CN216050817U

CN216050817U - Sampler for geotechnical surveying

Info

Publication number: CN216050817U
Application number: CN202122034262.8U
Authority: CN
Inventors: 赵梯; 张渊; 高海军; 杨红根; 白红芬
Original assignee: Henan Huaxing Survey Design And Research Institute Co ltd
Current assignee: Henan Huaxing Survey Design And Research Institute Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-15
Anticipated expiration: 2031-08-26

Abstract

The application relates to the technical field of geotechnical surveying, in particular to a sampler for geotechnical surveying, which comprises a cylinder body, wherein an installation table is connected in the cylinder body in a sliding manner along the vertical direction, a motor is arranged on the installation table, an output shaft of the motor extends along the vertical direction and is provided with a drill rod, and a sampling groove is arranged on the drill rod; the outer wall of the barrel is circumferentially provided with a plurality of accommodating grooves, supporting plates for supporting on the ground are rotatably embedded in the accommodating grooves, and the supporting plates are rotatably connected to the wall of each accommodating groove through horizontal shafts; the cover that slides on the barrel is equipped with and is used for compressing tightly the backup pad subaerial lantern ring, when the backup pad sinks to accomodating the inslot, the inner wall of the lantern ring is contradicted in all backup pads of accomodating the inslot. This application can improve the inconvenient problem of accomodating transportation of present sampler.

Description

Sampler for geotechnical surveying

Technical Field

The application relates to the technical field of geotechnical surveying, in particular to a sampler for geotechnical surveying.

Background

Geotechnical engineering exploration is a technical means for finding out basic characteristics and spatial distribution of subsurface geotechnical bodies, underground water and adverse geological effects; in the field exploration process, rock, soil and underground water samples meeting various specific quality requirements are sampled by using a certain technical means.

Current ground test sampler generally includes the support, slides along vertical direction on the support and is connected with the mount table, installs the motor on the mount table, is equipped with the drilling rod on the output shaft of motor, is equipped with the sample groove on the drilling rod. In the sampling process, the support is supported on the ground, the motor drives the drill rod to rotate, and the mounting table slides downwards, so that the drill rod penetrates deep into the ground to perform rock and soil sampling.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: for the stability of assurance drilling rod when the sample, the volume of support is great usually for the storage and transportation of sampler all is quite inconvenient, consequently needs the improvement.

Disclosure of Invention

In order to improve the inconvenient problem of accomodating the transportation of present sampler, this application provides a geotechnical survey uses sampler.

The application provides a sampler for geotechnical survey adopts following technical scheme: a sampler for geotechnical investigation comprises a cylinder body, wherein an installation platform is connected in the cylinder body in a sliding mode along the vertical direction, a motor is arranged on the installation platform, an output shaft of the motor extends along the vertical direction and is provided with a drill rod, and a sampling groove is formed in the drill rod; the outer wall of the barrel is circumferentially provided with a plurality of accommodating grooves, supporting plates for supporting on the ground are rotatably embedded in the accommodating grooves, and the supporting plates are rotatably connected to the wall of each accommodating groove through horizontal shafts; the cover that slides on the barrel is equipped with and is used for compressing tightly the backup pad subaerial lantern ring, when the backup pad sinks to accomodating the inslot, the inner wall of the lantern ring is contradicted in all backup pads of accomodating the inslot.

By adopting the technical scheme, when the rock soil test sampling is carried out, the support plate is firstly overturned downwards to abut against the ground, and then the lantern ring slides downwards to be pressed on the upper surface of the support plate, so that the support plate is limited and fixed, and the stability of the barrel is improved; then the workman will slide the mount table downwards to the starter motor for the drilling rod rotation moves downwards, and the ground will enter into in the sample groove. After rock sampling is completed, the mounting table is slid upwards to separate the drill rod from the ground; the lantern ring that upwards slides again to rotate the backup pad and imbed the holding inslot, then the gliding lantern ring, make the inner wall of the lantern ring contradict in all holding inslot's backup pad, the backup pad will be fixed by spacingly at this moment and hold the inslot, has reduced the volume of sampler, has improved the inconvenient problem of the transportation of accomodating of present sampler.

Optionally, the support plate is provided with a plug pin in a sliding penetrating manner, the axis of the plug pin is perpendicular to the upper surface of the support plate, and the sliding direction of the plug pin is the same as the axial direction of the plug pin.

Through adopting above-mentioned technical scheme, when the backup pad supported on subaerial, push down and insert the nail, can make and insert the nail and insert in the ground to the stability of barrel has been improved.

Optionally, when the supporting plate abuts against the ground, the plug pins are located on the movement track of the lantern ring.

Through adopting above-mentioned technical scheme, when the lantern ring gliding compresses tightly in backup pad upper surface, the lantern ring still will be impressed the peg to the ground in, has made things convenient for the spacing fixed of barrel.

Optionally, a groove is formed in the supporting plate, a spring for enabling the lower end of the inserted nail to be higher than the lower surface of the supporting plate is arranged in the groove, and two ends of the spring are connected to the inserted nail and the groove wall of the groove respectively.

By adopting the technical scheme, after the plug pin is pressed into the ground by the lantern ring, the spring is in a deformation state; when the lantern ring slides upwards, the spring will recover gradually to natural state and impel the peg to break away from the ground, has made things convenient for the storage transportation of sampler.

Optionally, the outer wall of barrel circumference is equipped with a plurality of confessions and inserts the nail and rotate the wearing and establishing groove of wearing to establish, and wearing and establishing groove communicates inside the barrel.

By adopting the technical scheme, when the supporting plate is accommodated in the accommodating groove, the inserting nail penetrates through the penetrating groove, and the accommodating of the inserting nail is realized; and the one end of inserting the nail and keeping away from in the backup pad will stretch into in the barrel for insert the nail and can use longer length, further improved the stability of barrel.

Optionally, the lantern ring is provided with a bolt in a threaded fit manner, and the outer wall of the barrel is provided with an embedding groove for embedding the bolt pressed on the lantern ring on the upper surface of the supporting plate.

Through adopting above-mentioned technical scheme, when the lantern ring compresses tightly in backup pad upper surface and peg graft the upper end, the bolt will rotate to be embedded into and inlay and establish the inslot for the lantern ring is spacing fixed, has improved the stability of backup pad and peg graft.

Optionally, be equipped with the spout that communicates in the barrel inside on the outer wall of barrel, be equipped with on the mount table along the vertical direction slip inlay establish the slide bar in the spout, the one end of slide bar stretches out outside the barrel, is equipped with the breach that supplies the slide bar to wear to establish along the vertical direction slip on the lantern ring.

Through adopting above-mentioned technical scheme, the pulling slide bar stretches out the outer one end of spout, can make the mount table go up and down in the barrel, has made things convenient for the sample of ground.

Optionally, a pull ring is arranged at one end of the sliding rod extending out of the cylinder body.

To sum up, the application comprises the following beneficial technical effects:

1. after rock sampling is completed, the mounting table is slid upwards to separate the drill rod from the ground; the lantern ring is slid upwards, the supporting plates are rotatably embedded into the containing grooves, then the lantern ring is slid downwards, the inner wall of the lantern ring is abutted against the supporting plates in all the containing grooves, and the supporting plates are limited and fixed in the containing grooves, so that the size of the sampler is reduced, and the problem that the conventional sampler is inconvenient to contain and transport is solved;

2. when the lantern ring slides downwards and is pressed on the upper surface of the supporting plate, the lantern ring also presses the plug pin into the ground, so that the limiting and fixing of the cylinder are facilitated;

3. when the lantern ring compresses tightly in backup pad upper surface and insert the nail upper end, the bolt will rotate to imbed and establish the inslot for the lantern ring is spacing fixed, has improved the stability of backup pad and insert the nail.

Drawings

FIG. 1 is a schematic diagram of the overall structure in the embodiment of the present application;

FIG. 2 is a schematic sectional view of the whole of the embodiment of the present application;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

fig. 4 is a schematic structural view showing a barrel and a collar in the embodiment of the present application.

Reference numerals: 1. a barrel; 11. a chute; 12. a receiving groove; 13. a collar; 131. a bolt; 14. embedding a groove; 15. a groove is arranged in a penetrating way; 2. an installation table; 21. a motor; 22. a drill stem; 221. a sampling groove; 23. a slide bar; 24. a pull ring; 3. a support plate; 31. a horizontal axis; 32. inserting a nail; 33. a groove; 34. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a sampler for geotechnical survey. As shown in fig. 1 and 2, a sampler for geotechnical surveying comprises a vertically arranged cylinder 1, wherein an installation table 2 is embedded in the cylinder 1 in a sliding manner along the vertical direction, a motor 21 is fixed on the upper surface of the installation table 2, an output shaft of the motor 21 extends along the vertical direction and is rotatably arranged on the installation table 2 in a penetrating manner, a vertically arranged drill rod 22 is fixed at the lower end of the output shaft of the motor 21, and a sampling groove 221 is formed in the drill rod 22; a sliding rod 23 is fixed on the side wall of the mounting platform 2, a sliding groove 11 communicated with the inside of the cylinder 1 is formed in the outer wall of the cylinder 1, the sliding rod 23 is embedded in the sliding groove 11 in a sliding mode along the vertical direction, and one end of the sliding rod 23 extends out of the cylinder 1 and is fixed with a pull ring 24. The installation platform 2 can be driven to lift through the pull ring 24, and the motor 21 can drive the drill rod 22 to rotate, so that the drill rod 22 goes deep into the ground, and rock soil enters the sampling groove 221.

As shown in fig. 2 and 3, a plurality of receiving grooves 12 are circumferentially formed on the outer wall of the cylinder 1, a supporting plate 3 is rotatably embedded in the receiving grooves 12, and the supporting plate 3 is rotatably connected to the wall of the receiving groove 12 through a horizontal shaft 31. When carrying out ground test sample, backup pad 3 will overturn downwards and contradict in ground, has guaranteed the stability of barrel 1.

As shown in fig. 1 and 4, a lantern ring 13 is slidably sleeved on the cylinder 1, and the lantern ring 13 is pressed on the upper surfaces of all the support plates 3, so that the stability of the support plates 3 is improved; threaded fit has bolt 131 on the lantern ring 13, is equipped with on the outer wall of barrel 1 and inlays and establish groove 14, and bolt 131 can be rotatory to be embedded into and establish in groove 14 for compress tightly and locked in the lantern ring 13 of backup pad 3, improved the stability of lantern ring 13.

As shown in fig. 2 and 3, the support plate 3 is slidably provided with a plug pin 32, an axis of the plug pin 32 is perpendicular to the upper surface of the support plate 3, and a sliding direction of the plug pin 32 is the same as an axial direction thereof. When the collar 13 slides down and is pressed on the upper surface of the support plate 3, the collar 13 also presses the plug pins 32 into the ground, thereby improving the stability of the support plate 3.

The supporting plate 3 is provided with a groove 33, a spring 34 is arranged in the groove 33, and two ends of the spring 34 are respectively connected with the groove walls of the inserting nail 32 and the groove 33. When the plug pin 32 is inserted into the ground, the spring 34 will be in a compressed state.

As shown in fig. 2 and 4, a plurality of through grooves 15 for the corresponding insertion pins 32 to rotatably penetrate are circumferentially arranged on the outer wall of the cylinder 1, and the through grooves 15 are communicated with the inside of the cylinder 1. After the rock sampling is finished, the mounting table 2 is firstly slid upwards, so that the drill rod 22 is separated from the ground; sliding collar 13 upwards again, spring 34 will gradually return to its natural state and urge peg 32 out of the ground; then the support plate 3 is rotatably embedded into the accommodating groove 12, the inserting nail 32 is rotatably arranged in the penetrating groove 15, and one end of the inserting nail 32 extends into the barrel 1, so that the support plate 3 and the inserting nail 32 are accommodated; following the lantern ring 13 that slides for the inner wall of lantern ring 13 is contradicted in all backup pads 3 of accomodating in groove 12, and backup pad 3 and plug pin 32 will be spacing fixed this moment, have reduced the volume of sampler, have improved the inconvenient problem of accomodating the transportation of present sampler.

The implementation principle of the sampler for geotechnical surveying in the embodiment of the application is as follows: when carrying out rock-soil test sampling, firstly, the support plate 3 is overturned downwards to be abutted against the ground, then the lantern ring 13 slides downwards, the lantern ring 13 presses the inserted nail 32 into the ground, and the lantern ring 13 is tightly pressed on the upper surface of the support plate 3, so that the support plate 3 is limited and fixed, and the stability of the cylinder body 1 is improved; the worker will then slide the mounting table 2 downward and activate the motor 21 so that the drill rod 22 is rotated downward and the rock soil will enter the sampling slot 221.

After the rock sampling is finished, the mounting table 2 is firstly slid upwards, so that the drill rod 22 is separated from the ground; sliding collar 13 upwards again, spring 34 will gradually return to its natural state and urge peg 32 out of the ground; then the support plate 3 is rotatably embedded into the containing groove 12, the inserting nail 32 is rotatably arranged in the through groove 15, and one end of the inserting nail 32 extends into the barrel 1; following the lantern ring 13 that slides for the inner wall of lantern ring 13 is contradicted in all backup pads 3 of accomodating in groove 12, and backup pad 3 and plug pin 32 will be spacing fixed this moment, have reduced the volume of sampler, have improved the inconvenient problem of accomodating the transportation of present sampler.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A geotechnical survey uses sampler which characterized in that: the device comprises a cylinder body (1), wherein an installation platform (2) is connected in the cylinder body (1) in a sliding manner along the vertical direction, a motor (21) is arranged on the installation platform (2), an output shaft of the motor (21) extends along the vertical direction and is provided with a drill rod (22), and a sampling groove (221) is formed in the drill rod (22); a plurality of accommodating grooves (12) are circumferentially arranged on the outer wall of the barrel body (1), supporting plates (3) which are used for supporting the ground are rotatably embedded in the accommodating grooves (12), and the supporting plates (3) are rotatably connected to the groove walls of the accommodating grooves (12) through horizontal shafts (31); the barrel (1) is sleeved with a lantern ring (13) used for pressing the supporting plate (3) on the ground in a sliding mode, and when the supporting plate (3) sinks into the accommodating groove (12), the inner wall of the lantern ring (13) abuts against the supporting plates (3) in all the accommodating grooves (12).

2. The sampler for geotechnical investigation of claim 1, characterized in that: the supporting plate (3) is provided with inserting nails (32) in a sliding penetrating mode, the axis of each inserting nail (32) is perpendicular to the upper surface of the supporting plate (3), and the sliding direction of each inserting nail (32) is the same as the axial direction of the corresponding inserting nail.

3. The sampler for geotechnical investigation of claim 2, characterized in that: when the support plate (3) is abutted against the ground, the inserted nail (32) is positioned on the motion track of the lantern ring (13).

4. A sampler for geotechnical surveying according to claim 3, characterised in that: the supporting plate (3) is provided with a groove (33), a spring (34) which enables the lower end of the inserted nail (32) to be higher than the lower surface of the supporting plate (3) is arranged in the groove (33), and two ends of the spring (34) are respectively connected to the groove walls of the inserted nail (32) and the groove (33).

5. A sampler for geotechnical surveying according to claim 3, characterised in that: the outer wall of barrel (1) is gone up circumference and is equipped with a plurality of confessions and insert through the groove (15) that wear to establish that nail (32) rotate, wears to establish groove (15) and communicates in barrel (1) inside.

6. The sampler for geotechnical investigation of claim 4, characterized in that: the screw-thread fit has bolt (131) on lantern ring (13), is equipped with on the outer wall of barrel (1) and supplies to compress tightly to inlay groove (14) of establishing that inlays of bolt (131) on lantern ring (13) of backup pad (3) upper surface.

7. The sampler for geotechnical investigation of claim 1, characterized in that: be equipped with on the outer wall of barrel (1) and communicate in inside spout (11) of barrel (1), be equipped with on mount table (2) along vertical direction slip inlay slide bar (23) of establishing in spout (11), the one end of slide bar (23) is stretched out outside barrel (1), is equipped with on the lantern ring (13) and supplies slide bar (23) to slide along vertical direction and wear to establish the breach.

8. The sampler for geotechnical investigation of claim 7, characterized in that: and one end of the sliding rod (23) extending out of the cylinder body (1) is provided with a pull ring (24).