CN218823304U

CN218823304U - Soil sampler for soil detection

Info

Publication number: CN218823304U
Application number: CN202222824089.6U
Authority: CN
Inventors: 许旻
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-07
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a soil testing uses geotome, including being pipy sleeve, the handrail frame is installed to the sleeve upside, and the sleeve inside wall has cup jointed the holding piece that two symmetries set up, and the holding piece cross-section is circular-arc, and the sleeve upside is connected with the polished rod, and the rod cover that cup joints the polished rod is installed to holding piece upside, and two holding pieces realize that the centre gripping removes through the sliding fit of rod cover with the polished rod, accomplish the centre gripping cooperation through two holding pieces of drive shaft drive. Because the soil layer is soft, can drive the drive shaft and rotate, the drive shaft rotates and links two holding pieces relative movement simultaneously, is located the inboard holding piece of sleeve and is close to each other and accomplishes the operation of centre gripping soil, makes soft soil layer become compact under the clamping-action, takes out the surface soil layer smoothly when extracting the sleeve, keeps the integrality of soil.

Description

Soil sampler for soil detection

Technical Field

The utility model belongs to the technical field of geology check out test set, especially, relate to a geotome is used in soil detection.

Background

The soil sampler is used for extracting undisturbed soil of lower layer test soil as a sample to know the property of the undisturbed soil, and sometimes even sampling original soil at a deeper position in order to know more basic layer properties and obtain physical and mechanical property indexes of the basic soil in engineering geological exploration and exploration work, and the soil sampler is called as a soil sampler.

The existing soil sampler is provided with a sleeve and a handle, the sleeve is pressed into a soil layer through the handle and is lifted upwards, and the soil on the ground surface is brought out through the friction force of the sleeve for testing. For a general earth surface with soft soil, the sleeve of the soil sampler cannot smoothly take out a soil layer due to poor adhesion between soils, or the taken out soil layer is incomplete, so that a large test error is caused. Therefore, the utility model discloses mainly be according to the characteristics of current geotome, install clamping device additional, improve the function of fetching earth of soft soil.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soil sampler for soil detection mainly is according to the characteristics of current soil sampler, installs clamping device additional, improves the function of fetching earth of mollisol.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

a soil sampler for soil detection comprises a tubular sleeve, wherein a hand rack is arranged on the upper side of the sleeve, the hand rack comprises a first cross rod and a second cross rod which are parallel to each other, and a vertical rod is supported between the first cross rod and the second cross rod;

the inner side wall of the sleeve is sleeved with two symmetrically arranged clamping pieces, the sections of the clamping pieces are circular arc-shaped, the two clamping pieces form a tubular shape, the upper side of the sleeve is connected with a polished rod, a rod sleeve sleeved with the polished rod is arranged on the upper side of each clamping piece, and the two clamping pieces are in sliding fit with the polished rod through the rod sleeve to realize clamping movement;

install the drive shaft between first horizontal pole and the second horizontal pole, the drive shaft lower extreme passes through the switching structure with the upside of two holding pieces to be connected, accomplishes the centre gripping cooperation through two holding pieces of drive shaft drive.

Further, the switching structure includes the connecting rod, the articulated centre gripping piece of one end of connecting rod, the other end of connecting rod articulates the drive shaft lower extreme.

Further, the drive shaft runs through first horizontal pole and second horizontal pole, the axle sleeve that supplies the drive shaft to pass is installed to first horizontal pole correspondence, the position that the corresponding drive shaft of second horizontal pole passed is installed the screw thread cover, the part that the drive shaft passed the screw thread cover has the external screw thread, screw-thread fit.

Further, a handwheel disk is mounted at the upper end of the driving shaft.

Further, the underside of the sleeve is serrated.

Furthermore, the part of the sleeve corresponding to the sawtooth shape is provided with a thickening layer, and a step groove is arranged between the thickening layer and the inner side wall of the sleeve.

The utility model discloses following beneficial effect has: the clamping pieces are equivalent to a telescopic internal locking structure, the sleeve is pressed through the hand frame, the sleeve is pressed into a surface soil layer, the driving shaft can be driven to rotate due to the fact that the soil layer is soft, the driving shaft rotates and is simultaneously linked with the two clamping pieces to move relatively, the clamping pieces located on the inner side of the sleeve are close to each other to complete the operation of clamping soil, the soft soil layer becomes compact under the clamping effect, the surface soil layer is smoothly taken out when the sleeve is pulled out, and the integrity of the soil is kept.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments will be briefly described below.

FIG. 1: the utility model discloses have the enlarged schematic structure of part.

FIG. 2 is a schematic diagram: the utility model discloses have the enlarged schematic structure of part.

FIG. 3: the utility model discloses have the enlarged schematic structure of part.

In the drawings, the components represented by the respective reference numerals are listed below: the device comprises a sleeve 1, a first cross rod 3, a second cross rod 4, a vertical rod 6, a clamping piece 2, a polished rod 11, a rod sleeve 21, a driving shaft 5, a connecting rod 51, a shaft sleeve 31, a threaded sleeve 41, a hand wheel disc 52 and a thickening layer 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

As shown in fig. 1-3: a soil sampler for soil detection comprises a tubular sleeve 1, wherein a hand rack is arranged on the upper side of the sleeve 1, the hand rack comprises a first cross rod 3 and a second cross rod 4 which are parallel to each other, and a vertical rod 6 is supported between the first cross rod 3 and the second cross rod 4; the number of the vertical rods is two, a rectangular frame is formed between the first cross rod and the second cross rod and between the two vertical rods, the first cross rod is provided with an extending part corresponding to the vertical rods and used for holding the hand parts and is sleeved with the leather sleeve, and the second cross rod is provided with an extending part corresponding to the vertical rods and used for exerting force by pedaling. The vertical rod extends downwards and is fixed on the upper side of the sleeve.

The inner side wall of the sleeve 1 is sleeved with two symmetrically arranged clamping pieces 2, the cross sections of the clamping pieces 2 are arc-shaped, the two clamping pieces 2 form a tubular shape, the upper side of the sleeve 1 is connected with a polished rod 11, the upper side of the clamping pieces 2 is provided with a rod sleeve 21 sleeved with the polished rod 11, and the two clamping pieces 2 are in clamping movement through the sliding fit of the rod sleeve 21 and the polished rod 11; the polished rod is two, and is parallel to each other, and as the slide rail, the clamping piece passes through the spacing installation in polished rod of rod cover, makes the clamping piece can horizontal migration under driving force effect, and the relative close or keep away from accomplishes the centre gripping operation.

Install drive shaft 5 between first horizontal pole 3 and the second horizontal pole 4, the 5 lower extremes of drive shaft passes through the switching structure with the upside of two holding pieces 2 and is connected, accomplishes the centre gripping cooperation through two holding pieces 2 of drive shaft 5 drive.

The utility model discloses in, the holding piece is equivalent to telescopic inside locking structure, presses the sleeve through hand frame, makes the sleeve surface soil layer of impressing, because the soil layer is soft, can drive the drive shaft and rotate, and the drive shaft rotates two holding piece relative movement that link simultaneously, is located the operation that the inboard holding piece of sleeve is close to completion centre gripping soil each other, makes soft soil layer become compact under the clamping-action, takes out the surface soil layer smoothly when extracting the sleeve, keeps the integrality of soil.

As shown in fig. 1-2: the switching structure comprises a connecting rod 51, one end of the connecting rod 51 is hinged with the clamping piece 2, and the other end of the connecting rod 51 is hinged with the lower end of the driving shaft 5. The lower extreme of drive shaft still has the disk, has the hinge sleeve, and the corresponding end of connecting rod has the articulated shaft, and the other end of connecting rod and the articulated end of clamping piece are the hinge sleeve, and the polished rod is two, is connected with the articulated shaft between two polished rods, and the in-process that reciprocates when the drive shaft, the drive shaft is close to each other or is kept away from with the clamping piece.

As shown in fig. 2: the driving shaft 5 penetrates through the first cross rod 3 and the second cross rod 4, the first cross rod 3 is correspondingly provided with a shaft sleeve 31 for the driving shaft to penetrate through, the second cross rod 4 is correspondingly provided with a threaded sleeve 41 at the position where the driving shaft penetrates through, and the part of the driving shaft 5 penetrating through the threaded sleeve 41 is provided with external threads which are matched with the threads. Through rotating the drive shaft, drive shaft and thread bush cooperation, the in-process of rotating the drive shaft, the drive shaft takes place displacement from top to bottom. A hand wheel disc 52 is mounted on the upper end of the drive shaft 5.

As shown in fig. 3: the underside of the sleeve 1 is serrated. The pressure intensity of the contact surface is increased, and the sleeve is used for rotating and smoothly inserted into the ground surface. The sleeve 1 is provided with a thickening layer 12 corresponding to the serrated part, and a step groove is formed between the thickening layer 12 and the inner side wall of the sleeve 1. The stepped groove is used for accommodating the clamping piece part, when the sleeve is inserted into a soil layer, the resistance caused by the fact that the clamping piece is in front contact with the soil layer is reduced, the thickening layer can also improve the strength of the insertion end of the sleeve, and deformation is prevented.

The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application.

Claims

1. The utility model provides a geotome for soil detection which characterized in that:

the walking frame comprises a tubular sleeve (1), wherein a walking frame is arranged on the upper side of the sleeve (1), the walking frame comprises a first cross rod (3) and a second cross rod (4) which are parallel to each other, and a vertical rod (6) is supported between the first cross rod (3) and the second cross rod (4);

the inner side wall of the sleeve (1) is sleeved with two symmetrically arranged clamping pieces (2), the cross sections of the clamping pieces (2) are arc-shaped, the two clamping pieces (2) form a tubular shape, the upper side of the sleeve (1) is connected with a polished rod (11), the upper side of each clamping piece (2) is provided with a rod sleeve (21) sleeved with the polished rod (11), and the two clamping pieces (2) are in sliding fit with the polished rod (11) through the rod sleeves (21) to realize clamping movement;

install drive shaft (5) between first horizontal pole (3) and second horizontal pole (4), drive shaft (5) lower extreme passes through the switching structure with the upside of two holding pieces (2) and is connected, accomplishes the centre gripping cooperation through two holding pieces (2) of drive shaft (5) drive.

2. The soil sampler for soil detection according to claim 1, wherein: the switching structure comprises a connecting rod (51), one end of the connecting rod (51) is hinged to the clamping piece (2), and the other end of the connecting rod (51) is hinged to the lower end of the driving shaft (5).

3. The soil sampler for soil detection according to claim 1 or 2, wherein: the driving shaft (5) penetrates through the first cross rod (3) and the second cross rod (4), the first cross rod (3) is correspondingly provided with a shaft sleeve (31) for the driving shaft to penetrate through, the second cross rod (4) is provided with a threaded sleeve (41) corresponding to the position where the driving shaft penetrates through, and the part, penetrating through the threaded sleeve (41), of the driving shaft (5) is provided with external threads and is in threaded fit with the external threads.

4. The soil sampler for soil detection according to claim 3, wherein: and a hand wheel disc (52) is arranged at the upper end of the driving shaft (5).

5. The soil sampler for soil detection according to claim 1, wherein: the lower side of the sleeve (1) is serrated.

6. The soil sampler for soil detection according to claim 5, wherein: the sleeve (1) is provided with a thickening layer (12) corresponding to the serrated part, and a step groove is formed between the thickening layer (12) and the inner side wall of the sleeve (1).