CN220929281U

CN220929281U - Drilling machine for geotechnical engineering

Info

Publication number: CN220929281U
Application number: CN202322809837.8U
Authority: CN
Inventors: 张立长; 何程鹏
Original assignee: Zhongchang Tiangong Survey Group Co ltd
Current assignee: Zhongchang Tiangong Survey Group Co ltd
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-05-10
Anticipated expiration: 2033-10-19

Abstract

The utility model discloses a drilling machine for geotechnical engineering, which comprises a base station and a roller assembly, wherein the lower end of the base station is provided with supporting legs, the supporting legs are provided with three groups, the top end of the base station is provided with a multi-stage hydraulic cylinder, one end of the multi-stage hydraulic cylinder is provided with an engine unit, one end of the engine unit is provided with a drill rod, the drill rod comprises a connecting shaft, the connecting shaft is sleeved with a guide seat, the guide seat is connected with the connecting shaft through a bearing seat, the outer side of the guide seat is provided with a connecting rod, one end of the connecting rod is provided with a sliding sheet, and the sliding sheet is in sliding connection with the supporting legs; the universal roller can be lifted, the support leg structure can ensure the placement stability of the drilling machine, the drilling machine can be conveniently moved, the use flexibility is improved, when the multistage hydraulic cylinder drives the drill rod to axially move, the guide seat, the connecting rod and the drill rod slide along the sliding groove, the drill rod is guided and limited, the deviation phenomenon of the drill rod is prevented, and the drilling quality is further improved.

Description

Drilling machine for geotechnical engineering

Technical Field

The utility model relates to the technical field of geotechnical engineering drilling, in particular to a drilling machine for geotechnical engineering.

Background

A drill refers to a machine and equipment that leaves a cylindrical hole or bore in a target by means of rotary cutting or rotary extrusion with a tool that is harder and sharper than the target. There are also so-called drills, punches, hole drills or hole-penetrating machines, etc. The target is drilled to achieve the expected effect, and the drilling machine for geotechnical engineering is one of drilling machines, and is mechanical equipment for driving a drilling tool to drill underground in geological exploration to acquire physical geological data so as to ascertain conditions of underground geology, mineral resources and the like.

The flexibility in the current drilling machine use is lower, removes inconveniently, when needs change drilling position, needs the manpower to lift the drilling machine, has reduced drilling efficiency, and the drilling machine that adds the gyro wheel is its stability relatively poor, and easy production rocks in the drilling process, and current drilling machine when drilling, its drilling rod takes place the skew phenomenon easily, leads to drilling quality's decline.

Disclosure of utility model

The utility model aims to provide a drilling machine for geotechnical engineering, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drilling machine for geotechnical engineering, includes base station and roller assembly, the landing leg is installed to the lower extreme of base station, and the landing leg is provided with three groups, multistage pneumatic cylinder is installed on the top of base station, the engine block is installed to the one end of multistage pneumatic cylinder, the drilling rod is installed to the one end of engine block, the drilling rod includes the connecting axle, the cover is equipped with the guide holder on the connecting axle, and is connected through the bearing frame between guide holder and the connecting axle, the connecting rod is installed in the outside of guide holder, the gleitbretter is installed to the one end of connecting rod, and sliding connection between gleitbretter and the landing leg.

The roller assembly comprises an electric cylinder, one end of the electric cylinder is provided with a universal roller, and the electric cylinder is fixedly connected with the supporting leg.

The bottom end of the supporting leg is provided with a counterweight support, and the counterweight support is fixedly connected with the supporting leg in a welding mode.

The inner side surface of the supporting leg is provided with a sliding groove, and the sliding sheet is connected with the sliding groove in a sliding manner.

Wherein, hydraulic tank is installed on the top of base station.

Wherein, the power box is installed on the top of base station.

Wherein, three groups of landing legs are evenly arranged along the circumferential direction of the base platform at intervals.

The roller assemblies are provided with three groups, and the three groups of roller assemblies are respectively positioned below the outer sides of the three groups of supporting legs.

Compared with the prior art, the utility model has the beneficial effects that:

1. The universal roller of the roller assembly can be lifted, the support leg structure can ensure the placement stability of the drilling machine, the drilling machine can be conveniently moved, the flexibility of the drilling machine in the use process is improved, time and labor are saved when the drilling machine is moved, and the drilling efficiency is improved.

2. When the multistage hydraulic cylinder drives the drill rod to axially move, the guide seat, the connecting rod and the drill rod slide along the sliding groove, and the guide seat guides and limits the drill rod, so that the deviation phenomenon of the drill rod is prevented, and the drilling quality is improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of the operation of the roller assembly of the present utility model;

FIG. 3 is a diagram showing the connection relationship between the guide seat and the connecting shaft;

FIG. 4 is a diagram showing the connection relationship between a slider and a leg according to the present utility model.

In the figure: 1. a base station; 2. a support leg; 3. an engine block; 4. a drill rod; 5. a connecting shaft; 6. a guide seat; 7. a connecting rod; 8. a bearing seat; 9. a sliding sheet; 10. a multi-stage hydraulic cylinder; 11. a roller assembly; 12. an electric cylinder; 13. a universal roller; 14. a counterweight support; 15. a chute; 16. a hydraulic oil tank; 17. and a power supply box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a drilling machine for geotechnical engineering, including base 1 and roller assembly 11, landing leg 2 is installed to the lower extreme of base 1, and welded fastening connection between base 1 and the landing leg 2, and landing leg 2 is provided with three groups, multistage pneumatic cylinder 10 is installed on the top of base 1, engine block 3 is installed to the one end of multistage pneumatic cylinder 10, drilling rod 4 is installed to the one end of engine block 3, drilling rod 4 includes connecting axle 5, drilling rod 4 and connecting axle 5 set up to integral type structure, the cover is equipped with guide holder 6 on the connecting axle 5, and be connected through bearing frame 8 between guide holder 6 and the connecting axle 5, connecting rod 7 is installed in the outside of guide holder 6, welded fastening connection between guide holder 6 and the connecting rod 7, slide 9 is installed to the one end of connecting rod 7, welded fastening connection between slide 9 and the slide 9, slide 9 and landing leg 2 slide connection, drive drilling rod 4 rotates when the multistage pneumatic cylinder 10 works, drilling rod 4 and the ground bed contact in the realization, in the drilling in the well, multistage pneumatic cylinder 10 moves down, the depth of drilling 4 is adjusted in the multistage pneumatic cylinder 10 during drilling.

The guide seat 6 is connected with the connecting shaft 5 of the drill rod 4 through a bearing seat 8, the connecting shaft 5 can rotate relative to the guide seat 6, namely, the drill rod 4 can rotate relative to the guide seat 6, and the engine unit 3 can drive the drill rod 4 to rotate relative to the guide seat 6.

When the multistage hydraulic cylinder 10 drives the drill rod 4 to axially move, the guide seat 6 and three groups of connecting rods 7 outside the guide seat 6 synchronously move along the drill rod 4, meanwhile, the sliding sheets 9 at one end of the connecting rods 7 slide along the sliding grooves 15, so that the guide seat 6, the connecting rods 7 and the drill rod 4 slide along the sliding grooves 15, the guide seat 6 guides and limits the drill rod 4, the drill rod 4 is prevented from deviating, and drilling quality is improved.

The roller assembly 11 comprises an electric cylinder 12, a universal roller 13 is mounted at one end of the electric cylinder 12, the electric cylinder 12 comprises an electric push rod, one end of the electric push rod is fixedly connected with the universal roller 13, and the electric cylinder 12 is fixedly connected with the supporting leg 2.

The bottom end of the supporting leg 2 is provided with a counterweight support 14, and the counterweight support 14 is fixedly connected with the supporting leg 2 through welding.

When the electric cylinder 12 works, the electric push rod drives the universal roller 13, so that the universal roller 13 moves axially, when the universal roller 13 contacts with the ground and moves downwards continuously, the whole drilling machine is jacked, the counterweight support 14 at the bottom of the supporting leg 2 is jacked synchronously, the ground is separated, at the moment, three groups of universal rollers 13 contact with the ground, the movement is convenient, the whole drilling machine can be quickly moved to a designated drilling position, and the flexibility of the drilling machine in the use process is improved.

When the electric cylinder 12 drives the three groups of universal rollers 13 to reset, the counterweight supports 14 of the three groups of supporting legs 2 are in contact with the ground again, so that the drilling machine is stably placed, the stability of the drilling machine in the drilling process is improved, and shaking is prevented in the drilling process.

Wherein, offered spout 15 on the medial surface of landing leg 2, sliding connection between gleitbretter 9 and the spout 15, spout 15 play the effect of direction, and guide holder 6, connecting rod 7 and drilling rod 4 all slide along spout 15, and guide holder 6 is directed and spacing drilling rod 4, prevents that drilling rod 4 from appearing deviating the phenomenon.

The hydraulic oil tank 16 is installed at the top end of the base 1, and the hydraulic oil required in the hydraulic system is conveyed and stored.

Wherein, the power box 17 is installed on the top of base 1, and power box 17 provides stable electric power support for whole drilling machine.

Wherein, three groups of supporting legs 2 are uniformly arranged at intervals along the circumferential direction of the base 1.

The roller assemblies 11 are provided with three groups, and the three groups of roller assemblies 11 are respectively positioned below the outer sides of the three groups of supporting legs 2.

Wherein, three points location is realized to three sets of landing legs 2, and stable in structure can place whole drilling machine stably, and landing leg 2 structure can enough guarantee the stability of placing of drilling machine, has made things convenient for the removal to the drilling machine again.

Working principle: when the drilling machine is used, the power box 17 provides stable electric power support for the whole drilling machine, the whole drilling machine is moved to a designated drilling position through the roller assembly 11, the roller assembly 11 is reset when the drilling machine is drilled, the counterweight supports 14 of the three groups of supporting legs 2 are in contact with the ground, stable placement of the drilling machine is achieved, when the engine unit 3 is started, the driving drill rod 4 rotates relative to the guide seat 6, the multistage hydraulic cylinder 10 drives the drill rod 4 to axially move when working, the rotating drill rod 4 is in contact with a geotechnical base, drilling is achieved, the multistage hydraulic cylinder 10 drives the drill rod 4 to downwardly move, drilling depth is adjusted, when the multistage hydraulic cylinder 10 drives the drill rod 4 to axially move, the guide seat 6 and three groups of connecting rods 7 outside the guide seat 6 synchronously move along the drill rod 4, meanwhile, the sliding sheets 9 at one ends of the connecting rods 7 slide along the sliding grooves 15, the guide seat 6, the connecting rods 7 and the drill rod 4 slide along the sliding grooves 15, the guide seat 6 guides and limits the drill rod 4, deviation phenomena are prevented from occurring on the drill rod 4, and drilling quality is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drilling machine for geotechnical engineering, includes base station (1) and roller assembly (11), its characterized in that: the landing leg (2) is installed to the lower extreme of base station (1), and landing leg (2) are provided with three groups, multistage pneumatic cylinder (10) are installed on the top of base station (1), engine block (3) are installed to the one end of multistage pneumatic cylinder (10), drilling rod (4) are installed to the one end of engine block (3), drilling rod (4) include connecting axle (5), the cover is equipped with guide holder (6) on connecting axle (5), and is connected through bearing frame (8) between guide holder (6) and connecting axle (5), connecting rod (7) are installed in the outside of guide holder (6), gleitbretter (9) are installed to the one end of connecting rod (7), and sliding connection between gleitbretter (9) and landing leg (2).

2. A drilling machine for geotechnical engineering according to claim 1, wherein: the roller assembly (11) comprises an electric cylinder (12), one end of the electric cylinder (12) is provided with a universal roller (13), and the electric cylinder (12) is fixedly connected with the supporting leg (2).

3. A drilling machine for geotechnical engineering according to claim 1, wherein: the bottom end of the supporting leg (2) is provided with a counterweight support (14), and the counterweight support (14) is fixedly connected with the supporting leg (2) through welding.

4. A drilling machine for geotechnical engineering according to claim 1, wherein: a sliding groove (15) is formed in the inner side face of the supporting leg (2), and the sliding sheet (9) is connected with the sliding groove (15) in a sliding mode.

5. A drilling machine for geotechnical engineering according to claim 1, wherein: a hydraulic oil tank (16) is arranged at the top end of the base station (1).

6. A drilling machine for geotechnical engineering according to claim 1, wherein: the top end of the base station (1) is provided with a power supply box (17).

7. A drilling machine for geotechnical engineering according to claim 1, wherein: the three groups of the supporting legs (2) are uniformly arranged at intervals along the circumferential direction of the base (1).

8. A drilling machine for geotechnical engineering according to claim 1, wherein: the roller assemblies (11) are provided with three groups, and the three groups of roller assemblies (11) are respectively positioned below the outer sides of the three groups of supporting legs (2).