CN220104537U

CN220104537U - Soil sampling device

Info

Publication number: CN220104537U
Application number: CN202321166558.8U
Authority: CN
Inventors: 信绍广; 马宗勇; 申艳英
Original assignee: Xinxing Ductile Iron Pipes Co Ltd
Current assignee: Xinxing Ductile Iron Pipes Co Ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-11-28
Anticipated expiration: 2033-05-15

Abstract

The utility model provides a soil sampling device, which comprises a handle and a sampling tube which are vertically arranged, and also comprises a discharging piece which is detachably connected with the sampling tube, wherein the sampling tube comprises a connecting part and an inserting part which are arranged from top to bottom, the connecting part is connected to the bottom of the handle, the bottom of the inserting part is provided with an inserting end which is obliquely arranged along the up-down direction, the side wall of the inserting part is provided with a discharging opening, and the discharging piece is in plug-in fit with the discharging opening. The utility model provides a soil sampling device, which aims to solve the problem that soil is blocked in a sampling tube and is not easy to take out after sampling when soil is too dry or has high viscosity in the prior art.

Description

Soil sampling device

Technical Field

The utility model belongs to the technical field of soil sampling, and particularly relates to a soil sampling device.

Background

Soil sampling refers to a method for collecting soil samples, which comprises a sampling layout and sampling technology, a profile soil sample is collected, a soil sampler is needed for soil sampling, and the soil sampler is an important basic tool for agricultural scientific researches such as soil measurement formula, soil cultivation quality improvement, pollution soil treatment and the like, and the scientificity of the soil sampling can directly influence the accuracy of research results such as soil structure analysis, soil internal substance distribution and the like.

The universal sampler in the market mainly comprises a T-shaped sampler for sampling hard soil and a linear sampler for sampling dilute mud. Wherein, T type sampler includes handle and the sampling tube that sets up perpendicularly, and the bottom of sampling tube has the pointed end of slope, and pointed end and inside intercommunication. When the sampler is used, the sampling tube of the sampler is required to be vertically downwards, the tip is inserted into soil, the handles are held by two hands to rotate back and forth, simultaneously, the sampler is downwards pulled out until the tip is inserted into soil with a specified depth, the outlet (the end with the handle) faces the sample substitution inlet, and the soil sample slides out after being pressed down at the soil-entering end by an index finger; when the soil is too dry or has high viscosity, the soil is easy to be blocked in the sampling tube and is not easy to be taken out.

Disclosure of Invention

The utility model aims to provide a soil sampling device, which aims to solve the problem that soil is blocked in a sampling tube and is not easy to take out after sampling when soil is too dry or has high viscosity in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a soil sampling device, including handle and the sampling tube that sets up perpendicularly, still include with the unloading piece that sampling tube can dismantle the connection, the sampling tube includes connecting portion and the insert portion that from top to bottom set up, connecting portion connect in the bottom of handle, the bottom of insert portion has the insertion end that sets up along the slope of upper and lower direction, the discharge opening has been seted up to the lateral wall of insert portion, unloading piece with the cooperation of pegging graft of discharge opening.

In one possible implementation manner, the connecting part comprises a plurality of detachably connected connecting pipe bodies, the connecting pipe bodies at the top are in threaded connection with the handle, and the connecting pipe bodies at the bottom are in threaded connection with the inserting part.

In one possible implementation manner, an internal thread is provided at one end of the connecting pipe body, an external thread is provided at the other end of the connecting pipe body, and the internal thread of the connecting pipe body is adapted to the external thread of the adjacent connecting pipe body, so that the two adjacent connecting pipe bodies are in threaded connection.

In one possible implementation manner, the connecting pipe body comprises a main body and an inward shrinking body with the outer diameter smaller than that of the main body, and the inward shrinking body is in plug-in fit with the adjacent main body.

In one possible implementation manner, the inner shrinking body is provided with a slot along the axial direction, the slot radially penetrates through the inner shrinking body, the slot is axially communicated with the end part of the inner shrinking body, the inner peripheral surface of the main body is provided with an inserting block matched with the slot, and the slot is in inserting fit with the inserting block.

In one possible implementation manner, the slot is further provided with a protruding limit groove body, and the insert block is provided with a limit bump matched with the limit groove body.

In one possible implementation, the handle includes a connecting member and a plurality of driving members radially connected to an outer circumferential surface of the connecting member, and the connecting member is connected to the connecting portion.

In one possible implementation manner, the connecting piece comprises a circular fixing plate and a mounting tube arranged at the bottom of the fixing plate, a plurality of driving pieces are connected to the fixing plate, and the mounting tube is connected with the sampling tube.

In one possible implementation, the discharge member comprises a vertically arranged plug member and a hammering member, the plug member is in plug-in fit with the discharge opening, and the hammering member extends along the radial direction of the sampling tube.

In one possible implementation, the outer peripheral surface of the insertion portion is provided with a spiral piece in the up-down direction.

The soil sampling device provided by the utility model has the beneficial effects that: compared with the prior art, the soil sampling device has the advantages that the sampling tube is vertically inserted into the soil when sampling is performed, the sampling tube can penetrate into the soil layer by rotating the handle, and the inclined insertion end is convenient to penetrate into the soil. After the sampling is completed, the discharging piece is inserted into the discharging opening, a downward force can be applied to the sample in the inserting portion when the discharging piece is inserted into the discharging opening, so that the sample part moves downwards, and the hammering piece can be adopted to impact the discharging piece, so that the sample can be discharged out of the inserting portion under the action of the impact force. Compared with the prior art, the scheme of the utility model has the advantages that compared with the mode of directly pushing down the sample by hand or hammering the handle to promote the discharge of the sample, the discharging part is closer to the insertion end, the forced discharge of the sample is convenient, the damage to the handle and the sampling tube caused by directly beating the handle is avoided, and the service life of the device is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a soil sampling apparatus according to an embodiment of the present utility model;

FIG. 2 is a top view of a handle used in accordance with one embodiment of the present utility model;

FIG. 3 is a front view of a handle used in accordance with one embodiment of the present utility model;

FIG. 4 is a front view of a connecting pipe body according to a second embodiment of the present utility model;

FIG. 5 is a front view of a connecting pipe body according to a third embodiment of the present utility model;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

FIG. 7 is a front view of a discharge member according to a fourth embodiment of the present utility model;

fig. 8 is a front view of an insertion portion employed in the fifth embodiment of the present utility model.

In the figure:

1. a handle; 101. a connecting piece; 1011. a fixing plate; 1012. installing a pipe; 102. a driving member;

2. a sampling tube; 201. a connection part; 2011. a connection pipe body; 2011-1, external threads; 2012. an inner shrinking body; 2013. a main body; 2014. a slot; 2015. a limit groove body; 2016. inserting blocks; 2017. a limit bump; 202. an insertion section; 2021. a discharge port; 2022. an insertion end; 2023. a spiral sheet;

3. a discharge member; 301. a hammer; 302. a plug-in component.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the claims, specification and drawings hereof, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used for distinguishing between different objects and not for describing a particular sequential order. Unless otherwise indicated, the terms of orientation or position such as "vertical," "clockwise," "counterclockwise," and the like refer to an orientation or positional relationship based on the orientation and positional relationship shown in the drawings and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, nor should it be construed as limiting the specific scope of protection of the present utility model. In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, the term "fixedly connected" or "fixedly connected" should be construed broadly, i.e. any connection between them without a displacement relationship or a relative rotation relationship, that is to say includes non-detachably fixedly connected, integrally connected and fixedly connected by other means or elements. In the claims, specification and drawings of the present utility model, the terms "comprising," having, "and variations thereof as used herein, are intended to be" including but not limited to.

Referring to fig. 1 to 8, a soil sampling apparatus according to the present utility model will be described. Soil sampling device, including handle 1 and sampling tube 2 that set up perpendicularly, still include with sampling tube 2 can dismantle the discharge member 3 of being connected, sampling tube 2 includes connecting portion 201 and the insert portion 202 that set up from top to bottom, connecting portion 201 connect in the bottom of handle 1, insert portion 202's bottom has along the tip 2022 that the upper and lower direction slope set up, discharge opening 2021 has been seted up to insert portion 202's lateral wall, discharge member 3 and discharge opening 2021 grafting cooperation.

Compared with the prior art, the soil sampling device provided by the utility model has the advantages that the sampling tube 2 is vertically inserted into the soil when sampling is performed, the handle 1 is rotated to enable the sampling tube 2 to penetrate into the soil, and the inclined insertion end 2022 is convenient to penetrate into the soil. After sampling is completed, the discharging member 3 is inserted into the discharging opening 2021, a downward force can be applied to the sample in the insertion portion 202 when the discharging member 3 is inserted into the discharging opening 2021, so that the sample portion moves downward, and the hammering member 301 can be used to strike the discharging member 3, so that the sample is discharged from the insertion portion 202 under the action of the striking force. Compared with the prior art that the sample is directly pressed down by hands or the sample is pumped down by hammering the handle 1 to promote the discharge of the sample, the scheme of the utility model not only ensures that the discharging piece 3 is closer to the insertion end 2022 and facilitates the forced discharge of the sample, but also avoids the damage to the handle 1 and the sampling tube 2 caused by directly beating the handle 1, and prolongs the service life of the device.

In some embodiments, referring to fig. 1 and 4, the connecting portion 201 includes a plurality of connecting tubes 2011 detachably connected, the connecting tube 2011 at the top is screwed with the handle 1, and the connecting tube 2011 at the bottom is screwed with the insertion portion 202.

According to different sampling demands, soil layers with different soil depths need to be sampled. According to the scheme in the embodiment, the length of the connecting portion 201 can be adjusted according to the depth of the soil layer in the soil, and after connecting a proper number of connecting pipes 2011 in sequence, the connecting pipes are respectively connected with the handle 1 and the inserting portion 202, and then sampling is performed. By adopting the structure in the embodiment, not only the deep layer of the soil can be sampled, but also the increase of the weight of the whole device caused by the overlarge length of the connecting part 201 when the shallow layer of the soil is sampled is avoided, thereby increasing the difficult sampling path. In addition, soil sampling is generally in field operation, and the scheme in this embodiment is compared in the fixed length of sampling tube 2 among the prior art, can dismantle the separation with a plurality of connecting pipe bodies 2011 when accomodating, is connecting gradually when using, more conveniently carries.

In some embodiments, referring to fig. 4, one end of the connecting pipe 2011 is provided with an internal thread, the other end is provided with an external thread 2011-1, and the internal thread of the connecting pipe 2011 is matched with the external thread 2011-1 of the adjacent connecting pipe 2011, so that the two adjacent connecting pipes 2011 are in threaded connection.

The internal thread is connected with the external thread 2011-1 of the adjacent connecting pipe body 2011, thereby realizing the connection of the adjacent two connecting pipe bodies 2011. After the sampling is completed, the connecting pipe 2011 can be conveniently detached. The scheme in this embodiment can be fast convenient realize the connection of a plurality of connecting pipe bodies 2011, and threaded connection's mode is spacing to two connecting pipe bodies 2011 in the axis moreover, can not lead to adjacent two connecting pipe bodies 2011 separation when extracting sampling tube 2, and stability is better. In addition, the solution in this embodiment does not have a protruding portion in the radial direction of the connecting pipe 2011, and does not increase the resistance at the time of sampling.

In some embodiments, referring to fig. 5, the connecting pipe 2011 includes a main body 2013 and an inner shrinkage 2012 having an outer diameter smaller than the main body 2013, wherein the inner shrinkage 2012 is in plug-fit with an adjacent main body 2013.

The inner shrinkage body 2012 is in plug connection with the adjacent main body 2013, the connection of the two connecting pipe bodies 2011 is realized in a plug connection mode, the two adjacent connecting pipe bodies 2011 are connected by virtue of friction force between the inner shrinkage body 2012 and the main body 2013, the external connecting piece 101 is not needed, and the assembly and the disassembly are more convenient.

In some embodiments, referring to fig. 5 to 6, an insert groove 2014 is formed in the inner shrinkage body 2012 along the axial direction, the insert groove 2014 penetrates the inner shrinkage body 2012 in the radial direction, the insert groove 2014 is axially communicated with the end of the inner shrinkage body 2012, an insert block 2016 adapted to the insert groove 2014 is disposed on the inner circumferential surface of the main body 2013, and the insert groove 2014 is in plug-in fit with the insert block 2016.

The socket 2014 is in plug-in fit with the plug 2016, the mutually connected shrink bodies 2012 and the main body 2013 are connected in the circumferential direction, and meanwhile friction force between the socket 2014 and the plug 2016 increases friction force between the shrink bodies 2012 and the main body 2013, so that connection between two adjacent connecting pipes 2011 is more stable.

In some embodiments, referring to fig. 5 to 6, the slot 2014 is further provided with a protruding limit groove 2015, and the insert 2016 is provided with a limit protrusion 2017 adapted to the limit groove 2015.

After the inward shrinkage body 2012 is spliced with the adjacent main body 2013, the limit groove 2015 is spliced with the limit projection 2017, and the limit groove 2015 is outwards protruded from the slot 2014, so that the inward shrinkage body 2012 and the adjacent main body 2013 are limited in the axial direction after the limit groove 2015 is spliced with the limit projection 2017, the slot 2014 is prevented from sliding along the plug 2016 to realize separation, and the stability of connection is further improved.

In some embodiments, referring to fig. 2 to 3, the handle 1 includes a connecting member 101 and a plurality of driving members 102 radially connected to an outer circumferential surface of the connecting member 101, and the connecting member 101 is connected to the connecting portion 201.

The plurality of driving members 102 are radially connected to the outer circumferential surface of the connecting member 101, and the driving members 102 can be held by hand and rotated during sampling, so that the insertion portion 202 can be inserted into the soil deep layer by rotation. Compared with the arrangement of the handle 1 of the linear rod-shaped member in the prior art, the solution in this embodiment can increase the contact area between the sampling tube 2 and the connector 101, and increase the stability of connection.

In some embodiments, referring to fig. 3, the connection member 101 includes a circular fixing plate 1011 and a mounting tube 1012 provided at the bottom of the fixing plate 1011, and the plurality of driving members 102 are connected to the fixing plate 1011, and the mounting tube 1012 is connected to the sampling tube 2.

The mounting tube 1012 is connected with the sampling tube 2, and the sampling tube 2 can be inserted into the mounting tube 1012, so that the whole outer peripheral surface of the sampling tube 2 is contacted with the mounting tube 1012, the contact area is increased, and compared with the connection of the end part of the sampling tube 2 with the fixing plate 1011, the stability is better.

Optionally, the mounting tube 1012 is threadably coupled to the sampling tube 2.

In some embodiments, referring to fig. 7, the discharge member 3 comprises a vertically arranged plug member 302 and a hammering member 301, wherein the plug member 302 is in plug-in engagement with the discharge opening 2021, and the hammering member 301 extends in the radial direction of the sampling tube 2.

The plug 302 is inserted into the insertion portion 202 through the discharge opening 2021, and the hammer 301 extends radially outwardly of the insertion portion 202. After the sampling is completed, the sampling tube 2 is pulled up, the plug 302 is connected to the insertion portion 202, and then the hammering piece 301 is hit, so that the sample can be discharged from the insertion portion 202 by the hitting force.

In some embodiments, referring to fig. 8, the outer peripheral surface of the insertion portion 202 is provided with a spiral piece 2023 along the up-down direction.

The screw piece 2023 is provided on the outer peripheral surface of the insertion portion 202, the handle 1 is rotatable when the insertion portion 202 is inserted into the soil, the sampling tube 2 is inserted into the soil as the handle 1 is rotated, and the screw piece 2023 can discharge the soil from above as the insertion portion 202 is screwed in, thereby reducing the resistance of the insertion portion 202.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. Soil sampling device, its characterized in that, including handle and the sampling tube that sets up perpendicularly, still include with the unloading piece that sampling tube can dismantle the connection, the sampling tube includes connecting portion and the insert portion that from top to bottom set up, connecting portion connect in the bottom of handle, the bottom of insert portion has the insertion end that sets up along the slope of upper and lower direction, the discharge opening has been seted up to the lateral wall of insert portion, unloading piece with the cooperation of pegging graft of discharge opening.

2. The soil sampling apparatus according to claim 1, wherein the connection portion comprises a plurality of connection pipes detachably connected, the connection pipe at the top is screw-connected with the handle, and the connection pipe at the bottom is screw-connected with the insertion portion.

3. The soil sampling apparatus according to claim 2, wherein one end of the connecting pipe body is provided with an internal thread, and the other end is provided with an external thread, and the internal thread of the connecting pipe body is adapted to the external thread of the adjacent connecting pipe body, so that the adjacent two connecting pipe bodies are in threaded connection.

4. The soil sampling apparatus according to claim 2, wherein the connecting tube body comprises a main body and an invaginated body having an outer diameter smaller than the main body, the invaginated body being in mating engagement with an adjacent main body.

5. The soil sampling device according to claim 4, wherein the inward shrinking body is provided with a slot along the axial direction, the slot penetrates through the inward shrinking body in the radial direction, the slot is communicated with the end part of the inward shrinking body in the axial direction, the inner circumferential surface of the main body is provided with an inserting block matched with the slot, and the slot is in inserting fit with the inserting block.

6. The soil sampling apparatus according to claim 5, wherein the slot is further provided with a protruding limit groove body, and the insert block is provided with a limit bump adapted to the limit groove body.

7. The soil sampling apparatus according to claim 1, wherein the handle comprises a connecting member and a plurality of driving members radially connected to an outer circumferential surface of the connecting member, the connecting member being connected to the connecting portion.

8. The soil sampling device according to claim 7, wherein said connector comprises a circular fixing plate and a mounting tube provided at the bottom of said fixing plate, a plurality of said driving members being connected to said fixing plate, said mounting tube being connected to said sampling tube.

9. The soil sampling device of claim 1, wherein the discharge member comprises a vertically disposed plug member and a hammering member, the plug member being in plug engagement with the discharge opening, the hammering member extending radially of the sampling tube.

10. The soil sampling apparatus according to claim 1, wherein the outer peripheral surface of the insertion portion is provided with a spiral piece in the up-down direction.