1. A field geological training sampling device, characterized in that the device comprises:

a sampling barrel for drilling soil;

the driving box is used for driving the sampling cylinder to rotate;

the frame holding mechanism is arranged on the driving box; and

a cutting mechanism;

the cutoff mechanism includes:

the pressurizing pipeline is arranged in the sampling cylinder shell;

the pressurizing hole is used for communicating the inner cavity of the sampling tube with the pressurizing pipeline, the pressurizing hole is positioned at the opening end of the sampling tube, and the opening of the pressurizing hole faces to the direction vertical to the inner wall of the sampling tube;

a high pressure water supply assembly for providing a flow of water having a high pressure to the pressurization conduit; and

and the closing control assembly is used for controlling whether the pressurization pipeline is communicated with the high-pressure water supply assembly or not.

2. The field geological training sampling device of claim 1, wherein the high pressure water supply assembly comprises:

the water storage tank is arranged on the driving box and used for providing high-pressure water flow for the pressurization pipeline;

a water suction pump is arranged in the water storage tank and is controlled to operate through a control button group arranged on the driving box; and

the connecting pipe, the connecting pipe is used for connecting the suction pump with the pressure boost pipeline.

3. The field geological training sampling device of claim 1, wherein the closure control assembly comprises:

the sliding plate is attached to the inner wall of the sampling tube and slides;

one end of the limiting rope is fixed with the sliding plate, and the other end of the limiting rope is fixed with the inner wall of the sampling tube at the end far away from the pressurizing hole;

the water passing cavity is used for communicating the pressurization pipeline and the high-pressure water supply assembly; and

the execution module is arranged on the sampling cylinder and is used for controlling whether the water passing cavity is communicated or not;

the cavity between the sampling tube and the sliding plate is a driving cavity, and the execution module drives the sampling tube to execute actions through pressure changes of the driving cavity.

4. The field geological training sampling device of claim 3, wherein the execution module comprises:

the cutting plate is connected with the sampling cylinder in a sliding mode, and one end of the cutting plate extends into the sampling cylinder;

the limiting unit is fixed at one end of the cut-off plate extending into the sampling cylinder and used for driving the cut-off plate to move; and

the elastic extrusion unit is arranged at one end, far away from the limiting unit, of the cut-off plate and is used for elastically supporting the cut-off plate;

the cutting plate is provided with a communicating groove at the position of the inner cavity of the sampling tube.

5. The field geological training sampling device of claim 4, wherein the limiting unit comprises:

the limiting shell is fixed on the inner wall of the sampling tube; and

the limiting plate is fixedly connected with the cutoff plate;

the limiting shell is provided with an empty groove and a reducing groove communicated with the empty groove, the reducing groove is communicated with the inner cavity of the sampling tube, the maximum inner diameter of the reducing groove is not larger than the inner diameter of the empty groove, and the inner wall of the reducing groove is attached to the limiting plate.

6. The field geological training sampling device of claim 4, wherein the elastic compression unit comprises:

the extension sleeve is fixed on the outer wall of the sampling cylinder;

the sliding groove is arranged on the extension sleeve and is in sliding connection with the cut-off plate; and

the elastic piece, the elastic piece set up in the spout, elastic piece one end with it is fixed to cut the board, the elastic piece other end with the spout bottom is fixed.

7. The field geological practice sampling device of claim 1, wherein the scaffolding mechanism comprises:

the holding rods are fixed on two sides of the driving box;

the connecting block is fixedly connected with one end, far away from the driving box, of the supporting rod; and

and one end of the stabilizing rod, which is far away from the connecting block, is conical.

8. The field geological practice sampling device of claim 7, wherein the handrail is sleeved with an anti-slip sleeve.

9. The field geological practice sampling device of claim 7, wherein a first protective sleeve is nested outside the sampling cylinder, and a second protective sleeve is nested outside the handrail.

10. The field geological practice sampling device of claim 1, wherein the end surface of the open end of the sampling tube is tapered.

Background

Most basic equipment needs to be developed in the field, the field geology needs to be analyzed at the moment, and often students sample soil in the field and then bring the soil back to a laboratory for analysis.

At present, current open-air geology practice sampling device includes the sampler barrel and bores native mechanism, drives the sampler barrel rotation through boring native mechanism and with soil collection, accomplishes the sample operation, and the sample is convenient fast, can accurate collection sample soil.

However, the above device has a drawback that when the soil is drilled, if the soil is too deep, the soil is extruded into the sampling cylinder because the sampling cylinder is cylindrical when the soil is drilled to the deep depth of the soil; in addition, if the length of the sampling cylinder is lengthened, the problem that the complete soil cannot be taken out can be caused.

Disclosure of Invention

The embodiment of the invention aims to provide a field geological training sampling device, and aims to solve the problem that the existing field geological training sampling device cannot well bring out soil when facing the deeper position of the soil.

The embodiment of the invention is realized in such a way that the field geological practice sampling device comprises:

a sampling barrel for drilling soil;

the driving box is used for driving the sampling cylinder to rotate;

the frame holding mechanism is arranged on the driving box; and

a cutting mechanism;

the cutoff mechanism includes:

the pressurizing pipeline is arranged in the sampling cylinder shell;

the pressurizing hole is used for communicating the inner cavity of the sampling tube with the pressurizing pipeline, the pressurizing hole is positioned at the opening end of the sampling tube, and the opening of the pressurizing hole faces to the direction vertical to the inner wall of the sampling tube;

a high pressure water supply assembly for providing a flow of water having a high pressure to the pressurization conduit; and

and the closing control assembly is used for controlling whether the pressurization pipeline is communicated with the high-pressure water supply assembly or not.

Preferably, the high pressure water supply assembly includes:

the water storage tank is arranged on the driving box and used for providing high-pressure water flow for the pressurization pipeline; and

a water suction pump is arranged in the water storage tank and is controlled to operate through a control button group arranged on the driving box; and

the connecting pipe, the connecting pipe is used for connecting the suction pump with the pressure boost pipeline.

Preferably, the closure control assembly comprises:

the sliding plate is attached to the inner wall of the sampling tube and slides;

one end of the limiting rope is fixed with the sliding plate, and the other end of the limiting rope is fixed with the inner wall of the sampling tube at the end far away from the pressurizing hole;

the water passing cavity is used for communicating the pressurization pipeline and the high-pressure water supply assembly; and

the execution module is arranged on the sampling cylinder and is used for controlling whether the water passing cavity is communicated or not;

the cavity between the sampling tube and the sliding plate is a driving cavity, and the execution module drives the sampling tube to execute actions through pressure changes of the driving cavity.

Preferably, the execution module includes:

the cutting plate is connected with the sampling cylinder in a sliding mode, and one end of the cutting plate extends into the sampling cylinder;

the limiting unit is fixed at one end of the cut-off plate extending into the sampling cylinder and used for driving the cut-off plate to move; and

the elastic extrusion unit is arranged at one end, far away from the limiting unit, of the cut-off plate and is used for elastically supporting the cut-off plate;

the cutting plate is provided with a communicating groove at the position of the inner cavity of the sampling tube.

Preferably, the limiting unit comprises:

the limiting shell is fixed on the inner wall of the sampling tube; and

the limiting plate is fixedly connected with the cutoff plate;

the limiting shell is provided with an empty groove and a reducing groove communicated with the empty groove, the reducing groove is communicated with the inner cavity of the sampling tube, the maximum inner diameter of the reducing groove is not larger than the inner diameter of the empty groove, and the inner wall of the reducing groove is attached to the limiting plate.

Preferably, the elastic pressing unit includes:

the extension sleeve is fixed on the outer wall of the sampling cylinder;

the sliding groove is arranged on the extension sleeve and is in sliding connection with the cut-off plate; and

the elastic piece, the elastic piece set up in the spout, elastic piece one end with it is fixed to cut the board, the elastic piece other end with the spout bottom is fixed.

Preferably, the rest mechanism comprises:

the holding rods are fixed on two sides of the driving box;

the connecting block is fixedly connected with one end, far away from the driving box, of the supporting rod; and

and one end of the stabilizing rod, which is far away from the connecting block, is conical.

Preferably, the handrail is sleeved with an anti-slip sleeve.

Preferably, the outside of the sampling tube is nested with a first protective sleeve, and the outside of the holding rod is nested with a second protective sleeve.

Preferably, the end face of the open end of the sampling tube is conical.

According to the field geological practice sampling device provided by the embodiment of the invention, the sampling cylinder, the driving box, the support mechanism and the cutting mechanism are arranged, so that the support mechanism is manually pressed, the support mechanism drives the device to feed towards soil, the sampling cylinder performs rotary cutting on the soil, the sampling cylinder is an open cylinder, large-area extrusion damage on the soil is avoided, the integrity of the soil is kept better, the high-pressure water supply assembly is communicated with the pressurizing pipeline through the closed control assembly, the high-pressure water supply assembly is started, high-pressure water flow is sprayed out from the pressurizing hole through the pressurizing pipeline, the sampling cylinder rotates, the bottom of the soil is cut off, the soil at a specified position with good integrity can be obtained, the soil above the specified position can be obtained, and the integrity of a soil sample can be ensured, and a comparative soil sample can be obtained.

Drawings

Fig. 1 is a schematic structural diagram of a field geological training sampling device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

fig. 4 is a three-dimensional structure diagram of a cutting plate in the field geological training sampling device according to the embodiment of the invention;

fig. 5 is a three-dimensional structure diagram of a sampling cylinder in the field geological training sampling device according to the embodiment of the invention.

In the drawings: 1. a sampling tube; 2. a stabilizing plate; 3. a connecting rod; 4. a drive cartridge; 5. a drive shaft; 6. a limiting rope; 7. a slide plate; 8. a limiting shell; 9. a limiting plate; 10. a reducing groove; 11. an empty groove; 12. cutting off the plate; 13. a communicating groove; 14. a lengthening sleeve; 15. a chute; 16. an elastic member; 17. a water through cavity; 18. a booster duct; 19. a pressurizing hole; 20. a first protective sheath; 21. a control button group; 22. a water storage tank; 23. a connecting pipe; 24. a support rod; 25. an anti-slip sleeve; 26. connecting blocks; 27. a stabilizing rod; 28. a second protective sheath.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, a schematic structural diagram of a field geological training sampling device according to an embodiment of the present invention includes:

the sampling tube 1 is used for drilling soil;

the driving box 4 is used for driving the sampling cylinder 1 to rotate;

the support mechanism is arranged on the driving box 4; and

a cutting mechanism;

as shown in fig. 3, the cutoff mechanism includes:

a pressurizing pipeline 18, wherein the pressurizing pipeline 18 is arranged in the shell of the sampling tube 1;

the pressurizing hole 19 is used for communicating the inner cavity of the sampling tube 1 with the pressurizing pipeline 18, the pressurizing hole 19 is positioned at the opening end of the sampling tube 1, and the opening of the pressurizing hole 19 faces to the direction vertical to the inner wall of the sampling tube 1;

a high-pressure water supply assembly for providing a flow of water having a high pressure to the pressurization piping 18; and

and a closing control component is used for controlling whether the pressurization pipeline 18 is communicated with the high-pressure water supply component or not.

In the embodiment of the invention, the device is stabilized by the rest mechanism, then the driving box 4 is started, the driving box 4 drives the sampling cylinder 1 to rotate, at this time, the rest mechanism is manually pressed to drive the device to feed towards soil, at this time, the sampling cylinder 1 rotationally cuts the soil, as the sampling cylinder 1 is an open cylinder, large-area extrusion damage cannot be generated on the soil, the integrity of the soil is better kept, until the sampling cylinder 1 is fed to a specified position, at this time, the pressure of the sampling cylinder 1 changes, so that the closing control component changes, the closing control component enables the high-pressure water supply component to be communicated with the pressurization pipeline 18, at this time, the high-pressure water supply component is started, and high-pressure water flow is sprayed out from the pressurization hole 19 through the pressurization pipeline 18, at this moment, the sampling cylinder 1 rotates, so that the bottom of soil is cut off, the whole soil can be easily taken out at this moment, the soil at the specified position with good integrity can be obtained, the soil above the specified position can be obtained, effective experimental result comparison is carried out on the soil at the specified position, and the accuracy of experimental data is ensured.

In addition, according to the actual application requirements, the part of the bottom soil directly contacting with the water source can be removed according to the actual requirements, so that the influence on experimental result data is avoided, and the use of the invention is not influenced.

It should be noted that the high-pressure water supply assembly belongs to the conventional technical means, and specifically, the high-pressure water supply assembly includes:

a water storage tank 22, wherein the water storage tank 22 is mounted on the driving box 4, and the water storage tank 22 is used for providing high-pressure water flow for the pressurization pipeline 18;

a water suction pump is arranged in the water storage tank 22 and is controlled to operate through a control button group 21 arranged on the driving box 4; and

and the connecting pipe 23 is used for communicating the water suction pump with the pressurization pipeline 18.

It should be noted that the control button group 21 controls the start and stop of the water pump, which belongs to the conventional technical means, and the specific control principle is not described herein again.

In addition, the closing control component mainly changes the volume of the inner cavity of the sampling cylinder 1, and belongs to the innovation point of the invention, and the structure which can be adopted is not unique, and only the change of the volume of the inner cavity of the sampling cylinder 1 is needed to control whether the pressurization pipeline 18 is conducted with the high-pressure water supply component, and of course, the closing control component can be realized in other ways, and other embodiments are specifically referred.

In one aspect of this embodiment, the drive box 4 is connected with and is fixed in the drive shaft 5 in the axle center of the sampling tube 1, the support is fixedly connected with the drive box 4, the support pass through the bearing with the sampling tube 1 rotates and is connected, through this setting can make the drive box 4 drives through the drive shaft 5 the rotation of the sampling tube 1.

Particularly, the support is including being fixed in connecting rod 3 on the drive box 4, connecting rod 3 fixedly connected with the probe chamber 1 rotates the firm board 2 of being connected, and of course here the structure of support is not only, and the advantage of this scheme lies in can be convenient for to the probe chamber 1 operates, and convenient maintenance.

As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the closing control assembly includes:

the sliding plate 7 is attached to the inner wall of the sampling tube 1 and slides;

one end of the limiting rope 6 is fixed with the sliding plate 7, and the other end of the limiting rope 6 is fixed with the inner wall of the sampling tube 1 far away from the pressurizing hole 19;

a water through cavity 17, wherein the water through cavity 17 is used for communicating the pressurization pipeline 18 with the high-pressure water supply assembly; and

the execution module is arranged on the sampling cylinder 1 and is used for controlling whether the water through cavity 17 is communicated or not;

the cavity between the sampling tube 1 and the sliding plate 7 is a driving cavity, and the execution module drives the sampling tube to execute actions through pressure changes of the driving cavity.

In the embodiment of the invention, when the sampling cylinder 1 drills soil and feeds, the sliding plate 7 is extruded and slid by the soil, at the moment, the volume of the driving cavity is reduced, the pressure in the driving cavity is increased, so that the execution module is driven to execute action, and the water through cavity 17 is communicated.

It should be noted that the actuating module of the present embodiment is driven to perform actions by the pressure in the actuating chamber, but this is not the only one, and can also be controlled by the displacement of the slide plate 7, and the pressure control is advantageous in that it is convenient and does not need a fixed structure for control.

As shown in fig. 2 and 4, as another preferred embodiment of the present invention, the executing module includes:

the cutting plate 12 is connected with the sampling cylinder 1 in a sliding mode, and one end of the cutting plate 12 extends into the sampling cylinder 1;

the limiting unit is fixed at one end of the cutting plate 12 extending into the sampling tube 1 and is used for driving the cutting plate 12 to move; and

the elastic extrusion unit is arranged at one end, far away from the limiting unit, of the cut-off plate 12 and is used for elastically supporting the cut-off plate 12;

the cutting plate 12 is provided with a communicating groove 13 at the position of the inner cavity of the sampling tube 1.

In the embodiment of the present invention, when the pressure in the driving chamber increases, the limiting unit is driven, the limiting unit drives the blocking plate 12 to move, and the communicating groove 13 makes the water passing chamber 17 be communicated.

As shown in fig. 2, as another preferred embodiment of the present invention, the position limiting unit includes:

the limiting shell 8 is fixed on the inner wall of the sampling tube 1; and

the limiting plate 9, the limiting plate 9 is fixedly connected with the cutting plate 12;

spacing shell 8 be provided with dead slot 11 and with the reducing groove 10 of dead slot 11 intercommunication, reducing groove 10 with 1 inner chamber intercommunication of sampler barrel, the biggest internal diameter of reducing groove 10 is not more than dead slot 11 internal diameter, reducing groove 10 inner wall with the laminating of limiting plate 9.

In the embodiment of the present invention, when the pressure of the driving cavity is increased, the limiting plate 9 is squeezed to be separated from the inner wall of the reducing groove 10, and the limiting plate 9 drives the blocking plate 12 to approach the elastic squeezing unit, so that the communicating groove 13 is located in the water communicating cavity 17, and at this time, the water communicating cavity 17 is communicated.

As shown in fig. 2, as another preferred embodiment of the present invention, the elastic pressing unit includes:

the extension sleeve 14, the extension sleeve 14 is fixed on the outer wall of the sampling tube 1;

the sliding groove 15 is arranged on the extension sleeve 14 and is in sliding connection with the cutting plate 12; and

the elastic piece 16 is arranged in the sliding groove 15, one end of the elastic piece 16 is fixed with the cutting plate 12, and the other end of the elastic piece 16 is fixed with the bottom of the sliding groove 15.

In the embodiment of the present invention, the cut-off plate 12 is kept connected to the position-limiting unit by the elastic force of the elastic member 16, and in addition, the cut-off plate 12 can be reset by the elastic force of the elastic member 16 when the soil sample is taken out.

It should be noted that the elastic member 16 may be a spring as shown in fig. 2, or may be an elastic column, and it is only necessary to have elasticity, and is not limited.

As shown in FIG. 1, as another preferred embodiment of the present invention, the rest mechanism comprises:

the handrails 24 are fixed on two sides of the driving box 4;

a connecting block 26, wherein the connecting block 26 is fixedly connected with one end of the handrail 24 away from the driving box 4; and

a stabilizing rod 27, wherein one end of the stabilizing rod 27 far away from the connecting block 26 is conical.

In the embodiment of the present invention, one end of the stabilizing rod 27 is tapered, so that the stabilizing rod can be better inserted into soil, thereby stabilizing the device, and the force can be conveniently applied by a person by grabbing the holding rod 24.

In one aspect of this embodiment, the handrail 24 is sleeved with an anti-slip sleeve 25, and slipping can be avoided by the anti-slip sleeve 25.

As shown in FIG. 1, as another preferred embodiment of the present invention, a first protective sleeve 20 is nested outside the sampling tube 1, and a second protective sleeve 28 is nested outside the handrail 24, so that the end face can be protected from abrasion when not in use by the first protective sleeve 20 and the second protective sleeve 28.

As shown in fig. 5, as another preferred embodiment of the present invention, the end surface of the open end of the sampling cylinder 1 is tapered, so that the sampling cylinder 1 can be conveniently rotated to cut soil.

The invention provides a field geological practice sampling device, which is characterized in that a sampling cylinder 1, a driving box 4, a support mechanism and a cutting mechanism are arranged, so that the support mechanism is manually pressed and driven by the support mechanism to feed towards soil, the sampling cylinder 1 rotates and cuts the soil, the sampling cylinder 1 is an open cylinder, so that large-area extrusion damage to the soil is avoided, the integrity of the soil is kept better, finally, a high-pressure water supply assembly is communicated with a pressurizing pipeline 18 through a closed control assembly, the high-pressure water supply assembly is started, high-pressure water flow is sprayed out from a pressurizing hole 19 through the pressurizing pipeline 18, the sampling cylinder 1 rotates, the bottom of the soil is cut off, the soil at a specified position with good integrity can be obtained, the soil at a specified position can be obtained, and the integrity of the soil sample can be ensured, and a comparative soil sample can be obtained.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.