CN211452917U - Sampling device for geographic surveying - Google Patents

Abstract

The utility model discloses a sampling device for geographic survey in the technical field of geographic survey. , sampling pipe and drill bit, the top of the sampling pipe is provided with a moving plate, the moving plate is slidably connected with the moving groove, the utility model makes the threaded cylinder rotate through the first motor, the sampling pipe drives the drill bit to rotate and moves down in the vertical direction, the soil passes through The drill bit enters the sampling tube to realize sampling, instead of manual sampling by the manual drill pipe, which saves time and effort, and the operation is simple and convenient. Avoid close contact between the threads on the sidewall of the sampling pipe and the sidewall of the sampling hole drilled in the soil, and excessive soil adhesion.

Description

A sampling device for geographic survey

technical field

The utility model relates to the technical field of geographic surveying, in particular to a sampling device used for geographic surveying.

Background technique

Geographical survey is a survey and research activity to conduct geological exploration and detection through various means and methods, determine the appropriate bearing layer, determine the foundation type and calculate the basic parameters according to the bearing capacity of the bearing layer. The discovery of industrially significant deposits, in order to identify the quality and quantity of minerals, as well as the technical conditions for mining and utilization, provide the mineral reserves and geological data required for the design of the mine construction, and analyze the rocks, strata, structures, minerals, and hydrology in a certain area. , geomorphology and other geological conditions to carry out investigation and research work.

In the process of geographic survey, the commonly used equipment is sampling equipment. The sampling equipment is used to sample water quality, soil or rock formations for subsequent detection and analysis; among them, when sampling soil, structures such as drill bits and sampling pipes are usually used for sampling. Rotate and move the drill bit downwards, so that the drill bit and the sampling pipe are drilled into the soil layer for sampling, but manual drilling of the pipe is time-consuming and laborious, and the sampling pipe is prone to inclination, resulting in the deviation of the sampling position from the vertical line.

Based on this, the present invention designs a sampling device for geographic survey to solve the above problems.

Utility model content

The purpose of the present invention is to provide a sampling device for geographic surveying, so as to solve the problems raised in the above background art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a sampling device for geographic survey, comprising a base, a fixed column is fixed on the left side of the top surface of the base, and a moving groove is arranged in the fixed column along the vertical direction, and the fixed column is fixed. The bottom of the right side wall of the column is rotatably connected with a threaded barrel, a sampling tube is threadedly connected in the threaded barrel, and a first bevel gear is fixed on the outer side wall of the threaded barrel, the first bevel gear is engaged with a second bevel gear, and the second bevel gear is A first motor is connected, the bottom end of the sampling pipe is fixed with a drill bit, the top end is set as an opening, and the left side wall of the top is fixed with a connecting rod, and the position corresponding to the drill bit on the base is provided with a sampling port, and the left end of the connecting rod extends into A moving plate is fixed in the moving groove and the extending end is slidably connected with the moving groove.

Preferably, the bottom of the fixed column is vertically fixed with a fixed plate, the fixed plate is rotatably connected with a protective cover, the bottom end of the threaded cylinder is fixedly connected to the top of the protective cover, and is rotatably connected to the fixed column through the protective cover and the fixed plate.

Preferably, the upper part of the drill bit is provided with a conical surface, the diameter of the top end is smaller than the diameter of the bottom end, the inclination angle of the conical surface is 45°, and the top of the protective cover is correspondingly provided with a conical surface inclined by 45°.

Preferably, a side plate is fixed on the right side of the top of the fixed column, a rotating rod is rotatably connected to the side plate, and a torsion spring is arranged at the rotating connection, the bottom end of the rotating rod is rotatably connected with a percussion hammer, and the right side of the rotating rod A cam is provided, the cam is rotatably connected with the side plate, and is connected with a second motor.

Preferably, the percussion hammer is cylindrical, and the middle section of the cylindrical surface is provided with an arc groove along the circumference, and the size of the arc groove matches the side wall of the sampling tube, so as to increase the contact area between the percussion hammer and the sampling tube, The percussion effect is improved, and the surface of the percussion hammer is fixed with a rubber pad, instead of the hard side wall of the percussion hammer, it directly contacts the side wall of the sampling tube, which effectively avoids damage and deformation to the sampling tube and the threads of the side wall.

Preferably, the four corners of the bottom surface of the base are provided with moving wheels, the middle of the left side wall of the fixed column is fixed with a fixed rod, and the left end of the fixed rod is fixed with a push rod.

Preferably, an inverted L-shaped motor support is fixed on the left side of the top surface of the base, and the first motor is fixed on the motor support.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model moves the sampling device to the sampling point, rotates the threaded barrel through the first motor, moves the sampling pipe down in the vertical direction, and drives the drill bit to rotate, The soil layer enters the soil layer through the drill bit, and the soil enters the sampling tube through the drill bit to realize sampling, instead of manual sampling with a manual drill pipe, which saves time and effort, and the operation is simple and convenient. The diameter of the drill bit is larger than that of the sampling tube, and the hole drilled by the drill bit is also larger than the sampling tube, so as to avoid the thread on the side wall of the sampling tube being in close contact with the side wall of the drilled sampling hole in the soil, and excessive soil adhesion; There is a conical surface, so that the soil can smoothly enter the sampling pipe through the guiding effect of the conical surface after entering the drill bit, which can effectively avoid the soil clogging at the connection between the drill bit and the sampling pipe. The device discharges the soil sample in the sampling tube out of the sampling tube.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the bottom structure schematic diagram of the fixed column of the present invention;

Fig. 3 is the top structure schematic diagram of the fixed column of the present invention;

FIG. 4 is a schematic structural diagram of the percussion hammer of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1- Base, 101- Sampling port, 102- Moving wheel, 2- Fixed column, 201- Moving groove, 202- Push rod, 203- Side plate, 3- Sampling tube, 301- Moving plate, 302- Drill bit, 4- Shield, 401-Threaded barrel, 402-First bevel gear, 403-Second bevel gear, 5-Tapping hammer, 501-Rotating rod, 502-Cam.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1

Please refer to the accompanying drawings, the present utility model provides a technical solution: a sampling device for geographic survey, comprising a base 1, a fixed column 2 is fixed on the left side of the top surface of the base 1, and the fixed column 2 is arranged in a vertical direction There is a moving groove 201, a threaded barrel 401 is rotatably connected to the bottom of the right side wall of the fixed column 2, the sampling tube 3 is threadedly connected in the threaded barrel 401, and a first bevel gear 402 is fixed on the outer side wall of the threaded barrel 401. The gear 402 is meshed with the second bevel gear 403, and the second bevel gear 403 is connected with the first motor, the bottom end of the sampling tube 3 is fixed with the drill bit 302, the top is set as an opening, and the left side wall of the top is fixed with a connecting rod, and the base 1 is provided with a sampling port 101 at a position corresponding to the drill bit 302 , the left end of the connecting rod extends into the moving groove 201 , and a moving plate 301 is fixed at the extending end, and the moving plate 301 is slidably connected to the moving groove 201 .

The bottom of the fixed column 2 is vertically fixed with a fixed plate, the fixed plate is rotatably connected with a protective cover 4, the bottom end of the threaded barrel 401 is fixedly connected with the top of the protective cover 4, and is rotatably connected with the fixed column 2 through the protective cover 4 and the fixed plate. .

The upper part of the drill bit 302 is provided with a conical surface, the diameter of the top end is smaller than the diameter of the bottom end, the inclination angle of the conical surface is 45°, and the top of the protective cover 4 is correspondingly provided with a conical surface inclined by 45°.

The four corners of the bottom surface of the base 1 are provided with moving wheels 102, and the middle of the left side wall of the fixed column 2 is fixed with a fixed rod, and the left end of the fixed rod is fixed with a push rod 202, which is convenient for moving the sampling device to a proper position.

An inverted L-shaped motor bracket is fixed on the left side of the top surface of the base 1 , and the first motor is fixed on the motor bracket.

The working principle of this embodiment is: move the sampling device to the sampling point, start the first motor, and rotate the threaded barrel 401 through the transmission of the first bevel gear 402 and the second bevel gear 403, and the sampling tube 3 passes through the top moving plate The restriction between 301 and the moving groove 201 on the fixed column 2 can only move down in the vertical direction, and drive the drill bit 302 to rotate, enter the soil layer through the drill bit 302, and the soil enters the sampling pipe 3 through the drill bit 302 to realize sampling , instead of manual drill pipe sampling, saving time and effort, simple and convenient operation, and through the action of the moving groove 201 and the moving plate 301, the sampling pipe 3 is always kept vertical; the outer wall of the sampling pipe 3 is provided with threads, and the drill The diameter of the 302 is larger than the sampling pipe 3, and the hole diameter drilled by the drill bit 302 is also larger than the sampling pipe 3, so as to avoid the close contact between the side wall of the sampling pipe 3 and the side wall of the sampling hole drilled in the soil, and excessive soil adhesion; the drill bit 302 The top is provided with a conical surface. After the soil enters the drill bit 302, it can smoothly enter the sampling pipe 3 through the guiding effect of the conical surface, which can effectively prevent the soil from causing blockage at the connection between the drill bit 302 and the sampling pipe 3. The top of the sampling pipe 3 is provided with The open shape is convenient for expelling the soil sample in the sampling tube 3 out of the sampling tube 3 by an external device.

Embodiment 2

On the basis of the first embodiment, a side plate 203 is fixed on the top right side of the fixed column 2 , a rotating rod 501 is rotatably connected to the side plate 203 , and a torsion spring is provided at the rotating connection, and the bottom end of the rotating rod 501 is rotatably connected with a The hammer 5 is struck, and the right side of the rotating rod 501 is provided with a cam 502, the cam 502 is rotatably connected with the side plate 203, and is connected with a second motor.

The hammer 5 is cylindrical, and the middle section of the cylindrical surface is provided with an arc groove along the circumference, and the size of the arc groove matches the side wall of the sampling tube 3 to increase the contact area between the hammer 5 and the sampling tube 3 , improve the percussion effect, and the surface of the percussion hammer 5 is fixed with a rubber pad, instead of the hard side wall of the percussion hammer 5 directly in contact with the side wall of the sampling tube 3, effectively avoiding damage to the sampling tube 3 and the threads of the side wall deformation, etc.

When the sampling is over, the first motor rotates in the reverse direction, and through the transmission of the first bevel gear 402 and the second bevel gear 403, the threaded barrel 401 is rotated, and the sampling tube 3 drives the drill bit 302 to move upward through the thread guiding action. Return to the original position, then start the second motor to make the cam 502 rotate, the rotating rod 501 drives the hammer 5 to swing back and forth under the action of the torsion spring and the cam 502, and knocks the top of the sampling tube 3 to make the sampling tube 3 Vibration facilitates the discharge of the soil sample in the sampling tube 3 from the bottom of the sampling tube 3 , making it more convenient to take out the sample.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only to help illustrate the present invention. The preferred embodiments do not exhaustively describe all the details, nor do they limit the invention to specific embodiments only. Obviously, many modifications and variations are possible in light of the contents of this specification. This specification selects and describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. A sampling device for geographic survey, comprising a base (1), characterized in that: a fixed column (2) is fixed on the left side of the top surface of the base (1), and the vertical A moving groove (201) is arranged in the direction, a threaded barrel (401) is rotatably connected to the bottom of the right side wall of the fixed column (2), and a sampling tube (3) is threadedly connected in the threaded barrel (401), and the threaded barrel (401) A first bevel gear (402) is fixed on the outer wall of ), the first bevel gear (402) is meshed with a second bevel gear (403), and the second bevel gear (403) is connected with a first motor, The bottom end of the sampling tube (3) is fixed with a drill bit (302), the top end is set as an opening, a connecting rod is fixed on the left side wall of the top, and a sampling port (101) is provided on the base (1) at a position corresponding to the drill bit (302). , the left end of the connecting rod extends into the moving groove (201), and the extending end is fixed with a moving plate (301), and the moving plate (301) is slidably connected with the moving groove (201). 2 . The sampling device for geographic survey according to claim 1 , wherein a fixed plate is vertically fixed at the bottom of the fixed column ( 2 ), and a protective cover ( 4 ) is rotatably connected to the fixed plate. 3 . The bottom end of the threaded barrel (401) is fixedly connected with the top end of the protective cover (4), and is rotatably connected with the fixing column (2) through the protective cover (4) and the fixing plate. 3. The sampling device for geographic surveying according to claim 2, characterized in that: the upper part of the drill bit (302) is provided with a conical surface, and the diameter of the top end is smaller than the diameter of the bottom end, and the inclination angle of the conical surface is 45 °, the top of the protective cover (4) is correspondingly provided with a conical surface inclined at 45°. 4. The sampling device for geographic survey according to claim 1, characterized in that: a side plate (203) is fixed on the top right side of the fixed column (2), and the side plate (203) is rotatably connected with a rotating A rod (501), and a torsion spring is provided at the rotating connection, the bottom end of the rotating rod (501) is rotatably connected with a percussion hammer (5), and a cam (502) is provided on the right side of the rotating rod (501), The cam (502) is rotatably connected with the side plate (203), and is connected with a second motor. 5. The sampling device for geographic surveying according to claim 4, characterized in that: the hammer (5) is a cylindrical shape, and the middle section of the cylindrical surface is provided with an arc-shaped groove along the circumference. The size matches the side wall of the sampling tube (3) to increase the contact area between the percussion hammer (5) and the sampling tube (3) and improve the percussion effect, and the surface of the percussion hammer (5) is fixed with a rubber pad , instead of the hard side wall of the hammer (5) directly contacting the side wall of the sampling pipe (3), effectively avoiding damage and deformation to the sampling pipe (3) and the threads of the side wall. 6. The sampling device for geographic surveying according to claim 1, wherein the four corners of the bottom surface of the base (1) are provided with moving wheels (102), and the left side wall of the fixed column (2) A fixed rod is fixed in the middle, and a push rod (202) is fixed on the left end of the fixed rod. 7. The sampling device for geographic surveying according to claim 1, characterized in that: an inverted L-shaped motor support is fixed on the left side of the top surface of the base (1), and the first motor is fixed on the motor support .

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