CN112504734A

CN112504734A - Drilling and sampling device for non-viscous soil layer

Info

Publication number: CN112504734A
Application number: CN202011469794.8A
Authority: CN
Inventors: 赵刚
Original assignee: Individual
Current assignee: Hengjin Design Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-03-16
Anticipated expiration: 2040-12-15
Also published as: CN112504734B

Abstract

The invention provides a drilling and sampling device for a non-viscous soil layer, and relates to the field of soil layer sampling. This non-viscidity soil horizon creeps into sampling device, including the hammering board, the inside sampling tube of pegging graft of hammering board, the lower extreme of sampling tube is located the below of hammering board, and the inner circle of hammering board is pegged graft and is had first baffle and second baffle, and first baffle is located the inside of second baffle, first baffle and sampling tube sliding connection, the inner circle sliding connection of second baffle and hammering board. This non-viscidity soil horizon creeps into sampling device and passes through power device and exert decurrent power to the hammering board and can insert the sampler barrel in earth, because the cross sectional shape of sampler barrel is semi-circular, and its lower extreme is most advanced column structure, so the inside of the entering earth that the sampler barrel can be smooth, and earth can get into the inside of its semi-circle cylinder, the control pneumatic cylinder extends and drives the atress board and move down, prevent the effect that earth dropped when having reached the sample, the problem of the less soil sampling of the sampling device unsuitable viscidity of prior art has been solved.

Description

Drilling and sampling device for non-viscous soil layer

Technical Field

The invention relates to the field of soil layer sampling, in particular to a drilling and sampling device for a non-viscous soil layer.

Background

Geological exploration refers to investigation and research activities of surveying and detecting geology through various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum, and calculating foundation parameters. The method is to find an industrially significant mineral deposit in mineral census, provide mineral reserves and geological data required by mine construction design for finding out the quality and quantity of the mineral and technical conditions of mining and utilization, and carry out investigation and research work on geological conditions such as rocks, strata, structures, mineral products, hydrology, landforms and the like in a certain area.

Because some special soil is comparatively soft, the caking power is little, at the promotion in-process, the sample in the sampler can receive the effect whereabouts of gravity, leads to getting the sample few, the layering is not obvious etc. even if there is some to remain in the sampler, also can influence technical staff's judgement.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a non-sticky soil layer drilling and sampling device, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a non-viscidity soil horizon creeps into sampling device, includes the hammering board, the inside sampling tube of pegging graft of hammering board, the lower extreme of sampling tube is located the below of hammering board, and the inner circle of hammering board is pegged graft and is had first baffle and second baffle, and first baffle is located the inside of second baffle, first baffle and sampling tube sliding connection, the inner circle sliding connection of second baffle and hammering board.

The slot has been seted up to the bottom surface of sampling tube, the inside of slot is pegged graft and is had the fender board, two arc walls rather than inside intercommunication are seted up to the periphery of sampling tube, slot and arc wall intercommunication, both ends are all fixed to peg graft and are had the round pin axle around the fender board, the round pin axle is pegged graft in the inside of arc wall and rather than sliding connection, two perpendicular grooves have been seted up to the upper surface of sampling tube, the lower extreme in two perpendicular grooves all communicates with the inside of slot, the inside in two perpendicular grooves all is pegged graft and is had the slide bar, the connecting rod is all installed to the bottom of two slide bars, the one end that two slide bars were kept away from to two connecting rods is all articulated with the upper end of fender board, the upper end of two slide bars is located the top of sampling tube, through atress board fixed connection between the upper end of two slide bars, the fixed mounting of.

A plurality of L type groove has all been seted up to the right flank left and right sides wall of sampling tube, and the inside in L type groove is all pegged graft and is had the closing plate, and the closing plate is close to the one end and the L type groove sealing connection of erecting the groove, the other end in the L type groove of the left and right sides respectively with the perpendicular groove intercommunication of the left and right sides, the annular has all been seted up to the one end that the slide bar corresponds L type groove, and the inside position that is located L type groove lower extreme of erecting the groove has the oil scraper ring, and the slide bar runs.

Preferably, the hammering board is the loop configuration, and the cross section of sampling tube is semicircle ring structure, and the sampling tube sets up with the hammering board is concentric, and the surface of sampling tube is the same with the inner wall radian of hammering board.

Preferably, the right side both ends face of sampler barrel is the ladder face structure, and the cross section of first baffle is semi-circular structure, and first baffle sets up with the sampler barrel is concentric, and the lower extreme of sampler barrel is the inclined plane column structure.

Preferably, the slot is of an arc structure, and the radian of the slot is the same as that of the sampling cylinder.

Preferably, the soil blocking plate is of an arc-shaped structure, and the soil blocking plate and the slot are concentrically arranged.

Preferably, the left side of sampler barrel is seted up two and the inside intercommunication of slot place the hole, and two connecting rods correspond with two places the hole respectively, and two are placed the hole and are used the horizontal central line front and back symmetric distribution of sampler barrel, place the lower extreme in hole and the outside intercommunication of sampler barrel.

Preferably, the cross section of the vertical groove is circular, and the two vertical grooves are symmetrically arranged in front and back of the transverse center line of the sampling tube.

Preferably, the L-shaped groove is of an L-shaped structure, and the radian of the L-shaped groove is the same as that of the sampling barrel.

Compared with the prior art, the invention has the following beneficial effects:

1. the non-sticky soil layer drilling sampling device applies downward force to the hammering plate through the power device to insert the sampling cylinder into soil, the cross section of the sampling cylinder is semicircular, and the lower end of the sampling cylinder is of a pointed structure, so that the sampling cylinder can smoothly enter the soil, the soil can enter the semicircular cylinder, when sampling is finished, the hydraulic cylinder is controlled to extend to drive the stress plate to move downwards, the stress plate pushes the two slide rods to move downwards when moving downwards, the slide rods push the connecting rods to drive the retaining plate to move, when the retaining plate moves, the pin shaft can move along the arc-shaped groove, at the moment, the retaining plate can turn over, the slide rods can drive the retaining plate to turn over when continuing to move downwards, the retaining plate is perpendicular to the sampling cylinder, so that the soil in the sampling cylinder can not fall off, at the moment, the sampling cylinder can be pulled out, and when the slide rods move downwards, the annular position of slide bar has been full of fluid, and when the slide bar moved for the oil scraper ring, the volume of annular reduced gradually, and fluid in the annular gets into the inside in L type groove, can promote the closing plate, and the closing plate is the L type, can carry out the layering to earth, prevents the effect that earth dropped when having reached the sample, has solved the problem that prior art's sampling device is unsuitable for the lower soil sampling of viscidity.

2. This non-viscidity soil horizon creeps into sampling device can make first baffle and sampler barrel constitute a telescopic shape through promoting first baffle, can realize the effect that the drum was got soil, and first baffle is motionless when promoting the second baffle, can protect inside soil, prevents when conveniently sending the detection that disordered's effect appears in soil.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of the structure of the present invention;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is a schematic view of a portion of the present invention;

FIG. 5 is a schematic view of the connection between the sealing plate and the sampling tube according to the present invention;

FIG. 6 is a schematic cross-sectional view of a sampling tube of the present invention;

fig. 7 is an enlarged view of the structure of fig. 6 at a according to the present invention.

Wherein, 1 hammering board, 2 sampling barrels, 3 first baffles, 4 second baffles, 5 slots, 6 retaining walls, 7 arc-shaped grooves, 8 round pins, 9 vertical grooves, 10 slide bars, 11 connecting rods, 12 stress plates, 13 hydraulic cylinders, 14L-shaped grooves, 15 sealing plates, 16 ring grooves, 17 oil slingers and 18 placing holes.

Detailed Description

As shown in fig. 1-7, a non-sticky soil layer drilling sampling device comprises a hammering plate 1, a sampling tube 2 is inserted into the hammering plate 1, the hammering plate 1 is of an annular structure, the cross section of the sampling tube 2 is of a semicircular structure, the sampling tube 2 and the hammering plate 1 are concentrically arranged, the outer surface of the sampling tube 2 has the same radian as the inner wall of the hammering plate 1, the hammering plate 1 can bear a power device in the prior art to hammer the hammering plate, the lower end of the sampling tube 2 is positioned below the hammering plate 1, a first baffle 3 and a second baffle 4 are inserted into the inner ring of the hammering plate 1, the first baffle 3 is positioned inside the second baffle 4, the first baffle 3 is slidably connected with the sampling tube 2, the second baffle 4 is slidably connected with the inner ring of the hammering plate 1, both right-side end faces of the sampling tube 2 are of a stepped surface structure, the cross section of the first baffle 3 is of a semicircular structure, and the first baffle 3 and the sampling tube 2 are concentrically arranged, the lower extreme of sampler barrel 2 is inclined plane column structure, and first baffle 3 can cooperate with the ladder face of sampler barrel 2.

The bottom surface of the sampling cylinder 2 is provided with a slot 5, the slot 5 is of an arc structure, the slot 5 has the same radian as the sampling cylinder 2, the inside of the slot 5 is inserted with a soil guard plate 6, the soil guard plate 6 is of an arc structure, the soil guard plate 6 and the slot 5 are concentrically arranged, the circumferential surface of the sampling cylinder 2 is provided with two arc grooves 7 communicated with the inside of the sampling cylinder 2, the slot 5 is communicated with the arc grooves 7, the front end and the rear end of the soil guard plate 6 are both fixedly inserted with a pin shaft 8, the pin shaft 8 is inserted in the arc grooves 7 and is in sliding connection with the arc grooves, the upper surface of the sampling cylinder 2 is provided with two vertical grooves 9, the lower ends of the two vertical grooves 9 are both communicated with the inside of the slot 5, the cross section of the vertical grooves 9 is circular, the two vertical grooves 9 are symmetrically arranged in front and rear of the transverse central line of the sampling cylinder 2, the inside of the two vertical grooves 9 is inserted with a slide rod 10, the bottom ends of the two slide, two placing holes 18 communicated with the inside of the slot 5 are formed in the left side face of the sampling tube 2, the two connecting rods 11 correspond to the two placing holes 18 respectively, the two placing holes 18 are symmetrically distributed around the transverse central line of the sampling tube 2, the lower end of each placing hole 18 is communicated with the outside of the sampling tube 2, the upper ends of the two sliding rods 10 are located above the sampling tube 2, the upper ends of the two sliding rods 10 are fixedly connected through a stress plate 12, a hydraulic cylinder 13 is fixedly installed at the left end of the upper surface of the hammering plate 1, and the output end of the hydraulic cylinder 13 is fixedly connected with the upper surface of the stress plate 12.

A plurality of L type groove 14 has all been seted up to the right flank left and right sides wall of sampling tube 2, L type groove 14 is L type structure, L type groove 14 is the same with the radian of sampling tube 2, closing plate 15 has all been pegged graft to L type groove 14's inside, closing plate 15 is close to the one end and the L type groove 14 sealing connection of vertical groove 9, the other end of the L type groove 14 of the left and right sides communicates with the vertical groove 9 of the left and right sides respectively, annular 16 has all been seted up to the one end that slide bar 10 corresponds L type groove 14, the inside of annular 16 has been filled with hydraulic oil, the equal fixed mounting in position that the inside of vertical groove 9 is located L type groove 14 lower extreme has slinger 17, slide bar 10 runs.

When the sampling device is used, the sampling cylinder 2 can be inserted into soil by applying a downward force to the hammering plate 1 through the power device, because the cross section of the sampling cylinder 2 is semicircular, and the lower end of the sampling cylinder is of a pointed structure, the sampling cylinder 2 can smoothly enter the soil, and the soil can enter the semicircular cylinder, when the sampling is finished, the control hydraulic cylinder 13 extends to drive the stress plate 12 to move downwards, the stress plate 12 pushes the two slide bars 10 to move downwards when moving downwards, the slide bars 10 push the connecting bars 11 to drive the soil retaining plate 6 to move, when the soil retaining plate 6 moves, the pin shaft 8 can move along the arc-shaped groove 7, at the moment, the soil retaining plate 6 can turn over, the slide bars 10 can drive the soil retaining plate 6 to turn over when continuing to move downwards, so that the soil in the sampling cylinder 2 can not fall off, and at the moment, the sampling cylinder 2 can be pulled out, slide bar 10 is moving down, slide bar 10's annular 16 position has been full of fluid, when slide bar 10 moved for oil scraper ring 17, the volume of annular 16 reduced gradually, fluid in the annular 16 gets into the inside in L type groove 14, can promote closing plate 15, closing plate 15 is the L type, can carry out the layering to earth, when promoting first baffle 3, can make first baffle 3 and sampling tube 2 constitute a telescopic shape, can realize the effect that the drum got soil, first baffle 3 is motionless, when promoting second baffle 4, can protect inside soil.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A non-sticky soil layer drilling sampling device comprises a hammering plate (1), and is characterized in that: a sampling cylinder (2) is inserted into the hammering plate (1), the lower end of the sampling cylinder (2) is positioned below the hammering plate (1), a first baffle (3) and a second baffle (4) are inserted into the inner ring of the hammering plate (1), the first baffle (3) is positioned inside the second baffle (4), the first baffle (3) is in sliding connection with the sampling cylinder (2), and the second baffle (4) is in sliding connection with the inner ring of the hammering plate (1);

the bottom surface of the sampling cylinder (2) is provided with a slot (5), a soil retaining plate (6) is inserted into the slot (5), the circumferential surface of the sampling cylinder (2) is provided with two arc-shaped grooves (7) communicated with the inner part of the sampling cylinder, the slot (5) is communicated with the arc-shaped grooves (7), pin shafts (8) are fixedly inserted into the front end and the rear end of the soil retaining plate (6), the pin shafts (8) are inserted into the arc-shaped grooves (7) and are in sliding connection with the arc-shaped grooves, the upper surface of the sampling cylinder (2) is provided with two vertical grooves (9), the lower ends of the two vertical grooves (9) are both communicated with the inner part of the slot (5), slide bars (10) are inserted into the inner parts of the two vertical grooves (9), connecting bars (11) are mounted at the bottom ends of the two slide bars (10), one ends of the two connecting bars (11), which are far away from the two slide bars (10), are both hinged with the upper end of the soil retaining, the upper ends of the two sliding rods (10) are fixedly connected through a stress plate (12), a hydraulic cylinder (13) is fixedly installed at the left end of the upper surface of the hammering plate (1), and the output end of the hydraulic cylinder (13) is fixedly connected with the upper surface of the stress plate (12);

a plurality of L type groove (14) have all been seted up to the right flank left and right sides wall of sampling tube (2), closing plate (15) have all been pegged graft to the inside in L type groove (14), closing plate (15) are close to the one end and L type groove (14) sealing connection of erecting groove (9), the other end in the L type groove (14) of the left and right sides communicates with the perpendicular groove (9) of the left and right sides respectively, annular (16) have all been seted up to the one end that slide bar (10) correspond L type groove (14), the equal fixed mounting in position that the inside of perpendicular groove (9) is located L type groove (14) lower extreme has slinger (17), slide bar (10) run through slinger (17) and rather than sealing connection.

2. The non-viscous earth formation drilling sampling device of claim 1, wherein: hammering board (1) is the loop configuration, and the cross section of sampling tube (2) is semicircle ring structure, and sampling tube (2) and hammering board (1) set up with one heart, and the surface of sampling tube (2) is the same with the inner wall radian of hammering board (1).

3. The non-viscous earth formation drilling sampling device of claim 1, wherein: the right side both ends face of sampler barrel (2) is the ladder face structure, and the cross section of first baffle (3) is semi-circular structure, and first baffle (3) and sampler barrel (2) set up with one heart, and the lower extreme of sampler barrel (2) is inclined plane column structure.

4. The non-viscous earth formation drilling sampling device of claim 1, wherein: the slot (5) is of an arc-shaped structure, and the radian of the slot (5) is the same as that of the sampling cylinder (2).

5. The non-viscous earth formation drilling sampling device of claim 1, wherein: the soil retaining plate (6) is of an arc-shaped structure, and the soil retaining plate (6) and the slots (5) are concentrically arranged.

6. The non-viscous earth formation drilling sampling device of claim 1, wherein: two placing holes (18) communicated with the inside of the slot (5) are formed in the left side face of the sampling tube (2), the two connecting rods (11) correspond to the two placing holes (18) respectively, the two placing holes (18) are symmetrically distributed in the front and back direction of the transverse central line of the sampling tube (2), and the lower end of each placing hole (18) is communicated with the outside of the sampling tube (2).

7. The non-viscous earth formation drilling sampling device of claim 1, wherein: the cross section of the vertical grooves (9) is circular, and the two vertical grooves (9) are symmetrically arranged in front and back of the transverse center line of the sampling tube (2).

8. The non-viscous earth formation drilling sampling device of claim 1, wherein: the L-shaped groove (14) is of an L-shaped structure, and the radian of the L-shaped groove (14) is the same as that of the sampling cylinder (2).