CN215414465U

CN215414465U - Soil sampling equipment

Info

Publication number: CN215414465U
Application number: CN202121592687.4U
Authority: CN
Inventors: 王莹; 王迎霜; 王帆; 李文琪; 张小君
Original assignee: General Institute Of Chemical Geology Survey Of Ccgmb
Current assignee: China Chemical Mingda Holding Group Co.,Ltd.
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-04
Anticipated expiration: 2031-07-13

Abstract

The utility model provides soil sampling equipment, which comprises a sampling cylinder, wherein the side wall of the sampling cylinder is provided with a plurality of sampling ports, and the plurality of sampling ports are distributed along the axial direction of the sampling cylinder; the power device is used for providing power for the sampling cylinder to extend into soil; a sampler disposed at the sampling port, the sampler being switchable between a first position in which the sampler is located outside the cartridge and a second position in which the sampler is located inside the cartridge; and the driving device drives the sampler to be switched between the first position and the second position. According to the soil sampling equipment provided by the utility model, when the soil with different depths is collected, the sampling cylinder is stretched into the depth range to be collected at one time, and then the sampler is used for collecting samples at the sampling ports with different depths, so that the sampling cylinder does not need to be repeatedly adjusted to stretch into the underground depth, the operation is convenient, and the collection efficiency is high.

Description

Soil sampling equipment

Technical Field

The utility model relates to the technical field of geological exploration equipment, in particular to soil sampling equipment.

Background

The field soil sample collection work is frequently required for the land quality geochemistry investigation, the sampling depth is different from 0-200cm, besides surface layer sampling, other sampling depths have certain sampling difficulty, particularly, deep layer sampling is difficult to collect and dig, the workload is large, and in order to collect few soil samples, a large collecting pit is usually required to be dug, and the time and the labor are wasted.

Most sampling devices in the prior art can only collect the soil of one point location at one time, and when the soil of different depths in the same place needs to be collected, the depth of the sampling devices in the underground needs to be adjusted for many times, and the collection efficiency is low.

Therefore, how to solve the problem of low collection efficiency caused by the fact that the sampling device needs to be adjusted for multiple times to stretch into the underground depth when the soil sampling device in the prior art is used for collecting the soil at different depths at the same point becomes an important technical problem to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the embodiment of the utility model provides soil sampling equipment.

The utility model provides a soil sampling device, comprising:

the sampling device comprises a sampling cylinder, a sampling device and a control device, wherein the side wall of the sampling cylinder is provided with a plurality of sampling ports, and the plurality of sampling ports are distributed along the axial direction of the sampling cylinder;

the power device is used for providing power for the sampling cylinder to extend into soil;

a sampler disposed at the sampling port, the sampler being switchable between a first position in which the sampler is located outside the cartridge and a second position in which the sampler is located inside the cartridge;

and the driving device drives the sampler to be switched between the first position and the second position.

According to the soil sampling device provided by the utility model, the sampling cylinder comprises a first sleeve and a second sleeve which are coaxially arranged, the second sleeve can move along the axial direction of the first sleeve, and the sampling ports are arranged on the first sleeve and the second sleeve.

According to the utility model, the soil sampling device further comprises a first driving assembly for driving the second sleeve to move relative to the first sleeve, wherein the first driving assembly comprises a linear transmission assembly arranged between the first sleeve and the second sleeve and a first driving piece capable of driving the linear transmission assembly to operate.

According to the soil sampling device provided by the utility model, the linear transmission assembly comprises a gear and a rack which can be in meshing transmission, the axis of the rack is parallel to the axis of the sampling cylinder, the rack is fixedly connected with the second sleeve, the gear is rotatably connected with the first sleeve, and the first driving part is a rotary handle in transmission connection with the gear.

According to the soil sampling device provided by the utility model, a guide structure is arranged between the first sleeve and the second sleeve.

The soil sampling device provided by the utility model further comprises a dial which is coaxially arranged with the gear, the dial and the gear are relatively fixed, and scale marks are arranged on the circumferential surface of the dial and are uniformly distributed along the circumferential direction of the dial.

According to the soil sampling device provided by the utility model, the samplers are of a cylindrical structure with an opening at the end part, the number of the samplers is the same as that of the sampling ports, and the driving device comprises a second driving component for driving the samplers to move between the first position and the second position.

According to the soil sampling device provided by the utility model, the driving device further comprises a third driving component for driving the sampler to move along the axial direction of the sampling cylinder.

According to the soil sampling device provided by the utility model, the soil sampling device further comprises a support frame, the support frame is connected with the moving end of the third driving assembly, and a sliding rail for guiding the movement of the sampler between the first position and the second position is arranged on the support frame.

According to the soil sampling device provided by the utility model, the power device comprises a drill bit and a motor, the drill bit is arranged at the end part of the sampling cylinder, the drill bit is rotatably connected with the sampling cylinder, the rotating axis of the drill bit is parallel to the axis of the sampling cylinder, and the output shaft of the motor is in transmission connection with the drill bit.

According to the soil sampling equipment provided by the utility model, the sampling cylinder is arranged in the vertical direction, and the power device is utilized to drive the sampling cylinder to gradually extend into the ground. A plurality of sampling mouths of setting on the cartridge are located the different degree of depth respectively, and when switching the sampler to the primary importance, the sampler can carry out the sampling operation. And after sampling is completed, switching the sampler to a second position, and then taking out the soil sampling equipment integrally. When the sample collected by the sampler needs to be taken out, the sampler is switched to the first position. Therefore, when the soil sampling equipment provided by the utility model is used for collecting soil with different depths, the sampling cylinder is extended into the depth range to be collected at one time, and then the sampler is used for collecting samples at sampling ports with different depths, the sampling cylinder is not required to be repeatedly adjusted to extend into the underground depth, the operation is convenient, and the collection efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a soil sampling device provided by the present invention;

FIG. 2 is a schematic view of a partial structure of a soil sampling device provided by the present invention;

reference numerals:

1: a sampling port; 2: a sampler; 3: a first sleeve;

4: a second sleeve; 5: rotating the handle; 6: a dial scale;

7: scale marks are marked; 8: a drill bit; 9: a button.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A soil sampling device according to an embodiment of the present invention will be described with reference to fig. 1-2.

As shown in fig. 1 and 2, the embodiment of the utility model provides a soil sampling device, which comprises a sampling cylinder, a power device, a sampler 2 and a driving device, wherein the power device is used for driving the sampling cylinder to extend into soil. Be provided with a plurality of thief hatch 1 on the lateral wall of cartridge, a plurality of thief hatches 1 distribute along the axial of cartridge, when gathering, generally stretch into soil with the axis of cartridge along vertical direction, and at this moment, each thief hatch 1 is located the degree of depth of difference.

The sampler 2 is arranged at the sampling port 1, the sampler 2 can be switched between a first position and a second position, and the driving device is used for driving the sampler 2 to be switched between the first position and the second position. When the sampler 2 is switched to the first position, the sampler 2 is located outside the cartridge and is able to collect a sample around the sample port 1. After the sample is collected, the sampler 2 is switched to the second position, so that the sampler 2 is positioned in the sampling cylinder, and then the soil sampling equipment is integrally taken out. When the cartridge is inserted into the soil or removed from the soil, the sampler 2 is switched to the second position, which protects the sampler 2 or the sample in the sampler 2.

So set up, when gathering soil sample, earlier with the cartridge along vertical direction setting, utilize power device to order about the cartridge and stretch into ground gradually. A plurality of sampling mouths 1 arranged on the sampling cylinder are respectively positioned at different depths, the sampler 2 is switched to the first position, and the sampler 2 can perform sampling operation. After sampling is completed, the sampler 2 is switched to the second position, and then the soil sampling device is taken out integrally. When the sample collected by the sampler 2 needs to be taken out, the sampler 2 is switched to the first position. Therefore, when the soil sampling equipment provided by the embodiment of the utility model is used for collecting soil with different depths, the sampling cylinder is extended into the depth range to be collected at one time, and then the sampler 2 is used for collecting samples at the sampling ports 1 with different depths, so that the sampling cylinder is not required to be repeatedly adjusted to be extended into the underground depth, the operation is convenient, and the collection efficiency is high.

In the embodiment of the present invention, the sampling cylinder includes a first sleeve 3 and a second sleeve 4, the first sleeve 3 and the second sleeve 4 are coaxially disposed, and the second sleeve 4 is capable of moving along the axial direction of the first sleeve 3. The form that length can stretch out and draw back the regulation is set to the cartridge promptly, when soil is gathered, adjusts the cartridge to the longest state of length, guarantees the depth range that can gather. In the process of storage, storage and transportation, the sampling barrel is adjusted to be in the shortest length state, and the occupied space of the sampling barrel is reduced. All be provided with sampling port 1 on first sleeve 3 and second sleeve 4, sampling port 1 on first sleeve 3 and sampling port 1 on second sleeve 4 are located same straight line, and sampling port 1 evenly distributed on first sleeve 3, and sampling port 1 evenly distributed on second sleeve 4, and the distance between each sampling port 1 on first sleeve 3 equals with the distance between each sampling port 1 on second sleeve 4.

The soil sampling device in embodiments of the present invention further comprises a first drive assembly disposed between the first sleeve 3 and the second sleeve 4. Specifically, the first drive assembly includes a linear transmission assembly and a first drive member. The transmission direction of the linear transmission assembly is parallel to the axial direction of the first sleeve 3 and the second sleeve 4, and the linear transmission assembly is driven to operate by the first driving piece, so that the second sleeve 4 is driven to move relative to the first sleeve 3.

Specifically, the linear transmission assembly is a gear rack transmission assembly and comprises a gear and a rack, and the gear and the rack can be in meshed transmission. The rack is fixedly connected with the second sleeve 4, and the axis of the rack is parallel to the axis of the second sleeve 4. The gear wheel is in rotational connection with the first sleeve 3. The first driving piece comprises a rotating handle 5, the rotating handle 5 is in transmission connection with the input end of the gear, and the gear can be driven to rotate relative to the first sleeve 3 through manual rotation of the rotating handle, so that the rack and the second sleeve 4 are driven to move.

In the embodiment of the present invention, a guiding structure, such as a guide rail, is disposed between the first sleeve 3 and the second sleeve 4 to guide the relative movement between the second sleeve 4 and the first sleeve 3, so as to prevent the second sleeve 4 and the first sleeve 3 from rotating relatively, and improve the stability of the apparatus.

In the embodiment of the utility model, the power device comprises a drill bit 8 and a motor, the drill bit 8 is arranged at the end part of the sampling cylinder, the drill bit 8 is rotatably connected with the sampling cylinder, and the rotation axis of the drill bit 8 relative to the sampling cylinder is parallel to the axis of the sampling cylinder. The motor sets up in the inside of sampling cylinder, the shell and the sampling cylinder fixed connection of motor, and the output shaft and the 8 transmission of drill bits of motor are connected. The operation of motor can order about drill bit 8 and rotate for the sampling cylinder, and the operator applies decurrent effort to the sampling cylinder simultaneously, through the grinding and the cutting action between drill bit 8 and the soil, drill bit 8 can drive the sampling cylinder and move down gradually and stretch into in the soil.

When the motor is used, a storage battery and the like can be additionally and separately prepared to supply power for the operation of the motor. A rechargeable battery may also be provided in the soil collection device.

When setting the sampling cylinder to the form that length can stretch out and draw back and adjust, when stretching into soil with the sampling cylinder, the starter motor drives drill bit 8 earlier and rotates, makes first sleeve 3 and second sleeve 4 stretch into soil simultaneously. Treat that first sleeve 3 can stretch into the whole back that stretches into of part of soil, when the motor drives drill bit 8 pivoted, artifical manual rotation handle 5 makes second sleeve 4 for first sleeve 3 downstream, makes drill bit 8 support the soil of its below all the time. With the rotation of the drill bit 8, the second sleeve 4 gradually moves downwards, so that the length of the sampling cylinder is gradually extended to the extreme position of the sampling cylinder.

The soil sampling device of the embodiment of the utility model further comprises a dial 6, wherein the dial 6 is coaxially arranged with the gear and is relatively fixed with the gear, so that the dial 6 and the gear synchronously rotate. The scale plate 6 is disc-shaped, and scale marks 7 are provided on the circumferential surface of the scale plate 6, and the scale marks 7 are uniformly distributed along the circumferential direction of the scale plate 6. The initial value of the scale mark 7 is the minimum length value of the sampling cylinder, the termination value of the scale mark 7 is the maximum length value of the sampling cylinder, in the process that the second sleeve 4 moves relative to the first sleeve 3, the scale mark 7 is used for marking the length of the sampling cylinder, and an operator can visually know the length of the sampling cylinder extending into soil according to the scale mark 7 on the dial 6.

In the embodiment of the present invention, the sampler 2 is provided in a cylindrical structure having an opening at its end, and the opening may be provided only at one end of the cylindrical structure and the vent may be provided at the other end, or both ends of the cylindrical structure may be provided with openings. The number of samplers 2 is the same as the number of sampling ports 1, and corresponding samplers 2 are arranged at each sampling port 1. The drive means comprises a second drive assembly for driving the sampler 2 between the first and second positions. The number of the second driving components is the same as that of the samplers 2, and the second driving components correspond to the samplers 2 one by one and drive each sampler 2 independently.

The second driving assembly can be arranged in the form of an electromagnet, specifically comprises an electromagnet and an iron block, the electromagnet is fixed on the side wall of the first sleeve 3 or the second sleeve 4, the iron block is fixed on the sampler 2, and a spring is arranged between the iron block and the first sleeve 3 or the second sleeve 4. In a natural state, the electromagnet is in a power-off state, and the sampler 2 is in the second position under the action of the spring force. When the electromagnet is in a power-on state, the electromagnet adsorbs the iron block, overcomes the elastic force of the spring, and enables the sampler 2 to move to the first position towards the sampling port 1. When the sampler 2 needs to be returned to the second position, the electromagnet is powered off. Corresponding buttons 9 can be arranged on the first sleeve 3, so that the power-on and power-off conditions of the electromagnet can be conveniently controlled. The circuit connection of the electromagnet, the arrangement of the button 9 and the connection between the electromagnet and the button 9 are mature prior art, and are not described herein again.

When the sampling cylinder is in a length telescopic adjustment mode, the driving device further comprises a third driving assembly for driving the sampler 2 to move along the axial direction of the sampling cylinder. Specifically, above-mentioned third drive assembly includes screw nut drive assembly and rotatory handle, and screw nut drive assembly's lead screw rotates with first sleeve 3 to be connected, and the axial displacement of lead screw can only be followed to the nut, and the nut is connected with sampler 2 to drive sampler 2 and remove.

In the embodiment of the utility model, the soil collection device further comprises a support frame, and the support frame is connected with the moving end of the third driving assembly and can be fixedly connected with a nut of the screw nut transmission assembly. With each sampler 2 setting on the support frame, can drive each sampler 2 simultaneously along the axial displacement of cartridge. Be provided with the slide rail on the support frame, the both ends of slide rail extend to primary importance and second place respectively, and when sampler 2 moved between primary importance and second place, the slide rail can be for the removal of sampler 2 to lead.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A soil sampling device, comprising:

2. The soil sampling device of claim 1, wherein the sampling cartridge comprises a first sleeve and a second sleeve coaxially disposed, the second sleeve being movable in an axial direction of the first sleeve, the first sleeve and the second sleeve each having the sampling port disposed thereon.

3. The soil sampling device of claim 2, further comprising a first drive assembly for driving the second sleeve to move relative to the first sleeve, the first drive assembly including a linear drive assembly disposed between the first sleeve and the second sleeve and a first drive member capable of driving the linear drive assembly in operation.

4. The soil sampling device of claim 3, wherein the linear drive assembly comprises a gear and a rack capable of engaging and driving, an axis of the rack is parallel to an axis of the sampling cylinder, the rack is fixedly connected with the second sleeve, the gear is rotatably connected with the first sleeve, and the first driving member is a rotating handle in transmission connection with the gear.

5. The soil sampling device of claim 2, wherein a guide structure is disposed between the first sleeve and the second sleeve.

6. The soil sampling device of claim 4, further comprising a dial disposed coaxially with the gear, the dial being fixed relative to the gear, scale markings disposed on a circumferential surface of the dial, the scale markings being evenly distributed along a circumferential direction of the dial.

7. Soil sampling apparatus according to claim 2 wherein the samplers are cylindrical structures with an open end, the number of samplers being the same as the number of sampling ports, the drive means including a second drive assembly for driving the samplers between the first and second positions.

8. The soil sampling device of claim 7, wherein said drive means further comprises a third drive assembly for driving movement of said sampler in the axial direction of said cartridge.

9. The soil sampling device of claim 8, further comprising a support frame coupled to the movable end of the third drive assembly, the support frame having a slide track disposed thereon for guiding movement of the sampler between the first and second positions.

10. The soil sampling device of claim 1, wherein the power device comprises a drill bit and a motor, the drill bit is arranged at the end of the sampling cylinder, the drill bit is rotatably connected with the sampling cylinder, the rotation axis is parallel to the axis of the sampling cylinder, and the output shaft of the motor is in transmission connection with the drill bit.