Rock sampler for geotechnical engineering

Abstract

The utility model discloses a rock sampler for geotechnical engineering, which comprises a base, the upper surface of the base is fixedly connected with a fixing frame, two ends of the base are provided with fixing mechanisms, the inside of the fixing frame is movably connected with a lifting plate, a lifting mechanism is connected between the fixing frame and the lifting plate, and the lifting mechanism is connected with the lifting plate. And the upper surface of the fixing frame is fixedly connected with a dust suction box, the lifting plate is sleeved with a buffer frame, and a sampling mechanism is installed on the buffer frame. When the rock sampler for geotechnical engineering is used for sampling rock soil, the fan is started, and the dust hood at one end of the dust suction pipe is used for collecting dust generated during sampling, so that the dust in a sampling field is effectively reduced, and the body health of construction workers is further protected.

Description

Technical Field

[0001] The utility model relates to the technical field of geotechnical engineering, in particular to a rock sampler for geotechnical engineering. Background Art

[0002] The objects of geotechnical engineering research are rock and soil. During the entire geological history of its formation and existence, the rock has undergone various complex geological actions, and thus has a complex structure and geostress field environment. Different types of rock in different regions often have very different engineering properties due to the different geological processes they have experienced. The sampler used in geotechnical engineering is a tool for taking out soil samples in geotechnical engineering. It is mainly for the convenience of people to test soil samples. Usually, the surface and deep soil are taken out. It is a necessary sampling tool in geotechnical engineering development.

[0003] A Chinese patent application with application number CN202320971671.7 discloses a rock sampler for geotechnical engineering, comprising a frame and a rock sampling unit; the frame: a sliding plate is slidably connected in a slide groove arranged between the left and right walls; the rock sampling unit: comprises a sampling barrel, a first pulley, a second pulley and a motor, the sampling barrel is rotatably connected to an opening arranged at the front end of the sliding plate through a bearing, a motor is arranged at the rear end of the upper surface of the sliding plate through an assembly seat, a first pulley is arranged at the upper end of the outer arc surface of the sampling barrel, a second pulley is arranged at the lower end of the output shaft of the motor, and the first pulley is connected to the second pulley through a belt for transmission; wherein: it also includes a control switch, the control switch is arranged at the lower end of the right surface of the frame, the input end of the control switch is electrically connected to an external power supply, and the input end of the motor is electrically connected to the output end of the control switch, the rock sampler for geotechnical engineering ensures the stability of the rock sampler for geotechnical engineering during use and ensures the integrity of the sample.

[0004] However, the existing samplers still have some defects. When sampling, a large amount of smoke and dust will be generated, which will cause harm to the health of the sampling workers and has poor practicality. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, the utility model provides a rock sampler for geotechnical engineering, which aims to solve the problems that a large amount of smoke and dust is generated during sampling, causing harm to the health of sampling workers and poor practicality.

[0006] In order to achieve the above-mentioned utility model object, the technical solution adopted by the utility model is: a rock sampler for geotechnical engineering, comprising a base, a fixing frame is fixedly connected to the upper surface of the base, fixing mechanisms are installed at both ends of the base, a lifting plate is movably connected inside the fixing frame, a lifting mechanism is connected between the fixing frame and the lifting plate, a dust collection box is fixedly connected to the upper surface of the fixing frame, a buffer frame is sleeved on the lifting plate, and a sampling mechanism is installed on the buffer frame;

[0007] The lifting mechanism includes a driving motor 1 installed on the upper surface of the fixed frame, the output end of the driving motor 1 extends into the interior of the fixed frame and is connected to a threaded rod 1 for transmission, the threaded rod 1 is threadedly connected to the lifting plate, guide blocks are fixedly connected on both sides of the lifting plate, and sliding grooves matching the guide blocks are provided on both sides of the fixed frame.

[0008] Furthermore, the sampling mechanism includes a second drive motor fixedly mounted on a buffer frame, the output end of the second drive motor is transmission-connected to a sampling tube, a buffer spring is connected between the buffer frame and the lifting plate, the upper surface of the lifting plate is provided with a mounting groove matching the second drive motor, a through hole is provided at one end of the upper surface of the lifting plate away from the mounting groove, and a sampling hole is provided on the base.

[0009] Furthermore, a filter is fixedly installed inside the dust box, a connecting plate is provided above the filter, a fan is installed on the connecting plate, an exhaust port is provided on the upper surface of the dust box, a dust pipe is connected to one side of the dust box, one end of the dust pipe extends into the interior of the fixed frame and is connected to a dust hood.

[0010] Furthermore, the fixing mechanism includes a threaded rod 2 screwed on the base, a rotating handle is fixedly installed on the top end of the threaded rod 2, and a foot seat is rotatably connected to the bottom end of the threaded rod 2, and a corrugated rubber sleeve is coated on the lower surface of the foot seat.

[0011] Furthermore, a pushing handle is fixedly mounted on one side of the fixing frame, and a universal wheel is fixedly connected to the lower surface of the base.

[0012] The beneficial effects of the utility model are:

[0013] The utility model discloses a rock sampler for geotechnical engineering. When sampling rock and soil, a fan is started, and a dust hood at one end of a dust suction pipe is used to collect dust generated during sampling, thereby effectively reducing dust at the sampling site and further protecting the health of construction workers.

[0014] The utility model discloses a rock sampler for geotechnical engineering, which drives a threaded rod to rotate by a driving motor, thereby drives a lifting plate to move, and drives a sampling tube on a buffer frame to sample rock and soil. During the sampling process, the cooperation between the buffer spring and the buffer frame can buffer and protect the vibration generated during sampling, thereby increasing the service life of the sampler. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of a rock sampler for geotechnical engineering of the utility model;

[0016] Figure 2 A top view of a lifting plate of a rock sampler for geotechnical engineering of the utility model;

[0017] Figure 3 A cross-sectional view of a dust collection box of a rock sampler for geotechnical engineering of the utility model;

[0018] Figure 4 The utility model is a rock sampler for geotechnical engineering Figure 1 Enlarged view of point A in the middle.

[0019] Reference table of reference numerals:

[0020] 1. Base; 2. Fixing frame; 3. Fixing mechanism; 301. Threaded rod 2; 302. Rotating handle; 303. Footrest; 4. Lifting plate; 5. Lifting mechanism; 501. Driving motor 1; 502. Threaded rod 1; 503. Guide block; 504. Slide; 6. Dust box; 601. Filter; 602. Connecting plate; 603. Fan; 604. Exhaust port; 605. Dust pipe; 606. Dust hood; 7. Buffer frame; 8. Sampling mechanism; 801. Driving motor 2; 802. Sampling tube; 803. Buffer spring; 804. Mounting slot; 805. Through hole; 806. Sampling hole; 9. Pushing handle; 10. Universal wheel. DETAILED DESCRIPTION

[0021] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0022] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0023] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] like Figures 1 to 4 As shown, a rock sampler for geotechnical engineering comprises a base 1, a fixing frame 2 is fixedly connected to the upper surface of the base 1, fixing mechanisms 3 are installed at both ends of the base 1, a lifting plate 4 is movably connected inside the fixing frame 2, a lifting mechanism 5 is connected between the fixing frame 2 and the lifting plate 4, a dust collecting box 6 is fixedly connected to the upper surface of the fixing frame 2, a buffer frame 7 is sleeved on the lifting plate 4, and a sampling mechanism 8 is installed on the buffer frame 7;

[0025] The lifting mechanism 5 includes a driving motor 501 installed on the upper surface of the fixed frame 2. The output end of the driving motor 501 extends into the interior of the fixed frame 2 and is connected to a threaded rod 502. The threaded rod 502 is threadedly connected to the lifting plate 4. The two sides of the lifting plate 4 are fixedly connected with guide blocks 503. The two sides of the fixed frame 2 are provided with sliding grooves 504 matching the guide blocks 503.

[0026] Through the above scheme, the threaded rod 502 is driven to rotate by driving the motor 501, thereby driving the lifting plate 4 to move, and the guide block 503 slides on the slide groove 504 to increase the stability of the lifting plate 4, thereby driving the sampling tube 802 on the buffer frame 7 to sample the rock and soil.

[0027] The sampling mechanism 8 includes a second driving motor 801 fixedly mounted on the buffer rack 7, the output end of the second driving motor 801 is transmission-connected to a sampling tube 802, a buffer spring 803 is connected between the buffer rack 7 and the lifting plate 4, a mounting groove 804 matching the second driving motor 801 is provided on the upper surface of the lifting plate 4, a through hole 805 is provided on the end of the upper surface of the lifting plate 4 away from the mounting groove 804, and a sampling hole 806 is provided on the base 1.

[0028] Through the above scheme, the driving motor 2 801 is started to drive the sampling tube 802 to rotate and sample the rock and soil. During the sampling process, the cooperation between the buffer spring 803 and the buffer frame 7 can buffer and protect the vibration generated during sampling, thereby increasing the service life of the sampler.

[0029] A filter 601 is fixedly installed inside the dust box 6, a connecting plate 602 is provided above the filter 601, a fan 603 is installed on the connecting plate 602, an exhaust port 604 is provided on the upper surface of the dust box 6, a dust pipe 605 is connected to one side of the dust box 6, one end of the dust pipe 605 extends into the interior of the fixed frame 2 and is connected to a dust hood 606.

[0030] Through the above scheme, when sampling rock and soil, the fan 603 is started, and the dust generated during sampling is collected by the dust hood 606 at one end of the dust suction tube 605, thereby effectively reducing the dust at the sampling site and further protecting the health of construction workers.

[0031] The fixing mechanism 3 includes a threaded rod 301 screwed on the base 1, a rotating handle 302 is fixedly installed on the top of the threaded rod 301, and a foot seat 303 is rotatably connected to the bottom end of the threaded rod 301, and the lower surface of the foot seat 303 is coated with a corrugated rubber sleeve.

[0032] According to the above solution, the rotating handle 302 is rotated to drive the second threaded rod 301 to rotate, and the foot 303 contacts the ground, thereby fixing the sampling device to prevent deviation during sampling and affect the sampling effect.

[0033] A pushing handle 9 is fixedly mounted on one side of the fixing frame 2 , and a universal wheel 10 is fixedly connected to the lower surface of the base 1 .

[0034] The working principle of the utility model is to push the device to the designated position by pushing the handle 9, turn the rotating handle 302, drive the threaded rod 301 to rotate, lift the universal wheel 10, and then fix the sampling device, drive the threaded rod 502 to rotate by driving the motor 501, and then drive the lifting plate 4 to move, drive the sampling tube 802 on the buffer frame 7 to sample the rock and soil, and when sampling the rock and soil, start the fan 603, and then the dust hood 606 at one end of the dust suction pipe 605 collects the dust generated during sampling, thereby effectively reducing the dust at the sampling site and further protecting the health of construction workers.

[0035] The above description is only a preferred embodiment of the present utility model patent and is not intended to limit the present utility model patent. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model patent shall be included in the protection scope of the present utility model patent.

Claims

1. A rock sampler for geotechnical engineering, characterized in that: The utility model comprises a base (1), the upper surface of the base (1) is fixedly connected to a fixing frame (2), both ends of the base (1) are equipped with fixing mechanisms (3), the interior of the fixing frame (2) is movably connected to a lifting plate (4), a lifting mechanism (5) is connected between the fixing frame (2) and the lifting plate (4), the upper surface of the fixing frame (2) is fixedly connected to a dust collecting box (6), a buffer frame (7) is sleeved on the lifting plate (4), and a sampling mechanism (8) is installed on the buffer frame (7); The lifting mechanism (5) comprises a driving motor (501) mounted on the upper surface of the fixing frame (2); the output end of the driving motor (501) extends into the interior of the fixing frame (2) and is transmission-connected with a threaded rod (502); the threaded rod (502) is threadedly connected to the lifting plate (4); guide blocks (503) are fixedly connected to both sides of the lifting plate (4); and slide grooves (504) matching the guide blocks (503) are provided on both sides of the fixing frame (2).

2. A rock sampler for geotechnical engineering according to claim 1, characterized in that: The sampling mechanism (8) comprises a second driving motor (801) fixedly mounted on a buffer frame (7); the output end of the second driving motor (801) is drivingly connected to a sampling tube (802); a buffer spring (803) is connected between the buffer frame (7) and the lifting plate (4); a mounting groove (804) matching the second driving motor (801) is provided on the upper surface of the lifting plate (4); a through hole (805) is provided on one end of the upper surface of the lifting plate (4) away from the mounting groove (804); and a sampling hole (806) is provided on the base (1).

3. A rock sampler for geotechnical engineering according to claim 1, characterized in that: A filter screen (601) is fixedly installed inside the dust collection box (6), a connecting plate (602) is provided above the filter screen (601), a fan (603) is installed on the connecting plate (602), an exhaust port (604) is provided on the upper surface of the dust collection box (6), a dust collection pipe (605) is connected to one side of the dust collection box (6), and one end of the dust collection pipe (605) extends into the interior of the fixed frame (2) and is connected to a dust collection cover (606).

4. A rock sampler for geotechnical engineering according to claim 1, characterized in that: The fixing mechanism (3) comprises a second threaded rod (301) screwed onto the base (1), a rotating handle (302) being fixedly mounted on the top end of the second threaded rod (301), a foot seat (303) being rotatably connected to the bottom end of the second threaded rod (301), and a corrugated rubber sleeve being applied to the lower surface of the foot seat (303).

5. A rock sampler for geotechnical engineering according to claim 1, characterized in that: A pushing handle (9) is fixedly mounted on one side of the fixing frame (2), and a universal wheel (10) is fixedly connected to the lower surface of the base (1).

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