CN219511823U - Rock and soil sampling device for geotechnical engineering - Google Patents

Abstract

The utility model relates to the technical field of geotechnical engineering, in particular to a rock soil sampling device for geotechnical engineering, comprising: a bottom plate, both sides of the upper surface of the bottom plate are fixedly connected with support columns; a top plate, the top plate is fixedly installed on the support The top of the column; the lifting mechanism, the lifting mechanism is installed on the top plate; the sampling mechanism, the sampling mechanism is installed on the lower side of the lifting mechanism; the ground insertion mechanism, the insertion mechanism is installed inside the supporting column; in the utility model, the The ground-drilling motor and sampling cylinder are set up to realize automatic sampling, and at the same time, by sampling sampling points at different depths, the detection results of sampling points at different depths can be compared to improve the accuracy of detection results.

Description

A rock soil sampling device for geotechnical engineering

technical field

The utility model relates to the technical field of geotechnical engineering, in particular to a rock soil sampling device for geotechnical engineering.

Background technique

Rock and soil is a general term for any kind of rock and soil that makes up the earth's crust from the perspective of engineering and construction. Rock and soil can be subdivided into hard hard rock, sub-hard soft rock, weakly connected, loose and unconnected, and special components and structures. Geotechnical engineering is a new technical system established in the practice of civil engineering. Geotechnical engineering is to solve rock and soil engineering problems, including foundation and foundation, slope and underground Engineering and other issues, as its own research object, the rock soil sampling device is a tool for extracting the undisturbed soil of the lower test soil as a sample to understand the nature of the base layer, and to analyze the soil samples of the construction strata before the construction of various projects. The sampling device room is the equipment for sampling and testing the soil. The patent number is CN202121974801.X, a Chinese utility model named "a rock and soil sampling device for geotechnical engineering", which discloses "a rock and soil sampling device for geotechnical engineering, including a fixed frame, and the fixed frame Both sides of the top of the cavity are fixedly connected with a cylinder, the bottom of the cylinder is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a rotating rod, and the The bottom is movably connected with a connecting block, the bottom of the connecting block is fixedly connected with a sampling hopper, both sides of the connecting block are fixedly connected with a fixed cylinder, and the inner cavity of the fixed cylinder is fixedly connected with a threaded sleeve, and the threaded sleeve The inner cavity of the inner cavity is threadedly connected with a threaded rod, and one end of the threaded rod is movably connected with a block through a bearing." The utility model is stably supported by a fixed frame, and through the cooperation of a motor, a rotating rod, a connecting block and a sampling bucket, thereby It is convenient to sample the rock and soil. Through the cooperation of the cylinder and the movable plate, it is convenient to drive the motor, the rotating rod, the connecting block and the sampling bucket to adjust the sampling depth. The rotating rod and the connecting block are disassembled to facilitate the disassembly and replacement of the sampling bucket, which solves the problem that the existing geotechnical sampling device is usually fixed by welding, which makes it inconvenient to disassemble and replace the sampling head, thus reducing the cost of geotechnical sampling. The quality of sampling and the shortening of the service life of the sampling device, but the sampling head is directly inserted into the soil. When sampling, the surface soil has already entered the sampling head, so that each time the sample is obtained is the surface soil, and the underground soil cannot be collected. , which affects the accuracy of the test results, and the device is equipped with a moving wheel. When sampling, there is no fixed mechanism, and it is not stable enough when used.

Utility model content

The purpose of this utility model is to provide a rock soil sampling device for geotechnical engineering, in order to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a rock and soil sampling device for geotechnical engineering, comprising:

A bottom plate, both sides of the upper surface of the bottom plate are fixedly connected with support columns;

a top plate, the top plate is fixedly installed on the top of the support column;

A lifting mechanism, the lifting mechanism is installed on the top plate;

A sampling mechanism, the sampling mechanism is installed on the lower side of the lifting mechanism;

The ground insertion mechanism is installed inside the support column.

As a preferred solution of the utility model, the lifting mechanism includes:

Two cylinders are provided, and the two cylinders are fixedly installed on both sides of the upper surface of the top plate, and the lower end of the cylinder runs through the top plate;

A sampling mechanism mounting plate, the sampling mechanism mounting plate is fixedly installed at the lower end of the cylinder;

An infrared range finder, the infrared range finder is fixedly installed on the upper surface of the top plate.

As a preferred solution of the utility model, the sampling mechanism includes:

A motor casing, the motor casing is fixedly installed on the upper surface of the sampling mechanism mounting plate;

A rotating electrical machine, the rotating electrical machine is fixedly installed inside the motor housing;

A connecting shaft, one end of the connecting shaft is fixedly connected to the output end of the rotating motor;

The sampling cylinder is fixedly installed at the lower end of the connecting shaft.

As a preferred solution of the utility model, the sampling mechanism includes:

A sampling chamber, which is arranged on the top of the sampling cylinder;

a fixed plate, the fixed plate is fixedly installed inside the sampling cylinder;

a second electric push rod, the second electric push rod is equidistantly and fixedly installed on both sides of the fixed plate;

a sampling cup, the sampling cup is fixedly connected to one end of the second electric push rod;

Sampling ports, the sampling ports are set equidistantly on the chamber walls on both sides of the sampling chamber, and the sampling ports are set correspondingly to the sampling cups;

a third electric push rod, the third electric push rod is fixedly installed on one side surface inside the sampling cup;

A template, the template is fixedly connected to one end of the third electric push rod;

Start the second electric push rod to further push the sampling cup into the soil through the sampling port, and then start the rotation of the rotating motor, which will further drive the connecting shaft to rotate, and the rotation of the connecting shaft will further drive the sampling cylinder to rotate, and further drive the sampling cup to rotate, further turning the The soil is rotated and twisted into the inside of the sampling cup, and then the second electric push rod is activated to retract the sampling cup, and then the sampling cylinder is lifted out, and the third electric push rod is activated to further drive out the sample plate to push the soil out for collection, and the sampling point can be measured by an infrared rangefinder The depth can be sampled at different depths.

As a preferred solution of the utility model, the sampling mechanism includes:

An earth-drilling motor installation chamber, the earth-drilling motor installation chamber is arranged on the lower side of the sampling chamber;

An earth-boring motor, the earth-boring motor is fixedly installed inside the earth-boring motor installation cavity;

A rotating shaft, one end of the rotating shaft is fixedly connected to the output end of the earth-drilling motor, and the rotating shaft runs through the bottom cavity wall of the earth-drilling motor installation cavity;

Drill bit, the installation cavity of the earth-drilling motor is fixedly installed at one end of the rotating shaft;

Start the rotation of the ground-drilling motor, the rotation of the ground-drilling motor further drives the rotation of the rotary shaft, the rotation of the rotary shaft further drives the rotation of the drill bit, and at the same time starts the cylinder, which further drives the mounting plate of the sampling mechanism to move downward, and further drives the sampling cylinder to move downward. The drill bit further drives the sampling cylinder into the soil.

As a preferred solution of the utility model, the ground insertion mechanism includes:

Lifting slot, the lifting slot is provided inside the support column;

a first electric push rod, and the first electric push rod is fixedly installed on the inner top groove wall of the lifting groove;

a motor mounting plate, the motor mounting plate is fixedly mounted on the lower end of the first electric push rod;

A ground-plugging motor, the ground-plugging motor is fixedly installed on the lower surface of the motor mounting plate;

A ground-inserting screw rod, one end of the ground-inserting screw rod is fixedly connected to the input end of the ground-inserting motor.

As a preferred solution of the utility model, the base plate includes:

a through groove, the through groove is opened on the bottom plate, and the through groove is set correspondingly to the sampling cylinder;

Through holes, the through holes are opened on both sides of the bottom plate, and the through holes are set correspondingly to the screw rods inserted into the ground;

Rollers, the rollers are installed on the lower surface of the bottom plate;

Move the whole device to the sampling point through the rollers, start the ground insertion motor to rotate, the rotation of the ground insertion motor further drives the rotation of the ground insertion screw rod, and then starts the first electric push rod to further drive the motor mounting plate to move downward in the lifting groove, further driving The ground screw rod is inserted into the soil through the through hole to further fix the device.

Compared with the prior art, the beneficial effects of the utility model are:

1. In the utility model, the earth-drilling motor and the sampling cylinder are set to start the rotation of the earth-drilling motor, the rotation of the earth-drilling motor further drives the rotation of the rotation shaft, the rotation of the rotation shaft further drives the rotation of the drill bit, and at the same time starts the cylinder, which further drives the installation of the sampling mechanism. The plate moves downward, further drives the sampling cylinder to move downward, further drives the sampling cylinder into the soil through the through groove and the drill bit, starts the second electric push rod, further enters the sampling cup into the soil through the sampling port, and then starts the rotating motor to rotate. The rotation of the rotating motor further drives the connection shaft to rotate, the rotation of the connection shaft further drives the rotation of the sampling cylinder, further drives the rotation of the sampling cup, further rotates the soil into the sampling cup, and then activates the second electric push rod to retract the sampling cup, and then the sampling cylinder It is proposed to start the third electric push rod to further drive out the sample plate to push the soil out for collection. The depth of the sampling point can be measured by the infrared rangefinder, and sampling at different depths can be carried out, which can realize automatic sampling. At the same time, the sampling points at different depths can be Sampling can be used to compare the detection results of different depth sampling points and improve the accuracy of the detection results.

2. In this utility model, the entire device is moved to the sampling point through the set ground-inserting motor and the ground-inserting screw rod, and the ground-inserting motor is started to rotate, and the rotation of the ground-inserting motor further drives the ground-inserting screw rod to rotate, and then starts the second An electric push rod further drives the motor mounting plate to move downward in the lifting groove, further drives the ground screw rod to insert into the soil through the through hole, and further fixes the device, which can realize fast fixing, which is convenient and quick.

Description of drawings

Fig. 1 is the overall three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the front sectional structure schematic diagram of the utility model;

Fig. 3 is the structural representation of A of the utility model;

Fig. 4 is a schematic cross-sectional structure diagram of the utility model.

In the figure: 1. Bottom plate; 2. Top plate; 3. Lifting mechanism; 4. Support column; 5. Sampling mechanism; 6. Ground insertion mechanism; 7. Sampling port; ;11, roller; 12, sampling mechanism mounting plate; 13, infrared range finder; 14, motor casing; 15, cylinder; 16, controller; 17, rotating motor; 18, connecting shaft; 19, rotating shaft; 20 , ground drilling motor; 21, ground drilling motor installation cavity; 22, through hole; 23, ground screw rod; 24, motor mounting plate; 28. Sampling chamber; 29. Second electric push rod; 30. Fixed plate; 31. Sampling cup; 32. Third electric push rod;

Detailed ways

In order to make the technical means, objectives and effects of the utility model easy to understand, the embodiments of the utility model will be described in detail below in conjunction with specific diagrams.

It should be noted that all terms indicating direction and position in the present invention, such as: "up", "down", "left", "right", "front", "rear", "vertical", " "horizontal", "inner", "outer", "top", "low", "landscape", "vertical", "center", etc., are only used to explain each The relative positional relationship between components, connection conditions, etc. are only for the convenience of describing the utility model, and do not require the utility model to be constructed and operated in a specific orientation, so it should not be understood as a limitation of the utility model. In addition, the descriptions related to "first", "second" and so on in the present application are only for the purpose of description, and should not be understood as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features.

In the description of the present utility model, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated Ground connection; it can be a mechanical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation Specific features, structures, materials or characteristics described in an embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Please refer to Figure 1-4, the utility model provides a technical solution:

A rock soil sampling device for geotechnical engineering, comprising:

Base plate 1, both sides of the upper surface of the base plate 1 are fixedly connected with support columns 4;

The top plate 2, the top plate 2 is fixedly installed on the top of the support column 4;

Lifting mechanism 3, the lifting mechanism 3 is installed on the top plate 2;

A sampling mechanism 5, the sampling mechanism 5 is installed on the lower side of the lifting mechanism 3;

The ground insertion mechanism 6 is installed inside the support column 4 .

As an example of the present utility model, the lifting mechanism 3 includes:

There are two cylinders 15, the two cylinders 15 are fixedly installed on both sides of the upper surface of the top plate 2, and the lower end of the cylinder 15 runs through the top plate 2;

The sampling mechanism mounting plate 12 is fixedly installed on the lower end of the cylinder 15;

The infrared rangefinder 13 is fixedly installed on the upper surface of the top plate 2 .

As an example of the present utility model, the sampling mechanism 5 includes:

Motor housing 14, the motor housing 14 is fixedly installed on the upper surface of the sampling mechanism mounting plate 12;

Rotating electrical machine 17, rotating electrical machine 17 is fixedly installed in motor housing 14 inside;

A connecting shaft 18, one end of the connecting shaft 18 is fixedly connected to the output end of the rotary motor 17;

The sampling cylinder 10 is fixedly installed on the lower end of the connecting shaft 18 .

As an example of the present utility model, the sampling mechanism 5 includes:

Sampling chamber 28, the sampling chamber 28 is arranged on the top inside the sampling cylinder 10;

The fixed plate 30 is fixedly installed inside the sampling cylinder 10;

The second electric push rod 29, the second electric push rod 29 is equidistantly fixedly installed on both sides of the fixed plate 30;

A sampling cup 31, the sampling cup 31 is fixedly connected to one end of the second electric push rod 29;

Sampling port 7, the sampling port 7 is equidistantly opened on the chamber wall on both sides of the sampling chamber 28, and the sampling port 7 is correspondingly arranged with the sampling cup 31;

The third electric push rod 32, the third electric push rod 32 is fixedly installed on the inner side surface of the sampling cup 31;

Exit template 33, which is fixedly connected to one end of the third electric push rod 32;

Start the second electric push rod 29, further enter the sampling cup 31 into the soil through the sampling port 7, and then start the rotation of the rotating motor 17, the rotation of the rotating motor 17 further drives the rotation of the connecting shaft 18, and the rotation of the connecting shaft 18 further drives the rotation of the sampling cylinder 10, Further drive the sampling cup 31 to rotate, further rotate the soil into the sampling cup 31, start the second electric push rod 29 to retract the sampling cup 31, then lift the sampling cylinder 10, start the third electric push rod 32 to further drive out the sample 33 pushes the soil out to collect, can measure the depth of the sampling point by the infrared range finder 13, and can carry out the sampling of different depths.

As an example of the present utility model, the sampling mechanism 5 includes:

The earth-drilling motor installation chamber 21, the earth-drilling motor installation chamber 21 is arranged on the lower side of the sampling chamber 28;

Earth-boring motor 20, earth-boring motor 20 is fixedly installed inside the earth-boring motor installation chamber 21;

The rotating shaft 19, one end of the rotating shaft 19 is fixedly connected with the output end of the earth-drilling motor 20, and the rotating shaft 19 runs through the bottom cavity wall of the earth-drilling motor installation cavity 21;

Drill bit 9, ground drilling motor mounting cavity 21 is fixedly installed on one end of rotating shaft 19;

Start the ground-drilling motor 20 to rotate, the rotation of the ground-drilling motor 20 further drives the rotation of the rotating shaft 19, the rotation of the rotating shaft 19 further drives the rotation of the drill bit 9, and starts the cylinder 15 at the same time, further driving the sampling mechanism mounting plate 12 to move downward, and further driving the sampling cylinder 10 Moving downward, the sampling cylinder 10 is further driven into the soil through the through groove 8 and the drill bit 9 .

As an example of the present utility model, the ground insertion mechanism 6 includes:

Lifting slot 26, the lifting slot 26 is set inside the support column 4;

The first electric push rod 27, the first electric push rod 27 is fixedly installed on the inner top groove wall of the lifting groove 26;

The motor mounting plate 24, the motor mounting plate 24 is fixedly installed on the lower end of the first electric push rod 27;

Insert the ground motor 25, and the ground insertion motor 25 is fixedly installed on the lower surface of the motor mounting plate 24;

Insert the screw rod 23 into the ground, and one end of the screw rod 23 is fixedly connected with the output end of the motor 25 inserted into the ground.

As an example of the present utility model, the base plate 1 includes:

A through groove 8, the through groove 8 is opened on the bottom plate 1, and the through groove 8 is correspondingly arranged with the sampling cylinder 10;

A through hole 22 is provided on both sides of the base plate 1, and the through hole 22 is set correspondingly to the ground screw rod 23;

The roller 11 is installed on the lower surface of the bottom plate 1;

Move the whole device to the sampling point through the roller 11, start the ground insertion motor 25 to rotate, the rotation of the ground insertion motor 25 further drives the rotation of the ground insertion screw 23, and then starts the first electric push rod 27 to further drive the motor mounting plate 24 in the lifting groove 26 The inner downward movement further drives the ground screw rod 23 to be inserted into the soil through the through hole 22 to further fix the device.

Working principle: move the whole device to the sampling point through the roller 11, start the ground insertion motor 25 to rotate, the rotation of the ground insertion motor 25 further drives the rotation of the ground insertion screw rod 23, and then starts the first electric push rod 27 to further drive the motor mounting plate 24 in the The downward movement in the lifting groove 26 further drives the ground screw rod 23 to be inserted into the soil through the through hole 22, further fixes the device, and then starts the ground drilling motor 20 to rotate, and the ground drilling motor 20 rotates to further drive the rotation shaft 19 to rotate, and the rotation shaft 19 rotations further drive the drill bit 9 to rotate, start the cylinder 15 at the same time, further drive the sampling mechanism mounting plate 12 to move downward, further drive the sampling cylinder 10 to move downward, and further drive the sampling cylinder 10 to enter the soil through the through groove 8 and the drill bit 9 to start The second electric push rod 29 further enters the sampling cup 31 into the soil through the sampling port 7, and then starts the rotating motor 17 to rotate, and the rotating motor 17 rotates to further drive the connecting shaft 18 to rotate, and the rotating of the connecting shaft 18 further drives the sampling cylinder 10 to rotate, further Drive the sampling cup 31 to rotate, further rotate the soil into the sampling cup 31, start the second electric push rod 29 to retract the sampling cup 31, then lift the sampling cylinder 10, start the third electric push rod 32 to further drive out the sample 33 The soil is pushed out and collected, and the depth of the sampling point can be measured by the infrared rangefinder 13, and sampling at different depths can be carried out.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A soil sampling device for geotechnical engineering, characterized in that it comprises: a bottom plate (1), and both sides of the upper surface of the bottom plate (1) are fixedly connected with support columns (4); a top plate (2), the top plate (2) is fixedly installed on the top of the support column (4); A lifting mechanism (3), the lifting mechanism (3) is installed on the top plate (2); A sampling mechanism (5), the sampling mechanism (5) is installed on the lower side of the lifting mechanism (3); A ground insertion mechanism (6), the ground insertion mechanism (6) is installed inside the support column (4). 2. A kind of soil sampling device for geotechnical engineering according to claim 1, characterized in that: the lifting mechanism (3) comprises: Cylinder (15), the cylinder (15) is provided with two, and the two cylinders (15) are fixedly installed on both sides of the upper surface of the top plate (2), and the lower end of the cylinder (15) runs through the top plate (2); A sampling mechanism mounting plate (12), the sampling mechanism mounting plate (12) is fixedly mounted on the lower end of the cylinder (15); An infrared range finder (13), the infrared range finder (13) is fixedly installed on the upper surface of the top plate (2). 3. A kind of soil sampling device for geotechnical engineering according to claim 1, characterized in that: the sampling mechanism (5) comprises: A motor housing (14), the motor housing (14) is fixedly mounted on the upper surface of the sampling mechanism mounting plate (12); A rotating electrical machine (17), the rotating electrical machine (17) is fixedly installed inside the motor housing (14); A connecting shaft (18), one end of the connecting shaft (18) is fixedly connected to the output end of the rotating motor (17); A sampling cylinder (10), the sampling cylinder (10) is fixedly installed on the lower end of the connecting shaft (18). 4. A kind of soil sampling device for geotechnical engineering according to claim 1, characterized in that: the sampling mechanism (5) comprises: Sampling chamber (28), described sampling chamber (28) is arranged on the inner top of sampling cylinder (10); A fixed plate (30), the fixed plate (30) is fixedly installed inside the sampling cylinder (10); The second electric push rod (29), the second electric push rod (29) is equidistantly fixedly installed on both sides of the fixed plate (30); A sampling cup (31), the sampling cup (31) is fixedly connected to one end of the second electric push rod (29); Sampling port (7), described sampling port (7) is opened equidistantly on the chamber wall of sampling chamber (28) both sides, and described sampling port (7) is correspondingly arranged with sampling cup (31); The third electric push rod (32), the third electric push rod (32) is fixedly installed on the inner side surface of the sampling cup (31); A sample output plate (33), the sample output plate (33) is fixedly connected to one end of the third electric push rod (32). 5. A kind of soil sampling device for geotechnical engineering according to claim 1, characterized in that: the sampling mechanism (5) comprises: An earth-boring motor installation cavity (21), which is arranged on the lower side of the sampling chamber (28); An earth-boring motor (20), the earth-boring motor (20) is fixedly installed inside the earth-boring motor installation cavity (21); A rotating shaft (19), one end of the rotating shaft (19) is fixedly connected to the output end of the earth-boring motor (20), and the rotating shaft (19) runs through the bottom cavity wall of the earth-boring motor installation cavity (21); The drill bit (9), the ground-drilling motor installation chamber (21) is fixedly installed on one end of the rotating shaft (19). 6. A rock soil sampling device for geotechnical engineering according to claim 1, characterized in that: the ground insertion mechanism (6) comprises: Lifting slots (26), the lifting slots (26) are set inside the support column (4); The first electric push rod (27), the first electric push rod (27) is fixedly installed on the inner top groove wall of the lifting groove (26); A motor mounting plate (24), the motor mounting plate (24) is fixedly mounted on the lower end of the first electric push rod (27); A ground-plugging motor (25), the ground-plugging motor (25) is fixedly mounted on the lower surface of the motor mounting plate (24); A ground-inserting screw rod (23), one end of the ground-inserting screw rod (23) is fixedly connected to the input end of the ground-inserting motor (25). 7. A kind of soil sampling device for geotechnical engineering according to claim 3, characterized in that: the base plate (1) comprises: A through groove (8), the through groove (8) is provided on the bottom plate (1), and the through groove (8) is set correspondingly to the sampling cylinder (10); Through holes (22), the through holes (22) are provided on both sides of the bottom plate (1), and the through holes (22) are set correspondingly to the ground screw rods (23); A roller (11), the roller (11) is installed on the lower surface of the bottom plate (1).