CN217638043U - Vibration tube type soil sampler - Google Patents

Abstract

The utility model relates to a vibrating tube type soil sampler, comprising: a vibration generating component: a rotating motor, a flexible shaft connector connected with a drive shaft of the rotating motor, and a vibration chamber located below the flexible shaft connector, The vibration chamber is also provided with an eccentric rotor connected to the flexible shaft connector; a sampling pipe installed under the vibration chamber; and an operating handle arranged on both sides of the top of the vibration generating assembly. Compared with the prior art, the utility model can achieve the purpose of saving labor in the process of collecting hard soil.

Description

A vibrating tube soil sampler

technical field

The utility model belongs to the technical field of soil sampling equipment, and relates to a vibrating tube type soil sampler.

Background technique

Compared with groundwater site surveys, soil site surveys often require ex-situ detection, and drilling machines or hand drills are often used to collect samples. In small sites or odor-contaminated sites, the cost of using drilling rigs is high, and sometimes it is easy to disturb during use. For example, Chinese patent CN205748970U discloses a portable cylindrical soil sampling device, which includes at least two sampling pipes, at least two first connecting rods, a push rod, an annular dredging handle and a motor. The output shaft of the motor is connected to the push rod. The upper ends are connected, the sampling pipes are evenly arranged around the propelling rod, the sampling pipes are respectively fixedly connected with the propelling rod through one of the first connecting rods, and the sampling pipes are all provided with mud pushing rods, so The lower ends of the mud push rods are all connected with mud push pieces, and the upper ends of the mud push rods are all connected to the annular mud mining handle. This portable hand drill is still time-consuming and labor-intensive when collecting hard soil samples.

Utility model content

The purpose of the utility model is to provide a vibrating tube type soil sampler to realize the time-saving and labor-saving collection of hard soil samples and the like.

The purpose of the present utility model can be achieved through the following technical solutions:

A vibrating tube soil sampler, comprising:

Vibration generating assembly: including a rotating electrical machine, a flexible shaft connector connected with the drive shaft of the rotating electrical machine, and a vibration chamber below the flexible shaft connector, and an eccentric rotor connected to the flexible shaft connector is also provided in the vibration chamber ;

Sampling pipe installed under the vibration chamber;

and operating handles arranged on both sides of the top of the vibration generating assembly.

Further, the vibration generating assembly also includes a battery compartment, in which a power supply for the rotating electrical machine is installed, the rotating electrical machine is installed on the lower side of the battery compartment, and installed on both sides of the top of the battery compartment. the operating handle.

Further, a rubber bellows is surrounded by the flexible shaft connector, and the upper and lower ends of the rubber bellows are respectively connected to the fixed installation surface below the rotating motor and the vibration chamber.

Furthermore, the rubber bellows is also provided with a shock-absorbing spring surrounding the flexible shaft connector.

Further, the upper and lower ends of the vibration chamber are respectively provided with an upper bearing and a lower bearing, the eccentric rotor is installed in the vibration chamber through a long shaft, and the bottom end of the long shaft is connected with the lower bearing. , the top end of the long shaft passes through the upper bearing and is connected to the flexible shaft connector.

Further, the axis of the eccentric rotor is deviated from the long axis.

Further, the lower end of the vibration chamber is fixedly connected with the sampling pipe through threads.

Further, the bottom of the sampling tube is processed with serrated edges.

Further, the operating handle is also provided with a knob for controlling the operation of the rotating motor.

Further, the lower part of the operating handle is also machined with multi-segment grooves in a corrugated shape.

Compared with the prior art, the utility model has the following advantages:

(1) The vibration generating components are equipped with shock-absorbing springs and flexible shaft connectors, which can effectively prevent the components from aging, wear and deformation due to long-term operation.

(2) The eccentric rotor that provides vibration adopts an off-axis design, which can provide an effective lateral vibration mode.

(3) The bottom of the sampling tube is designed with a serrated sharp edge, which can cut the soil more quickly with lateral vibration.

Description of drawings

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

Description of marks in the figure:

1- Operation handle, 2- Knob, 3- Battery compartment, 4- Rotary motor, 5- Flexible shaft connector, 6- Rubber bellows, 7- Damping spring, 8- Upper bearing, 9- Long shaft, 10- Vibration chamber, 11-eccentric rotor, 12-lower bearing, 13-installation thread, 14-sampling tube, 15-serrated edge.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments. This embodiment is implemented on the premise of the technical solution of the present invention, and provides a detailed implementation manner and a specific operation process, but the protection scope of the present invention is not limited to the following embodiments.

In the following embodiments or embodiments, if there are no special described functional components or structures, it is indicated that they are all conventional components or conventional structures used in the art to achieve corresponding functions.

In order to realize the time-saving and labor-saving collection of hard soil samples, etc., the utility model provides a vibrating tube type soil sampler, the structure of which is shown in FIG. 1, including:

Vibration generating assembly: comprising a rotating electrical machine 4, a flexible shaft connector 5 connected with the drive shaft of the rotating electrical machine 4, and a vibration chamber 10 located below the flexible shaft connector 5, and the vibration chamber 10 is also provided with a connection to the The eccentric rotor 11 of the flexible shaft connector 5;

The sampling pipe 14 installed under the vibration chamber 10;

And the operating handle 1 arranged on both sides of the top end of the vibration generating assembly.

In some specific embodiments, the vibration generating assembly further includes a battery compartment 3 , and a power supply for the rotating electrical machine 4 is installed in the battery compartment 3 , and the rotating electrical machine 4 is installed under the battery compartment 3 . The operating handle 1 is installed on both sides of the top of the battery compartment 3 .

In some specific embodiments, the flexible shaft connector 5 is also surrounded by a rubber bellows 6 , and the upper and lower ends of the rubber bellows 6 are respectively connected to the fixed installation surface under the rotating electrical machine 4 and the Vibration chamber 10 .

In a more specific embodiment, the rubber bellows 6 is further provided with a damping spring 7 surrounding the flexible shaft connector 5 .

In some specific embodiments, the upper and lower ends of the vibration chamber 10 are respectively provided with an upper bearing 8 and a lower bearing 12, the eccentric rotor 11 is installed in the vibration chamber 10 through a long shaft 9, and all the The bottom end of the long shaft 9 is connected to the lower bearing 12 , and the top end of the long shaft 9 passes through the upper bearing 8 and is connected to the flexible shaft connector 5 . Since the flexible shaft connector 5 is arranged between the rotary motor 4 and the long shaft 9, the rotary motor 4 and the long shaft 9 can not transmit rotational motion and torque in the same direction, thereby enhancing the flexibility of the sampler. Compared with the direct connection of the long shaft 9 to the motor, this non-collinear torque transmission method can reduce the lateral resistance, reduce the friction between the long shaft 9 and the motor bearing, and prevent the components from being deformed under pressure for a long time.

In a more specific embodiment, the axis of the eccentric rotor 11 is offset from the long axis 9 .

In some specific embodiments, the lower end of the vibration chamber 10 is fixedly connected with the sampling tube 14 by means of threads.

In some specific embodiments, the bottom of the sampling tube 14 is processed with a serrated edge 15 .

In some specific embodiments, the operating handle 1 is further provided with a knob 2 for controlling the operation of the rotating motor 4 .

In some specific embodiments, the lower part of the operating handle 1 is further processed with multi-segment grooves in a corrugated shape.

The above embodiments may be implemented individually, or may be implemented in any two or more combinations.

The above embodiments will be described in more detail below with reference to specific embodiments.

Example 1:

In order to save time and effort in collecting hard soil samples, the present embodiment provides a vibrating tube soil sampler, the structure of which is shown in FIG. 1 , including:

Vibration generating assembly: including a rotating motor 4, a flexible shaft connector 5 connected with the drive shaft of the rotating motor 4, and a vibration chamber 10 below the flexible shaft connector 5, and a flexible shaft connector is also provided in the vibration chamber 10 5 eccentric rotor 11;

The sampling pipe 14 installed under the vibration chamber 10;

And the operating handle 1 arranged on both sides of the top end of the vibration generating assembly.

Referring to FIG. 1 again, the vibration generating assembly further includes a battery compartment 3, and a power supply for the rotating electrical machine 4 is installed in the battery compartment 3. The rotating electrical machine 4 is installed on the lower side of the battery compartment 3, on the top of the battery compartment 3 Install the operating handle 1 on both sides. The flexible shaft connector 5 is also surrounded by a rubber bellows 6 , and the upper and lower ends of the rubber bellows 6 are respectively connected to the fixed installation surface below the rotary motor 4 and the vibration chamber 10 . The rubber bellows 6 is also provided with a shock-absorbing spring 7 surrounding the flexible shaft connector 5 .

1 again, the upper and lower ends of the vibration chamber 10 are respectively provided with an upper bearing 8 and a lower bearing 12, the eccentric rotor 11 is installed in the vibration chamber 10 through a long shaft 9, and the bottom end of the long shaft 9 is connected to the lower bearing. 12 is connected, the top end of the long shaft 9 passes through the upper bearing 8, and is connected to the flexible shaft connector 5. The axis of the eccentric rotor 11 is offset from the long axis 9 .

Referring again to FIG. 1 , the lower end of the vibration chamber 10 is provided with a mounting thread 13 , which is fixedly connected with the sampling pipe 14 through a thread. The bottom of the sampling tube 14 is machined with a serrated edge 15 . The operating handle 1 is also provided with a knob 2 for controlling the operation of the rotary motor 4. The knob 2 here is used to control the opening and closing of the rotary motor 4. At the same time, the rotation speed of the rotary motor 4 can be further controlled by its own rotation. This embodiment The way in which the knob 2 controls the rotary motor 4 is the conventional technology in the field. The lower part of the operating handle 1 is also machined with multi-segment grooves in a corrugated shape.

The sampler of this embodiment adopts the following steps during operation:

(1) Hold the operating handle 1 of the sampler with both hands, and move the sampler to the soil site to be tested;

(2) Keep the sampling pipe 14 perpendicular to the soil surface, and adjust the knob 2 to turn on the rotary motor 4;

(3) After the rotary motor 4 is turned on, the eccentric rotor 11 is driven to rotate, and the sampler is vibrated by the centrifugal force of the eccentric rotor 11, and the position of the knob 2 can be further adjusted to change the rotational speed of the rotary motor 4 to control the vibration frequency of the sampler.

(4) During the vibration process, both hands continue to hold the operating handle 1, and rotate clockwise or counterclockwise around the central axis of the sampling tube 14, so that the sampling tube 14 spirally descends, and further cooperates with the shear stress generated by the serrated edge 15, so that the soil sample is subjected to fuller cuts.

The above description of the embodiments is for the convenience of those skilled in the art to understand and use the utility model. It will be apparent to those skilled in the art that various modifications to these embodiments can be readily made, and the generic principles described herein can be applied to other embodiments without inventive step. Therefore, the present invention is not limited to the above-mentioned embodiments, and improvements and modifications made by those skilled in the art according to the disclosure of the present invention without departing from the scope of the present invention should all fall within the protection scope of the present invention.

Claims (10)

1. A vibrating tube soil sampler, comprising:

a vibration generating assembly: the vibration machine comprises a rotating motor, a flexible shaft connector connected with a driving shaft of the rotating motor, and a vibration chamber positioned below the flexible shaft connector, wherein an eccentric rotor connected with the flexible shaft connector is also arranged in the vibration chamber;

a sampling pipe arranged below the vibration chamber;

and operating handles arranged at two sides of the top end of the vibration generating assembly.

2. A vibrating tube soil sampler as claimed in claim 1 wherein said vibration generating assembly further comprises a battery compartment, a power source for a rotary motor mounted in said battery compartment, said rotary motor mounted on the underside of said battery compartment, said operating handles mounted on either side of the top of said battery compartment.

3. The vibrating tube soil sampler of claim 1 wherein a rubber bellows is provided around the flexible shaft connector, the upper and lower ends of the rubber bellows are connected to the mounting surface below the rotary motor and the vibrating chamber, respectively.

4. A vibrating tube soil sampler as claimed in claim 3 wherein said rubber bellows is further provided with a shock absorbing spring surrounding said flexible shaft connector.

5. The vibrating tube soil sampler of claim 1 wherein the upper and lower ends of the vibrating chamber are provided with an upper bearing and a lower bearing, respectively, the eccentric rotor is mounted in the vibrating chamber via a long shaft, the bottom end of the long shaft is connected to the lower bearing, and the top end of the long shaft passes through the upper bearing and is connected to the flexible shaft connector.

6. A vibrating tube soil sampler as claimed in claim 5 wherein the eccentric rotor is axially offset from the long axis.

7. A vibrating tube soil sampler as claimed in claim 1 wherein the lower end of the vibrating chamber is fixedly connected to the sampling tube by means of a screw thread.

8. The vibrating tube soil sampler of claim 1 wherein the sampling tube is formed with a serrated edge at the bottom.

9. The vibrating tube soil sampler of claim 1 wherein said operating handle further comprises a knob for controlling operation of said rotary motor.

10. The vibrating tube soil sampler of claim 1 wherein the lower portion of the operating handle is further formed with a plurality of corrugated grooves.

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