CN214309573U

CN214309573U - Soil sampler

Info

Publication number: CN214309573U
Application number: CN202022987820.8U
Authority: CN
Inventors: 高婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-28
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to a soil sampler, which comprises a fixed frame, a ground grabbing component and a sampling component; the ground grabbing component comprises a ground grabbing screw rod, a first threaded pipe and a first driving piece, the bottom end of the ground grabbing screw rod penetrates through the fixed frame, the first threaded pipe is sleeved on the ground grabbing screw rod and is rotationally connected with the fixed frame, the first threaded pipe rotates along the axis direction of the first threaded pipe, and the first driving piece is connected with the first threaded pipe so as to drive the first threaded pipe to rotate; the sampling assembly comprises a sampling screw rod, a second threaded pipe and a second driving piece, the bottom end of the sampling screw rod penetrates through the fixing frame, the second threaded pipe is sleeved on the sampling screw rod and is rotatably connected with the fixing frame, the second threaded pipe rotates along the axis direction of the second threaded pipe, and the second driving piece is connected with the second threaded pipe so as to drive the second threaded pipe to rotate; the problem of current sampling device sampling in-process, need push down sampling device always, awkward is solved.

Description

Soil sampler

Technical Field

The utility model relates to a soil sampling device technical field especially relates to a soil sampling ware.

Background

At present, the general condition of the soil environment in China is great and the pollution in partial areas is serious, so that the scientific research on the soil is enhanced, and the pollution prevention and control by taking appropriate measures in time are very important for ensuring the safety of the ecological environment.

In order to facilitate the detection of soil, at present, the soil sampling device on the market needs to press down the whole device in the whole sampling process so that the sampling screw rod can stably transfer into the soil, however, in the above-mentioned sampling process, the sampling device needs to be pressed down all the time, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the above, a need exists for a soil sampler, which solves the problem of inconvenient use caused by the need to push down the sampling device during the sampling process of the conventional sampling device.

The utility model provides a soil sampler, which comprises a fixed frame, a ground grabbing component and a sampling component; the ground grabbing component comprises a ground grabbing screw rod, a first threaded pipe and a first driving piece, the bottom end of the ground grabbing screw rod penetrates through the fixed frame, the first threaded pipe is sleeved on the ground grabbing screw rod and is rotationally connected with the fixed frame, the first threaded pipe rotates along the axis direction of the first threaded pipe, and the first driving piece is connected with the first threaded pipe so as to drive the first threaded pipe to rotate; the sampling assembly comprises a sampling screw rod, a second threaded pipe and a second driving piece, the bottom end of the sampling screw rod penetrates through the fixing frame, the second threaded pipe is sleeved on the sampling screw rod, the second threaded pipe is rotatably connected with the fixing frame, the second threaded pipe rotates along the axis direction of the second threaded pipe, and the second driving piece is connected with the second threaded pipe to drive the second threaded pipe to rotate.

Further, the ground grabbing screw and the sampling screw are arranged in the vertical direction.

Further, the mount includes base, backup pad, roof and two connecting pieces, the base the backup pad the roof arranges in proper order from bottom to top, the base with via one of them between the backup pad the connecting piece is connected, the backup pad with via another between the roof the connecting piece is connected, one side of first screwed pipe with the base rotates to be connected, the opposite side of first screwed pipe with the backup pad rotates to be connected, one side of second screwed pipe with the backup pad rotates to be connected, the opposite side of second screwed pipe with the roof rotates to be connected.

Furthermore, the connecting piece includes a plurality of connecting rods, and is a plurality of the connecting rod is evenly arranged along circumference, the one end of connecting rod with backup pad fixed connection, the other end of connecting rod with base and/or roof fixed connection.

Furthermore, the ground grabbing component further comprises two first sliding rod groups, the two first sliding rod groups are respectively located at the top and the bottom of the first threaded pipe, each first sliding rod group comprises a plurality of first sliding rods, the first sliding rods are evenly distributed along the circumferential direction of the first threaded pipe, one end of each first sliding rod is fixedly connected with the threaded pipe, and the other end of each first sliding rod is connected with a sliding groove formed in the fixed frame in a sliding mode.

Furthermore, the sampling assembly further comprises two second sliding rod groups, the two second sliding rod groups are respectively located at the top and the bottom of the second threaded pipe, each second sliding rod group comprises a plurality of second sliding rods, the second sliding rods are evenly distributed along the circumferential direction of the second threaded pipe, one end of each second sliding rod is fixedly connected with the threaded pipe, and the other end of each second sliding rod is connected with a sliding groove arranged on the fixing frame in a sliding mode.

Furthermore, the quantity of grabbing ground subassembly is a plurality of, and is a plurality of grab ground subassembly and evenly arrange along circumference, and is a plurality of grab ground subassembly sharing one first driving piece, first driving piece includes first motor, first pivot, gyro wheel and belt, first motor install in on the mount, the output shaft of first motor with first pivot fixed connection, the gyro wheel cover is located in the first pivot, the gyro wheel via the belt with a plurality of first screwed pipe transmission is connected for drive a plurality of first screwed pipe synchronous rotation.

Furthermore, the second driving part comprises a second motor, a second rotating shaft and a gear, the second motor is installed on the fixing frame, an output shaft of the second motor is fixedly connected with the second rotating shaft, the gear is sleeved on the second rotating shaft, and the gear is meshed with teeth arranged on the outer wall of the second threaded pipe to drive the second threaded pipe to rotate.

Compared with the prior art, grab the ground subassembly through the setting, before the sampling, push down the mount, open first driving piece, through first screwed pipe, make and grab the ground screw rod and bore into soil, close first driving piece, whole sample thief firmly grasps subaerial, during the sampling, need not to push down the mount, through the sample screw rod, second screwed pipe and second driving piece, realize the process of whole sample, because the sample screw rod is usually longer, and grab the ground screw rod and compare the end for the sample screw rod, so can reduce the push down time among the sampling process greatly, it is more convenient to make whole sampling process.

Drawings

FIG. 1 is a schematic view of the whole structure of the present embodiment of the soil sampler provided in the present invention;

FIG. 2 is a schematic structural diagram of the first driving member of the present embodiment of the soil sampler provided in the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 of a soil sampler provided by the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

As shown in fig. 1, the soil sampler of the present embodiment includes a fixing frame 100, a ground grasping assembly 200 and a sampling assembly 300, wherein the ground grasping assembly 200 and the sampling assembly 300 are connected to the fixing frame 100, the ground grasping assembly 200 is used for firmly grasping the whole device on the ground, and the sampling assembly 300 is used for sampling soil, which will be described in more detail below.

The ground grabbing assembly 200 in this embodiment includes a ground grabbing screw 210, a first threaded pipe 220 and a first driving member 240, wherein the bottom end of the ground grabbing screw 210 passes through the fixing frame 100, the first threaded pipe 220 is sleeved on the ground grabbing screw 210, the first threaded pipe 220 is rotatably connected with the fixing frame 100, the first threaded pipe 220 rotates along the axial direction thereof, and the first driving member 240 is connected with the first threaded pipe 220 so as to drive the first threaded pipe 220 to rotate.

The ground grabbing screw 210 in this embodiment is arranged in the vertical direction, and along with the rotation of the ground grabbing screw 210, the ground grabbing screw 210 can move downwards and extend into the soil, and after reaching a certain depth, the ground grabbing screw 210 stops rotating, that is, the whole device realizes the ground grabbing function.

In this embodiment, the first threaded pipe 220 is rotatably connected to the fixing frame 100, a threaded hole is formed in an inner wall of the first threaded pipe 220, and the ground-grasping screw 210 is driven to rotate by the rotation of the first threaded pipe 220 through the threaded connection between the first threaded pipe 220 and the ground-grasping screw 210.

In order to realize the rotation function of the first threaded pipe 220 and the fixed frame 100, the ground grabbing assembly 200 in this embodiment further includes two first sliding rod 230 groups, the two first sliding rod 230 groups are respectively located at the top and the bottom of the first threaded pipe 220, each first sliding rod 230 group includes a plurality of first sliding rods 230, the plurality of first sliding rods 230 are uniformly arranged along the circumferential direction of the first threaded pipe 220, one end of each first sliding rod 230 is fixedly connected with the threaded pipe, and the other end of each first sliding rod 230 is slidably connected with a sliding groove 121 formed in the fixed frame 100.

Preferably, the number of the ground grabbing assemblies 200 is multiple, as shown in fig. 2, the multiple ground grabbing assemblies 200 are uniformly arranged along the circumferential direction, the multiple ground grabbing assemblies 200 share one first driving member 240, the first driving member 240 includes a first motor 241, a first rotating shaft 242, a roller 243 and a belt 244, the first motor 241 is mounted on the fixing frame 100, an output shaft of the first motor 241 is fixedly connected with the first rotating shaft 242, the roller 243 is sleeved on the first rotating shaft 242, and the roller 243 is in transmission connection with the multiple first threaded pipes 220 through the belt 244 to drive the multiple first threaded pipes 220 to synchronously rotate.

The sampling assembly 300 in this embodiment includes a sampling screw 310, a second threaded pipe 320 and a second driving member 340, wherein the bottom end of the sampling screw 310 passes through the fixing frame 100, the second threaded pipe 320 is sleeved on the sampling screw 310, the second threaded pipe 320 is rotatably connected with the fixing frame 100, the second threaded pipe 320 rotates along the axial direction thereof, and the second driving member 340 is connected with the second threaded pipe 320 to drive the second threaded pipe 320 to rotate.

The sampling screw 310 in this embodiment is all along vertical direction setting, along with the rotation of sampling screw 310, sampling screw 310 can downstream, and stretch into to earth, after certain degree of depth, sampling screw 310 reverse rotation, until leaving soil, can take earth to the thread groove on the outer wall of sampling screw 310, thereby reach the purpose of sample, it can be understood that sampling screw 310 is the structure that can sample soil that technical personnel in the field can think of, here, do not do too much explanation.

In this embodiment, the second threaded pipe 320 is rotatably connected to the fixing frame 100, a threaded hole is formed in an inner wall of the second threaded pipe 320, and the sampling screw 310 is driven to rotate by the rotation of the second threaded pipe 320 through the threaded connection between the second threaded pipe 320 and the sampling screw 310.

In order to realize the above-mentioned rotation function of the first threaded pipe 220 and the fixed frame 100, the sampling assembly 300 in this embodiment further includes two second sliding rod 330 sets, the two second sliding rod 330 sets are respectively located at the top and the bottom of the second threaded pipe 320, each second sliding rod 330 set includes a plurality of second sliding rods 330, the plurality of second sliding rods 330 are uniformly arranged along the circumference of the second threaded pipe 320, one end of the second sliding rod 330 is fixedly connected with the threaded pipe, and the other end of the second sliding rod 330 is slidably connected with the sliding groove 121 formed in the fixed frame 100, as shown in fig. 3.

The second driving member 340 in this embodiment includes a second motor 341, a second rotating shaft 342, and a gear 343, the second motor 341 is installed on the fixing frame 100, an output shaft of the second motor 341 is fixedly connected to the second rotating shaft 342, the gear 343 is sleeved on the second rotating shaft 342, and the gear 343 is engaged with teeth formed on an outer wall of the second threaded pipe 320 to drive the second threaded pipe 320 to rotate.

It should be understood that the length of the sampling screw 310 is much shorter than that of the sampling screw, and generally, the length of the sampling screw 310 is set to 15-20 cm.

The fixing frame 100 in this embodiment includes a base 110, a supporting plate 120, a top plate 130 and two connecting members 140, the base 110, the supporting plate 120 and the top plate 130 are sequentially arranged from bottom to top, the base 110 is connected with the supporting plate 120 via one of the connecting members 140, the supporting plate 120 is connected with the top plate 130 via the other connecting member 140, one side of a first threaded pipe 220 is rotatably connected with the base 110, the other side of the first threaded pipe 220 is rotatably connected with the supporting plate 120, one side of a second threaded pipe 320 is rotatably connected with the supporting plate 120, and the other side of the second threaded pipe 320 is rotatably connected with the top plate 130.

The connecting member 140 includes a plurality of connecting rods, the connecting rods are uniformly arranged along the circumferential direction, one end of each connecting rod is fixedly connected to the supporting plate 120, and the other end of each connecting rod is fixedly connected to the base 110 and/or the top plate 130.

The working process is as follows: the sampler is placed on the soil to be sampled, the base 110 is attached to the ground, the sampler is pressed down, the first motor 241 is started, the roller 243 is driven to rotate by the first rotating shaft 242, under the driving action of the belt 244, the plurality of first threaded pipes 220 are driven to synchronously rotate, and under the threaded connection action of the first threaded pipes 220 and the ground grabbing screws 210, the plurality of ground grabbing screws 210 downwards rotate until the ground is drilled into the soil to a certain depth, the first motor 241 is turned off, the sampler does not need to be pressed down at this time, the second motor 341 is turned on to drive the gear 343 on the second rotating shaft 342 to rotate, under the action of the gear 343 and the tooth engagement of the outer wall of the second threaded pipe 320, the second threaded pipe 320 is driven to rotate, under the threaded connection effect of the second threaded pipe 320 and the sampling screw 310, the sampling screw 310 drills into the soil to a certain depth and then moves back to be separated from the soil, and the sampling process is completed.

Compared with the prior art: through setting up and grabbing ground subassembly 200, before the sampling, push down mount 100, open first driving piece 240, through first screwed pipe 220, make and grab ground screw 210 and bore into soil, close first driving piece 240, whole sample thief firmly grasps subaerial, during the sampling, need not to push down mount 100, through sampling screw 310, second screwed pipe 320 and second driving piece 340, realize the process of whole sample, because sampling screw 310 is usually longer, and grab ground screw 210 and compare the end for sampling screw 310, so can reduce the time of pushing down in the sampling process greatly, make whole sampling process more convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A soil sampler is characterized by comprising a fixed frame, a ground grabbing component and a sampling component;

the ground grabbing component comprises a ground grabbing screw rod, a first threaded pipe and a first driving piece, the bottom end of the ground grabbing screw rod penetrates through the fixed frame, the first threaded pipe is sleeved on the ground grabbing screw rod and is rotationally connected with the fixed frame, the first threaded pipe rotates along the axis direction of the first threaded pipe, and the first driving piece is connected with the first threaded pipe so as to drive the first threaded pipe to rotate;

the sampling assembly comprises a sampling screw rod, a second threaded pipe and a second driving piece, the bottom end of the sampling screw rod penetrates through the fixing frame, the second threaded pipe is sleeved on the sampling screw rod, the second threaded pipe is rotatably connected with the fixing frame, the second threaded pipe rotates along the axis direction of the second threaded pipe, and the second driving piece is connected with the second threaded pipe to drive the second threaded pipe to rotate.

2. The soil sampler of claim 1, wherein the ground-grasping screw and the sampling screw are both disposed in a vertical direction.

3. The soil sampler of claim 1, wherein the fixing frame comprises a base, a support plate, a top plate and two connecting pieces, the base, the support plate and the top plate are sequentially arranged from bottom to top, the base is connected with the support plate through one of the connecting pieces, the support plate is connected with the top plate through the other connecting piece, one side of the first threaded pipe is rotatably connected with the base, the other side of the first threaded pipe is rotatably connected with the support plate, one side of the second threaded pipe is rotatably connected with the support plate, and the other side of the second threaded pipe is rotatably connected with the top plate.

4. The soil sampler of claim 3, wherein the connecting member comprises a plurality of connecting rods, the connecting rods are uniformly arranged along the circumferential direction, one end of each connecting rod is fixedly connected with the supporting plate, and the other end of each connecting rod is fixedly connected with the base and/or the top plate.

5. The soil sampler of claim 1, wherein the ground grabbing component further comprises two first sliding rod groups, the two first sliding rod groups are respectively located at the top and the bottom of the first threaded pipe, each first sliding rod group comprises a plurality of first sliding rods, the first sliding rods are evenly distributed along the circumferential direction of the first threaded pipe, one end of each first sliding rod is fixedly connected with the threaded pipe, and the other end of each first sliding rod is slidably connected with a sliding groove formed in the fixed frame.

6. The soil sampler of claim 1, wherein the sampling assembly further comprises two second slide bar groups, the two second slide bar groups are respectively located at the top and the bottom of the second threaded pipe, each second slide bar group comprises a plurality of second slide bars, the plurality of second slide bars are uniformly arranged along the circumferential direction of the second threaded pipe, one end of each second slide bar is fixedly connected with the threaded pipe, and the other end of each second slide bar is slidably connected with a sliding groove formed in the fixed frame.

7. The soil sampler of claim 1, wherein the number of the ground grabbing components is plural, the plural ground grabbing components are uniformly arranged along the circumferential direction, the plural ground grabbing components share one first driving member, the first driving member includes a first motor, a first rotating shaft, a roller and a belt, the first motor is mounted on the fixing frame, an output shaft of the first motor is fixedly connected with the first rotating shaft, the roller is sleeved on the first rotating shaft, and the roller is in transmission connection with the plural first threaded pipes through the belt to drive the plural first threaded pipes to synchronously rotate.

8. The soil sampler of claim 1, wherein the second driving member includes a second motor, a second shaft and a gear, the second motor is mounted on the fixing frame, an output shaft of the second motor is fixedly connected to the second shaft, the gear is sleeved on the second shaft, and the gear is engaged with teeth formed on an outer wall of the second threaded pipe to drive the second threaded pipe to rotate.