CN214118072U

CN214118072U - Drilling rig for rock and soil investigation

Info

Publication number: CN214118072U
Application number: CN202023349118.5U
Authority: CN
Inventors: 周熙阳; 徐宜威; 许家培
Original assignee: Yangzhou Kaiyuan Geotechnical Engineering Testing Co ltd
Current assignee: Yangzhou Kaiyuan Geotechnical Engineering Testing Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-03
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a probing device for ground reconnaissance, it includes the extension board, with three support column of extension board articulated and support column bottom articulated stabilizer blade, the support column includes coaxial setting's last cylinder and lower cylinder, goes up the lower part of cylinder and the upper portion of cylinder down and all is equipped with the screw thread to threaded connection has the internal thread cover, goes up the cylinder and revolves to opposite with the screw thread on the cylinder down, and threaded connection has the ground stake on the stabilizer blade. This application is when setting up drilling equipment, strut the support column, and arrange the stabilizer blade in subaerially, according to the angle of strutting of topography adjustment support column, it is fixed to make the stabilizer blade in the ground stake screw in again, form stable support to the extension board with this, then rotate the internal thread cover, make the upper column body take place in opposite directions or reverse removal with lower cylinder, length until extension board level with this regulation support column, place the drilling rod at last and make it pass the extension board, can carry out the probing work, the problem that drilling equipment easily takes place the slope has been solved, and can satisfy the user demand in different height ground construction places.

Description

Drilling rig for rock and soil investigation

Technical Field

The application relates to the technical field of geotechnical engineering investigation, in particular to a drilling device for geotechnical investigation.

Background

The geotechnical engineering investigation refers to activities of finding out and analyzing the environment, geotechnical characteristics, geology and the like of a construction site, and drilling equipment is required to be used in the geotechnical engineering investigation process. Along with the development of economy, the speed of urbanization construction is accelerated, the demand of more and more rock engineering exploration in building construction is gradually increased, and drilling equipment is continuously updated and perfected.

At present, the Chinese utility model with the publication number of CN211874387U discloses a rock drilling device, which comprises a chassis and a supporting wheel, stand and drill bit assembly, the chassis includes lower plate and upper plate, the drilling hole has all been seted up to the intermediate position of lower plate and upper plate, be provided with damper between lower plate and the upper plate, damper includes the rigid coupling in the shock attenuation plectane of four edges on lower plate upper surface, there are a plurality of bracing pieces along shock attenuation plectane upper surface a week rigid coupling, the last top surface rigid coupling of bracing piece has with the collinear support ring of shock attenuation plectane axis, the upper surface rigid coupling of shock attenuation plectane has damping spring one, be equipped with the support column in the support ring, the one end rigid coupling of shock attenuation plectane is kept away from with damping spring one to the bottom surface of support column, the top surface of support column and the bottom surface rigid coupling of upper plate, be provided with damping spring two between the upper surface of support ring and the bottom surface of upper plate. When the drilling component drills downwards and samples, the upper bottom plate and the supporting column are pressed down, so that the damping spring I and the damping spring II are compressed, and the vibration generated by the drilling component is absorbed. However, the drilling device in the above scheme is placed on the ground through the chassis and the supporting wheels, and for construction sites with different heights on the ground, the drilling device is prone to tilt to affect the drilling quality, so that the application range of the drilling device is limited.

In view of the above-mentioned related art, the inventors have considered that there is a drawback that the drilling apparatus is liable to tilt, resulting in a limited range of use thereof.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that drilling rig easily takes place the slope to enlarge its application range, this application provides a drilling rig for geotechnical investigation.

The application provides a probing device for geotechnical investigation adopts following technical scheme:

the utility model provides a probing device for geotechnical investigation, including the extension board that supplies the drilling rod to pass articulated three support column on the extension board and support column bottom articulated stabilizer blade, the support column includes cylinder, lower cylinder and internal thread cover, go up the cylinder with the coaxial setting of cylinder down, the lower part of going up the cylinder reaches the upper portion of cylinder all is equipped with the screw thread down, and all with internal thread cover threaded connection, just go up the cylinder with screw thread on the cylinder is to opposite soon down, threaded connection has the ground stake on the stabilizer blade.

By adopting the technical scheme, when the drilling device is erected, the supporting columns are firstly propped open, then the supporting legs are placed on the ground, the opening angle of the supporting column is adjusted according to the terrain, the ground pile is screwed into the ground to fix the supporting legs on the ground, then the internal thread sleeve is rotated, at the moment, the upper column body and the lower column body are both in threaded fit with the internal thread sleeve, because the rotating directions of the upper threads of the upper cylinder and the lower cylinder are opposite, the upper cylinder and the lower cylinder move in the opposite direction or the reverse direction, the length of the supporting columns is adjusted, the drill rod can be placed until the supporting plate is horizontal, the drill rod can penetrate through the supporting plate to perform drilling work, the height of the supporting columns and the included angle among the three supporting columns can be adjusted, and the support column and the support leg jointly form stable support for the support plate, so that the problem that the drilling device is easy to incline is effectively solved, and the use requirements of ground construction sites with different heights can be met.

Optionally, fixedly connected with protects a section of thick bamboo in the extension board, protect a section of thick bamboo downwardly extending, and its bottom with be equipped with between the support column and strengthen the subassembly, strengthen the subassembly and include protect a section of thick bamboo go up the cover establish and fixed connection's adapter sleeve on the adapter sleeve lateral wall articulated telescopic link and articulated sleeve on the cylinder down, the telescopic link slide set up in the sleeve, just fixedly connected with in the sleeve with the telescopic link terminal surface supports tight first spring, the spout has been seted up on the inside wall of cylinder down, fixedly connected with rotates on the sleeve set up in sliding column in the spout, just sliding column with sliding cooperation of spout, be equipped with on the cylinder down and be used for fixing sliding column's mounting.

By adopting the technical scheme, when the support columns are unfolded, the sliding column slides and rotates in the sliding groove, and drives the sleeve to slide downwards along the lower column body, at the moment, the telescopic rod rotates until the sliding column slides to the lowest end of the sliding groove, the fixing part is adjusted to fix the sliding column in the sliding groove, so that the bottom end of the protective cylinder is abutted between the three support columns, and as the top end of the protective cylinder is fixedly connected with the support plate, after the drill rod is inserted into the support plate, the drill rod penetrates downwards through the protective cylinder, and the protective cylinder forms stable support for the drill rod, so that the possibility of inclination of the drill rod is reduced; if the drilling rod shakes, the drilling rod presses the first spring through the protective barrel and the telescopic rod, and the first spring elastically deforms to absorb the shake, so that the accuracy of drilling work is improved.

Optionally, a limiting hole penetrating through the lower end of the sliding groove is formed in the lower cylinder, the fixing piece comprises a limiting rod in plug-in fit with the limiting hole, a protruding block fixedly connected to the end face of one end of the limiting rod, and a second spring fixedly arranged between the protruding block and the lower cylinder, and the limiting rod is abutted against the top surface of the sliding column.

Through adopting above-mentioned technical scheme, at the in-process that the support column struts, the pulling lug makes the gag lever post break away from the spout, and after the post that slides slided to the lower extreme of spout, unclamp the gag lever post, the spring action of second spring makes the gag lever post penetrate the spacing downthehole of spout both sides, and the gag lever post supports tightly with the top surface of the post that slides this moment to this is fixed in the spout with the post that slides, and then realizes strengthening the fixed of subassembly.

Optionally, the two ends of the supporting column are fixedly connected with bulbs, spherical grooves are formed in the supporting plate and the supporting legs, and the bulbs are rotatably arranged in the spherical grooves and attached to the inner walls of the spherical grooves.

Through adopting above-mentioned technical scheme, bulb and spherical groove are passed through to the one end of support column and are connected with the extension board, and the other end also is connected with the stabilizer blade through bulb and spherical groove, and the spherical groove prevents to the restriction of bulb that the support column from taking place to slide, and the inner wall laminating of bulb and spherical groove to this fastness that reinforcing support column and extension board, stabilizer blade are connected has improved the effect of supporting of support column.

Optionally, the anti-slip sleeve made of an elastic material is sleeved and fixedly connected on the internal thread sleeve.

By adopting the technical scheme, when the internal thread sleeve needs to be rotated, a worker holds the anti-slip sleeve and rotates the anti-slip sleeve to drive the internal thread sleeve to rotate, and the anti-slip sleeve is arranged to prevent a hand from slipping with the rotating internal thread sleeve; and the anti-skid sleeve is made of elastic materials, so that the comfort level of a user when holding the anti-skid sleeve is improved.

Optionally, a level gauge is mounted on the side wall of the support plate.

Through adopting above-mentioned technical scheme, when adjusting the length of support column, observe the spirit level and rotate the internal thread cover to this judges whether the extension board is level, simple structure, convenient operation.

Optionally, a plurality of ribs are arranged on the bottom surface of the support leg.

Through adopting above-mentioned technical scheme, when the stabilizer blade was placed on subaerial, the burr had increased the coefficient of friction of stabilizer blade bottom surface, made the frictional force increase between stabilizer blade and the ground, reduced the stabilizer blade and taken place gliding possibility in subaerial, improved drilling equipment's stability.

Optionally, the side wall of the support leg is fixedly connected with a binding rope, and is provided with a ring groove for accommodating the binding rope.

By adopting the technical scheme, after the drilling device is used, the drill rod and the ground pile are pulled out, the supporting columns and the supporting legs are all retracted, and then the three supporting legs are bound together by the binding ropes, so that the drilling device can be bound and fixed, and the storage and transportation of the drilling device are facilitated; and the bundling rope is accommodated in the ring groove, and the limiting function of the ring groove effectively prevents the bundling rope from falling off, thereby ensuring the effect of bundling and fixing the bundling rope.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the drilling device is erected, the supporting columns are unfolded, the supporting legs are placed on the ground, the unfolding angle of the supporting columns is adjusted according to the terrain, the ground pile is screwed into the ground to fix the supporting legs, so that the supporting plate is stably supported, then the internal thread sleeve is rotated to enable the upper column body and the lower column body to move in the opposite direction or the reverse direction, so that the length of the supporting columns is adjusted until the supporting plate is horizontal, and finally a drill rod is placed to penetrate through the supporting plate to perform drilling work, so that the problem that the drilling device is prone to tilting is solved, and the use requirements of ground construction sites with different heights can be met;

2. when the support columns are unfolded, the sliding column slides and rotates in the sliding groove, the sleeve is driven to slide downwards along the lower column body, the telescopic rod rotates at the moment, the sliding column slides to the lowest end of the sliding groove, the fixing part is adjusted to enable the sliding column to be fixed in the sliding groove, so that the bottom end of the protective cylinder is abutted between the three support columns, if the drill rod vibrates, the drill rod presses the first spring through the protective cylinder and the telescopic rod, the first spring is elastically deformed to absorb the vibration, and the accuracy of drilling work is improved;

3. when the supporting column is unfolded, the limiting rod is separated from the sliding groove by pulling the lug, after the sliding column slides to the lowest end of the sliding groove, the limiting rod is loosened, the limiting rod penetrates into the limiting hole under the elastic action of the second spring and is tightly abutted against the top surface of the sliding column, and the sliding column is fixed in the sliding groove.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

Description of reference numerals: 1. a support plate; 11. protecting the cylinder; 12. a level gauge; 13. a drill stem; 2. a support pillar; 21. an upper column; 22. a lower column; 221. a chute; 222. a limiting hole; 23. an internal thread sleeve; 231. an anti-slip sleeve; 24. a ball head; 3. a support leg; 31. piling; 32. a spherical groove; 33. a relief pattern; 34. bundling the ropes; 35. a ring groove; 4. a reinforcement assembly; 41. connecting sleeves; 42. a telescopic rod; 43. a sleeve; 431. sliding the column; 44. a first spring; 5. a fixing member; 51. a limiting rod; 52. a bump; 53. a second spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses probing device for geotechnical investigation. Referring to fig. 1, a drilling apparatus for geotechnical investigation includes a strip 1, a support pillar 2, legs 3, a reinforcement assembly 4, and a fixing member 5. The support plate 1, the support column 2 and the support legs 3 are sequentially arranged from top to bottom. The support plate 1 is disc-shaped, a through hole is formed in the center of a circular surface of the support plate, and the through hole is circular. The inner wall of the through hole is fixedly connected with a protective cylinder 11, the protective cylinder 11 is cylindrical, and the bottom end of the protective cylinder extends downwards. Support column 2 all is equipped with threely with stabilizer blade 3 to all along the circumferencial direction evenly distributed of board.

Referring to fig. 1, the support column 2 includes an upper cylinder 21, a lower cylinder 22, and an internally threaded sleeve 23. The upper column body 21 and the lower column body 22 are both cylindrical, the axes of the upper column body 21 and the lower column body 22 are superposed, the upper end of the upper column body 21 is hinged with the support plate 1, and the lower end of the lower column body 22 is hinged with the support leg 3. Referring to fig. 2, the upper portion of the cylindrical surface of the lower portion of the upper column 21 and the upper portion of the cylindrical surface of the lower column 22 are both provided with threads, and the threads on the upper column 21 and the threads on the lower column 22 have opposite directions. The internal thread sleeve 23 is cylindrical, threads are arranged on the inner wall of the internal thread sleeve, and the ends of the upper column body 21 and the lower column body 22, which are provided with the threads, penetrate into the internal thread sleeve 23 and are in threaded connection with the internal thread sleeve 23.

Referring to fig. 1, the supporting leg 3 is rectangular block-shaped, and a screw hole is formed in the supporting leg 3 and communicated with the top surface of the supporting leg 3 and the ground. The support legs 3 are provided with ground piles 31, the cross sections of the ground piles 31 are circular, the cylindrical surfaces of the ground piles are provided with threads, and the ground piles 31 are in threaded fit with the screw holes. When setting up the drilling equipment, prop open support column 2, and arrange stabilizer blade 3 subaerial in, according to the angle of strutting of topography adjustment support column 2, make stabilizer blade 3 fixed in the ground of will piling 31 screw in again, form stable support to this extension board 1, then rotate internal thread cover 23, make upper cylinder 21 and lower cylinder 22 take place the removal in opposite directions or reverse, with this length of adjusting support column 2 until extension board 1 level, insert drilling rod 13 in protecting section of thick bamboo 11 at last, can carry out the probing work, the problem that the drilling equipment easily takes place the slope has been solved, and can satisfy the user demand in different height ground construction places.

Referring to fig. 1, a leveling instrument 12 is installed on the side wall of a support plate 1, the leveling instrument 12 is a bubble level, and in the process of adjusting the length of a support column 2, the horizontal condition of the support plate 1 can be judged by observing the position of bubbles in the leveling instrument 12. Referring to fig. 2, the anti-slip sleeve 231 is sleeved on the internal thread sleeve 23 and fixedly connected to the internal thread sleeve, anti-slip threads are arranged on the outer side wall of the anti-slip sleeve 231, and a worker holds the internal thread sleeve 23 to rotate through the anti-slip sleeve 231, so that the worker is prevented from slipping when directly rotating the internal thread sleeve 23. And the anti-slip sleeve 231 is made of elastic materials and made of rubber, so that the comfort level of a user when holding the anti-slip sleeve 231 is improved.

Referring to fig. 1 and 3, the reinforcing assembly 4 includes a connecting sleeve 41, a telescopic rod 42, a sleeve 43, and a first spring 44. The cross section of the connecting sleeve 41 is circular, and the connecting sleeve is sleeved and fixedly connected to the bottom of the casing 11. The cross section of the telescopic rod 42 is circular and is hinged on the outer side wall of the connecting sleeve 41. The sleeve 43 is cylindrical, and the telescopic rod 42 is slidably disposed in the sleeve 43. The inner side wall of the lower column 22 is provided with a sliding groove 221, the cross section of the sliding groove 221 is convex, and the angle direction of the sliding groove is consistent with the length direction of the lower column 22. One end of the sleeve 43, which is far away from the casing 11, is fixedly connected with a sliding column 431, the cross section of the sliding column 431 is circular, and the sliding column 431 is rotatably arranged in the sliding groove 221 and is in sliding fit with the sliding groove 221, so that the sleeve 43 is hinged with the lower column 22. The first spring 44 is fixedly disposed in the sleeve 43, and one end of the first spring, which is far away from the sliding column 431, is fixedly connected to and abuts against the end surface of the telescopic rod 42. The reinforcing components 4 are provided with three groups, and the three groups of reinforcing components 4 are uniformly distributed along the circumferential direction of the connecting sleeve 41 and respectively correspond to the three support columns 2 one to one.

Referring to fig. 1 and 3, the fixing member 5 includes a limiting rod 51, a protrusion 52, and a second spring 53. The sidewall of the lower column 22 is formed with a limiting hole 222, and the opening of the limiting hole 222 is circular, and is disposed on two sides of the lower end of the sliding groove 221 and communicated with the sliding groove 221. The cross section of the limiting rod 51 is circular, and the limiting rod is inserted into and matched with the limiting hole 222 and penetrates through the lower column body 22. The bump 52 is fixedly disposed on an end surface of one end of the limiting rod 51, the second spring 53 is sleeved on the limiting rod 51, one end of the second spring is fixedly connected with the bump 52, and the other end of the second spring is fixedly connected with the lower column 22. When the support columns 2 are unfolded, the sliding column 431 slides and rotates in the sliding groove 221, and drives the sleeve 43 to slide downwards along the lower column body 22, at the moment, the telescopic rod 42 rotates, until the sliding column 431 is close to the lowest end of the sliding groove 221, the bump 52 is pulled to enable the limiting rod 51 to be separated from the sliding groove 221, after the sliding column 431 slides to the lowest end of the sliding groove 221, the limiting rod 51 is loosened, the elastic action of the second spring 53 enables the limiting rod 51 to penetrate into the limiting hole 222 and to be tightly abutted to the top surface of the sliding column 431, so that the sliding column 431 is fixed in the sliding groove 221, at the moment, the bottom end of the protective cylinder 11 is tightly abutted between the three support columns 2, if the drill rod 13 vibrates, the drill rod 13 presses the first spring 44 through the protective cylinder 11 and the telescopic rod 42, the first spring 44 is elastically deformed to absorb the vibration, and the accuracy of drilling work is improved.

Referring to fig. 1, the upper end of the upper column 21 and the lower end of the lower column 22 are both fixedly connected with a ball head 24, the bottom surface of the support plate 1 and the top surface of the support leg 3 are both provided with a spherical groove 32, and the ball head 24 is rotatably arranged in the spherical groove 32 and is attached to the inner wall of the spherical groove 32. Support column 2 all is connected through bulb 24 and spherical groove 32 with extension board 1, stabilizer blade 3, and spherical groove 32 has prevented support column 2 to slide to bulb 24's restriction, has strengthened the fastness that support column 2 is connected with extension board 1, stabilizer blade 3.

Referring to fig. 1, the bottom surface of the leg 3 is provided with a plurality of ridges 33, and the ridges 33 increase the friction between the leg 3 and the ground, reducing the possibility of the leg 3 sliding. Fixedly connected with bundle rope 34 on the lateral wall of stabilizer blade 3, after the drilling equipment use finishes, pack up support column 2 and stabilizer blade 3 to bind three stabilizer blade 3 together with bundle rope 34, can bind fixedly to the drilling equipment, have the effect of accomodating and transporting. The side wall of the support leg 3 is provided with a ring groove 35, when the binding rope 34 binds the support leg 3, the binding rope 34 is positioned in the ring groove 35, and the binding rope 34 is effectively prevented from falling off by the limitation of the ring groove 35, so that the binding and fixing effects are ensured.

The implementation principle of the drilling device for geotechnical investigation in the embodiment of the application is as follows: when the drilling device is erected, the supporting columns 2 are unfolded, the supporting legs 3 are placed on the ground, the unfolding angle of the supporting columns 2 is adjusted according to the terrain, the sleeves 43 slide downwards along the lower columns 22, the lugs 52 are pulled to enable the limiting rods 51 to be separated from the sliding grooves 221, after the sliding columns 431 slide to the lowest ends of the sliding grooves 221, the limiting rods 51 are loosened, the second springs 53 enable the limiting rods 51 to penetrate into the limiting holes 222, the sliding columns 431 are fixed in the sliding grooves 221, the bottom ends of the casing 11 are tightly abutted to the three supporting columns 2, the ground piles 31 are screwed into the ground to enable the supporting legs 3 to be fixed, so that the supporting plate 1 and the casing 11 are stably supported, then the internal thread sleeves 23 are rotated to enable the upper columns 21 and the lower columns 22 to move oppositely or reversely, so that the length of the supporting columns 2 is adjusted until the supporting plate 1 is horizontal, finally the drill rods 13 are inserted into the casing 11, the drilling work can be carried out, and the problem that the drilling device is prone to incline is solved, and can meet the use requirements of ground construction sites with different heights.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a probing device for geotechnical investigation which characterized in that: including support board (1) that supplies drilling rod (13) to pass go up articulated three support column (2) and support column (2) bottom articulated stabilizer blade (3), support column (2) include cylinder (21), lower cylinder (22) and internal thread cover (23), go up cylinder (21) with cylinder (22) coaxial setting down, the lower part of going up cylinder (21) reaches the upper portion of lower cylinder (22) all is equipped with the screw thread, and all with internal thread cover (23) threaded connection, just go up cylinder (21) with screw thread on lower cylinder (22) is revolved to opposite, threaded connection has ground stake (31) on stabilizer blade (3).

2. The drilling apparatus for geotechnical investigation of claim 1, wherein: the supporting plate (1) is internally and fixedly connected with a protective barrel (11), the protective barrel (11) extends downwards, a reinforcing component (4) is arranged between the bottom of the protective barrel (11) and the supporting column (2), the reinforcing component (4) comprises a connecting sleeve (41) which is sleeved and fixedly connected on the protective barrel (11), a telescopic rod (42) which is hinged on the outer side wall of the connecting sleeve (41) and a sleeve (43) which is hinged on the lower column body (22), the telescopic rod (42) is arranged in the sleeve (43) in a sliding manner, a first spring (44) which is tightly abutted against the end face of the telescopic rod (42) is fixedly connected in the sleeve (43), a sliding groove (221) is arranged on the inner side wall of the lower column body (22), a sliding column (431) which is rotatably arranged in the sliding groove (221) is fixedly connected on the sleeve (43), and the sliding column (431) is matched with the sliding groove (221) in a sliding manner, and a fixing piece (5) for fixing the sliding column (431) is arranged on the lower column body (22).

3. The drilling apparatus for geotechnical investigation of claim 2, wherein: the lower column body (22) is provided with a limiting hole (222) penetrating through the lower end of the sliding groove (221), the fixing piece (5) comprises a limiting rod (51) in plug-in fit with the limiting hole (222), a convex block (52) fixedly connected to the end face of one end of the limiting rod (51) and a second spring (53) fixedly arranged between the convex block (52) and the lower column body (22), and the limiting rod (51) is abutted against the top face of the sliding column (431).

4. The drilling apparatus for geotechnical investigation of claim 1, wherein: the both ends of support column (2) are equal fixedly connected with bulb (24), extension board (1) with spherical groove (32) have all been seted up on stabilizer blade (3), bulb (24) rotate set up in spherical groove (32) to with the inner wall laminating of spherical groove (32).

5. The drilling apparatus for geotechnical investigation of claim 1, wherein: the internal thread sleeve (23) is sleeved and fixedly connected with an anti-slip sleeve (231) made of elastic material.

6. The drilling apparatus for geotechnical investigation of claim 1, wherein: and a level gauge (12) is arranged on the side wall of the support plate (1).

7. The drilling apparatus for geotechnical investigation of claim 1, wherein: the bottom surface of the supporting leg (3) is provided with a plurality of wales (33).

8. The drilling apparatus for geotechnical investigation of claim 1, wherein: the side wall of the supporting leg (3) is fixedly connected with a binding rope (34) and is provided with a ring groove (35) for accommodating the binding rope (34).