CN215448537U

CN215448537U - Sampling device is used in geotechnical engineering reconnaissance

Info

Publication number: CN215448537U
Application number: CN202121615728.7U
Authority: CN
Inventors: 黄文德; 彭炎华; 郭燕燕; 杨凯
Original assignee: Guangzhou Geohwa Survey Corp ltd
Current assignee: Guangzhou Geohwa Survey Corp ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-07
Anticipated expiration: 2031-07-15

Abstract

The utility model relates to a sampling device for geotechnical engineering investigation, which belongs to the technical field of geotechnical sampling and comprises a support main body, wherein a triangular support is fixedly connected to the bottom end of the support main body, a C-shaped support is rotatably connected to the same side of the support main body and the triangular support through a rotating shaft, an adjusting mechanism is arranged between the support main body and the C-shaped support, slide rods are symmetrically and fixedly connected to the inside of the C-shaped support, a movable block is driven to move through an electric push rod, an arc-shaped fixed block is adjusted under the action of a gear ring and a rack, the C-shaped support is convenient to adjust, the drill bit is guaranteed to be vertical to the ground when contacting, the sampling result is more accurate, the sampling drill bit is protected, and the service life of the drill bit is prolonged. The drill bit is controlled by the driving motor and the drag chain to facilitate the control of the sliding plate, the wheel and the fixed rod are installed and moved at the bottom end of the support main body, the sampling device is convenient to move and fix, and the sampling device is convenient to carry.

Description

Sampling device is used in geotechnical engineering reconnaissance

Technical Field

The utility model belongs to the technical field of geotechnical sampling, and particularly relates to a sampling device for geotechnical engineering investigation.

Background

The geotechnical engineering investigation refers to finding out, analyzing and evaluating geological and environmental characteristics of a construction site and geotechnical engineering conditions according to requirements of construction engineering, and compiling activities of investigation files. The quality of the soil sample is very important for rock and soil sampling. In the drilling and soil taking processes, the soil structure is very easy to be stirred, and the soil sample with disturbed structure is used for testing, so that an error conclusion is necessarily obtained, and engineering accidents or construction funds are wasted. The standardization requirement on the quality of the soil sample is very important, the geotechnical engineering survey standard provides a standard for grading the quality of the soil sample, and the grade of the quality of the soil sample is provided according to the requirement of different tests on the disturbance degree of the soil sample. Different sampling tools are suitable for different soil types, and in order to obtain a qualified soil sample during soil sampling, a proper sampling tool and a proper sampling method are selected according to the requirements on the quality grade of the soil sample and the soil type.

Mostly be rugged ground when taking a sample, hardly guarantee leveling of ground, the soil property is harder for some, and large-scale machine has certain limitation again, and current sampling device for geotechnical engineering investigation is inconvenient to be adjusted the drill bit, can not guarantee that drill bit and ground are perpendicular, leads to the sample to appear the deviation easily, influences the use to lead to the drill bit to damage easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the sampling device for geotechnical engineering investigation, which has the characteristics of convenience in movement, portability, convenience in adjusting a drill bit and guarantee of the accuracy of a sampling result.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a sampling device is used in geotechnical engineering reconnaissance, includes the support main part, the bottom fixedly connected with triangle-shaped support of support main part, it is connected with C type support to rotate through the pivot with one side of triangle-shaped support in the support main part, be equipped with adjustment mechanism between support main part and the C type support, the inside symmetry fixedly connected with slide bar of C type support, sliding connection has sampling mechanism on the slide bar, still there is driving motor through the support mounting on the C type support, still horizontal fixedly connected with diaphragm on the C type support towards one side of support main part.

As a preferred technical scheme of the sampling device for geotechnical engineering investigation, the adjusting mechanism comprises an arc-shaped fixed block, the arc-shaped fixed block is fixedly arranged on one side, facing a bracket main body, of a transverse plate, a gear ring is fixedly connected onto the arc-shaped fixed block, an electric push rod is arranged on the bracket main body through a bolt, a movable block is fixedly connected onto an output shaft of the electric push rod, a rack is fixedly connected onto one side, facing a C-shaped bracket, of the movable block, and the rack is meshed with the gear ring.

As a preferable technical scheme of the sampling device for geotechnical engineering investigation, the sampling mechanism comprises a sliding plate, two sides of the sliding plate are correspondingly and slidably connected with two sliding rods, a through hole matched with the sliding rods is formed in the joint, a first motor is installed on the upper surface of the sliding plate through a support, and an output shaft of the first motor extends downwards and is fixedly connected with a sampling drill bit; and a drag chain is arranged between the sliding plate and the driving motor.

As the preferable technical scheme of the sampling device for geotechnical engineering investigation, the bottom end of one side of the bracket main body, which is different from the triangular bracket, is provided with the movable wheel, the top end of the bracket main body is provided with the handle, and the bottom end of the triangular bracket is fixedly connected with the fixed rod.

The utility model has the beneficial effects that:

(1) move about through electric putter drive movable block, under the effect of ring gear and rack, adjust the arc fixed block, conveniently adjust C type support, keep perpendicularly when guaranteeing drill bit and ground contact, make the result of sample more accurate, protect the drill bit of taking a sample simultaneously, strengthen the life of drill bit.

(2) The drill bit is controlled by the driving motor and the drag chain to facilitate the control of the sliding plate, the wheel and the fixed rod are installed and moved at the bottom end of the support main body, the sampling device is convenient to move and fix, and the sampling device is convenient to carry.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

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

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

description of the main elements

In the figure: 1. a stent body; 2. a C-shaped bracket; 3. a transverse plate; 4. a first motor; 5. a slide bar; 6. a sliding plate; 7. a sampling drill bit; 8. a moving wheel; 9. fixing the rod; 10. a grip; 11. an arc-shaped fixed block; 12. a ring gear; 13. an electric push rod; 14. a movable block; 15. a rack.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1-3, a sampling device for geotechnical engineering investigation comprises a support main body 1, a triangular support is fixedly connected to the bottom end of the support main body 1, a C-shaped support 2 is rotatably connected to the same side of the support main body 1 as the triangular support through a rotating shaft, an adjusting mechanism is arranged between the support main body 1 and the C-shaped support 2, slide bars 5 are symmetrically and fixedly connected to the inside of the C-shaped support 2, a sampling mechanism is slidably connected to the slide bars 5, a driving motor is further mounted on the C-shaped support 2 through a support, and a transverse plate 3 is further transversely and fixedly connected to one side, facing the support main body 1, of the C-shaped support 2.

In this embodiment, through adjustment mechanism, adjust the angle of C type support 2, guarantee that sample drill bit 7 keeps perpendicular contact with ground, guarantee the accurate nature of sample, strengthen sample drill bit 7's life simultaneously, avoid damaging, through sampling mechanism, take a sample to the ground.

Specifically, adjustment mechanism includes arc

fixed block

11, 11 fixed mounting of arc fixed block are in diaphragm 3 one side towards support main part 1, fixedly connected with ring gear 12 on the arc fixed block 11, install electric putter 13 through the bolt on the support main part 1, fixedly connected with movable block 14 on electric putter 13's the output shaft, movable block 14 is towards one side fixedly connected with rack 15 of C type support 2, rack 15 and the meshing of ring gear 12.

In this embodiment, the electric push rod 13 is started to push the movable block 14 to move, and under the meshing action of the rack 15 and the gear ring 12, the arc-shaped fixed block 11 is driven to rotate, so as to adjust the C-shaped bracket 2 and ensure that the sampling drill bit 7 is vertical to the ground.

Specifically, the sampling mechanism comprises a sliding plate 6, two sides of the sliding plate 6 are in sliding connection with the two sliding rods 5 correspondingly, a through hole matched with the sliding rods 5 is formed in the joint, a first motor 4 is installed on the upper surface of the sliding plate 6 through a support, and an output shaft of the first motor 4 extends downwards and is fixedly connected with a sampling drill bit 7.

In this embodiment, start first motor 4 and drive sample drill bit 7 and rotate, take a sample to soil.

Specifically, the bottom end of one side of the bracket main body 1, which is different from the triangular bracket, is provided with a movable wheel 8, the top end is provided with a handle 10, and the bottom end of the triangular bracket is fixedly connected with a fixed rod 9.

In this embodiment, the moving wheel 8 facilitates the movement of the sampling device, the grip 10 facilitates the pushing of the bracket body 1, and the fixing rod 9 facilitates the fixing of the sampling device.

Specifically, a drag chain is arranged between the sliding plate 6 and the driving motor.

In this embodiment, drive the tow chain through driving motor, highly adjust sliding plate 6, make things convenient for sample drill bit 7 to take a sample, the degree of depth of 7 samplings of control sample drill bit.

The working principle and the using process of the utility model are as follows:

promote support main part 1, contact through dead lever 9 and ground and fix support main part 1, start electric putter 13 and promote the activity of movable block 14, under the effect of rack 15 and ring gear 12 meshing, it rotates to drive arc fixed block 11, adjust C type support 2, guarantee that sample drill bit 7 keeps perpendicular with ground, start first motor 4 and drive sample drill bit 7 and rotate, take a sample soil, drive the tow chain through driving motor, highly adjust sliding plate 6, make things convenient for sample drill bit 7 to take a sample, the degree of depth of 7 samplings of control sample drill bit.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a sampling device is used in geotechnical engineering reconnaissance, includes support main part (1), its characterized in that: the bottom fixedly connected with triangle-shaped support of support subject (1), rotate with the same one side of triangle-shaped support on support subject (1) through the pivot and be connected with C type support (2), be equipped with adjustment mechanism between support subject (1) and C type support (2), the inside symmetry fixedly connected with slide bar (5) of C type support (2), sliding connection has sampling mechanism on slide bar (5), still there is driving motor through the support mounting on C type support (2), still horizontal fixedly connected with diaphragm (3) in one side of going to support subject (1) on C type support (2).

2. The sampling device for geotechnical engineering investigation of claim 1, characterized in that: adjustment mechanism includes arc fixed block (11), arc fixed block (11) fixed mounting is in one side of diaphragm (3) towards support main part (1), fixedly connected with ring gear (12) are gone up in arc fixed block (11), install electric putter (13) through the bolt on support main part (1), fixedly connected with movable block (14) on the output shaft of electric putter (13), one side fixedly connected with rack (15) of movable block (14) towards C type support (2), rack (15) and ring gear (12) meshing.

3. The sampling device for geotechnical engineering investigation of claim 1, characterized in that: the sampling mechanism comprises a sliding plate (6), the two sides of the sliding plate (6) are in sliding connection with the two sliding rods (5) correspondingly, a through hole matched with the sliding rods (5) is formed in the joint, a first motor (4) is installed on the upper surface of the sliding plate (6) through a support, and an output shaft of the first motor (4) extends downwards and is fixedly connected with a sampling drill bit (7).

4. The sampling device for geotechnical engineering investigation of claim 1, characterized in that: the support is characterized in that the bottom end of one side, different from the triangular support, of the support main body (1) is provided with a movable wheel (8), the top end of the support main body is provided with a handle (10), and the bottom end of the triangular support is fixedly connected with a fixed rod (9).

5. The sampling device for geotechnical engineering investigation of claim 3, characterized in that: a drag chain is arranged between the sliding plate (6) and the driving motor.