CN217270045U

CN217270045U - Drilling rig for geotechnical engineering investigation

Info

Publication number: CN217270045U
Application number: CN202221249198.3U
Authority: CN
Inventors: 乔鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-08-23
Anticipated expiration: 2032-05-24

Abstract

The utility model relates to the technical field of geotechnical engineering, in particular to a drilling device for geotechnical engineering investigation, which comprises a fixed table, wherein three groups of supporting mechanisms are equidistantly arranged at the outer side of the fixed table, a buffer mechanism is arranged at the upper part of the inner cavity of the fixed table, a protective mechanism is arranged in the inner cavity of the fixed table, the supporting mechanisms comprise connecting pieces, supporting plates and hydraulic rods, the connecting pieces are uniformly distributed at the lower part of the outer side of the fixed table, the connecting pieces are movably connected with the supporting plates through pin shafts, the upper ends of the supporting plates are respectively provided with the hydraulic rods, the lower ends of the hydraulic rods penetrate through the supporting plates through output rods and extend to the lower parts of the supporting plates, the utility model has reasonable structural design and strong practicability, is convenient for stably and adjustably fixing the fixed table, is convenient for horizontally fixing the fixed table, effectively leads the drilling equipment to better work, and is convenient for carrying out anti-tilt support on the drilling equipment, the drilling equipment can be conveniently and effectively made to work stably, and the working efficiency of the drilling equipment is effectively improved.

Description

Drilling rig for geotechnical engineering investigation

Technical Field

The utility model relates to a geotechnical engineering technical field especially relates to a probing device is used in geotechnical engineering reconnaissance.

Background

The geotechnical engineering major is a branch of civil engineering, is a science for solving engineering technical problems about rocks and soil in various engineering by applying engineering geology, soil mechanics and rock mechanics, and is divided according to engineering construction stages, wherein the working content can be divided into: geotechnical engineering investigation, geotechnical engineering design, geotechnical engineering treatment, geotechnical engineering monitoring and geotechnical engineering detection.

Present geotechnical engineering investigation means that the environment to the construction place, geotechnical feature and geology etc. pinpoint the activity of analysis, need use drilling equipment at the in-process of geotechnical engineering investigation, and some miniature drilling equipment are when using at present, because its volume is less, convenient operation, basically, operate through artifical handheld, but lead to easily taking place the drilling rod slope at the drilling in-process, lead to the drill bit to damage or reconnaissance detected data accurate inadequately, lead to drilling engineering's work efficiency not good, for this reason, we provide a drilling equipment for geotechnical engineering investigation and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a drilling device for geotechnical engineering investigation.

In order to realize the purpose, the utility model adopts the following technical scheme:

the drilling device for geotechnical engineering investigation comprises a fixed table, wherein three groups of supporting mechanisms are equidistantly arranged on the outer side of the fixed table, a buffering mechanism is installed on the upper portion of an inner cavity of the fixed table, and a protection mechanism is installed in the inner cavity of the fixed table;

the supporting mechanism comprises connecting pieces, supporting plates and hydraulic rods, the connecting pieces are uniformly distributed on the lower portion of the outer side of the fixed table, the connecting pieces are movably connected with the supporting plates through pin shafts, the hydraulic rods are arranged at the upper ends of the supporting plates, and the lower ends of the hydraulic rods penetrate through the supporting plates through output rods and extend to the lower portions of the supporting plates;

protection machanism is including roof, first connecting block, pivot, running roller, the outside of roof is connected with the fixed station through a plurality of first connecting blocks, the lower extreme equidistance swing joint of roof has the pivot, the running roller has all been cup jointed in the outside of pivot.

Preferably, the upper end of the supporting plate is provided with a jack, the inner cavity of the jack is inserted with an inserted bar, and the lower end of the inserted bar is conical.

Preferably, the lower end of the output rod of the hydraulic rod is connected with a fixed cone, and the outer side of the fixed cone is provided with a spiral groove.

Preferably, the fixed cover has all been cup jointed in the outside of hydraulic stem, the equal symmetric connection in outside of fixed cover has the curb plate, just the lower extreme of curb plate all is connected with the backup pad.

Preferably, buffer gear is three including spring damping pole, fixed block, splint the one end of spring damping pole all is connected with the inside of fixed station, the one end that the fixed station was kept away from to the spring damping pole all is connected with the fixed block, the one end that the spring damping pole was kept away from to the fixed block all is connected with splint, just splint are arc splint.

Preferably, the common swing joint of lower extreme of pivot has the bottom plate, just the outside equidistance of bottom plate is connected with the second connecting block, the other end of second connecting block all is connected with the fixed station inner wall.

The utility model provides a pair of probing device for geotechnical engineering reconnaissance, beneficial effect lies in:

according to the actual topography at scene, through rotating the backup pad, because the backup pad is connected with the connecting piece through the round pin axle, and the connecting piece is installed in the fixed station outside, be convenient for rotate the angle of adjusting between three backup pads of group and the fixed station, the fixed station of being convenient for is in the horizontality with ground, it inserts the underground to pass through the output pole through the hydraulic stem and drive the stationary cone, be convenient for be in fixed station, the inserted bar is inserted in the jack past backup pad upper end to the rethread, the inserted bar of being convenient for carries out further grafting with ground and fixes, effectual stable support to the fixed station that plays, be convenient for effectual improvement is to the fixed support efficiency of this equipment, and convenient use.

Through having set up protection machanism, the drilling rod of being convenient for when rotating downwards and impeling, the running roller in the pivot outside rotates along with the same friction of drilling rod, because running roller and drilling rod contact closely, be convenient for play the anti-tilt support to the drilling rod, and through designing buffer gear, when the drilling rod takes place slight slope, can produce great frictional resistance between its and the running roller, and the drilling rod can extrude splint, the splint of being convenient for pass through compression spring damping pole, because spring damping pole has the bounce, be convenient for support the drilling rod through the bounce after the compression, the effectual buffering that plays supports the drilling rod, avoid the drilling rod to last the slope, effectually make drilling work continue to go on, the improvement probing work efficiency of being convenient for needs.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a drilling rig for geotechnical engineering investigation according to the present invention;

fig. 2 is a schematic view of a semi-sectional structure of a fixed platform of a drilling rig for geotechnical engineering investigation according to the present invention;

fig. 3 is a schematic view of a three-dimensional structure of a supporting mechanism of a drilling rig for geotechnical engineering investigation according to the present invention;

fig. 4 is a schematic view of a three-dimensional structure of a buffering mechanism of a drilling rig for geotechnical engineering investigation according to the present invention;

fig. 5 is the utility model provides a geotechnical engineering reconnaissance is with probing device's protection machanism spatial structure schematic diagram.

In the figure: 1. a fixed table; 2. a support mechanism; 21. a connecting member; 22. a jack; 23. a support plate; 24. inserting a rod; 25. a hydraulic lever; 26. a fixed cone; 27. fixing a sleeve; 28. a side plate; 3. a buffer mechanism; 31. a spring damping lever; 32. a fixed block; 33. a splint; 4. a protection mechanism; 41. a top plate; 42. a first connection block; 43. a rotating shaft; 44. a roller; 45. a base plate; 46. and a second connecting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a drilling device for geotechnical engineering investigation, comprising a fixed station 1, three groups of supporting mechanisms 2 are equidistantly arranged on the outer side of the fixed station 1, a buffer mechanism 3 is mounted on the upper portion of an inner cavity of the fixed station 1, a protection mechanism 4 is mounted in the inner cavity of the fixed station 1, the buffer mechanism 3 comprises spring damping rods 31, fixed blocks 32 and clamping plates 33, one ends of the three spring damping rods 31 are all connected with the inside of the fixed station 1, one ends of the spring damping rods 31 far away from the fixed station 1 are all connected with the fixed blocks 32, one ends of the fixed blocks 32 far away from the spring damping rods 31 are all connected with the clamping plates 33, the clamping plates 33 are arc-shaped clamping plates, so that the effective clamping plates 33 can be conveniently carried out on a drill rod through the three groups of clamping plates 33, when the drill rod is slightly inclined, the clamping plates 33 can conveniently compress the spring damping rods 31 through extruding the clamping plates 33, because the spring damping rods 31 have rebound, the drilling rod is conveniently supported through the rebound after compression, the drilling rod is effectively supported in a buffering mode, and the drilling rod is convenient to protect.

The supporting mechanism 2 comprises connecting pieces 21, supporting plates 23 and hydraulic rods 25, the connecting pieces 21 are uniformly distributed on the lower portion of the outer side of the fixed table 1, the connecting pieces 21 are movably connected with the supporting plates 23 through pin shafts, the hydraulic rods 25 are arranged on the upper ends of the supporting plates 23, the lower ends of the hydraulic rods 25 penetrate through the supporting plates 23 through output rods and extend to the lower portions of the supporting plates, jacks 22 are arranged on the upper ends of the supporting plates 23, insertion rods 24 are inserted into the inner cavities of the jacks 22, the lower ends of the insertion rods 24 are conical, the insertion rods 24 are conveniently inserted into the insertion rods 24 through the insertion holes 22 in the upper ends of the supporting plates 23 and are inserted into the soil layers through the insertion rods 24, the inserting firmness between the supporting mechanism 2 and the ground is facilitated, the lower ends of the output rods of the hydraulic rods 25 are connected with fixed cones 26, spiral grooves are formed in the outer sides of the fixed cones 26, the output rods of the hydraulic rods are conveniently inserted into the soil layers, and the fixing between the spiral grooves formed in the outer sides of the fixed cones 26 and the underground soil layers is more stable, the effectual support efficiency who improves supporting mechanism 2 of being convenient for, fixed cover 27 has all been cup jointed in the outside of hydraulic stem 25, and the equal symmetric connection in outside of fixed cover 27 has curb plate 28, and the lower extreme of curb plate 28 all is connected with backup pad 23, is convenient for play stable supporting role to hydraulic stem 25 through fixed cover 27.

Protection machanism 4 is including roof 41, first connecting block 42, pivot 43, running roller 44, the outside of roof 41 is connected with fixed station 1 through a plurality of first connecting blocks 42, the lower extreme equidistance swing joint of roof 41 has pivot 43, the running roller 44 has all been fixed to cover in the outside of pivot 43, the common swing joint of lower extreme of pivot 43 has bottom plate 45, and the outside equidistance of bottom plate 45 is connected with second connecting block 46, the other end of second connecting block 46 all is connected with 1 inner wall of fixed station, be convenient for effectual counter shaft 43 and running roller 44 carry out stable support, be convenient for the running roller 44 is effectual plays fixed anti-tilt's effect to the drilling rod.

The working principle is as follows: when the device is used, the device is carried to a construction site through the transport trolley, because the ground of a geotechnical engineering construction site can have inclined rugged conditions, according to the actual terrain of the site, the hydraulic rod 25 is inserted into the support plate 23 of one group of the support mechanisms 2, the hydraulic rod 25 is controlled to start through an external hydraulic pipeline and a control valve, the hydraulic rod 25 drives the fixing cone 26 to be inserted underground through the output rod, then the angle between the other two groups of the support plates 23 and the fixing table 1 is adjusted according to rotation, the fixing table 1 and the ground are in a horizontal state, the fixing cone 26 is driven to be inserted underground through the output rod by controlling the other two groups of the hydraulic rods 25, the fixing table 1 is convenient to be positioned, the insertion rod 24 is inserted into the insertion hole 22 at the upper end of the support plate 23, the insertion rod 24 is convenient to be further inserted and fixed with the ground, effectively play a role in stably supporting the fixed platform 1, and when the drill rod and the drill bit are used for drilling, by inserting the drill rod and the drill bit into the middle part of the inner cavity of the fixed table 1 and arranging the protection mechanism 4, when the drill rod rotates downwards and is pushed, the roller 44 outside the rotating shaft 43 rotates along with the drill rod in a friction way, because the roller 44 is closely contacted with the drill rod, the drill rod is convenient to be supported in an anti-inclination way, and by designing the buffer mechanism 3, when the drill rod slightly inclines, a large frictional resistance is generated between the drill rod and the roller 44, and the drill rod presses the clamping plate 33, so that the clamping plate 33 can be conveniently clamped by the compression spring damping rod 31, because spring damping rod 31 has the bounce-back nature, be convenient for support the drilling rod through the bounce-back after the compression, the effectual buffering that plays supports the drilling rod, avoids the drilling rod to last the slope, and the effectual drilling work that makes continues to go on, the improvement drilling work efficiency of the needs of being convenient for.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A drilling device for geotechnical engineering investigation comprises a fixed table (1), and is characterized in that three groups of supporting mechanisms (2) are equidistantly arranged on the outer side of the fixed table (1), a buffer mechanism (3) is installed on the upper portion of an inner cavity of the fixed table (1), and a protection mechanism (4) is installed in the inner cavity of the fixed table (1);

the supporting mechanism (2) comprises connecting pieces (21), supporting plates (23) and hydraulic rods (25), the connecting pieces (21) are uniformly distributed on the lower portion of the outer side of the fixing table (1), the connecting pieces (21) are movably connected with the supporting plates (23) through pin shafts, the hydraulic rods (25) are arranged at the upper ends of the supporting plates (23), and the lower ends of the hydraulic rods (25) penetrate through the supporting plates (23) through output rods and extend to the lower portions of the supporting plates;

protection machanism (4) are connected with fixed station (1) through a plurality of first connecting blocks (42) including roof (41), first connecting block (42), pivot (43), running roller (44) in the outside of roof (41), the lower extreme equidistance swing joint of roof (41) has pivot (43), running roller (44) have all been fixed to the outside of pivot (43) to have cup jointed.

2. The drilling device for geotechnical engineering investigation according to claim 1, wherein the upper ends of the supporting plates (23) are provided with insertion holes (22), the inner cavities of the insertion holes (22) are inserted with insertion rods (24), and the lower ends of the insertion rods (24) are conical.

3. The drilling apparatus for geotechnical engineering investigation according to claim 1, wherein the lower end of the output rod of said hydraulic rod (25) is connected with a fixed cone (26), and the outer side of said fixed cone (26) is provided with a spiral groove.

4. The drilling device for geotechnical engineering investigation according to claim 1, wherein the hydraulic rods (25) are sleeved with fixing sleeves (27), the outer sides of the fixing sleeves (27) are symmetrically connected with side plates (28), and the lower ends of the side plates (28) are connected with the support plate (23).

5. The drilling device for geotechnical engineering investigation according to claim 1, wherein said buffer mechanism (3) comprises spring damping rods (31), fixing blocks (32) and clamping plates (33), three ends of said spring damping rods (31) are connected with the inside of the fixed table (1), one ends of said spring damping rods (31) far away from the fixed table (1) are connected with the fixing blocks (32), one ends of said fixing blocks (32) far away from the spring damping rods (31) are connected with the clamping plates (33), and said clamping plates (33) are arc-shaped clamping plates.

6. The boring device for geotechnical investigation according to claim 1, wherein the lower end of the rotating shaft (43) is movably connected with a bottom plate (45), the outer side of the bottom plate (45) is equidistantly connected with second connecting blocks (46), and the other ends of the second connecting blocks (46) are connected with the inner wall of the fixed station (1).