CN210597258U

CN210597258U - Geotechnical sampling device in geotechnical engineering

Info

Publication number: CN210597258U
Application number: CN201921341000.2U
Authority: CN
Inventors: 汪玉容; 潘昌仁; 李利丹
Original assignee: Kaili University
Current assignee: Kaili University
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-05-22
Anticipated expiration: 2029-08-19

Abstract

The utility model provides a geotechnical sampling device in geotechnical engineering, which comprises a sampling cylinder, a fixed seat, a track ring, an installation shell, a driving motor, a push rod, a driving gear and a fixing nail; the sampling tube penetrates through a limiting hole in the top surface of the fixed seat; the push rod is inserted in the sampling cylinder. The device's fixing base accessible staple is fixed on the ground of taking a sample, and pass the spacing hole of fixing base with the sampler barrel and fix the top of drill bit, make the device can not appear rocking at the initial stage of boring sample soil, solved the ground sampling device drill bit and not have the problem on corresponding structure with the fixed sample ground of drill bit, accomplish the sample back when sample soil, drive bulldozing the piece through promoting the push rod and push away inside sample ground, the taking out of sample soil has been made things convenient for, the problem that the inside sample ground of ground sampling device can not be taken out smoothly is solved, the device single can sample two pipe sample soil simultaneously, and the work efficiency is improved, the problem that current ground sampling device single sample quantity is less is solved.

Description

Geotechnical sampling device in geotechnical engineering

Technical Field

The utility model belongs to the technical field of ground sampling device, more specifically say, in particular to ground sampling device among geotechnical engineering.

Background

Geotechnical engineering investigation refers to finding out, analyzing and evaluating geology and environmental characteristics of a construction site and geotechnical engineering conditions according to requirements of construction engineering, and compiling activities of investigation files, wherein if the investigation work is not in place, adverse engineering geology problems are revealed, even if the design and construction of an upper structure reach high quality, the adverse engineering geology problems are not prevented from being damaged, and different types and different scales of engineering activities bring different degrees of influence on geological environment; on the contrary, different geological conditions bring different effects to engineering construction, and the aim of geotechnical engineering investigation is mainly to find out the engineering geological conditions, analyze existing geological problems and make engineering geological evaluation on the building region.

If the application number is: CN201720729872.0 discloses a sampling device for geotechnical investigation, which comprises a hollow probe rod, wherein a sampling sleeve is arranged at the bottom end of the hollow probe rod, and the top end of the sampling sleeve is connected with the bottom end of the hollow probe rod; the rear end of the conical probe is connected with a connecting rod, the connecting rod is positioned in the hollow probe rod, the connecting rod and the hollow probe rod form sliding fit, the upper end of the hollow probe rod is provided with hollow probe rod internal threads, the upper end of the connecting rod is provided with connecting rod external threads matched with the hollow probe rod internal threads, and the connecting rod moves upwards or downwards along the hollow probe rod through the matching of the hollow probe rod internal threads and the connecting rod external threads, so that the conical probe is driven to move upwards or downwards; the conical probe is arranged at the bottom end of the sampling sleeve, the diameter of the conical probe is equal to the inner diameter of the sampling sleeve, and the conical probe can slide up and down in the sampling sleeve. The utility model has the advantages of being simple in structure and convenient in operation, the sample is complete, effective.

Current ground sampling device generally once can only take a sample a tub of sample soil, and some experiments need multiunit sample soil to experiment simultaneously, so need sample many times when using current sampling device, the step is loaded down with trivial details, and when beginning the sample, because the drill bit does not have corresponding structure on with the fixed sample ground of drill bit, it rocks to appear easily with sampling device to bore initial stage drill bit, make the unable fine stabilising arrangement of sampling personnel, and the sample is accomplished the back, unable smooth takes out the inside sample ground of sampling device, use vibrations and the mode of drawing out sample soil destroy the structure of itself of sample soil easily, cause the experimental result inaccurate easily.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a geotechnical sampling device in geotechnical engineering is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a geotechnical sampling device among geotechnical engineering to solve the problem that current geotechnical sampling device single sample quantity is less, the drill bit does not have corresponding structure with on the fixed sample ground of drill bit, the inside sample ground of sampling device can not take out smoothly.

The utility model discloses geotechnical sampling device's purpose and efficiency among the geotechnical engineering are reached by following concrete technological means:

a geotechnical sampling device in geotechnical engineering comprises a sampling cylinder, a fixed seat, a track ring, an installation shell, a driving motor, a push rod, a driving gear and a fixing nail; the sampling tube penetrates through a limiting hole in the top surface of the fixed seat; the track ring penetrates through the sampling cylinder and is screwed and fixed at the bottom of the mounting shell through a screw; the rotating rod of the driving motor is clamped at the upper end of the shaft lever of the driving gear; the push rod is inserted in the sampling cylinder; the driving gear is movably connected inside the mounting shell; the fixing nails are inserted into the insertion holes on the periphery of the fixing seat in an interference manner.

Furthermore, a driven gear is arranged at the top of the sampling tube, the gear ratio of the driven gear to the driving gear is 2:1, and gear teeth of the driven gear and gear teeth of the driving gear are meshed with each other.

Furthermore, the bottom of the sampling tube is provided with a ground breaking tooth, and the inner wall of the ground breaking tooth is provided with a thread.

Furthermore, a bulldozing blade with the same inner diameter as the sampling cylinder is arranged at the bottom of the push rod.

Furthermore, the fixing base top surface is equipped with spacing hole, and the internal diameter in spacing hole equals with the external diameter of sampler barrel.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, the fixing base accessible staple of the device is fixed on the ground of taking a sample to pass the spacing hole of fixing base with the sampler barrel and fix the top of drill bit, make the device can not appear rocking bottom the initial stage sampler barrel boring the sample soil, make that the sampling personnel can be better with the stable sample operation that realizes of the device, improved the device's stability and practicality, solved the ground sampling device drill bit and not had corresponding structure with the drill bit fixed sample ground above the problem.

Secondly, the push rod of the device can increase along with the capacity of the ground in the sampling cylinder when the sampling cylinder drills sampling soil, and after sampling is completed to the sampling soil, the fixing base is extracted from the sampling cylinder, and the accessible promotes the push rod and drives the bulldozing piece to push out the sample ground inside, so that the sampling soil is taken out conveniently, the integrity of the sample ground is protected, the flexibility of the device is improved, and the problem that the sample ground in the ground sampling device cannot be taken out smoothly is solved.

Moreover, the device single can sample two pipe appearance soil simultaneously, has simplified the operation of sampling personnel, has alleviateed sampling personnel's work load, has improved work efficiency, solves the less problem of current ground sampling device single sample quantity.

The design of driven gear and driving gear makes the torsion of sampling tube more cooperate the tooth that breaks ground make the device when boring and get harder ground, and broken ground that can be smooth stretches into, and the screw thread of the tooth inner wall that breaks ground can take up the bottom of sample ground when extracting the sampling tube, has improved the adaptability of the device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic exploded view of the present invention.

Fig. 3 is a schematic structural diagram of the present invention in operation.

Fig. 4 is an enlarged schematic structural view of the a portion of the present invention.

Fig. 5 is an enlarged schematic structural view of the B portion of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a sampling tube; 2. a fixed seat; 3. an orbital ring; 4. mounting a shell; 5. a drive motor; 6. a push rod; 7. a driving gear; 8. fixing nails; 101. breaking soil teeth; 102. a driven gear; 201. a limiting hole; 601. a bulldozer blade;

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a geotechnical sampling device in geotechnical engineering, which comprises a sampling cylinder 1, a fixed seat 2, a track ring 3, an installation shell 4, a driving motor 5, a push rod 6, a driving gear 7 and a fixing nail 8; the sampling tube 1 penetrates through a limiting hole 201 on the top surface of the fixing seat 2; the orbital ring 3 penetrates through the sampling tube 1, and the orbital ring 3 is screwed and fixed at the bottom of the mounting shell 4 through a screw; the rotating rod of the driving motor 5 is clamped at the upper end of the shaft lever of the driving gear 7; the push rod 6 is inserted in the sampling tube 1; the driving gear 7 is movably connected inside the mounting shell 4; the fixing nail 8 is inserted into the jacks around the fixing seat 2 in an interference manner.

The top of the sampling tube 1 is provided with a driven gear 102, the gear ratio of the driven gear 102 to the driving gear 7 is 2:1, and the gear teeth of the driven gear 102 and the driving gear 7 are meshed with each other, as shown in the attached

drawings

2 and 5, the design enables the torsion of the sampling tube 1 to be larger, the sampling tube can adapt to sampling of harder soil, and the adaptability of the device is improved.

Wherein, the bottom of sampler barrel 1 is equipped with broken tooth 101, and the inner wall of broken tooth 101 is equipped with the screw thread, as shown in figure 4, this design makes when sampler barrel 1 can adapt to harder soil quality sample, when extracting sampler barrel 1, can take up the bottom of sample ground, has further improved the adaptability of the device.

Wherein, the bottom of push rod 6 is equipped with the bulldozer 601 that equals with sampling barrel 1 internal diameter, as shown in figure 2, when this design makes the sample ground in needing to take out sampling barrel 1, only need promote push rod 6, push rod 6 drives bulldozer 601 and can release sampling barrel 1 with inside ground in, convenient operation for the integrality of taking out sample ground is better, has improved the device's practicality.

Wherein, 2 top surfaces of fixing base are equipped with spacing hole 201, and the internal diameter of spacing hole 201 equals with the external diameter of sampler barrel 1, as shown in figure 2 and figure 4, this design makes to bore and gets initial stage fixing base 2 and can be with the rigidity of sampler barrel 1 bottom, can not appear rocking in the bottom of getting initial stage can not sampler barrel 1, and the personnel of taking a sample can be better with the device stability, improved the device stability.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in, place the top at sample ground position with fixing base 2, and through the rigidity of staple 8 with fixing base 2, peg graft sampler barrel 1 in 2 inside spacing holes 201 of fixing base, with driving motor 5's bull stick and driving gear 7's top joint, switch on driving motor 5's power and push driving motor 5 downwards and can begin the sample, in the sampling process, push rod 6 can rise along with the increase of appearance soil in the sampler barrel 1, the back is accomplished in the sample, extract driving gear 7's bull stick with driving motor 5, take out sampler barrel 1 from the ground, it releases sampler barrel 1 with the sample ground of 1 inside of sampler barrel to promote bulldozer piece 601 is driven to push rod 6, and place in the storage box can.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a geotechnical sampling device among geotechnical engineering which characterized in that: the geotechnical sampling device in geotechnical engineering comprises a sampling cylinder (1), a fixed seat (2), a track ring (3), an installation shell (4), a driving motor (5), a push rod (6), a driving gear (7) and a fixing nail (8); the sampling tube (1) penetrates through a limiting hole (201) in the top surface of the fixing seat (2); the orbital ring (3) penetrates through the sampling tube (1), and the orbital ring (3) is screwed and fixed at the bottom of the mounting shell (4) through a screw; the rotating rod of the driving motor (5) is clamped with the upper end of the shaft lever of the driving gear (7); the push rod (6) is inserted into the sampling tube (1); the driving gear (7) is movably connected inside the mounting shell (4); the fixing nail (8) is inserted into the insertion holes around the fixing seat (2) in an interference manner.

2. The geotechnical sampling device in geotechnical engineering according to claim 1, wherein: the top of the sampling tube (1) is provided with a driven gear (102), the gear ratio of the driven gear (102) to the driving gear (7) is 2:1, and the gear teeth of the driven gear (102) and the driving gear (7) are meshed with each other.

3. The geotechnical sampling device in geotechnical engineering according to claim 1, wherein: the bottom of sampling tube (1) is equipped with broken ground tooth (101), and the inner wall of broken ground tooth (101) is equipped with the screw thread.

4. The geotechnical sampling device in geotechnical engineering according to claim 1, wherein: the bottom of the push rod (6) is provided with a bulldozing blade (601) with the same inner diameter as the sampling cylinder (1).

5. The geotechnical sampling device in geotechnical engineering according to claim 1, wherein: the top surface of the fixing seat (2) is provided with a limiting hole (201), and the inner diameter of the limiting hole (201) is equal to the outer diameter of the sampling tube (1).