Layered soil sampling device for geological survey

Abstract

The utility model relates to the technical field of geological survey, and provides a layered soil sampling device for geological survey, which comprises a fixing ring, a plurality of fixing components are arranged at the bottom end of the fixing ring and used for fixing the fixing ring, and the fixing components are annularly arrayed at the bottom end of the fixing ring and used for fixing the fixing ring. A soil sampling assembly is arranged on the inner side of the fixing ring and used for drilling soil, a transmission assembly is arranged at the upper end of the soil sampling assembly and used for transmitting the soil sampling assembly, the fixing assembly comprises a fixing rod fixedly connected to the outer wall of the bottom end of the fixing ring, and an anchoring rod is fixedly connected to the outer wall of the bottom end of the fixing rod. When the device is used for sampling soil layer by layer, the first soil sampling half cylinder and the second soil sampling half cylinder are separated, layered soil is taken out, the situation that wet soft soil pollutes other soil layers in the extrusion process is reduced, the sampling efficiency of the device is improved, and therefore the purity of a sample is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of geological exploration, and in particular to a layered soil sampling device for geological exploration. Background Art

[0002] Geological survey is a survey and research work with different focuses on the geological conditions such as rocks, strata, structures, minerals, groundwater, landforms, etc. in a certain area based on the needs of national economy, national defense construction and scientific and technological development.

[0003] After searching, the existing patent (publication number: CN215573875U) discloses a portable soil stratification sampling device, including a shrinking tube, a drill bit is provided on one side of the shrinking tube, and a drill rod is provided at one end of the drill bit; the sampling mechanism is arranged inside the shrinking tube, and the sampling mechanism includes a limit block and a first gear. The two sides of the interior of the shrinking tube are fixedly connected to the limit block, the first gear is placed inside the limit block, and the interior of the first gear is fixedly connected to a threaded sleeve. The utility model is provided with a collecting tube, a closing groove, a collecting groove and a handle, and the device is overlapped and separated between the closing groove and the collecting groove, and the soil outside the device is collected, making the device more convenient in use, making the device more convenient in use, greatly increasing the convenience of use of the device, making the device better for collection, and making the device more efficient. The above utility model is convenient for users to collect soil and is convenient for users to carry, thereby improving the portability of the device. However, after the device completes soil collection, it is not easy to take out the soil, and the soil needs to be taken out manually by external force. When the user needs to take samples in layers, the moist soft soil and the hard soil may be mixed together during the manual removal process due to the different moisture levels of the soil, resulting in contamination of the sample, thereby reducing the sampling efficiency. Utility Model Content

[0004] The utility model provides a layered soil sampling device for geological survey, which solves the problem in related technologies that due to different soil moisture levels, moist soft soil and hard soil are mixed together during the sampling process, resulting in sample contamination and reduced sampling efficiency.

[0005] The technical solution of the utility model is as follows: A layered soil sampling device for geological survey, comprising: a fixed ring, a plurality of fixed components are provided at the bottom end of the fixed ring for fixing the fixed ring, a plurality of the fixed components are arranged in a ring array at the bottom end of the fixed ring, a soil sampling component is provided on the inner side of the fixed ring for drilling the soil, and a transmission component is provided at the upper end of the soil sampling component for transmitting the soil sampling component.

[0006] The fixing assembly includes a fixing rod fixedly connected to the outer wall of the bottom end of the fixing ring, and the outer wall of the bottom end of the fixing rod is fixedly connected to the anchor rod.

[0007] Preferably, the transmission assembly includes a base arranged above the fixing ring, and the first motor is fixedly connected to the outer wall of the right top end of the base.

[0008] Preferably, the transmission assembly further comprises a screw rod fixedly connected to the output end of the first motor, wherein the screw rod passes through the bottom outer wall of the base and is rotatably connected to the top outer wall of the fixing ring.

[0009] Preferably, the transmission assembly further comprises a threaded sleeve threadedly connected to the outer wall of the screw rod, and the left end of the threaded sleeve is fixedly connected to a fixing plate.

[0010] Preferably, the transmission assembly further comprises a sliding sleeve fixedly connected to the outer wall of the left end of the base, and the inner wall of the sliding sleeve is slidably connected to a sliding rod.

[0011] Preferably, the transmission assembly also includes a second motor fixedly connected to the outer wall of the bottom end of the fixed plate, the top end of the sliding rod is fixedly connected to the outer wall of the bottom end of the base, and the bottom end of the sliding rod is fixedly connected to the outer wall of the top end of the fixing ring.

[0012] Preferably, the soil-extracting assembly includes a rotating drum fixedly connected to the output end of the second motor, and an electric telescopic rod is fixedly connected to the inner wall of the top end of the rotating drum.

[0013] Preferably, the soil-taking assembly further comprises a push rod fixedly connected to the output end of the electric telescopic rod, the bottom outer wall of the rotating cylinder is fixedly connected to a fixed sleeve, the bottom end of the push rod passes through the top inner wall of the fixed sleeve and is fixedly connected to a piston.

[0014] Preferably, the soil-extracting assembly also includes a first soil-extracting half-cylinder threadedly connected to the inner wall of the front side of the fixed sleeve, and a second soil-extracting half-cylinder is provided at the front end of the first soil-extracting half-cylinder. The first soil-extracting half-cylinder and the second soil-extracting half-cylinder are symmetrical structures, and the top end of the second soil-extracting half-cylinder is rotatably connected to the inner wall of the rear end of the fixed sleeve.

[0015] Preferably, the soil-extracting assembly further comprises a drill bit threadedly connected to the outer wall of the bottom end of the first soil-extracting half-cylinder, and the drill bit is threadedly connected to the outer wall of the bottom end of the second soil-extracting half-cylinder.

[0016] The working principle and beneficial effects of the utility model are as follows:

[0017] 1. In the utility model, when the device is not drilling a certain type of soil in layers, the output end of the electric telescopic rod drives the push rod to move downward, and the push rod drives the piston to move downward, and the piston drives the soil inside the combination of the first soil-taking half-cylinder and the second soil-taking half-cylinder to move downward, thereby taking out the soil. When the user takes the soil in layers, the drill bit is first removed, and then the combination cylinder of the first soil-taking half-cylinder and the second soil-taking half-cylinder is separated from the fixed sleeve, and then the first soil-taking half-cylinder is separated from the second soil-taking half-cylinder to take out the soil in layers. This allows the user to take soil according to demand. When the device takes soil in layers, the first soil-taking half-cylinder is separated from the second soil-taking half-cylinder to take out the layered soil, thereby reducing the contamination of other soil layers by moist soft soil during the squeezing process, improving the sampling efficiency of the device, and thus improving the purity of the sample; BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0019] Figure 1 This is a schematic diagram of the front structure proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the front cross-sectional structure of the present invention;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the soil excavation component proposed in the present invention;

[0022] Figure 4 This is a schematic diagram of the expanded structure of the soil excavation component proposed in the present invention;

[0023] In the figure: 1. fixing ring; 2. fixing assembly; 201. fixing rod; 202. anchor rod; 3. soil excavation assembly; 301. rotating drum; 302. electric telescopic rod; 303. push rod; 304. piston; 305. fixing sleeve; 306. first soil excavation half cylinder; 307. second soil excavation half cylinder; 308. drill bit; 4. transmission assembly; 401. base; 402. first motor; 403. screw rod; 404. threaded sleeve; 405. fixing plate; 406. sliding sleeve; 407. sliding rod; 408. second motor. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] The present application discloses a layered soil sampling device for geological survey. Figure 1 and Figure 2 A layered soil sampling device for geological survey includes: a fixed ring 1, a plurality of fixed components 2 are provided at the bottom end of the fixed ring 1 for fixing the fixed ring 1, and the plurality of fixed components 2 are arranged in a ring array at the bottom end of the fixed ring 1. A soil sampling component 3 is provided on the inner side of the fixed ring 1 for drilling soil. A transmission component 4 is provided at the upper end of the soil sampling component 3 for transmitting the soil sampling component 3. The fixed component 2 includes a fixed rod 201 fixedly connected to the outer wall of the bottom end of the fixed ring 1, and the outer wall of the bottom end of the fixed rod 201 is fixedly connected to an anchor rod 202, which is anchored in the soil by the anchor rod 202, and then the fixed ring 1 is supported by the fixed rod 201, thereby increasing the stability of the fixed ring 1.

[0026] See also Figure 2 The transmission assembly 4 includes a base 401 arranged above the fixed ring 1, and the outer wall of the top right side of the base 401 is fixedly connected to the first motor 402. The transmission assembly 4 also includes a screw rod 403 fixedly connected to the output end of the first motor 402, the screw rod 403 passes through the outer wall of the bottom end of the base 401 and is rotatably connected to the outer wall of the top end of the fixed ring 1. The transmission assembly 4 also includes a threaded sleeve 404 threadedly connected to the outer wall of the screw rod 403, and the left end of the threaded sleeve 404 is fixedly connected to the fixed plate 405. The transmission assembly 4 also includes a sliding sleeve 406 fixedly connected to the outer wall of the left end of the base 401, and the inner wall of the sliding sleeve 406 is slidably connected to The sliding rod 407, the transmission assembly 4 also includes a second motor 408 fixedly connected to the outer wall of the bottom end of the fixed plate 405, the top of the sliding rod 407 is fixedly connected to the outer wall of the bottom end of the base 401, and the bottom end of the sliding rod 407 is fixedly connected to the outer wall of the top end of the fixed ring 1. When the screw rod 403 rotates, the threaded sleeve 404 is driven by the screw rod 403 to transmit the transmission, and the fixed plate 405 is driven by the threaded sleeve 404 to transmit the transmission, and the sliding sleeve 406 is driven by the fixed plate 405 to slide downward on the sliding rod 407, thereby driving the fixed plate 405 to move downward, and then driving the second motor 408 to move downward through the fixed plate 405.

[0027] See also Figure 2-Figure 4The soil taking component 3 includes a rotating drum 301 fixedly connected to the output end of the second motor 408, and the top inner wall of the rotating drum 301 is fixedly connected to the electric telescopic rod 302. The soil taking component 3 also includes a push rod 303 fixedly connected to the output end of the electric telescopic rod 302, and the bottom outer wall of the rotating drum 301 is fixedly connected to the fixed sleeve 305. The bottom end of the push rod 303 passes through the top inner wall of the fixed sleeve 305 and is fixedly connected to the piston 304. The soil taking component 3 also includes a first soil taking half cylinder 306 threadedly connected to the inner wall of the front side of the fixed sleeve 305, and the front end of the first soil taking half cylinder 306 is provided with a second soil taking half cylinder 307. The first soil taking half cylinder 306 and the second soil taking half cylinder 307 are symmetrical structures. The top of the second soil taking half cylinder 307 is rotatably connected to the inner wall of the rear end of the fixed sleeve 305. The soil taking component 3 also includes a drill bit 308 threadedly connected to the outer wall of the bottom end of the first soil taking half cylinder 306. The outer wall of the bottom end of the second soil-taking half-cylinder 307 is threadedly connected, and the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 are combined into a complete cylinder. When the device takes one kind of soil without stratification, the electric telescopic rod 302 is started, and the push rod 303 is driven to move downward by the output end of the electric telescopic rod 302, and the piston 304 is driven to move downward by the push rod 303, and the soil inside the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 is driven downward by the piston 304, thereby pushing the soil out of the mouth of the drill bit 308 to the outside world. When the user takes samples in layers, the drill bit 308 is first removed, and then the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 are combined and separated from the fixing sleeve 305, and then the first soil-taking half-cylinder 306 is placed on the ground, and then the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 are separated to take out the layered soil inside the first soil-taking half-cylinder 306.

[0028] Working principle and usage process: first place the device on the target land, nail the fixing rod 201 into the land, make the drill bit 308 close to the ground, start the first motor 402, and drive the screw rod 403 to rotate through the output end of the first motor 402, drive the threaded sleeve 404 to transmit through the screw rod 403, drive the fixing plate 405 to move downward through the threaded sleeve 404, drive the second motor 408 to move downward through the fixing plate 405, drive the rotating drum 301 to move downward through the second motor 408, drive the fixing sleeve 305 to move downward through the rotating drum 301, and drive the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 to move downward through the fixing sleeve 305. Move downward, drive the drill bit 308 downward through the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307, and start the second motor 408 at the same time, drive the rotating drum 301 to move downward in rotation through the output end of the second motor 408, and drive the fixed sleeve 305 to move downward in rotation through the rotating drum 301, so that the fixed sleeve 305 drives the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307 to move downward in rotation, and move downward in rotation through the first soil-taking half-cylinder 306 and the second soil-taking half-cylinder 307, and drive the drill bit 308 to rotate downward into the ground and complete the soil taking.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A layered soil sampling device for geological exploration, comprising: A fixing ring (1), characterized in that a plurality of fixing components (2) are provided at the bottom end of the fixing ring (1) for fixing the fixing ring (1), a plurality of the fixing components (2) are arranged in a ring array at the bottom end of the fixing ring (1), a soil-taking component (3) is provided on the inner side of the fixing ring (1) for drilling soil, and a transmission component (4) is provided at the upper end of the soil-taking component (3) for transmitting the soil-taking component (3); The fixing assembly (2) comprises a fixing rod (201) fixedly connected to the outer wall of the bottom end of the fixing ring (1), and the outer wall of the bottom end of the fixing rod (201) is fixedly connected to an anchor rod (202); The soil-extracting assembly (3) comprises a rotating drum (301) fixedly connected to the output end of the second motor (408), and an electric telescopic rod (302) is fixedly connected to the inner wall of the top end of the rotating drum (301); The soil-taking assembly (3) further comprises a push rod (303) fixedly connected to the output end of the electric telescopic rod (302); a fixing sleeve (305) is fixedly connected to the outer wall of the bottom end of the rotating cylinder (301); and the bottom end of the push rod (303) passes through the inner wall of the top end of the fixing sleeve (305) and is fixedly connected to a piston (304); The soil-extracting assembly (3) further comprises a first soil-extracting half-cylinder (306) threadedly connected to the front inner wall of the fixed sleeve (305); a second soil-extracting half-cylinder (307) is provided at the front end of the first soil-extracting half-cylinder (306); the first soil-extracting half-cylinder (306) and the second soil-extracting half-cylinder (307) are symmetrical structures; the top end of the second soil-extracting half-cylinder (307) is rotatably connected to the rear inner wall of the fixed sleeve (305).

2. A layered soil sampling device for geological exploration according to claim 1, characterized in that: The transmission assembly (4) comprises a base (401) arranged above the fixing ring (1), and a first motor (402) is fixedly connected to the outer wall of the top right side of the base (401).

3. A layered soil sampling device for geological exploration according to claim 2, characterized in that: The transmission assembly (4) further comprises a screw rod (403) fixedly connected to the output end of the first motor (402), wherein the screw rod (403) passes through the bottom outer wall of the base (401) and is rotatably connected to the top outer wall of the fixing ring (1).

4. A layered soil sampling device for geological survey according to claim 3, characterized in that: The transmission assembly (4) further comprises a threaded sleeve (404) threadedly connected to the outer wall of the screw rod (403), and a fixed plate (405) is fixedly connected to the left end of the threaded sleeve (404).

5. A layered soil sampling device for geological survey according to claim 4, characterized in that: The transmission assembly (4) further comprises a sliding sleeve (406) fixedly connected to the outer wall of the left end of the base (401), and the inner wall of the sliding sleeve (406) is slidably connected to a sliding rod (407).

6. A layered soil sampling device for geological survey according to claim 5, characterized in that: The transmission assembly (4) further includes a second motor (408) fixedly connected to the outer wall of the bottom end of the fixed plate (405), the top end of the slide rod (407) is fixedly connected to the outer wall of the bottom end of the base (401), and the bottom end of the slide rod (407) is fixedly connected to the outer wall of the top end of the fixed ring (1).

7. The layered soil sampling device for geological exploration according to claim 1, characterized in that: The soil-extracting assembly (3) further comprises a drill bit (308) threadedly connected to the outer wall of the bottom end of the first soil-extracting half-cylinder (306), and the drill bit (308) is threadedly connected to the outer wall of the bottom end of the second soil-extracting half-cylinder (307).

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