CN219104401U - A core drilling sampler for geological exploration - Google Patents

Abstract

The utility model discloses a rock core drilling sampler for geological exploration, which comprises a U-shaped base, the bottom four corners of the U-shaped base are rotatably connected with universal wheels with locks, and a top plate is arranged above the U-shaped base The bottom of the top plate is embedded and fixed with a multi-stage electric telescopic rod, and the protruding end of the multi-stage electric telescopic rod is fixedly connected with a return-shaped plate. The utility model can drive the coring drill barrel to rotate and move down to drill and take the core through the setting of the first guide assembly, the rotation drive assembly, the multi-stage electric telescopic rod, the return plate and the rotating tube, and guides the core through the dust cover and the counterweight. The setting of the components can automatically shield the drilling site from flying dust during drilling and coring, thereby reducing the pollution to the surroundings and the phenomenon of being absorbed by the staff and harming the staff's body. The core is automatically removed when the core drill barrel is lifted, without the need for personnel to knock and shake it out, saving time and effort.

Description

A core drilling sampler for geological exploration

technical field

The utility model relates to the technical field of rock core drilling sampling equipment, in particular to a rock core drilling sampler for geological exploration.

Background technique

Geological survey refers to the activities of ascertaining, analyzing and evaluating the geological and environmental characteristics and geotechnical engineering conditions of the construction site according to the requirements of the construction project, and compiling survey documents; its purpose is to conduct survey and research on the geology by using testing means and methods and analysis and judgment; in geological exploration work, for rock and soil geology, it is necessary to use a core drilling sampler to drill and take rock core samples for subsequent detection, analysis and judgment.

The existing core drilling sampler is mainly composed of a drilling motor, a support and a sampling drill barrel, and the drill teeth at the bottom of the driven sampling drill barrel are used to drill the rock and soil geology. In the downward drilling work, drilling between multiple drill teeth The core sample formed by cutting is squeezed into the sampling drill barrel, and then the sampling drill barrel is moved up to take out the core to realize the drilling and sampling of the core; the existing core drilling sampler still has some deficiencies;

1. When the coring drill barrel is drilled into the core, when the core drill barrel and the rocky ground are rotated and drilled, a large amount of dust is likely to scatter outward on the surface, which is easy to pollute the surrounding environment and endanger the health of the staff;

2. After the sampling is completed, it is necessary for personnel to knock out the core in the core drill barrel with a single drive. It is time-consuming and laborious for personnel to knock out the core. Based on the above phenomena, we propose a core drilling sampling method for geological exploration. device.

Utility model content

The main purpose of the utility model is to provide a core drilling sampler for geological exploration, which can effectively solve the problems in the background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a core drilling sampler for geological exploration, including a U-shaped base, the four corners of the bottom of the U-shaped base are rotatably connected with universal wheels with locks, the The top of the U-shaped base is provided with a top plate, and the bottom of the top plate is embedded and fixed with multi-stage electric telescopic rods. The protruding end of the multi-stage electric telescopic rods is fixedly connected with a return-shaped plate, and the top inner wall and the bottom inner wall of the return-shaped plate rotate between A rotary tube is connected, and the bottom end of the rotary tube extends to the bottom of the back-shaped plate and is fixedly connected with a coring drill barrel. Collision stripper rod, the bottom end of the collision stripper rod penetrates the rotary tube and extends into the core drill barrel, which is used for rock geological drilling and core samples in geological exploration;

Two first guide assemblies are fixedly connected between the top of the U-shaped base and the bottom of the top plate, and the adjacent sides of the two first guide assemblies are respectively fixedly connected to both sides of the return-shaped plate. The first guide assemblies are used for Vertically guide the return-shaped plate;

The rotating tube is fixedly sleeved with a rotating drive assembly, and the top of the return-shaped plate is fixedly installed with a drive motor whose output shaft is fixedly connected to the rotating driving assembly, and the rotating driving assembly is used to drive the rotating tube to rotate;

The core drill barrel is covered with a dust cover, and both sides of the dust cover are fixedly connected with a counterweight guide assembly. Make sure the dust cover is centered down.

Preferably, the first guide assembly includes a pole and a guide sleeve, the top end and the bottom end of the pole are respectively fixedly connected to the bottom of the top plate and the top of the U-shaped base, and the guide sleeve is slidably sleeved on the corresponding pole The adjacent sides of the two guide sleeves are respectively fixedly connected to the two sides of the back-shaped plate, and the set pole cooperates with the guide sleeve, and the vertical guidance of the back-shaped plate is realized by using the guide sleeve to slide up and down on the pole.

Preferably, the rotary drive assembly includes a first gear and a second gear, the first gear is fixedly sleeved on the rotating tube, the second gear is meshed on the right side of the first gear, and the top of the second gear is connected to the drive motor The bottom end of the output shaft is fixedly connected, the first gear and the second gear are located in the back-shaped plate, and the first gear and the second gear provided cooperate to drive the rotary tube and the core drill barrel to rotate when the drive motor is started.

Preferably, the counterweight guide assembly includes an L-shaped guide rod and a counterweight, and the adjacent ends of the two L-shaped guide rods are respectively fixedly connected to both sides of the dust cover, and the return-shaped plate is slidingly sleeved on the two L-shaped guide rods. On the guide rod, the bottom of the counterweight is fixedly connected to the top of the corresponding L-shaped guide rod, and the set L-shaped guide rod cooperates with the counterweight, and the gravity of the counterweight is used to ensure that the center of the dust cover is downward.

Preferably, a storage battery is fixedly connected to the top of the top plate, and both the drive motor and the multi-stage electric telescopic rod are electrically connected to the storage battery.

Preferably, a circular perforation is opened on the top inner wall of the core drill barrel, and the impact stripper rod is located in the circular perforation and does not contact the inner wall of the circular perforation.

Preferably, a circular hole is opened on the top inner wall of the dust shield, and the core drill barrel is located in the circular hole and does not contact the inner wall of the circular hole.

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

1. The core drilling sampler used for geological exploration, through the setting of the driving motor, the first guide assembly, the rotating drive assembly, the multi-stage electric telescopic rod, the return-shaped plate and the rotating tube, the multi-stage electric telescopic rod and the The drive motor realizes the rotation and downward movement of the core drilling barrel respectively, and then realizes the drilling of rock and soil to take cores in the geological exploration work;

2. The core drilling sampler used for geological exploration can keep the center of the dust cover downward through the cooperation of the return-shaped plate, the dust cover and the counterweight guide assembly, and can ensure the dust cover when the return-shaped plate moves down. The cover is in contact with the ground, so that the drilling site can be automatically shielded from dust during drilling and coring;

3. The core drilling sampler used for geological exploration can drive the core to collide and squeeze the bottom end of the collision stripping rod when the coring drill barrel moves up after coring through the set collision stripping rod, so as to realize the core Impact extrusion, so as to realize the effect of automatically removing the core after taking the core.

The utility model can drive the coring drill barrel to rotate and move down to drill and take the core through the setting of the first guide assembly, the rotation drive assembly, the multi-stage electric telescopic rod, the return plate and the rotating tube, and guides the core through the dust cover and the counterweight. The setting of the components can automatically shield the drilling site from flying dust during drilling and coring, thereby reducing the pollution to the surroundings and the phenomenon of being absorbed by the staff and harming the staff's body. The core is automatically removed when the core drill barrel is lifted, without the need for personnel to knock and shake it out, saving time and effort.

Description of drawings

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

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

Fig. 3 is a schematic diagram showing the enlarged structure of part A in Fig. 2 of the present invention.

In the figure: 1. U-shaped base; 2. Support rod; 3. Guide sleeve; 4. Top plate; 5. Multi-stage electric telescopic rod; , L-shaped guide rod; 10, counterweight block; 11, first gear; 12, second gear; 13, drive motor; 14, collision stripping rod; 15, circular perforation; Lock the caster.

Detailed ways

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. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1 to 3, a core drilling sampler for geological exploration proposed in this embodiment includes a U-shaped base 1, and the four corners of the bottom of the U-shaped base 1 are rotatably connected with universal wheels 17 with locks, The top of the U-shaped base 1 is provided with a top plate 4, and the bottom of the top plate 4 is embedded and fixed with a multi-stage electric telescopic rod 5, wherein the bottom of the top plate 4 is provided with an embedded hole, and the multi-stage electric telescopic rod 5 is located in the embedded hole. The multi-stage electric telescopic rod 5 is fixedly connected to the bottom of the top plate 4, and the extended end of the multi-stage electric telescopic rod 5 is fixedly connected with a return-shaped plate 16, and the top inner wall and the bottom inner wall of the return-shaped plate 16 are rotatably connected with a rotating pipe 6, Wherein the top inner wall and the bottom inner wall of the back-shaped plate 16 are provided with rotating holes, and the fixed sleeves in the rotating holes are provided with supporting bearings, and the inner rings of the two supporting bearings are all fixedly set with the outer sides of the rotating tube 6, and the rotating tube 6 passes The two support bearings are rotatably connected between the top inner wall and the bottom inner wall of the return-shaped plate 16, and play the effect of supporting the rotation of the rotating tube 6. The bottom end of the rotating tube 6 extends to the bottom of the return-shaped plate 16 and is fixedly connected with a The core drill barrel 7, the bottom of the core drill barrel 7 is ring-shaped and equidistantly fixedly connected with a plurality of drill teeth, the bottom of the top plate 4 is fixedly connected with a collision stripper rod 14, and the bottom end of the collision stripper rod 14 runs through the rotating tube 6 and Extending into the core drill barrel 7, wherein the top inner wall of the core drill barrel 7 is provided with a circular perforation 15, and the collision and stripping rod 14 is located in the circular perforation 15 and does not contact the inner wall of the circular perforation 15, so as to provide for collision and stripping. The effect of material rod 14 passing through, coring drill barrel 7 is used for rock geological drilling and core sampling in geological exploration;

Two first guide assemblies are fixedly connected between the top of the U-shaped base 1 and the bottom of the top plate 4, and the adjacent sides of the two first guide assemblies are fixedly connected with both sides of the return-shaped plate 16 respectively, and the first guide assemblies are used for For the vertical guidance of the back-shaped plate 16; wherein the first guide assembly includes a pole 2 and a guide sleeve 3, and the top and bottom ends of the pole 2 are fixedly connected with the bottom of the top plate 4 and the top of the U-shaped base 1 respectively, and the guide sleeve 3. The sliding sleeve is arranged on the corresponding support rod 2, and the adjacent sides of the two guide sleeves 3 are respectively fixedly connected with the two sides of the return-shaped plate 16. Sliding up and down on the bar 2 realizes the vertical guidance to the return-shaped plate 16;

The rotating tube 6 is fixedly sleeved with a rotating drive assembly, the top of the return-shaped plate 16 is fixedly installed with a drive motor 13 whose output shaft is fixedly connected with the rotation drive assembly, and the top of the top plate 4 is fixedly connected with a storage battery, the drive motor 13 and the multi-stage motor. The telescopic rods 5 are electrically connected to the battery, and the rotation drive assembly is used to drive the rotation tube 6 to rotate; wherein the rotation drive assembly includes a first gear 11 and a second gear 12, the first gear 11 is fixedly sleeved on the rotation tube 6, the second Two gears 12 are meshed on the right side of the first gear 11, and the top of the second gear 12 is fixedly connected with the output shaft bottom of the drive motor 13. The first gear 11 and the second gear 12 are all located in the return-shaped plate 16. The first gear 11 cooperates with the second gear 12 to drive the rotary tube 6 and the core drill barrel 7 to rotate when the drive motor 13 is started;

The coring drill barrel 7 is covered with a dust cover 8, wherein a circular hole is provided on the top inner wall of the dust cover 8, and the core drill barrel 7 is located in the circular hole and does not contact the inner wall of the circular hole. To achieve the effect of allowing the core drill barrel 7 to pass through, both sides of the dust cover 8 are fixedly connected with a counterweight guide assembly, and the return-shaped plate 16 is slidably sleeved on the two counterweight guide assemblies, and the counterweight guide assembly is used for Ensure that the center of the dust cover 8 is downward; wherein the counterweight guide assembly includes an L-shaped guide rod 9 and a counterweight 10, and the adjacent ends of the two L-shaped guide rods 9 are fixedly connected to both sides of the dust cover 8 respectively, and are shaped like The plate 16 is slidably sleeved on the two L-shaped guide rods 9, wherein both sides of the top of the return-shaped plate 16 are provided with rectangular guide holes, and the inner wall of the rectangular guide hole is slidably fitted on the outer side of the corresponding L-shaped guide rod 9, The back-shaped plate 16 is slidably sleeved on the two L-shaped guide rods 9 through two rectangular guide holes, so as to play the effect of vertically sliding and guiding the L-shaped guide rods 9. The bottom of the counterweight 10 and the corresponding L-shaped guide rods The top of the rod 9 is fixedly connected, and the set L-shaped guide rod 9 cooperates with the counterweight 10, and the gravity of the counterweight 10 is used to ensure that the center of the dust cover 8 is downward, so that the dust cover 8 can always be moved down after moving down. In close contact with the ground.

The method of use of this embodiment is: when core drilling and sampling is required in geological exploration work, the device is moved to the position where core sampling is required through four universal wheels 17 with locks, and the drive motor 13 is started and the multi-stage The electric telescopic rod 5, the drive motor 13 drives the second gear 12 to rotate, the second gear 12 drives the rotating tube 6 to rotate through the first gear 11 meshing with it, and the rotating tube 6 drives the core drilling barrel 7 to rotate, the multi-stage electric telescopic rod 5 Drive the back-shaped plate 16 to move downward, and the back-shaped plate 16 drives the two guide sleeves 3 to slide downwards on the corresponding support rods 2 respectively, and the back-shaped plate 16 drives the core drill barrel 7 to move downward through the rotating tube 6. When the coring drill barrel 7 moves downward and rotates; wherein the back-shaped plate 16 also gradually loosens the shielding force on the two counterweights 10 when it moves down. At this time, under the action of its own gravity, the counterweight 10 moves down and passes through the The corresponding L-shaped guide rod 9 drives the dust cover 8 to move downward. When the dust cover 8 moves down to contact with the rocky ground, it is blocked by it and no longer moves downward. At this time, the return-shaped plate 16 that continues to move downward Sliding downward on the two L-shaped guide rods 9, the coring drill barrel 7 that continues to rotate and move down is moved downward. Under the action of drilling, the core formed by cutting between multiple drill teeth enters the core drill barrel 7 to realize drilling sampling, while the dust generated at the drilling site is blocked by the dust cover 8 during the drilling process. The inner side makes it possible to prevent a large amount of surface dust from floating outward when drilling to take cores, thereby reducing the pollution to the surroundings and the phenomenon of being absorbed by the staff and endangering the staff's body;

After coring, start the multi-stage electric telescopic rod 5 in the reverse direction. Similarly, it is completely opposite to the motion reverse of starting the multi-stage electric telescopic rod 5 in the forward direction. The cylinder 7 is gradually set upwards on the collision stripper rod 14, at this time, the bottom end of the collision stripper rod 14 enters the core drill barrel 7 and collides and squeezes the top of the core. The effect of impact extrusion makes it possible to automatically remove the rock core when the core drilling barrel 7 is raised after coring, without the need for personnel to knock and shake it out, saving time and effort.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a rock core drilling sampler for geological exploration, includes U-shaped base (1), the bottom four corners of U-shaped base (1) all rotates and is connected with universal wheel (17) of area lock, its characterized in that: a top plate (4) is arranged above the U-shaped base (1), a multistage electric telescopic rod (5) is fixedly embedded at the bottom of the top plate (4), a return plate (16) is fixedly connected to the extending end of the multistage electric telescopic rod (5), a rotary pipe (6) is rotatably connected between the inner wall of the top of the return plate (16) and the inner wall of the bottom, the bottom end of the rotary pipe (6) extends to the lower part of the return plate (16) and is fixedly connected with a coring drilling barrel (7), the bottom of the coring drilling barrel (7) is annular and fixedly connected with a plurality of drilling teeth at equal intervals, a collision stripping rod (14) is fixedly connected to the bottom of the top plate (4), and the bottom end of the collision stripping rod (14) penetrates through the rotary pipe (6) and extends into the coring drilling barrel (7);

two first guide components are fixedly connected between the top of the U-shaped base (1) and the bottom of the top plate (4), and one side, close to the two first guide components, of the two first guide components is fixedly connected with two sides of the return plate (16) respectively;

a rotary driving assembly is fixedly sleeved on the rotary pipe (6), and a driving motor (13) with an output shaft fixedly connected with the rotary driving assembly is fixedly arranged at the top of the return-shaped plate (16);

the core drill barrel (7) is sleeved with a dust shielding cover (8), two sides of the dust shielding cover (8) are fixedly connected with counterweight guide assemblies, and the return plate (16) is slidably sleeved on the two counterweight guide assemblies.

2. A core drilling sampler for geological exploration according to claim 1, characterized in that: the first guide assembly comprises a supporting rod (2) and a guide sleeve (3), the top end and the bottom end of the supporting rod (2) are fixedly connected with the bottom of the top plate (4) and the top of the U-shaped base (1) respectively, the guide sleeve (3) is slidably sleeved on the corresponding supporting rod (2), and one sides, close to the two guide sleeves (3), of the guide sleeve are fixedly connected with two sides of the return plate (16) respectively.

3. A core drilling sampler for geological exploration according to claim 2, characterized in that: the rotary driving assembly comprises a first gear (11) and a second gear (12), the first gear (11) is fixedly sleeved on the rotary tube (6), the second gear (12) is meshed on the right side of the first gear (11), the top of the second gear (12) is fixedly connected with the bottom end of an output shaft of the driving motor (13), and the first gear (11) and the second gear (12) are both located in the return plate (16).

4. A core drilling sampler for geological exploration according to claim 1, characterized in that: the counterweight guiding assembly comprises L-shaped guide rods (9) and balancing weights (10), one ends, close to the two L-shaped guide rods (9), of the two L-shaped guide rods are fixedly connected with two sides of the dust cover (8) respectively, the two L-shaped guide rods (9) are sleeved with the return plates (16) in a sliding mode, and the bottoms of the balancing weights (10) are fixedly connected with the tops of the corresponding L-shaped guide rods (9).

5. A core drilling sampler for geological exploration according to claim 1, characterized in that: the top of roof (4) fixedly connected with battery, driving motor (13) and multistage electric telescopic handle (5) all with battery electric connection.

6. A core drilling sampler for geological exploration according to claim 1, characterized in that: the inner wall of the top of the core drilling barrel (7) is provided with a round through hole (15), and the collision stripping rod (14) is positioned in the round through hole (15) and is not contacted with the inner wall of the round through hole (15).

7. A core drilling sampler for geological exploration according to claim 1, characterized in that: a round hole is formed in the inner wall of the top of the dust shielding cover (8), and the core drilling barrel (7) is located in the round hole and is not in contact with the inner wall of the round hole.

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