CN211262782U

CN211262782U - Soil sampler

Info

Publication number: CN211262782U
Application number: CN201922261658.9U
Authority: CN
Inventors: 叶新秀; 朱萧旭; 金学锋
Original assignee: Sg Environment Shanghai Co ltd
Current assignee: Sg Environment Shanghai Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-14
Anticipated expiration: 2029-12-16

Abstract

The utility model provides a soil sampler, include: the drill rod is a hollow pipe with two open ends; one end of the drill cylinder is an opening end used for enabling soil to enter the drill cylinder, and the other end of the drill cylinder is connected with the lower end of the drill rod; the handle component is fixedly arranged at the upper end part of the drill rod; and the pushing unit is used for pushing out the soil contained in the drill barrel, the pushing unit comprises a push rod, a push rod handle and a pushing disc, the push rod is movably inserted in the drill rod and matched with the inner wall of the drill rod, the upper end part of the push rod upwards extends out of the upper end part of the drill rod and is provided with the push rod handle, the lower end part of the push rod downwards extends out of the lower end part of the drill rod and extends into the drill barrel, and the pushing disc is in a shape matched with the inner wall of the drill barrel, is positioned in the drill barrel and is connected with the lower end part of the push rod.

Description

Soil sampler

Technical Field

The utility model belongs to the technical field of soil sampling device, concretely relates to soil sampler suitable for soil analysis research in agricultural, forestry and the environment trade.

Background

The collection of soil samples is the basic work in the fields of soil analysis research, geological survey and the like, and soil components and soil property parameters are measured and judged by sampling the soil at different depths, so that the soil pollution degree is evaluated and researched.

The existing soil sampling technology mainly comprises mechanical power and manual work, a mechanical power sampler is expensive, a machine is heavy, the requirement on the sampling environment is high, and certain areas are limited by terrain or space and cannot be operated by the mechanical power sampler. Common manual sampling methods include an earth boring method, a cutting ring method and the like, wherein a soil sample collected by the cutting ring method is mostly applied to the determination of the volume weight of soil, and a soil sample collected by the earth boring method is mostly applied to the determination of the physicochemical and biological properties of the soil.

Soil samplers commonly used in earth drilling methods include hand drills, shovels, and shovels. The hand drill is generally composed of a T-shaped handle, a drill rod and a drill bit, wherein the drill bit is made of hard materials and is provided with an expanded soil containing cavity, and soil samples of soil layers to be collected can be guided into the cavity by drilling downwards into the soil surface along with the rotation of the handle. However, when a sample is taken out, the soil needs to be knocked and vibrated to shake off the drill bit, and certain cohesive soil or soil samples with high water content cannot be taken out quickly, so that the sampling efficiency is reduced. In addition, the mode of shaking off the soil by knocking and vibrating cannot guarantee that the original level of the soil is maintained, the property of the soil is changed, layering cannot be performed according to the characteristic property of the soil, and deviation is generated between the analysis result of the soil sample and the actual result.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a solve above-mentioned technical problem and go on, aim at provides a soil sampler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides an among the soil sampler, can also have such characteristic: further comprising: the pedal positioning unit comprises a pedal part and a plurality of pedal positioning members, wherein the pedal part comprises a connecting sleeve which is used as a pedal connecting sleeve, the pedal connecting sleeve is sleeved at the lower end part of the drill rod, the pedal positioning members are radially arranged at the center, and the inner end part of each pedal positioning member is connected with the outer surface of the pedal connecting sleeve.

The utility model provides an among the soil sampler, can also have such characteristic: wherein, the outer end of the pedal positioning component is a bent end which is bent downwards.

The utility model provides an among the soil sampler, can also have such characteristic: further comprising: hand wheel unit, this hand wheel unit contains the hand wheel main part, the adapter sleeve as hand wheel adapter sleeve, flange circle and the pedal adapting unit of hand wheel as hand wheel flange circle, wherein, the surface of drilling rod is equipped with the external screw thread, hand wheel adapter sleeve cover is established at the intermediate part of drilling rod, hand wheel adapter sleeve's inner wall have with external screw thread assorted hand wheel adapter sleeve internal thread, hand wheel adapter sleeve's lower tip is equipped with cyclic annular flange, the fixed upper end that sets up at hand wheel adapter sleeve of hand wheel main part, hand wheel flange snare establishes hand wheel adapter sleeve's lower tip, the bottom of hand wheel flange circle inner wall is equipped with and cyclic annular flange assorted annular groove, on the pedal adapting unit of hand wheel, the lower tip is connected with hand wheel flange circle and pedal.

The utility model provides an among the soil sampler, can also have such characteristic: the hand wheel pedal connecting part is provided with a plurality of lead screws which are uniformly arranged at intervals along the circumferential direction of a hand wheel flange ring, the hand wheel flange ring is provided with a plurality of through holes which are respectively corresponding to the lead screws and are used as hand wheel flange ring through holes, the upper end part of the pedal connecting sleeve is provided with a flange ring which is used as a pedal flange ring, the pedal flange ring is provided with a plurality of through holes which are respectively corresponding to the lead screws and are used as pedal flange ring through holes, the upper end part of each lead screw penetrates through the corresponding hand wheel flange ring through hole and is fixedly connected with the hand wheel flange ring through two fastening nuts, and the lower end part of each lead screw penetrates through the corresponding pedal flange ring through hole and is fixedly connected with the pedal flange.

The utility model provides an among the soil sampler, can also have such characteristic: wherein, still the cover is equipped with a plurality of guide rings that set up along the length direction interval of this push rod on the push rod, and the guide ring has the shape with the inner wall assorted of drilling rod.

The utility model provides an among the soil sampler, can also have such characteristic: the handle component is provided with a connecting sleeve sleeved on the drill rod and used as a handle connecting sleeve and a handle rod fixedly arranged on the handle connecting sleeve, external threads are arranged on the outer surface of the drill rod, and the inner wall of the handle connecting sleeve is provided with handle connecting sleeve internal threads matched with the external threads.

The utility model provides an among the soil sampler, can also have such characteristic: the drill rod is provided with a drill rod size indicating part, different scale values corresponding to different depths of the drill cylinder in the soil are arranged, and the scale values are used for indicating an operator to move the drill rod to scale positions corresponding to the preset depth of the drill cylinder after the drill cylinder is drilled into the soil.

The utility model provides an among the soil sampler, can also have such characteristic: the push rod is provided with a push rod size indicating part, different scale values corresponding to different sampling quantities in the drill cylinder are arranged, and the push rod is used for indicating an operator to move the material pushing disc to a scale position corresponding to a preset sampling quantity of the drill cylinder.

Action and effect of the utility model

According to the utility model relates to a soil sampler, because have and push away the material unit, should push away the appearance unit and contain the activity and insert and establish in the drilling rod and with the inner wall assorted push rod of this drilling rod, and push rod handle and material pushing disk, the upper end of push rod upwards stretches out the upper end of drilling rod and installs the push rod handle, the lower tip of push rod stretches out the lower tip of drilling rod downwards and stretches into to the drill pipe in, material pushing disk is located the drill pipe and is connected with the lower tip of push rod, therefore, on the one hand, can push the soil in the drill pipe and withdraw from the drill pipe through promoting material pushing disk when unloading, the disturbance to the original level of soil in the unloading process has been reduced, thereby original soil level has been kept betterly, the sample is more complete, the uniformity of soil sample performance and original soil performance has been guaranteed; on the other hand, simple structure, convenient operation has greatly improved sampling efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a soil sampler according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a soil sampler according to a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a soil sampler according to a second embodiment of the present invention; and

fig. 4 is an enlarged view of a portion a in fig. 3.

Detailed Description

The concept, specific structure and technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the purpose, characteristics and effects of the soil sampler of the present invention.

< example one >

Fig. 1 is a schematic structural diagram of a soil sampler according to an embodiment of the present invention.

As shown in fig. 1, in the first embodiment, the soil sampler 100 includes a drill rod 10, a drill cylinder 20, a handle member 30, and a material pushing unit 40.

As shown in fig. 1, the drill rod 10 is a hollow tubular body with both ends open, and has an external thread 10a on the outer surface. In the first embodiment, the drill rod 10 has a rod size indicator (not shown) with different scale values corresponding to different depths of penetration of the drill barrel 20 into the soil for indicating to the operator to move the drill rod 10 to a scale position corresponding to a predetermined depth of the drill barrel 20 after penetration of the drill barrel 20 into the soil.

As shown in fig. 1, the lower end of the drill barrel 20 is an open end for soil to enter into the drill barrel 20. In this embodiment, the open end has a plurality of serrations 21 to facilitate smooth penetration of the drill barrel 20 into the soil.

The upper end of the drill barrel 20 is closed and provided with a through hole 22 matching the shape of the drill rod 10, and the inner wall of the through hole 22 has an internal thread (not shown) matching the external thread 10a as a drill barrel internal thread, and the drill barrel 20 is mounted on the drill rod 10 by the way that the drill barrel internal thread and the external thread 10a are matched with each other.

In the first embodiment, a sampling window 23 is provided on the sidewall of the drill barrel 20, and a window matched with the sampling window 23 is provided, and the window is detachably mounted on the sampling window 23.

As shown in fig. 1, the handle member 30 is used to drive the drill rod 10 to move along the length of the drill rod 10 or rotate around the axis of the drill rod 10, thereby driving the drill barrel 20 into the soil. The handle member 30 has a connecting sleeve 31 and a handle lever 32.

The connecting sleeve 31 is sleeved at the upper end of the drill rod 10, in this embodiment, the inner wall of the connecting sleeve 31 is provided with an internal thread matched with the external thread 10a and used as an internal thread of the handle connecting sleeve, and the connecting sleeve 31 is installed on the drill rod 10 in a way that the internal thread of the handle connecting sleeve is matched with the external thread 10 a.

The handle bar 32 is used for hand holding, and the middle position of the handle bar is fixedly connected with the connecting sleeve 31.

As shown in fig. 1, the pushing unit 40 is used for pushing out soil contained in the drill barrel 20, and includes a push rod 41, a pushing plate 42, and a push rod handle 43.

The push rod 41 has a shape matched with the inner wall of the drill rod 10 and is movably inserted into the drill rod 10. The upper end of the push rod 41 extends upwards out of the upper end of the drill rod 10, and the lower end of the push rod 41 extends downwards out of the lower end of the drill rod 10 and into the drill barrel 20. In the first embodiment, the push rod 41 is further sleeved with two guide rings 411 arranged at intervals along the length direction of the push rod 41, and the guide rings 411 have shapes matched with the inner wall of the drill rod 10.

In the first embodiment, the push rod 41 has a push rod size indicator, which is provided with different scale values corresponding to different sampling amounts in the drill 20, for instructing an operator to move the pusher plate 42 to a scale position corresponding to a predetermined sampling amount of the drill 20.

The material pushing disc 42 has a shape matching with the inner wall of the drill barrel 20, is located in the drill barrel 20 and is connected with the lower end part of the pushing rod 41. In the first embodiment, the pushing disc 42 is connected with the pushing rod 41 through a threaded connection.

A pusher grip 43 is mounted on the upper end portion of the pusher 41 for hand gripping.

< example two >

In the second embodiment, a further modification of the first embodiment is made, and the same reference numerals are given to the same constituent elements as in the first embodiment, and the same description is omitted.

Fig. 2 is a schematic structural diagram of a soil sampler according to a second embodiment of the present invention.

As shown in fig. 2, in the second embodiment, the soil sampler 200 includes a drill rod 10, a drill cylinder 20, a handle member 30, a material pushing unit 40, and a pedal positioning unit 250.

The pedal positioning unit 250 includes a connection sleeve 251 and a plurality of pedal positioning members 252.

The connecting sleeve 251 is sleeved at the lower end part of the drill rod 10, and the inner wall of the connecting sleeve 251 has a shape matched with that of the drill rod 10.

A plurality of pedal positioning members 252 are radially arranged at the center, and the inner end of each pedal positioning member 252 is fixedly connected with the outer surface of the connection sleeve 251. In the second embodiment, the outer end of the pedal positioning member 252 is a bent end 252a bent downward, and the bent end 252 is in a shape of a gradually-reduced cutter head, so that the bent end 252 is inserted into the soil more smoothly, the ground gripping force is stronger, and the process of drilling the drill bit into the soil is more stable.

< example three >

In the third embodiment, a further modification of the second embodiment is provided, and the same reference numerals are given to the same constituent elements as those in the second embodiment, and the same description will be omitted.

Fig. 3 is a schematic structural diagram of a soil sampler according to a second embodiment of the present invention; fig. 4 is an enlarged view of a portion a in fig. 3.

As shown in fig. 3 and 4, in the third embodiment, the soil sampler 300 includes a drill rod 10, a drill barrel 20, a handle member 30, a pushing unit 40, a pedal positioning unit 350, and a handwheel unit 360.

As shown in FIG. 3, the footrest extension unit 350 includes a connection sleeve 351 and a plurality of footrest extension members 252.

The inner wall of the coupling sleeve 351 has a shape matching the drill rod 10, and the upper end portion of the coupling sleeve 351 is provided with a flange ring 351a, and the flange ring 351a is provided with a plurality of through holes (not shown in the drawings) as through holes of a pedal flange ring, which are uniformly arranged along the circumferential direction thereof.

A plurality of step positioning members 252 are radially disposed about a center thereof, and an inner end of each step positioning member 252 is fixedly coupled to an outer surface of the coupling sleeve 351.

As shown in fig. 3 and 4, the handwheel unit 360 includes a connection sleeve 361, a handwheel body 362, a flange ring 363, and a handwheel pedal connection 364.

The connection sleeve 361 is sleeved on the middle part of the drill rod 10, the inner wall of the connection sleeve 361 is provided with a hand wheel connection sleeve internal thread (not shown in the figure) matched with the external thread 10a, and the connection sleeve 361 is installed on the drill rod 10 in a mode that the hand wheel connection sleeve internal thread is matched with the external thread 10 a. In the third embodiment, an annular flange 361a is provided at the lower end of the connection sleeve 361.

The hand wheel main body 362 is fixedly disposed at the upper end of the connection sleeve 361 for hand holding.

The flange ring 363 is sleeved at the lower end of the connecting sleeve 361, an annular groove 363a matched with the annular flange 361a is arranged at the bottom of the inner wall of the flange ring 363, and the flange ring 363 is installed on the connecting sleeve 361 in a mode that the annular groove 363a is mutually embedded with the annular flange 361 a. The flange 363 is provided with through holes (not shown in the figure) which are uniformly arranged along the circumferential direction and are used as hand wheel flange through holes corresponding to the through holes of the pedal flange rings respectively.

The hand wheel pedal connecting part 364 is used for connecting the flange ring 363 and the flange ring 351 and is provided with a plurality of lead screws 364a which correspond to a plurality of hand wheel flange ring through holes respectively, the upper end parts of the lead screws 364a penetrate through the corresponding hand wheel flange ring through holes and are fixedly connected with the flange ring 363 through two fastening nuts, and the lower end parts of the lead screws 364a penetrate through the corresponding pedal flange ring through holes and are fixedly connected with the flange ring 351a through the two fastening nuts.

Effects and effects of the embodiments

According to the soil sampler related to the first embodiment to the third embodiment, the sample pushing unit is arranged and comprises a push rod, a push rod handle and a push disc, the push rod is movably inserted into the drill rod and matched with the inner wall of the drill rod, the upper end part of the push rod extends upwards out of the upper end part of the drill rod and is provided with the push rod handle, the lower end part of the push rod extends downwards out of the lower end part of the drill rod and extends into the drill cylinder, and the push disc is positioned in the drill cylinder and is connected with the lower end part of the push rod; on the other hand, simple structure, convenient operation has greatly improved sampling efficiency.

In addition, because the drilling device is also provided with a pedal positioning unit, the pedal part comprises a connecting sleeve as a pedal connecting sleeve and a plurality of pedal positioning members, the pedal connecting sleeve is sleeved at the lower end part of the drill rod, the pedal positioning members are radially arranged at the center, and the inner end part of each pedal positioning member is connected with the outer surface of the pedal connecting sleeve, so that the pedal unit can be tightly attached to the ground and can be pedaled by an operator, the process of the drilling barrel drilling into the soil is more stable, the swinging of the drilling barrel during the process of drilling into the soil is ensured to be reduced to the maximum extent, and the deviation of the drilling direction and the sampling precision caused by human factors is greatly reduced.

In addition, because still have the hand wheel unit, this hand wheel part contains the hand wheel main part, the adapter sleeve pipe as hand wheel adapter sleeve, flange circle and the pedal adapting unit of hand wheel as hand wheel flange circle, the surface of drilling rod is equipped with the external screw thread, hand wheel adapter sleeve cover is established at the intermediate part of drilling rod, hand wheel adapter sleeve's inner wall has the hand wheel adapter sleeve internal thread with external screw thread assorted, hand wheel adapter sleeve's lower tip is equipped with cyclic annular flange, the fixed upper end that sets up at hand wheel adapter sleeve of hand wheel main part, hand wheel flange snare establishes hand wheel adapter sleeve's lower tip, the bottom of hand wheel flange circle inner wall is equipped with the cyclic annular recess with cyclic annular flange assorted, on hand wheel pedal adapting unit, the lower tip is connected with hand wheel flange circle and pedal adapter sleeve respectively, can save effort.

In addition, because the hand wheel pedal connecting part is provided with a plurality of lead screws which are uniformly arranged at intervals along the circumferential direction of the hand wheel flange ring, the upper end and the lower end of each lead screw are respectively movably connected with the hand wheel flange ring and the pedal flange ring, the hand wheel body can be conveniently adjusted to a proper position which is suitable for an operator, and then the drilling cylinder can be more labor-saving and faster to drill into soil.

The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.

Claims

1. A soil sampler, comprising:

the drill rod is a hollow pipe with two open ends;

one end of the drill barrel is an opening end used for enabling soil to enter the drill barrel, and the other end of the drill barrel is connected with the lower end of the drill rod;

the handle component is fixedly arranged at the upper end part of the drill rod; and

a pushing unit for pushing out the soil contained in the drill cylinder,

wherein the material pushing unit comprises a push rod movably inserted in the drill rod and matched with the inner wall of the drill rod, a push rod handle and a material pushing disc,

the upper end part of the push rod extends upwards out of the upper end part of the drill rod and is provided with the push rod handle, the lower end part of the push rod extends downwards out of the lower end part of the drill rod and extends into the drill cylinder,

the material pushing disc is in a shape matched with the inner wall of the drill cylinder, is positioned in the drill cylinder and is connected with the lower end part of the push rod.

2. The soil sampler of claim 1, further comprising:

a pedal positioning unit, the pedal part comprising a connection sleeve as a pedal connection sleeve, and a plurality of pedal positioning members,

wherein the pedal connecting sleeve is sleeved at the lower end part of the drill rod,

the pedal positioning members are radially arranged at the center, and the inner end part of each pedal positioning member is connected with the outer surface of the pedal connecting sleeve.

3. A soil sampler according to claim 2, wherein:

wherein, the outer end of the pedal positioning component is a bent end part bent downwards.

4. The soil sampler of claim 2, further comprising:

a hand wheel unit, the hand wheel part comprises a hand wheel main body, a connecting sleeve used as a hand wheel connecting sleeve, a flange ring used as a hand wheel flange ring and a hand wheel pedal connecting part,

wherein the outer surface of the drill rod is provided with external threads,

the hand wheel connecting sleeve is sleeved at the middle part of the drill rod, the inner wall of the hand wheel connecting sleeve is provided with a hand wheel connecting sleeve internal thread matched with the external thread, the lower end part of the hand wheel connecting sleeve is provided with an annular flange,

the hand wheel main body is fixedly arranged at the upper end part of the hand wheel connecting sleeve,

the hand wheel flange ring is sleeved at the lower end part of the hand wheel connecting sleeve, the bottom of the inner wall of the hand wheel flange ring is provided with an annular groove matched with the annular flange,

the upper end and the lower end of the hand wheel pedal connecting part are respectively connected with the hand wheel flange ring and the pedal connecting sleeve.

5. A soil sampler according to claim 4, wherein:

wherein the hand wheel pedal connecting part is provided with a plurality of screw rods which are uniformly arranged at intervals along the circumferential direction of the hand wheel flange ring,

the hand wheel flange ring is provided with a plurality of through holes which are used as hand wheel flange ring through holes and respectively correspond to the screw rods,

the upper end part of the pedal connecting sleeve is provided with a flange ring as a pedal flange ring, the pedal flange ring is provided with a plurality of through holes as pedal flange ring through holes corresponding to the plurality of screw rods respectively,

the upper end of the screw rod penetrates through the corresponding hand wheel flange ring through hole and is fixedly connected with the hand wheel flange ring through two fastening nuts, and the lower end of the screw rod penetrates through the corresponding pedal flange ring through hole and is fixedly connected with the pedal flange ring through two fastening nuts.

6. A soil sampler according to claim 1, wherein:

wherein, the push rod is also sleeved with a plurality of guide rings which are arranged at intervals along the length direction of the push rod,

the guide ring has a shape matching the inner wall of the drill rod.

7. A soil sampler according to claim 1, wherein:

wherein the handle part is provided with a connecting sleeve sleeved on the drill rod as a handle connecting sleeve and a handle rod fixedly arranged on the handle connecting sleeve,

the outer surface of the drill rod is provided with external threads,

the inner wall of the handle connecting sleeve is provided with a handle connecting sleeve internal thread matched with the external thread.

8. A soil sampler according to claim 1, wherein:

the drill rod is provided with a drill rod size indicating part, different scale values corresponding to different depths of the drill cylinder in the soil are set, and the scale values are used for indicating an operator to move the drill rod to a scale position corresponding to the preset depth of the drill cylinder after the drill cylinder is drilled into the soil.

9. A soil sampler according to claim 1, wherein:

the push rod is provided with a push rod size indicating part, different scale values corresponding to different sampling quantities in the drill cylinder are arranged, and the push rod is used for indicating an operator to move the material pushing plate to a scale position corresponding to a preset sampling quantity of the drill cylinder.