CN218035737U - Geotechnical engineering exploration quick sampling device - Google Patents

Abstract

The utility model discloses a quick sampling device for geotechnical engineering exploration, which comprises a drill pipe main body, which is divided into a drill bit, a shaft and a top cover from bottom to top, and a sampling cabin is provided inside the shaft. There are four door holes on the rod body, and scraper openings are opened on the inner wall of the bottom side of the door hole, and the same scraper is installed on the inner walls of both sides of the scraper opening. Swivel is installed with a sampling hatch. The rapid sampling device for geotechnical engineering exploration is equipped with a drill bit enough to drill through hard rock and soil, a sampling cabin that can place rock and soil samples, and a sampling scraper on the shaft that can take more rock and soil samples. The drill pipe can not only drill out the hard rock and soil, but also install rock and soil samples, which greatly reduces the number of drill pipes used by the drilling rig during work; the drill bit and the shaft are connected by threaded grooves and threaded columns, which is convenient for taking out the sampling chamber It is also convenient to replace the drill bit.

Description

A rapid sampling device for geotechnical engineering exploration

technical field

The utility model relates to the technical field of geotechnical engineering prospecting and sampling, in particular to a quick sampling device for geotechnical engineering prospecting.

Background technique

Geotechnical engineering exploration is based on engineering geological surveying and mapping, using various equipment and tools to directly or indirectly go deep into the rock and soil layer to find out the underground rock and soil properties, structural structure, spatial distribution, groundwater conditions, etc. A reliable method to understand deep geological conditions.

During geotechnical engineering exploration, it is necessary to use tools to obtain rock and soil samples. Usually, a drilling rig is selected for work. The drilling rig includes an engine and a drill pipe. A drilling machine has many different types of drill pipes. When working, it needs to be used first. The solid drill pipe drills holes in the ground, then uses the hollow sampling rod to attach the rock and soil samples to the hollow inner wall, and finally pushes the samples out of the hollow sampling rod through the bulldozing tool, so that it is impossible to collect samples during geotechnical engineering exploration and sampling. Rapid sampling of rock and soil in a specific area, and a lot of drill pipes take up a lot of space when placed, and it is very inconvenient to take and use, so a quick sampling device for geotechnical engineering exploration is very much needed.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a quick sampling device for geotechnical engineering exploration, which is used to solve the above problems.

In order to achieve the above object, the utility model adopts the following technical scheme: a quick sampling device for geotechnical engineering exploration, including a drill pipe main body, which is divided into a drill bit, a shaft and a top cover from bottom to top, and the There is a sampling cabin inside the shaft, and four door holes are opened on the shaft body, and a scraper opening is opened on the bottom inner wall of the door hole, and a blocking block is fixedly installed on the bottom inner wall of the scraper opening , the same scraper is rotatably installed on the inner walls of both sides of the scraper port, the blocking block is located below the scraper, sampling hatches are rotatably installed on the four door holes, and the inner wall of the shaft is fixedly installed There is a guide plate with four small chute and a large chute, the guide plate is slidably connected with a stretching part, and the bottom of the stretching part passes through the guide plate through the large chute And extend downwards, the inner wall of the shaft is provided with two placement slots, the placement slots are located above the guide plate, the stretching part is provided with two motors, and the two motors are installed on the rod through the placement slots On the inner wall of the shaft, a controller is fixedly installed on the top side of the motor, and the controller is located on the top side of the shaft.

Preferably, four hinges are fixedly installed on the inner wall of the shaft, and the hinges are located on the door holes, and the four sampling hatches are respectively rotatably connected to the door holes through the hinges to ensure that when the sampling hatch is opened, Able to remain level without shifting.

Preferably, the stretching part includes two first rotating arms, two first rotating shafts, two second rotating arms, two second rotating shafts, two third rotating arms, a third rotating shaft and a The connecting rod, the first rotating arm and the second rotating arm are connected in rotation through the first rotating shaft, the second rotating arm and the third rotating arm are connected in rotating through the second rotating shaft, and the bottom ends of the two third rotating arms are connected through the second rotating shaft. The three rotating shafts are rotationally connected, the third rotating shaft is rotationally connected with a connecting rod, the second rotating shaft is slidingly connected with the guide plate through a small chute, and the third rotating arm, the third rotating shaft and the connecting rod are connected through a large sliding The slot passes through the guide plate.

Preferably, the bottom side of the stretching part is rotatably connected with a pull rod, and the inner walls of the four sampling hatch doors are all rotatably installed with a rotating rod, and one end of the four rotating rods is rotatably installed with the same connecting block, and the connecting block The top side of the top side is rotatably connected with the bottom end of the lifting rod. When the lifting rod moves upwards, it can drive the four rotating rods to rotate obliquely upwards, which is more convenient for the opening of the four sampling hatches.

Preferably, a threaded groove is provided on the inner wall of the top side of the drill bit, and a threaded column is fixedly installed on the outside of the bottom of the shaft, and the threaded column is threadedly installed in the threaded groove, and the drill bit and the shaft are unscrewed in the opposite direction , can separate the shaft from the drill bit, and it is also convenient to replace the drill bit.

Preferably, four screws are installed on the top side of the top cover, and the four screws extend downwards to the shaft, the top cover is connected with the shaft through screws, and buttons are installed on the top side of the top cover, so The button is used to run the motor through the controller, and the screw can be taken out to separate the top cover from the shaft, and it is easy to repair if the motor fails.

Preferably, two backing plates are fixedly installed on the inner wall of the shaft, and the top sides of the two backing plates are in contact with the bottom side of the guide plate to further support the guide plate.

Compared with the prior art, the beneficial effect of the utility model is: the rapid sampling device for geotechnical engineering exploration, the drill bit set is enough to drill hard rock and soil, the sampling cabin set can place rock and soil samples, and the sampling chamber set on the shaft The scraper can take more rock and soil samples. Using one drill pipe can not only drill the hard rock and soil, but also install rock and soil samples, which greatly reduces the number of drill pipes used by the drilling rig; the drill bit and the rod The body is connected through threaded grooves and threaded columns, which is convenient to take out the samples in the sampling chamber and to replace the drill bit; the sampling chamber door installed on the shaft can prevent flying debris from entering the sampling chamber when it is closed, and the button on the top cover can pass through the The controller controls the switch of the motor, and the motor controls the rotation of the stretching parts, driving the stretching rod and the rotating rod to move, and under the action of the hinge and the four rotating rods, the four sampling hatches can be opened smoothly, and the sampling can be carried out. The rock and soil are quickly taken out from the sampling chamber inside the shaft; when the motor needs to be repaired, the top cover can be opened by taking out the screws on the top cover, which is convenient to find the fault of the motor and repair it, which is more conducive The conduct of geotechnical engineering exploration and sampling work.

Description of drawings

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

Fig. 2 is the structural representation of the front view section of the utility model;

Fig. 3 is the structural representation of the utility model right-view section;

Fig. 4 is the structural representation of the utility model top view section;

Fig. 5 is a schematic diagram of the three-dimensional structure of the stretching part of the utility model;

Fig. 6 is a schematic diagram of the three-dimensional structure of the guide plate of the present invention;

Fig. 7 is a schematic structural diagram of part A in Fig. 1 of the present utility model.

In the figure: 1. Drill pipe main body; 2. Drill bit; 3. Sampling cabin; 4. Rod shaft; 5. Top cover; 6. Door hole; 7. Scraper mouth; 8. Scraper; , controller; 11, thread groove; 12, thread column; 13, hinge; 14, pull rod; 15, connecting block; 16, guide plate; 161, small chute; 162, large chute; 17, stretching Parts; 170, the first rotating shaft; 171, the first rotating arm; 172, the second rotating arm; 173, the second rotating shaft; 174, the third rotating arm; 175, the third rotating shaft; 176, connecting rod; 18 19. Motor; 20. Backing plate; 21. Screw; 22. Button; 23. Sampling hatch; 24. Placement slot.

detailed description

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.

Embodiment: Referring to Figures 1-7, a rapid sampling device for geotechnical engineering exploration includes a drill pipe main body 1, which is divided into a drill bit 2, a shaft 4 and a top cover 5 from bottom to top, and the The inside of the shaft 4 is provided with a sampling cabin 3, and the shaft 4 is provided with four door holes 6, and the inner wall of the bottom side of the door hole 6 is provided with a scraper port 7, and the bottom of the scraper port 7 is A blocking block 9 is fixedly installed on the side inner wall, and the same scraper 8 is rotatably installed on the inner walls of both sides of the scraper port 7, and the blocking block 9 is located below the scraper 8, and the four door holes 6 are all Sampling hatch 23 is installed in rotation, and a guide plate 16 is fixedly installed on the inner wall of the shaft 4, and four small chute 161 and a large chute 162 are provided on the guide plate 16, and slide on the guide plate 16. Connected with a stretching part 17, the bottom of the stretching part 17 passes through the guide plate 16 through a large chute 162 and extends downwards. The inner wall of the shaft 4 is provided with two placement slots 24, and the placement slots 24 Located above the guide plate 16, the stretching part 17 is provided with two motors 19, the two motors 19 are installed on the inner wall of the shaft 4 through the placement slot 24, and the top side of the motor 19 is fixedly installed with a control The controller 10 is located on the top side of the shaft 4, and the inner wall of the shaft 4 is fixedly equipped with four hinges 13, and the hinges 13 are located on the door hole 6, and the four sampling hatches 23 are respectively The hinge 13 is rotationally connected with the door hole 6 to ensure that the sampling cabin door 23 can be kept horizontal and does not shift when it is opened. Shaft 170, two second rotating arms 172, two second rotating shafts 173, two third rotating arms 174, a third rotating shaft 175 and a connecting rod 176, the first rotating arm 171 and the second rotating arm 172 pass through The first rotating shaft 170 is rotationally connected, the second rotating arm 172 and the third rotating arm 174 are rotationally connected through the second rotating shaft 173, and the bottom ends of the two third rotating arms 174 are rotationally connected through the third rotating shaft 175, The third rotating shaft 175 is rotatably connected with a connecting rod 176, and the second rotating shaft 173 is slidably connected with the guide plate 16 through the small chute 161, and the third rotating arm 174, the third rotating shaft 175 and the connecting rod 176 pass through the large The chute 162 passes through the guide plate 16, and the bottom side of the stretching part 17 is rotatably connected with a lifting rod 14, and the inner walls of the four sampling hatches 23 are rotatably equipped with a rotating rod 18, and one end of the four rotating rods 18 rotates. The same connection block 15 is installed, and the top side of the connection block 15 is rotatably connected with the bottom end of the lifting rod 14. When the lifting rod 14 moves upwards, it can drive the four rotating rods 18 to rotate obliquely upwards, which is more convenient for the four sampling hatches 23 Open, the top side inner wall of the drill bit 2 is provided with a threaded groove 11, the bottom outside of the shaft 4 is fixedly equipped with a threaded post 12, and the threaded post 12 is threadedly installed in the threaded groove 11, and the drill bit 2 and the shaft 4 Unscrew in the opposite direction, the shaft 4 can be separated from the drill bit 2, and it is also convenient to replace the drill bit 2. Four screws 21 are installed on the top side of the top cover 5, and the four screws 21 extend downward to the shaft 4. The top cover 5 is connected with the shaft 4 through the screws 21, and the top side of the top cover 5 is installed with Button 22, the button 22 runs the motor 19 through the controller 10, takes out the screw 21, can separate the top cover 5 and the shaft 4, and is also convenient for maintenance when the motor 19 fails. The inner wall of the shaft 4 is fixedly installed with two The backing plates 20 , the top sides of the two backing plates 20 are in contact with the bottom side of the guide plate 16 to further support the guide plate 16 .

When in use: the hard rock and soil can be drilled through the drill bit 2, and the sampling cabin 3 can be installed to sample the rock and soil. Can control motor 19 switch, motor 19 and drawing part 17 are rotationally connected, when motor 19 rotates down two first rotating arms 171 on the upper end of drawing part 17, under the effect of first rotating shaft 170, drive two The second rotating arm 172 moves along the two ends of the guide plate 16, and the two second rotating shafts 173 move to the two ends of the guiding plate 16 through the small chute 161 on the guiding plate 16. The third rotating arm 174 moves, and under the action of the third rotating shaft 175, the connecting rod 176 is driven to move upward, so that the lifting rod 14 connected to the connecting rod 176 is moved upward, and the connecting block connected to the bottom side of the lifting rod 14 is driven to rotate. 15 moves upwards, and drives the four rotating rods 18 that are connected with the connecting block 15 to move obliquely upwards, so that the four sampling hatches 23 connected to one end of the rotating rods 18 are rotated inwardly through the hinges 13 to open; The outside is an arc-shaped structure. When the drill pipe main body 1 drills down into the rock and soil layer, under the action of rock and soil extrusion, the scraper 8 remains vertical. Press the button 22 to open the sampling hatch 23, and the drill pipe main body 1 is lifted upwards, the scraper 8 is expanded outwards, and the rock and soil are scraped, and as it moves upwards, the scraper 8 will gradually fully unfold, and the scraper 8 is kept in an inclined state under the action of the blocking block 9, and the rock and soil are sampled. Enter the sampling chamber 3 under the action of the scraper 8; the main body of the drill pipe 1 is lifted up completely, and the shaft 4 and the drill bit 2 are unscrewed in the opposite direction, and the sampled rock and soil are quickly taken out from the sampling chamber 3 inside the shaft 4; 21 is taken out from the top cover 5, and the top cover 5 can be separated from the shaft 4. After the motor 19 is damaged, the motor 19 can be repaired. So far, during geotechnical engineering exploration work, the use of this device can achieve easy operation of the sampling process fast.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A rapid sampling device for geotechnical engineering exploration, comprising a drill pipe main body (1), is characterized in that, the drill pipe main body (1) is divided into a drill bit (2), a shaft (4) and a top from bottom to top Cover (5), the inside of the shaft (4) is provided with a sampling cabin (3), the shaft (4) is provided with four door holes (6), the bottom side of the door hole (6) A scraper opening (7) is opened on the inner wall, and a stop block (9) is fixedly installed on the inner wall of the bottom side of the scraper opening (7). A scraper (8), the blocking block (9) is located at the lower position of the scraper (8), and sampling hatches (23) are rotated on the four door holes (6), and the shaft (4) A guide plate (16) is fixedly installed on the inner wall, and four small chute (161) and a large chute (162) are provided on the said guide plate (16), and a pulley is slidably connected on the said guide plate (16). stretching part (17), the bottom of the stretching part (17) passes through the guide plate (16) through the large chute (162) and extends downwards, and the inner wall of the shaft (4) is provided with two placement slots (24), the placement groove (24) is positioned at the upper position of the guide plate (16), and the stretching part (17) is provided with two motors (19), and the two motors (19) pass through the placement groove (24) ) is installed on the inner wall of the shaft (4), the top side of the motor (19) is fixedly equipped with a controller (10), and the controller (10) is positioned at the top side of the shaft (4). 2. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, characterized in that, the inner wall of the shaft (4) is fixedly equipped with four hinges (13), and the hinges (13) Located on the door hole (6), the four sampling hatches (23) are rotatably connected to the door hole (6) through hinges (13) respectively. 3. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, characterized in that, said stretching part (17) comprises two first rotating arms (171), two first rotating shafts (170 ), two second rotating arms (172), two second rotating shafts (173), two third rotating arms (174), a third rotating shaft (175) and a connecting rod (176), the first rotating The arm (171) and the second rotating arm (172) are connected in rotation through the first rotating shaft (170), and the second rotating arm (172) and the third rotating arm (174) are connected in rotating through the second rotating shaft (173). , the bottom ends of the two third rotating arms (174) are rotationally connected through the third rotating shaft (175), and the connecting rod (176) is rotationally connected on the third rotating shaft (175), and the second rotating shaft (173 ) is slidingly connected with the guide plate (16) through the small chute (161), and the third rotating arm (174), the third rotating shaft (175) and the connecting rod (176) pass through the guide plate through the large chute (162) (16). 4. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, is characterized in that, the bottom side of described tensile part (17) is connected with lifting rod (14) in rotation, four sampling cabin doors (23 ) on the inner wall of the rotating rod (18) is installed rotating, one end of the four rotating rods (18) is rotating installed with the same connecting block (15), the top side of the connecting block (15) and the pull rod (14) The bottom end of the swivel connection. 5. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, characterized in that, the inner wall of the top side of the drill bit (2) is provided with a threaded groove (11), and the shaft (4) A threaded column (12) is fixedly installed on the outside of the bottom, and the threaded column (12) is threadedly installed in the threaded groove (11). 6. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, characterized in that four screws (21) are installed on the top side of the top cover (5), and the four screws (21) are downward Extend to shaft (4), described top cover (5) is connected with shaft (4) by screw (21), and button (22) is installed on the top side of described top cover (5), and described button ( 22) Run the motor (19) through the controller (10). 7. A kind of quick sampling device for geotechnical engineering exploration according to claim 1, characterized in that, the inner wall of the shaft (4) is fixedly equipped with two backing plates (20), two backing plates (20) The top side of the guide plate (16) is in contact with the bottom side.

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