric soil sampler according to claim 1, characterized in that: The auger drill rod is a single-screw rotating rod, and the drill bit of the auger rotating rod is provided with a single groove and a single blade.

5. An electric soil sampler according to any one of claims 1 to 4, characterized in that: The rotary power device comprises a motor and a reducer, the rotating end of the motor is connected to the transmission input end of the reducer, and the transmission output end of the reducer is respectively connected to the first cylinder and the upper end of the spiral rotating rod.

6. The electric soil sampler according to claim 5, characterized in that: A righting handle is also fixed between the motor and the reducer, and the righting handle comprises two opposing handrail frames.

7. The electric soil sampler according to claim 5, characterized in that: A level is also installed on the top of the motor.

8. The electric soil sampler according to claim 5, characterized in that: A battery module is also installed on the motor, and the battery module is used to provide working power to the motor.

9. The electric soil sampler according to claim 8, characterized in that: Two battery modules are installed on the motor, and the two battery modules are arranged opposite to each other on the motor.

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