CN217304454U

CN217304454U - Deep soil sampling device

Info

Publication number: CN217304454U
Application number: CN202221027025.7U
Authority: CN
Inventors: 梁为民; 刘鹏; 李运宏; 冯丽娜; 杨莹
Original assignee: Lu'an Chemical Group Co ltd; Henan University of Technology
Current assignee: Henan University of Technology; Shanxi Luan Environmental Energy Development Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-26
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a deep soil sampling device, the installation structure comprises a sleeve, the fixed helical blade that is provided with of sleeve pipe lower extreme, it is provided with the ejector pin to slide in the sleeve pipe, the ejector pin lower extreme is provided with can stretch out or income sheathed tube conical head, the ejector pin upper end is provided with the spacing subassembly that is used for restricting relative movement between self and the sleeve pipe. The utility model discloses a set up helical blade and conical head, stretch out the sleeve pipe downwards and fix the back when the conical head, can constitute the drill bit with helical blade, thereby make this sampling device bore into secret depths easily, and do not take a sample, then, the pulling ejector pin makes conical head income cover intraductal, spacing subassembly is fixed with the ejector pin again, then, the sleeve pipe lower extreme forms hollowly, when rotating it once more, just can move down in order to carry out the subsoil sample with the help of helical feeding effect between helical blade and soil, finally, take out the sleeve pipe from the underground, promote the ejector pin, the ejector pin can drive the conical head and convenient release from the cover intraductal with the sample soil.

Description

Deep soil sampling device

Technical Field

The utility model relates to a sampling device technical field specifically is a deep soil sampling device.

Background

Soil sampling is the necessary work before the analysis soil, has important meaning in geological exploration, for convenient soil sampling and satisfy various sample demands, soil sampling relies on sampling device to accomplish usually, and current soil sampling device has basically can satisfy daily user demand, still has some weak points and needs the improvement.

When sampling deep soil, because the increase of soil resistance to and the interference of shallow soil, the sample work of deep soil can't be accomplished alone to some sampling device, adopts the form of digging earlier the back sample usually, therefore needs a deep soil sampling device to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep soil sampling device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep soil sampling device, includes the sleeve pipe, the fixed helical blade that is provided with of sleeve pipe lower extreme, it is provided with the ejector pin to slide in the sleeve pipe, the ejector pin lower extreme is provided with can stretch out or income sheathed tube conical head, the ejector pin upper end is provided with the spacing subassembly that is used for restricting relative movement between self and the sleeve pipe.

Preferably, the sleeve and the ejector rod are both cylindrical, and the inner diameter of the sleeve is equal to the outer diameter of the ejector rod.

Preferably, the upper end of the ejector rod is fixedly provided with an operating rod.

Preferably, the limiting assembly comprises an inserted link, the ejector rod is provided with two through holes matched with the inserted link, and the sleeve is provided with an inserting sleeve matched with the inserted link.

Preferably, the two through holes correspond to the plug bushes when the conical heads extend out of or are retracted into the sleeves respectively.

Preferably, one end of the inserted rod is provided with a torsion ring, and the other end of the inserted rod is provided with a threaded head which is in threaded connection with one of the inserting sleeves.

Preferably, the external thread of the sleeve is sleeved with an internal thread sleeve, the external thread sleeve is fixedly sleeved with a plate body, the lower end of the plate body is symmetrically provided with two touch plates, and the touch plates are arranged in an L shape.

Preferably, the sleeve is provided with an external thread matched with the internal thread sleeve, and the sleeve is provided with a baffle ring at the starting position of the external thread.

Compared with the prior art, the beneficial effects of the utility model are that:

this deep soil sampling device is through setting up helical blade and conical head, stretch out the sleeve pipe downwards when the conical head, and through spacing subassembly fixed back, can constitute the drill bit with helical blade, thereby make this sampling device bore underground depths easily, and do not take a sample, then, the pulling ejector pin and make the conical head take in the sleeve pipe intraductally, spacing subassembly is fixed with the ejector pin again, at this moment, the sleeve pipe lower extreme forms hollowly, when rotating it once more, just can with the help of helical feeding effect between helical blade and soil and the downstream in order to carry out the sample of dark soil, finally, take out the sleeve pipe from the underground, promote the ejector pin, the ejector pin can drive the conical head and convenient release the sample soil from the sleeve pipe.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the utility model in practical use;

fig. 3 is a side view, sectional and schematic structural view of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. a sleeve; 2. a helical blade; 3. a top rod; 4. a conical head; 5. an operating lever; 6. inserting a rod; 7. A through hole; 8. inserting a sleeve; 9. a torsion ring; 10. a screw head; 11. an internal thread sleeve; 12. a plate body; 13. touching the floor; 14. and (4) a baffle ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a deep soil sampling device, which includes a casing 1, a helical blade 2 is fixedly disposed at a lower end of the casing 1, a top rod 3 is slidably disposed in the casing 1, a conical head 4 capable of extending out of or taking in the casing 1 is disposed at a lower end of the top rod 3, and a limiting component for limiting relative movement between the top rod 3 and the casing 1 is disposed at an upper end of the top rod 3.

Specifically, the sleeve 1 is a hollow pipe, the upper end of the sleeve is provided with a handle, so that the sleeve can be operated conveniently, and the lower end of the sleeve is in a circular knife shape, so that the sleeve can be cut into soil conveniently; after the helical blade 2 is contacted with the ground, a thread feeding effect can be generated between the helical blade and the ground through rotation, and the sleeve 1 is driven to continuously penetrate into the ground downwards; the length of the ejector rod 3 is consistent with that of the sleeve 1, the ejector rod 3 can move up and down in the sleeve 1 to drive the conical head 4 to extend out of or retract into the sleeve 1, the conical head 4 and the helical blades 2 can form a drill shape when extending out of the sleeve 1, so that the drill is convenient to drill underground, and when the conical head 4 retracts into the sleeve 1, a cavity can be formed at the lower end of the sleeve 1 and is used for sampling and storing soil; the limiting component fixes the two states of the conical head 4 extending out or retracting into the sleeve 1. In actual use, firstly, a conical head 4 extends downwards out of a sleeve 1, a limiting component fixes an ejector rod 3 in the sleeve 1 so as to fix the conical head 4, at the moment, the conical head 4 and a helical blade 2 are combined to form a drill shape, then, the conical head 4 is pasted downwards on the ground, the sleeve 1 and the ejector rod 3 are rotated, then, under the spiral feeding action of the conical head 4 and the helical blade 2, the sleeve 1 continuously goes deep into the ground without sampling, then, after the sleeve 1 goes deep into the ground, the limiting component is cancelled for the ejector rod 3, the ejector rod 3 is pulled upwards to drive the conical head 4 to be put into the sleeve 1, a cavity is formed at the lower end of the sleeve 1, the ejector rod 3 is fixed again through the limiting component, at the moment, the sleeve 1 and the ejector rod 3 are rotated again, the sleeve 1 can take the advantage of the spiral feeding action between the helical blade 2 and soil, and deep soil sampling is carried out downwards through the cavity, and finally, the sleeve 1 is reversely rotated to be taken out from the underground, the limit of the limit component on the ejector rod 3 is cancelled, the ejector rod 3 is pushed downwards, and the ejector rod 3 drives the conical head 4 to move downwards in the sleeve 1 so as to conveniently push out the soil sample from the sleeve 1.

Compared with the prior art, the embodiment of the utility model provides a deep soil sampling device is through setting up helical blade 2 and conical head 4, stretch out sleeve pipe 1 downwards when conical head 4, and through spacing subassembly fixed back, can constitute the drill bit with helical blade 2, thereby make this sampling device bore underground depths easily, and do not take a sample, then, stimulate ejector pin 3 and make conical head 4 income sleeve pipe 1 in, spacing subassembly is fixed with ejector pin 3 again, this moment, sleeve pipe 1 lower extreme forms hollowly, when rotating it once more, just can with the help of helical feeding effect between helical blade 2 and soil and remove downwards in order to carry out the sample of deep soil, finally, take out sleeve pipe 1 from the underground, promote ejector pin 3, ejector pin 3 can drive conical head 4 and convenient release sample soil from sleeve pipe 1.

As the preferred technical scheme of this embodiment, sleeve pipe 1 and ejector pin 3 all set up to cylindrically, and the internal diameter of sleeve pipe 1 equals with the external diameter of ejector pin 3, specifically, the internal diameter through sleeve pipe 1 equals with the external diameter of ejector pin 3 for ejector pin 3 can be in the intraductal while of sleeve pipe 1, and do not leave the gap between the sleeve pipe 1 inner wall, in order to avoid conical head 4 to stretch out sleeve pipe 1 and form the drill bit form in order to go deep into underground, have shallow layer earth to get into in the sleeve pipe 1, influence the sampling precision.

As a preferred technical solution of this embodiment, an operating rod 5 is fixedly arranged at the upper end of the ejector rod 3, and specifically, the operating rod 5 is used for conveniently driving the ejector rod 3 to move in the sleeve 1 and driving the ejector rod 3 and the sleeve 1 to rotate together; furthermore, when soil is compact or the hardness is too high, so that manual operation is inconvenient, the operating rod 5 can also be preferably a motor commonly used on a soil sampling drilling machine, the output end of the motor is coaxially and fixedly connected with the upper end of the ejector rod 3, a hand-held frame for stabilizing the position of the motor is arranged on the motor, in actual use, an operator holds the hand-held frame to stabilize the sampling device in a vertical state, and then the motor is started, so that the ejector rod 3 can be driven to automatically rotate, the rotating force for driving the ejector rod 3 is enhanced, and manpower is saved.

As the preferred technical scheme of this embodiment, spacing subassembly includes inserted bar 6, be provided with on ejector pin 3 two with inserted bar 6 assorted through-hole 7, be provided with on the sleeve pipe 1 with inserted bar 6 assorted plug bush 8, it is concrete, when one of them through-hole 7 on ejector pin 3 and the plug bush 8 on the sleeve pipe 1 correspond and link up, can pass through-hole 7 and plug bush 8 with inserted bar 6, at this moment, ejector pin 3 can't continue to remove in sleeve pipe 1, then make the rigidity of conical head 4, inserted bar 6 can transmit the moment of torsion simultaneously for sleeve pipe 1 and ejector pin 3 synchronous revolution.

As a further preferable technical solution of this embodiment, the two through holes 7 correspond to the insertion sleeves 8 when the conical head 4 extends out of or retracts into the sleeve 1, specifically, the through holes 7 are arranged so that the conical head 4 is fixed at the position of extending out of or retracting into the sleeve 1 when the ejector rod 3 is fixed with the sleeve 1 through the above principle process.

As a further preferable technical solution of this embodiment, one end of the insertion rod 6 is provided with a torsion ring 9, and the other end is provided with a screw head 10, the screw head 10 is in threaded connection with one of the insertion sleeves 8, specifically, the arrangement of the torsion ring 9 facilitates the rotation of the insertion rod 6, and meanwhile, the torsion ring 9 can also be arranged in other shape structures facilitating the rotation of the insertion rod 6; the arrangement of the thread head 10 enables the inserted rod 6 passing through the through hole 7 and the plug bush 8 to be in threaded connection with one plug bush 8 through the thread head 10, so that the relative positions of the inserted rod 6 and the ejector rod 3 and the sleeve 1 are kept fixed, and then the limiting effect of the inserted rod 6 and the sleeve 1 on the ejector rod 3 is kept.

The utility model provides a further embodiment, sleeve pipe 1 external screw thread has cup jointed internal thread cover 11, internal thread cover 11 external fixation cover has connect plate body 12, plate body 12 lower extreme symmetry is provided with two and touches floor 13, it sets up to "L" font to touch floor 13, it is concrete, internal thread cover 11 can and sleeve pipe 1 between take place the screw thread feeding effect, and make and take place relative movement between sleeve pipe 1 and the plate body 12, it is used for supporting this sampling device subaerial to touch floor 13, and the structure of "L" font, make touch floor 13 have the sole with the ground parallel and level, the user alright trample with the help of above-mentioned sole and touch floor 13, and then make this sampling device stable stay subaerial. In practical use, the sampling device is vertically placed on the ground, then two feet step on the ground to touch the floor 13, the sleeve 1 and the ejector rod 3 are rotated, the sleeve 1 and the internal thread sleeve 11 generate a thread feeding effect to move downwards, and then the soil drilling and deep-penetration or soil sampling is carried out.

As the preferred technical scheme of this embodiment, be provided with on the sleeve pipe 1 with internal thread cover 11 assorted external screw thread, lie in the external screw thread initiating department on the sleeve pipe 1 and all be provided with fender ring 14, specifically, keep off the setting of ring 14, avoid internal thread cover 11 to break away from the external screw thread on the sleeve pipe 1.

The working principle is as follows: when deep soil sampling is needed, firstly, the operating rod 5 is pushed, the ejector rod 3 moves downwards in the sleeve 1, and drives the conical head 4 to extend out of the sleeve 1, then, the adjusting ejector rod 3 is rotated to enable the upper side through hole 7 to be correspondingly communicated with the plug bush 8, then the plug rod 6 penetrates through the plug bush 8 and the through hole 7 on one side, then the plug rod 6 is rotated by the aid of the torsion ring 9, the plug rod 6 drives the threaded head 10 to be in threaded connection with the plug bush 8 on the other side, so that the plug rod 6 is fixed on the sleeve 1, then, the ejector rod 3 and the sleeve 1 are relatively fixed, at the moment, the conical head 4 fixedly extends out of the sleeve 1 and is combined with the helical blade 2 to form a drill shape, then, the sampling device can be vertically placed on the ground, the ground contact plate 13 is in contact with the ground, then two feet step on the ground contact plate 13, the operating rod 5 is rotated, the operating rod 5 drives the ejector rod 3 to rotate, and drives the sleeve 1 to rotate by the torque transmitted by the plug rod 6, the sleeve 1 and the internal thread sleeve 11 generate a thread feeding effect to move downwards, the conical head 4 is firstly contacted with the ground, then the helical blade 2 is contacted with the ground and generates a helical feeding effect to break the shallow soil, so that the sleeve 1 is easy to go deep into the ground;

when the sleeve 1 goes deep into the ground, the insert rod 6 is rotated reversely by the aid of the torsion ring 9, the insert rod 6 drives the thread head 10 to separate from the insert sleeve 8, the insert rod 6 is pulled out from the through hole 7 and the insert sleeve 8, the ejector rod 3 is restored to move in the sleeve 1 again, then the ejector rod 3 is pulled to move upwards by the operation rod 5, the ejector rod 3 drives the cone head 4 to retract upwards into the sleeve 1, a cavity is formed at the lower end of the sleeve 1, meanwhile, the ejector rod 3 drives the other through hole 7 to be correspondingly communicated with the insert sleeve 8, the insert rod 6 passes through the through hole 7 and the insert sleeve 8 again and is fixed according to the principle process, the ejector rod 3 is fixed with the cone head 4, at the moment, the sleeve 1 is rotated again, the sleeve 1 moves downwards deeply and samples soil by the aid of the cavity, after sampling, the sleeve 1 is rotated reversely and taken out from the ground, then the cone head 4 is extended out of the sleeve 1 according to the principle process again, the soil sample in the cavity can be pushed out by the way.

Claims

1. A deep soil sampling device, includes sleeve pipe (1), its characterized in that: the lower end of the sleeve (1) is fixedly provided with a helical blade (2), the sleeve (1) is internally provided with a push rod (3) in a sliding manner, the lower end of the push rod (3) is provided with a conical head (4) capable of extending out of or retracting into the sleeve (1), the upper end of the push rod (3) is provided with a limiting component used for limiting relative movement between the push rod and the sleeve (1), the limiting component comprises an inserted link (6), the push rod (3) is provided with two through holes (7) matched with the inserted link (6), and the sleeve (1) is provided with an inserted sleeve (8) matched with the inserted link (6);

the two through holes (7) correspond to the plug bushes (8) when the conical head (4) extends out of or retracts into the sleeve (1) respectively.

2. The deep soil sampling device of claim 1, wherein: the sleeve (1) and the ejector rod (3) are both cylindrical, and the inner diameter of the sleeve (1) is equal to the outer diameter of the ejector rod (3).

3. The deep soil sampling device of claim 1, wherein: and the upper end of the ejector rod (3) is fixedly provided with an operating rod (5).

4. The deep soil sampling device of claim 1, wherein: one end of the inserted rod (6) is provided with a torsion ring (9), the other end of the inserted rod is provided with a thread head (10), and the thread head (10) is in threaded connection with one of the inserted sleeves (8).

5. The deep soil sampling device of claim 1, wherein: the utility model discloses a board, including sleeve pipe (1), internal thread cover (11) has been cup jointed to sleeve pipe (1) external screw thread, internal thread cover (11) external fixation cover has been met plate body (12), plate body (12) lower extreme symmetry is provided with two and touches floor (13), it sets up to "L" font to touch floor (13).

6. The deep soil sampling device of claim 5, wherein: the sleeve is characterized in that an external thread matched with the internal thread sleeve (11) is arranged on the sleeve (1), and a baffle ring (14) is arranged at the starting position of the external thread on the sleeve (1).