CN220625812U - Portable geological sampling device - Google Patents

Abstract

The utility model discloses a portable geological sampling device, which relates to the technical field of geological exploration; it includes a mounting box and a sampling cylinder; the mounting box is connected to the sampling cylinder, and auxiliary brackets are rotatably installed on both sides of the mounting box. The bracket includes a rotating shaft inserted into the installation box, and a spiral auger parallel to the sampling tube is connected to the rotating shaft; a transmission component and a speed change component connected to the rotating shaft are installed inside the installation box; a speed change component is mounted on the installation box to rotate The drive shaft has a crank handle connected to one end of the drive shaft passing through the installation box, and a handle is connected to the crank handle. This device is small in size, light in weight, and does not require the use of a driver. It can easily complete geological sampling work in the field. It requires very little physical effort on the staff and is suitable for use in various situations.

Description

A portable geological sampling device

Technical field

The utility model relates to the technical field of geological exploration, specifically a convenient geological sampling device.

Background technique

Geological exploration is an investigation and research activity that uses various means and methods to survey and detect the geology, determine the appropriate bearing layer, determine the foundation type and calculate the foundation parameters based on the foundation bearing capacity of the bearing layer. It provides mineral reserves and geological data required for geological construction design, and conducts investigation and research on rocks, strata, structures, minerals, hydrology, landforms and other geological conditions in a certain area. In the process of geological exploration, a large amount of geological sampling needs to be carried out. Sampling equipment is inserted into the soil to obtain samples for detection and calculation.

In addition to large-scale mechanized equipment, there are also various hand-portable equipment for geological sampling equipment. This type of equipment is small in size and easier to carry and operate. When in use, the sampling tube is inserted into the soil and the soil sample can be pulled out after . However, the soil in many areas is very hard. When sampling, it is difficult to completely insert the sampling tube into the soil. You need to apply pressure with your feet or hit it with a hammer. In this case, even if the sampling tube is successfully inserted, the subsequent extraction process will be difficult. It will also be very laborious, resulting in more inconvenience in the use of this type of manual equipment.

Utility model content

The purpose of this utility model is to provide a convenient geological sampling device to solve the problems raised in the above background technology. It provides a portable device that does not need to install a driver and can be manually operated for sampling. The device can be easily inserted into the soil for sampling and taken out easily, making it more convenient to use.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A portable geological sampling device, including a mounting box and a sampling cylinder; the mounting box is connected to the sampling cylinder, and auxiliary brackets are rotatably installed on both sides of the mounting box. The auxiliary bracket includes a rotating shaft inserted into the mounting box, and the rotating shaft A spiral auger parallel to the sampling tube is connected to the top; a transmission component and a speed change component connected to the rotating shaft are installed inside the installation box; a drive shaft connected to the speed change component is rotatably installed on the installation box, and the drive shaft is installed through One end of the box is connected to a rocker, and the rocker is connected to a handle.

As a further solution of the present invention: the transmission assembly includes a driving sprocket and a driving sprocket. The driving sprocket is installed on the rotating shaft. A driving sprocket is installed in the middle of the installation box. The driving sprocket passes through a closed loop. The chain connects the drive sprockets on both sides.

As a further solution of the present invention: the transmission assembly includes a transmission rack, a driving gear and a driven gear. The driving gear is connected to the drive shaft, the driven gear is connected to the driving sprocket, and the transmission rack is connected to the driving gear respectively. Engage with the driven gear.

As a further solution of the present invention: a primary gear and a secondary gear are installed on the transmission frame, the primary gear meshes with the driving gear, and the secondary gear meshes with the driven gear.

As a further solution of the present invention: the number of teeth of the primary gear is greater than the number of teeth of the driving gear, and the number of teeth of the secondary gear is less than the number of teeth of the driven gear.

As a further solution of the present invention: a connecting tube is installed on the installation box, the connecting tube is threadedly connected to the sampling tube, and the length of the sampling tube is shorter than the length of the spiral auger.

Compared with the existing technology, the beneficial effects of this utility model are:

Using the above-mentioned portable geological sampling device, when sampling, the device completes sampling by inserting the sampling tube into the soil. In actual operation, by turning the handle, the spiral augers on both sides can rotate and gradually insert into the soil during the rotation. , the sampling cylinder is also inserted into the soil for sampling. After the sampling is completed, the handle is rotated in the reverse direction. With the reverse rotation of the spiral auger, the entire device will be gradually raised, and finally the sampling cylinder is taken out of the soil to obtain the sample;

Using the above-mentioned portable geological sampling device, the structure of this device is very simple, and does not require energy to drive, nor does it need to carry motors and other equipment. It is small in size, light in weight, and easy to carry. When used in the field, only a small amount of force is required. Sampling can be completed by turning the handle, which significantly reduces the strength requirements of the staff and can meet the needs of different staff. It also avoids the problem of sample being disturbed during the use of brute force to take out the sampling tube. It also has the ability to lift sampling. Precision function.

Description of the drawings

Figure 1 is a schematic structural diagram of a portable geological sampling device.

Figure 2 is a schematic structural diagram of the transmission assembly in the portable geological sampling device.

Figure 3 is a schematic structural diagram of the variable speed assembly in the portable geological sampling device.

In the picture: 1. Installation box; 2. Crank handle; 3. Handle; 4. Connection barrel; 5. Sampling barrel; 6. Spiral auger; 7. Auxiliary bracket; 8. Transmission sprocket; 9. Rotating shaft; 10. Driving sprocket; 11. Chain; 12. Transmission component; 13. Transmission component; 14. Driven gear; 15. Driving gear; 16. Drive shaft; 17. Primary gear; 18. Secondary gear; 19. Transmission rack .

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 part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In Embodiment 1 of the present invention, a portable geological sampling device includes a mounting box 1 and a sampling cylinder 5; the mounting box 1 is connected to the sampling cylinder 5, and both sides of the mounting box 1 are An auxiliary bracket 7 is installed and rotated respectively. The auxiliary bracket 7 includes a rotating shaft 9 inserted into the installation box 1. The rotating shaft 9 is connected with a spiral auger 6 parallel to the sampling tube 5; the installation box 1 is equipped with a connecting rotating shaft inside. 9 transmission assembly 12 and transmission assembly 13; the installation box 1 is rotatably mounted with a drive shaft 16 connected to the transmission assembly 13, and one end of the drive shaft 16 passing through the installation box 1 is connected to a crank handle 2, and the crank handle 2 is connected with handle 3.

The sampling tube 5 of this device is installed on the installation box 1. At the same time, two spiral augers 6 are installed on both sides of the sampling tube 5. The spiral augers 6 are connected to the transmission component 12 and the transmission component 13 inside the installation box 1 through the rotating shaft 9. , to realize the linkage between the two, by rotating the handle 3 on the surface of the installation box 1, the two spiral augers 6 can be controlled to rotate synchronously.

When in use, press the bottom of the Luoxu auger into part of the ground, turn the handle 3, and the spiral auger 6 will continue to penetrate into the soil while rotating, and also drive the sampling tube 5 to move downward until it is completely inserted into the soil to complete the sampling. After the sampling is completed, the handle 3 is rotated in the reverse direction to cause the spiral auger 6 to rotate in the opposite direction and continue to be raised. Finally, the sampling tube 5 is taken out to obtain the soil sample.

This device has a simple structure, is easy to operate, is small in size, light in weight, and easy to carry. When used in the field, it can complete geological sampling work with very little force, which greatly reduces the physical burden on the staff and also avoids the need for vigorous pulling. After taking out the sampling tube 5, the soil may be scattered or even thrown out due to excessive force. The sampling method of this device is relatively gentle, which can better ensure the original characteristics of the soil sample, reduce the movement of the sample, and improve Detection accuracy.

As another embodiment of the present utility model, please refer to Figures 1 to 3. The main difference between Embodiment 2 and Embodiment 1 is:

Please refer to Figure 2. In Embodiment 2 of the present invention, the transmission assembly 12 includes a drive sprocket 10 and a drive sprocket 8. The drive sprocket 8 is installed on the rotating shaft 9, and a drive sprocket is installed in the middle of the installation box 1. Sprocket 10, the driving sprocket 10 is connected to the transmission sprockets 8 on both sides through a closed-loop chain 11. The drive sprocket 10 connects the two drive sprockets 8 through the chain 11. When the drive sprocket 10 rotates, the two drive sprockets 8 rotate synchronously, that is, the two spiral augers 6 rotate synchronously and are inserted into the soil at the same speed, stably The driving sampling tube 5 is inserted vertically for sampling.

Please refer to Figure 3. The transmission assembly 13 includes a transmission rack 19, a driving gear 15 and a driven gear 14. The driving gear 15 is connected to the drive shaft 16, and the driven gear 14 is connected to the driving sprocket 10. The transmission rack 19 meshes with the driving gear 15 and the driven gear 14 respectively. The transmission rack 19 connects the driving gear 15 and the driven gear 14 to change the rotational speed ratio so that the staff can drive the spiral auger 6 with a smaller force to avoid the problem of being unable to rotate smoothly due to excessively hard soil.

Referring to FIG. 3 , a primary gear 17 and a secondary gear 18 are installed on the transmission rack 19 . The primary gear 17 meshes with the driving gear 15 , and the secondary gear 18 meshes with the driven gear 14 . The primary gear 17 and the secondary gear 18 cooperate with the driving gear 15 and the driven gear 14 respectively.

Referring to FIG. 3 , the number of teeth of the primary gear 17 is greater than the number of teeth of the driving gear 15 , and the number of teeth of the secondary gear 18 is less than the number of teeth of the driven gear 14 . In order to obtain a labor-saving structure, the number of teeth of the primary gear 17 is required to be much larger than the number of teeth of the driving gear 15, and the number of teeth of the secondary gear 18 is much smaller than the number of teeth of the driven gear 14 to reduce the transmission ratio and make the process of turning the handle 3 more labor-saving.

Please refer to Figures 1 and 2. A connecting barrel 4 is installed on the installation box 1. The connecting barrel 4 is threadedly connected to the sampling barrel 5. The length of the sampling barrel 5 is shorter than the length of the spiral auger 6. The installation box 1 is connected to the sampling tube 5 through the connecting tube 4, so the sampling tube 5 can be removed after the sampling is completed to facilitate the removal of the soil sample inside.

The working principle of this utility model is:

This device has a sampling cylinder 5 installed on the installation box 1. At the same time, there are spiral augers 6 on both sides of the sampling cylinder 5. The spiral augers 6 are connected to a rotating shaft 9 inserted into the installation box 1. The rotating shaft 9 passes through the installation box 1. The internal transmission component 12 and the speed change component 13 are driven together. By rotating the handle 3 with the crank 2 on the outside of the installation box 1, the transmission component 12 can be activated to provide drive for the spiral auger 6, so that the spiral augers on both sides can be driven. 6 rotate synchronously to insert into the soil or pull it out from the soil. The entire sampling process is driven by the spiral auger 6 to move the sampling tube 5, which greatly reduces the strength requirements of the staff, making the sampling process more convenient and faster, and reducing the cost of sampling. increased operational difficulty.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the equivalent requirements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

Claims (6)

1. A portable geological sampling device, including a mounting box and a sampling tube; characterized in that the mounting box is connected to the sampling tube, and auxiliary brackets are rotatably installed on both sides of the mounting box. The auxiliary bracket includes an insertion box. The rotating shaft is connected with a spiral auger parallel to the sampling tube; a transmission component and a speed change component connected to the rotating shaft are installed inside the installation box; a drive shaft connected to the speed change component is rotatably installed on the installation box, so One end of the drive shaft passing through the installation box is connected to a crank handle, and the crank handle is connected to a handle. 2. The portable geological sampling device according to claim 1, characterized in that the transmission assembly includes a driving sprocket and a transmission sprocket, the transmission sprocket is installed on the rotating shaft, and a driving sprocket is installed in the middle of the installation box. The drive sprocket is connected to the drive sprockets on both sides through a closed-loop chain. 3. The portable geological sampling device according to claim 2, characterized in that the transmission assembly includes a transmission frame, a driving gear and a driven gear, the driving gear is connected to a driving shaft, and the driven gear is connected to a driving chain. wheels, and the transmission rack meshes with the driving gear and the driven gear respectively. 4. The portable geological sampling device according to claim 3, characterized in that a primary gear and a secondary gear are installed on the transmission frame, the primary gear meshes with the driving gear, and the secondary gear meshes with the slave gear. The moving gear meshes. 5. The portable geological sampling device according to claim 4, wherein the number of teeth of the primary gear is greater than the number of teeth of the driving gear, and the number of teeth of the secondary gear is less than the number of teeth of the driven gear. 6. The portable geological sampling device according to claim 1, characterized in that a connecting tube is installed on the installation box, the connecting tube is threadedly connected to the sampling tube, and the length of the sampling tube is shorter than that of the spiral auger. length.